Default Filter List

* Refactor node pre check

* Rename method

* I18n

* Add remark not found warnings

* Fix

* Fix

* Fix

* Update v2rayN/ServiceLib/Handler/CoreConfigHandler.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

v2rayN/ServiceLib/Global.cs

@@ -90,6 +90,22 @@ public class Global
 
     public const int Hysteria2DefaultHopInt = 10;
 
+    public const string PolicyGroupExcludeKeywords = @"剩余|过期|到期|重置|[Rr]emaining|[Ee]xpir|[Rr]eset";
+
+    public const string PolicyGroupDefaultAllFilter = $"^(?!.*(?:{PolicyGroupExcludeKeywords})).*$";
+
+    public static readonly List<string> PolicyGroupDefaultFilterList = 
+    [
+        // All nodes (exclude traffic/expiry info)
+        PolicyGroupDefaultAllFilter,
+        // Low multiplier nodes, e.g. ×0.1, 0.5x, 0.1倍
+        @"^.*(?:[×xX✕*]\s*0\.[0-9]+|0\.[0-9]+\s*[×xX✕*倍]).*$",
+        // Dedicated line nodes, e.g. IPLC, IEPL
+        $@"^(?!.*(?:{PolicyGroupExcludeKeywords})).*(?:专线|IPLC|IEPL|中转).*$",
+        // Japan nodes
+        $@"^(?!.*(?:{PolicyGroupExcludeKeywords})).*(?:日本|\\b[Jj][Pp]\\b|🇯🇵|[Jj]apan).*$",
+    ];
+
     public static readonly List<string> IEProxyProtocols =
     [
         "{ip}:{http_port}",

v2rayN/ServiceLib/GlobalUsings.cs

@@ -24,6 +24,7 @@ global using ServiceLib.Common;
 global using ServiceLib.Enums;
 global using ServiceLib.Events;
 global using ServiceLib.Handler;
+global using ServiceLib.Handler.Builder;
 global using ServiceLib.Handler.Fmt;
 global using ServiceLib.Handler.SysProxy;
 global using ServiceLib.Helper;

v2rayN/ServiceLib/Handler/Builder/CoreConfigContextBuilder.cs

@@ -0,0 +1,331 @@
+namespace ServiceLib.Handler.Builder;
+
+public record CoreConfigContextBuilderResult(CoreConfigContext Context, NodeValidatorResult ValidatorResult)
+{
+    public bool Success => ValidatorResult.Success;
+}
+
+public class CoreConfigContextBuilder
+{
+    /// <summary>
+    /// Builds a <see cref="CoreConfigContext"/> for the given node, resolves its proxy map,
+    /// and processes outbound nodes referenced by routing rules.
+    /// </summary>
+    public static async Task<CoreConfigContextBuilderResult> Build(Config config, ProfileItem node)
+    {
+        var runCoreType = AppManager.Instance.GetCoreType(node, node.ConfigType);
+        var coreType = runCoreType == ECoreType.sing_box ? ECoreType.sing_box : ECoreType.Xray;
+        var context = new CoreConfigContext()
+        {
+            Node = node,
+            RunCoreType = runCoreType,
+            AllProxiesMap = [],
+            AppConfig = config,
+            FullConfigTemplate = await AppManager.Instance.GetFullConfigTemplateItem(coreType),
+            IsTunEnabled = config.TunModeItem.EnableTun,
+            SimpleDnsItem = config.SimpleDNSItem,
+            ProtectDomainList = [],
+            TunProtectSsPort = 0,
+            ProxyRelaySsPort = 0,
+            RawDnsItem = await AppManager.Instance.GetDNSItem(coreType),
+            RoutingItem = await ConfigHandler.GetDefaultRouting(config),
+        };
+        var validatorResult = NodeValidatorResult.Empty();
+        var (actNode, nodeValidatorResult) = await ResolveNodeAsync(context, node);
+        if (!nodeValidatorResult.Success)
+        {
+            return new CoreConfigContextBuilderResult(context, nodeValidatorResult);
+        }
+        context = context with { Node = actNode };
+        validatorResult.Warnings.AddRange(nodeValidatorResult.Warnings);
+        if (!(context.RoutingItem?.RuleSet.IsNullOrEmpty() ?? true))
+        {
+            var rules = JsonUtils.Deserialize<List<RulesItem>>(context.RoutingItem?.RuleSet) ?? [];
+            foreach (var ruleItem in rules.Where(ruleItem => ruleItem.Enabled && !Global.OutboundTags.Contains(ruleItem.OutboundTag)))
+            {
+                if (ruleItem.OutboundTag.IsNullOrEmpty())
+                {
+                    validatorResult.Warnings.Add(string.Format(ResUI.MsgRoutingRuleEmptyOutboundTag, ruleItem.Remarks));
+                    ruleItem.OutboundTag = Global.ProxyTag;
+                    continue;
+                }
+                var ruleOutboundNode = await AppManager.Instance.GetProfileItemViaRemarks(ruleItem.OutboundTag);
+                if (ruleOutboundNode == null)
+                {
+                    validatorResult.Warnings.Add(string.Format(ResUI.MsgRoutingRuleOutboundNodeNotFound, ruleItem.Remarks, ruleItem.OutboundTag));
+                    ruleItem.OutboundTag = Global.ProxyTag;
+                    continue;
+                }
+
+                var (actRuleNode, ruleNodeValidatorResult) = await ResolveNodeAsync(context, ruleOutboundNode, false);
+                validatorResult.Warnings.AddRange(ruleNodeValidatorResult.Warnings.Select(w =>
+                    string.Format(ResUI.MsgRoutingRuleOutboundNodeWarning, ruleItem.Remarks, ruleItem.OutboundTag, w)));
+                if (!ruleNodeValidatorResult.Success)
+                {
+                    validatorResult.Warnings.AddRange(ruleNodeValidatorResult.Errors.Select(e =>
+                        string.Format(ResUI.MsgRoutingRuleOutboundNodeError, ruleItem.Remarks, ruleItem.OutboundTag, e)));
+                    ruleItem.OutboundTag = Global.ProxyTag;
+                    continue;
+                }
+
+                context.AllProxiesMap[$"remark:{ruleItem.OutboundTag}"] = actRuleNode;
+            }
+        }
+
+        return new CoreConfigContextBuilderResult(context, validatorResult);
+    }
+
+    /// <summary>
+    /// Resolves a node into the context, optionally wrapping it in a subscription-level proxy chain.
+    /// Returns the effective (possibly replaced) node and the validation result.
+    /// </summary>
+    public static async Task<(ProfileItem, NodeValidatorResult)> ResolveNodeAsync(CoreConfigContext context,
+        ProfileItem node,
+        bool includeSubChain = true)
+    {
+        if (node.IndexId.IsNullOrEmpty())
+        {
+            return (node, NodeValidatorResult.Empty());
+        }
+
+        if (includeSubChain)
+        {
+            var (virtualChainNode, chainValidatorResult) = await BuildSubscriptionChainNodeAsync(node);
+            if (virtualChainNode != null)
+            {
+                context.AllProxiesMap[virtualChainNode.IndexId] = virtualChainNode;
+                var (resolvedNode, resolvedResult) = await ResolveNodeAsync(context, virtualChainNode, false);
+                resolvedResult.Warnings.InsertRange(0, chainValidatorResult.Warnings);
+                return (resolvedNode, resolvedResult);
+            }
+            // Chain not built but warnings may still exist (e.g. missing profiles)
+            if (chainValidatorResult.Warnings.Count > 0)
+            {
+                var fillResult = await RegisterNodeAsync(context, node);
+                fillResult.Warnings.InsertRange(0, chainValidatorResult.Warnings);
+                return (node, fillResult);
+            }
+        }
+
+        var registerResult = await RegisterNodeAsync(context, node);
+        return (node, registerResult);
+    }
+
+    /// <summary>
+    /// If the node's subscription defines prev/next profiles, creates a virtual
+    /// <see cref="EConfigType.ProxyChain"/> node that wraps them together.
+    /// Returns <c>null</c> as the chain item when no chain is needed.
+    /// Any warnings (e.g. missing prev/next profile) are returned in the validator result.
+    /// </summary>
+    private static async Task<(ProfileItem? ChainNode, NodeValidatorResult ValidatorResult)> BuildSubscriptionChainNodeAsync(ProfileItem node)
+    {
+        var result = NodeValidatorResult.Empty();
+
+        if (node.Subid.IsNullOrEmpty())
+        {
+            return (null, result);
+        }
+
+        var subItem = await AppManager.Instance.GetSubItem(node.Subid);
+        if (subItem == null)
+        {
+            return (null, result);
+        }
+
+        ProfileItem? prevNode = null;
+        ProfileItem? nextNode = null;
+
+        if (!subItem.PrevProfile.IsNullOrEmpty())
+        {
+            prevNode = await AppManager.Instance.GetProfileItemViaRemarks(subItem.PrevProfile);
+            if (prevNode == null)
+            {
+                result.Warnings.Add(string.Format(ResUI.MsgSubscriptionPrevProfileNotFound, subItem.PrevProfile));
+            }
+        }
+        if (!subItem.NextProfile.IsNullOrEmpty())
+        {
+            nextNode = await AppManager.Instance.GetProfileItemViaRemarks(subItem.NextProfile);
+            if (nextNode == null)
+            {
+                result.Warnings.Add(string.Format(ResUI.MsgSubscriptionNextProfileNotFound, subItem.NextProfile));
+            }
+        }
+
+        if (prevNode is null && nextNode is null)
+        {
+            return (null, result);
+        }
+
+        // Build new proxy chain node
+        var chainNode = new ProfileItem()
+        {
+            IndexId = $"inner-{Utils.GetGuid(false)}",
+            ConfigType = EConfigType.ProxyChain,
+            CoreType = node.CoreType ?? ECoreType.Xray,
+        };
+        List<string?> childItems = [prevNode?.IndexId, node.IndexId, nextNode?.IndexId];
+        var chainExtraItem = chainNode.GetProtocolExtra() with
+        {
+            GroupType = chainNode.ConfigType.ToString(),
+            ChildItems = string.Join(",", childItems.Where(x => !x.IsNullOrEmpty())),
+        };
+        chainNode.SetProtocolExtra(chainExtraItem);
+        return (chainNode, result);
+    }
+
+    /// <summary>
+    /// Dispatches registration to either <see cref="RegisterGroupNodeAsync"/> or
+    /// <see cref="RegisterSingleNodeAsync"/> based on the node's config type.
+    /// </summary>
+    private static async Task<NodeValidatorResult> RegisterNodeAsync(CoreConfigContext context, ProfileItem node)
+    {
+        if (node.ConfigType.IsGroupType())
+        {
+            return await RegisterGroupNodeAsync(context, node);
+        }
+        else
+        {
+            return RegisterSingleNodeAsync(context, node);
+        }
+    }
+
+    /// <summary>
+    /// Validates a single (non-group) node and, on success, adds it to the proxy map
+    /// and records any domain addresses that should bypass the proxy.
+    /// </summary>
+    private static NodeValidatorResult RegisterSingleNodeAsync(CoreConfigContext context, ProfileItem node)
+    {
+        if (node.ConfigType.IsGroupType())
+        {
+            return NodeValidatorResult.Empty();
+        }
+
+        var nodeValidatorResult = NodeValidator.Validate(node, context.RunCoreType);
+        if (!nodeValidatorResult.Success)
+        {
+            return nodeValidatorResult;
+        }
+
+        context.AllProxiesMap[node.IndexId] = node;
+
+        var address = node.Address;
+        if (Utils.IsDomain(address))
+        {
+            context.ProtectDomainList.Add(address);
+        }
+
+        if (!node.EchConfigList.IsNullOrEmpty())
+        {
+            var echQuerySni = node.Sni;
+            if (node.StreamSecurity == Global.StreamSecurity
+                && node.EchConfigList?.Contains("://") == true)
+            {
+                var idx = node.EchConfigList.IndexOf('+');
+                echQuerySni = idx > 0 ? node.EchConfigList[..idx] : node.Sni;
+            }
+
+            if (Utils.IsDomain(echQuerySni))
+            {
+                context.ProtectDomainList.Add(echQuerySni);
+            }
+        }
+
+        return nodeValidatorResult;
+    }
+
+    /// <summary>
+    /// Entry point for registering a group node. Initialises the visited/ancestor sets
+    /// and delegates to <see cref="TraverseGroupNodeAsync"/>.
+    /// </summary>
+    private static async Task<NodeValidatorResult> RegisterGroupNodeAsync(CoreConfigContext context,
+        ProfileItem node)
+    {
+        if (!node.ConfigType.IsGroupType())
+        {
+            return NodeValidatorResult.Empty();
+        }
+
+        HashSet<string> ancestors = [node.IndexId];
+        HashSet<string> globalVisited = [node.IndexId];
+        return await TraverseGroupNodeAsync(context, node, globalVisited, ancestors);
+    }
+
+    /// <summary>
+    /// Recursively walks the children of a group node, registering valid leaf nodes
+    /// and nested groups. Detects cycles via <paramref name="ancestorsGroup"/> and
+    /// deduplicates shared nodes via <paramref name="globalVisitedGroup"/>.
+    /// </summary>
+    private static async Task<NodeValidatorResult> TraverseGroupNodeAsync(
+        CoreConfigContext context,
+        ProfileItem node,
+        HashSet<string> globalVisitedGroup,
+        HashSet<string> ancestorsGroup)
+    {
+        var (groupChildList, _) = await GroupProfileManager.GetChildProfileItems(node);
+        List<string> childIndexIdList = [];
+        var childNodeValidatorResult = NodeValidatorResult.Empty();
+        foreach (var childNode in groupChildList)
+        {
+            if (ancestorsGroup.Contains(childNode.IndexId))
+            {
+                childNodeValidatorResult.Errors.Add(
+                    string.Format(ResUI.MsgGroupCycleDependency, node.Remarks, childNode.Remarks));
+                continue;
+            }
+
+            if (globalVisitedGroup.Contains(childNode.IndexId))
+            {
+                childIndexIdList.Add(childNode.IndexId);
+                continue;
+            }
+
+            if (!childNode.ConfigType.IsGroupType())
+            {
+                var childNodeResult = RegisterSingleNodeAsync(context, childNode);
+                childNodeValidatorResult.Warnings.AddRange(childNodeResult.Warnings.Select(w =>
+                    string.Format(ResUI.MsgGroupChildNodeWarning, node.Remarks, childNode.Remarks, w)));
+                childNodeValidatorResult.Errors.AddRange(childNodeResult.Errors.Select(e =>
+                    string.Format(ResUI.MsgGroupChildNodeError, node.Remarks, childNode.Remarks, e)));
+                if (!childNodeResult.Success)
+                {
+                    continue;
+                }
+
+                globalVisitedGroup.Add(childNode.IndexId);
+                childIndexIdList.Add(childNode.IndexId);
+                continue;
+            }
+
+            var newAncestorsGroup = new HashSet<string>(ancestorsGroup) { childNode.IndexId };
+            var childGroupResult =
+                await TraverseGroupNodeAsync(context, childNode, globalVisitedGroup, newAncestorsGroup);
+            childNodeValidatorResult.Warnings.AddRange(childGroupResult.Warnings.Select(w =>
+                string.Format(ResUI.MsgGroupChildGroupNodeWarning, node.Remarks, childNode.Remarks, w)));
+            childNodeValidatorResult.Errors.AddRange(childGroupResult.Errors.Select(e =>
+                string.Format(ResUI.MsgGroupChildGroupNodeError, node.Remarks, childNode.Remarks, e)));
+            if (!childGroupResult.Success)
+            {
+                continue;
+            }
+
+            globalVisitedGroup.Add(childNode.IndexId);
+            childIndexIdList.Add(childNode.IndexId);
+        }
+
+        if (childIndexIdList.Count == 0)
+        {
+            childNodeValidatorResult.Errors.Add(string.Format(ResUI.MsgGroupNoValidChildNode, node.Remarks));
+            return childNodeValidatorResult;
+        }
+        else
+        {
+            childNodeValidatorResult.Warnings.AddRange(childNodeValidatorResult.Errors);
+            childNodeValidatorResult.Errors.Clear();
+        }
+
+        node.SetProtocolExtra(node.GetProtocolExtra() with { ChildItems = Utils.List2String(childIndexIdList), });
+        context.AllProxiesMap[node.IndexId] = node;
+        return childNodeValidatorResult;
+    }
+}

v2rayN/ServiceLib/Handler/Builder/NodeValidator.cs

@@ -0,0 +1,175 @@
+namespace ServiceLib.Handler.Builder;
+
+public record NodeValidatorResult(List<string> Errors, List<string> Warnings)
+{
+    public bool Success => Errors.Count == 0;
+
+    public static NodeValidatorResult Empty()
+    {
+        return new NodeValidatorResult([], []);
+    }
+}
+
+public class NodeValidator
+{
+    // Static validator rules
+    private static readonly HashSet<string> SingboxUnsupportedTransports =
+        [nameof(ETransport.kcp), nameof(ETransport.xhttp)];
+
+    private static readonly HashSet<EConfigType> SingboxTransportSupportedProtocols =
+        [EConfigType.VMess, EConfigType.VLESS, EConfigType.Trojan, EConfigType.Shadowsocks];
+
+    private static readonly HashSet<string> SingboxShadowsocksAllowedTransports =
+        [nameof(ETransport.tcp), nameof(ETransport.ws), nameof(ETransport.quic)];
+
+    public static NodeValidatorResult Validate(ProfileItem item, ECoreType coreType)
+    {
+        var v = new ValidationContext();
+        ValidateNodeAndCoreSupport(item, coreType, v);
+        return v.ToResult();
+    }
+
+    private class ValidationContext
+    {
+        public List<string> Errors { get; } = [];
+        public List<string> Warnings { get; } = [];
+
+        public void Error(string message)
+        {
+            Errors.Add(message);
+        }
+
+        public void Warning(string message)
+        {
+            Warnings.Add(message);
+        }
+
+        public void Assert(bool condition, string errorMsg)
+        {
+            if (!condition)
+            {
+                Error(errorMsg);
+            }
+        }
+
+        public NodeValidatorResult ToResult()
+        {
+            return new NodeValidatorResult(Errors, Warnings);
+        }
+    }
+
+    private static void ValidateNodeAndCoreSupport(ProfileItem item, ECoreType coreType, ValidationContext v)
+    {
+        if (item.ConfigType is EConfigType.Custom)
+        {
+            return;
+        }
+
+        if (item.ConfigType.IsGroupType())
+        {
+            // Group logic is handled in ValidateGroupNode
+            return;
+        }
+
+        // Basic Property Validation
+        v.Assert(!item.Address.IsNullOrEmpty(), string.Format(ResUI.MsgInvalidProperty, "Address"));
+        v.Assert(item.Port is > 0 and <= 65535, string.Format(ResUI.MsgInvalidProperty, "Port"));
+
+        // Network & Core Logic
+        var net = item.GetNetwork();
+        if (coreType == ECoreType.sing_box)
+        {
+            var transportError = ValidateSingboxTransport(item.ConfigType, net);
+            if (transportError != null)
+                v.Error(transportError);
+
+            if (!Global.SingboxSupportConfigType.Contains(item.ConfigType))
+            {
+                v.Error(string.Format(ResUI.MsgCoreNotSupportProtocol, nameof(ECoreType.sing_box), item.ConfigType));
+            }
+        }
+        else if (coreType is ECoreType.Xray)
+        {
+            if (!Global.XraySupportConfigType.Contains(item.ConfigType))
+            {
+                v.Error(string.Format(ResUI.MsgCoreNotSupportProtocol, nameof(ECoreType.Xray), item.ConfigType));
+            }
+        }
+
+        // Protocol Specifics
+        var protocolExtra = item.GetProtocolExtra();
+        switch (item.ConfigType)
+        {
+            case EConfigType.VMess:
+                v.Assert(!item.Password.IsNullOrEmpty() && Utils.IsGuidByParse(item.Password),
+                    string.Format(ResUI.MsgInvalidProperty, "Password"));
+                break;
+
+            case EConfigType.VLESS:
+                v.Assert(
+                    !item.Password.IsNullOrEmpty()
+                    && (Utils.IsGuidByParse(item.Password) || item.Password.Length <= 30),
+                    string.Format(ResUI.MsgInvalidProperty, "Password")
+                );
+                v.Assert(Global.Flows.Contains(protocolExtra.Flow ?? string.Empty),
+                    string.Format(ResUI.MsgInvalidProperty, "Flow"));
+                break;
+
+            case EConfigType.Shadowsocks:
+                v.Assert(!item.Password.IsNullOrEmpty(), string.Format(ResUI.MsgInvalidProperty, "Password"));
+                v.Assert(
+                    !string.IsNullOrEmpty(protocolExtra.SsMethod) &&
+                    Global.SsSecuritiesInSingbox.Contains(protocolExtra.SsMethod),
+                    string.Format(ResUI.MsgInvalidProperty, "SsMethod"));
+                break;
+        }
+
+        // TLS & Security
+        if (item.StreamSecurity == Global.StreamSecurity)
+        {
+            if (!item.Cert.IsNullOrEmpty() && CertPemManager.ParsePemChain(item.Cert).Count == 0 &&
+                !item.CertSha.IsNullOrEmpty())
+            {
+                v.Error(string.Format(ResUI.MsgInvalidProperty, "TLS Certificate"));
+            }
+        }
+
+        if (item.StreamSecurity == Global.StreamSecurityReality)
+        {
+            v.Assert(!item.PublicKey.IsNullOrEmpty(), string.Format(ResUI.MsgInvalidProperty, "PublicKey"));
+        }
+
+        if (item.Network == nameof(ETransport.xhttp) && !item.Extra.IsNullOrEmpty())
+        {
+            if (JsonUtils.ParseJson(item.Extra) is null)
+            {
+                v.Error(string.Format(ResUI.MsgInvalidProperty, "XHTTP Extra"));
+            }
+        }
+    }
+
+    private static string? ValidateSingboxTransport(EConfigType configType, string net)
+    {
+        // sing-box does not support xhttp / kcp transports
+        if (SingboxUnsupportedTransports.Contains(net))
+        {
+            return string.Format(ResUI.MsgCoreNotSupportNetwork, nameof(ECoreType.sing_box), net);
+        }
+
+        // sing-box does not support non-tcp transports for protocols other than vmess/trojan/vless/shadowsocks
+        if (!SingboxTransportSupportedProtocols.Contains(configType) && net != nameof(ETransport.tcp))
+        {
+            return string.Format(ResUI.MsgCoreNotSupportProtocolTransport,
+                nameof(ECoreType.sing_box), configType.ToString(), net);
+        }
+
+        // sing-box shadowsocks only supports tcp/ws/quic transports
+        if (configType == EConfigType.Shadowsocks && !SingboxShadowsocksAllowedTransports.Contains(net))
+        {
+            return string.Format(ResUI.MsgCoreNotSupportProtocolTransport,
+                nameof(ECoreType.sing_box), configType.ToString(), net);
+        }
+
+        return null;
+    }
+}

v2rayN/ServiceLib/Handler/ConfigHandler.cs

@@ -1165,46 +1165,28 @@ public static class ConfigHandler
 
     /// <summary>
     /// Create a group server that combines multiple servers for load balancing
-    /// Generates a configuration file that references multiple servers
+    /// Generates a PolicyGroup profile with references to the sub-items
     /// </summary>
     /// <param name="config">Current configuration</param>
-    /// <param name="selecteds">Selected servers to combine</param>
+    /// <param name="subItem">Sub-item for grouping</param>
-    /// <param name="coreType">Core type to use (Xray or sing_box)</param>
-    /// <param name="multipleLoad">Load balancing algorithm</param>
     /// <returns>Result object with success state and data</returns>
-    public static async Task<RetResult> AddGroupServer4Multiple(Config config, List<ProfileItem> selecteds, ECoreType coreType, EMultipleLoad multipleLoad, string? subId)
+    public static async Task<RetResult> AddGroupAllServer(Config config, SubItem? subItem)
     {
         var result = new RetResult();
 
-        var indexId = Utils.GetGuid(false);
+        var subId = subItem?.Id;
-        var childProfileIndexId = Utils.List2String(selecteds.Select(p => p.IndexId).ToList());
+        if (subId.IsNullOrEmpty())
+        {
+            result.Success = false;
+            return result;
+        }
 
-        var remark = subId.IsNullOrEmpty() ? string.Empty : $"{(await AppManager.Instance.GetSubItem(subId))?.Remarks} ";
+        var indexId = Utils.GetGuid(false);
-        if (coreType == ECoreType.Xray)
+        var remark = $"{subItem.Remarks} - {ResUI.TbConfigTypePolicyGroup}";
-        {
-            remark += multipleLoad switch
-            {
-                EMultipleLoad.LeastPing => ResUI.menuGenGroupMultipleServerXrayLeastPing,
-                EMultipleLoad.Fallback => ResUI.menuGenGroupMultipleServerXrayFallback,
-                EMultipleLoad.Random => ResUI.menuGenGroupMultipleServerXrayRandom,
-                EMultipleLoad.RoundRobin => ResUI.menuGenGroupMultipleServerXrayRoundRobin,
-                EMultipleLoad.LeastLoad => ResUI.menuGenGroupMultipleServerXrayLeastLoad,
-                _ => ResUI.menuGenGroupMultipleServerXrayRoundRobin,
-            };
-        }
-        else if (coreType == ECoreType.sing_box)
-        {
-            remark += multipleLoad switch
-            {
-                EMultipleLoad.LeastPing => ResUI.menuGenGroupMultipleServerSingBoxLeastPing,
-                EMultipleLoad.Fallback => ResUI.menuGenGroupMultipleServerSingBoxFallback,
-                _ => ResUI.menuGenGroupMultipleServerSingBoxLeastPing,
-            };
-        }
         var profile = new ProfileItem
         {
             IndexId = indexId,
-            CoreType = coreType,
+            CoreType = ECoreType.Xray,
             ConfigType = EConfigType.PolicyGroup,
             Remarks = remark,
             IsSub = false
@@ -1215,8 +1197,10 @@ public static class ConfigHandler
         }
         var extraItem = new ProtocolExtraItem
         {
-            ChildItems = childProfileIndexId,
+            MultipleLoad = EMultipleLoad.LeastPing,
-            MultipleLoad = multipleLoad,
+            GroupType = profile.ConfigType.ToString(),
+            SubChildItems = subId,
+            Filter = Global.PolicyGroupDefaultAllFilter,
         };
         profile.SetProtocolExtra(extraItem);
         var ret = await AddServerCommon(config, profile, true);
@@ -1225,6 +1209,92 @@ public static class ConfigHandler
         return result;
     }
 
+    private static string CombineWithDefaultAllFilter(string regionPattern)
+    {
+        return $"^(?!.*(?:{Global.PolicyGroupExcludeKeywords})).*(?:{regionPattern}).*$";
+    }
+
+    private static readonly Dictionary<string, string> PolicyGroupRegionFilters = new()
+    {
+        { "JP", "日本|\\b[Jj][Pp]\\b|🇯🇵|[Jj]apan" },
+        { "US", "美国|\\b[Uu][Ss]\\b|🇺🇸|[Uu]nited [Ss]tates|\\b[Uu][Ss][Aa]\\b" },
+        { "HK", "香港|\\b[Hh][Kk]\\b|🇭🇰|[Hh]ong ?[Kk]ong" },
+        { "TW", "台湾|台灣|\\b[Tt][Ww]\\b|🇹🇼|[Tt]aiwan" },
+        { "KR", "韩国|\\b[Kk][Rr]\\b|🇰🇷|[Kk]orea" },
+        { "SG", "新加坡|\\b[Ss][Gg]\\b|🇸🇬|[Ss]ingapore" },
+        { "DE", "德国|\\b[Dd][Ee]\\b|🇩🇪|[Gg]ermany" },
+        { "FR", "法国|\\b[Ff][Rr]\\b|🇫🇷|[Ff]rance" },
+        { "GB", "英国|\\b[Gg][Bb]\\b|🇬🇧|[Uu]nited [Kk]ingdom|[Bb]ritain" },
+        { "CA", "加拿大|🇨🇦|[Cc]anada" },
+        { "AU", "澳大利亚|\\b[Aa][Uu]\\b|🇦🇺|[Aa]ustralia" },
+        { "RU", "俄罗斯|\\b[Rr][Uu]\\b|🇷🇺|[Rr]ussia" },
+        { "BR", "巴西|\\b[Bb][Rr]\\b|🇧🇷|[Bb]razil" },
+        { "IN", "印度|🇮🇳|[Ii]ndia" },
+        { "VN", "越南|\\b[Vv][Nn]\\b|🇻🇳|[Vv]ietnam" },
+        { "ID", "印度尼西亚|\\b[Ii][Dd]\\b|🇮🇩|[Ii]ndonesia" },
+        { "MX", "墨西哥|\\b[Mm][Xx]\\b|🇲🇽|[Mm]exico" }
+    };
+
+    public static async Task<RetResult> AddGroupRegionServer(Config config, SubItem? subItem)
+    {
+        var result = new RetResult();
+        var subId = subItem?.Id;
+        if (subId.IsNullOrEmpty())
+        {
+            result.Success = false;
+            return result;
+        }
+        var childProfiles = await AppManager.Instance.ProfileItems(subId);
+        List<string> indexIdList = [];
+
+        foreach (var regionFilter in PolicyGroupRegionFilters)
+        {
+            var indexId = Utils.GetGuid(false);
+            var remark = $"{subItem.Remarks} - {ResUI.TbConfigTypePolicyGroup} - {regionFilter.Key}";
+            var profile = new ProfileItem
+            {
+                IndexId = indexId,
+                CoreType = ECoreType.Xray,
+                ConfigType = EConfigType.PolicyGroup,
+                Remarks = remark,
+                IsSub = false
+            };
+            if (!subId.IsNullOrEmpty())
+            {
+                profile.Subid = subId;
+            }
+            var extraItem = new ProtocolExtraItem
+            {
+                MultipleLoad = EMultipleLoad.LeastPing,
+                GroupType = profile.ConfigType.ToString(),
+                SubChildItems = subId,
+                Filter = CombineWithDefaultAllFilter(regionFilter.Value),
+            };
+            profile.SetProtocolExtra(extraItem);
+
+            var matchedChildProfiles = childProfiles?.Where(p =>
+                    p != null &&
+                    p.IsValid() &&
+                    !p.ConfigType.IsComplexType() &&
+                    (extraItem.Filter.IsNullOrEmpty() || Regex.IsMatch(p.Remarks, extraItem.Filter))
+                )
+                .ToList() ?? [];
+            if (matchedChildProfiles.Count == 0)
+            {
+                continue;
+            }
+
+            var ret = await AddServerCommon(config, profile, true);
+            if (ret == 0)
+            {
+                indexIdList.Add(indexId);
+            }
+        }
+        result.Success = indexIdList.Count > 0;
+        result.Data = indexIdList;
+        return result;
+    }
+
     /// <summary>
     /// Get a SOCKS server profile for pre-SOCKS functionality
     /// Used when TUN mode is enabled or when a custom config has a pre-SOCKS port

v2rayN/ServiceLib/Handler/CoreConfigHandler.cs

@@ -93,13 +93,18 @@ public static class CoreConfigHandler
     public static async Task<RetResult> GenerateClientSpeedtestConfig(Config config, string fileName, List<ServerTestItem> selecteds, ECoreType coreType)
     {
         var result = new RetResult();
-        var context = await BuildCoreConfigContext(config, new());
+        var dummyNode = new ProfileItem
+        {
+            CoreType = coreType
+        };
+        var builderResult = await CoreConfigContextBuilder.Build(config, dummyNode);
+        var context = builderResult.Context;
         var ids = selecteds.Where(serverTestItem => !serverTestItem.IndexId.IsNullOrEmpty())
             .Select(serverTestItem => serverTestItem.IndexId);
         var nodes = await AppManager.Instance.GetProfileItemsByIndexIds(ids);
         foreach (var node in nodes)
         {
-            var actNode = await FillNodeContext(context, node, true);
+            var (actNode, _) = await CoreConfigContextBuilder.ResolveNodeAsync(context, node, true);
             if (node.IndexId == actNode.IndexId)
             {
                 continue;
@@ -146,128 +151,4 @@ public static class CoreConfigHandler
         await File.WriteAllTextAsync(fileName, result.Data.ToString());
         return result;
     }
-
-    public static async Task<CoreConfigContext> BuildCoreConfigContext(Config config, ProfileItem node)
-    {
-        var coreType = AppManager.Instance.GetCoreType(node, node.ConfigType) == ECoreType.sing_box ? ECoreType.sing_box : ECoreType.Xray;
-        var context = new CoreConfigContext()
-        {
-            Node = node,
-            AllProxiesMap = [],
-            AppConfig = config,
-            FullConfigTemplate = await AppManager.Instance.GetFullConfigTemplateItem(coreType),
-            IsTunEnabled = config.TunModeItem.EnableTun,
-            SimpleDnsItem = config.SimpleDNSItem,
-            ProtectDomainList = [],
-            TunProtectSsPort = 0,
-            ProxyRelaySsPort = 0,
-            RawDnsItem = await AppManager.Instance.GetDNSItem(coreType),
-            RoutingItem = await ConfigHandler.GetDefaultRouting(config),
-        };
-        context = context with
-        {
-            Node = await FillNodeContext(context, node)
-        };
-        if (!(context.RoutingItem?.RuleSet.IsNullOrEmpty() ?? true))
-        {
-            var rules = JsonUtils.Deserialize<List<RulesItem>>(context.RoutingItem?.RuleSet);
-            foreach (var ruleItem in rules.Where(ruleItem => !Global.OutboundTags.Contains(ruleItem.OutboundTag)))
-            {
-                var ruleOutboundNode = await AppManager.Instance.GetProfileItemViaRemarks(ruleItem.OutboundTag);
-                if (ruleOutboundNode != null)
-                {
-                    var ruleOutboundNodeAct = await FillNodeContext(context, ruleOutboundNode, false);
-                    context.AllProxiesMap[$"remark:{ruleItem.OutboundTag}"] = ruleOutboundNodeAct;
-                }
-            }
-        }
-        return context;
-    }
-
-    private static async Task<ProfileItem> FillNodeContext(CoreConfigContext context, ProfileItem node, bool includeSubChain = true)
-    {
-        if (node.IndexId.IsNullOrEmpty())
-        {
-            return node;
-        }
-        var newItems = new List<ProfileItem> { node };
-        if (node.ConfigType.IsGroupType())
-        {
-            var (groupChildList, _) = await GroupProfileManager.GetChildProfileItems(node);
-            foreach (var childItem in groupChildList.Where(childItem => !context.AllProxiesMap.ContainsKey(childItem.IndexId)))
-            {
-                await FillNodeContext(context, childItem, false);
-            }
-            node.SetProtocolExtra(node.GetProtocolExtra() with
-            {
-                ChildItems = Utils.List2String(groupChildList.Select(n => n.IndexId).ToList()),
-            });
-            newItems.AddRange(groupChildList);
-        }
-        context.AllProxiesMap[node.IndexId] = node;
-
-        foreach (var item in newItems)
-        {
-            var address = item.Address;
-            if (Utils.IsDomain(address))
-            {
-                context.ProtectDomainList.Add(address);
-            }
-
-            if (item.EchConfigList.IsNullOrEmpty())
-            {
-                continue;
-            }
-
-            var echQuerySni = item.Sni;
-            if (item.StreamSecurity == Global.StreamSecurity
-                && item.EchConfigList?.Contains("://") == true)
-            {
-                var idx = item.EchConfigList.IndexOf('+');
-                echQuerySni = idx > 0 ? item.EchConfigList[..idx] : item.Sni;
-            }
-            if (!Utils.IsDomain(echQuerySni))
-            {
-                continue;
-            }
-            context.ProtectDomainList.Add(echQuerySni);
-        }
-
-        if (!includeSubChain || node.Subid.IsNullOrEmpty())
-        {
-            return node;
-        }
-
-        var subItem = await AppManager.Instance.GetSubItem(node.Subid);
-        if (subItem == null)
-        {
-            return node;
-        }
-        var prevNode = await AppManager.Instance.GetProfileItemViaRemarks(subItem.PrevProfile);
-        var nextNode = await AppManager.Instance.GetProfileItemViaRemarks(subItem.NextProfile);
-        if (prevNode is null && nextNode is null)
-        {
-            return node;
-        }
-
-        var prevNodeAct = prevNode is null ? null : await FillNodeContext(context, prevNode, false);
-        var nextNodeAct = nextNode is null ? null : await FillNodeContext(context, nextNode, false);
-
-        // Build new proxy chain node
-        var chainNode = new ProfileItem()
-        {
-            IndexId = $"inner-{Utils.GetGuid(false)}",
-            ConfigType = EConfigType.ProxyChain,
-            CoreType = node.CoreType ?? ECoreType.Xray,
-        };
-        List<string?> childItems = [prevNodeAct?.IndexId, node.IndexId, nextNodeAct?.IndexId];
-        var chainExtraItem = chainNode.GetProtocolExtra() with
-        {
-            GroupType = chainNode.ConfigType.ToString(),
-            ChildItems = string.Join(",", childItems.Where(x => !x.IsNullOrEmpty())),
-        };
-        chainNode.SetProtocolExtra(chainExtraItem);
-        context.AllProxiesMap[chainNode.IndexId] = chainNode;
-        return chainNode;
-    }
 }

v2rayN/ServiceLib/Manager/ActionPrecheckManager.cs

@@ -1,352 +0,0 @@
-namespace ServiceLib.Manager;
-
-/// <summary>
-/// Centralized pre-checks before sensitive actions (set active profile, generate config, etc.).
-/// </summary>
-public class ActionPrecheckManager
-{
-    private static readonly Lazy<ActionPrecheckManager> _instance = new();
-    public static ActionPrecheckManager Instance => _instance.Value;
-
-    // sing-box supported transports for different protocol types
-    private static readonly HashSet<string> SingboxUnsupportedTransports = [nameof(ETransport.kcp), nameof(ETransport.xhttp)];
-
-    private static readonly HashSet<EConfigType> SingboxTransportSupportedProtocols =
-        [EConfigType.VMess, EConfigType.VLESS, EConfigType.Trojan, EConfigType.Shadowsocks];
-
-    private static readonly HashSet<string> SingboxShadowsocksAllowedTransports =
-        [nameof(ETransport.tcp), nameof(ETransport.ws), nameof(ETransport.quic)];
-
-    public async Task<List<string>> Check(string? indexId)
-    {
-        if (indexId.IsNullOrEmpty())
-        {
-            return [ResUI.PleaseSelectServer];
-        }
-
-        var item = await AppManager.Instance.GetProfileItem(indexId);
-        if (item is null)
-        {
-            return [ResUI.PleaseSelectServer];
-        }
-
-        return await Check(item);
-    }
-
-    public async Task<List<string>> Check(ProfileItem? item)
-    {
-        if (item is null)
-        {
-            return [ResUI.PleaseSelectServer];
-        }
-
-        var errors = new List<string>();
-
-        errors.AddRange(await ValidateCurrentNodeAndCoreSupport(item));
-        errors.AddRange(await ValidateRelatedNodesExistAndValid(item));
-
-        return errors;
-    }
-
-    private async Task<List<string>> ValidateCurrentNodeAndCoreSupport(ProfileItem item)
-    {
-        if (item.ConfigType == EConfigType.Custom)
-        {
-            return [];
-        }
-
-        var coreType = AppManager.Instance.GetCoreType(item, item.ConfigType);
-        return await ValidateNodeAndCoreSupport(item, coreType);
-    }
-
-    private async Task<List<string>> ValidateNodeAndCoreSupport(ProfileItem item, ECoreType? coreType = null)
-    {
-        var errors = new List<string>();
-
-        coreType ??= AppManager.Instance.GetCoreType(item, item.ConfigType);
-
-        if (item.ConfigType is EConfigType.Custom)
-        {
-            errors.Add(string.Format(ResUI.NotSupportProtocol, item.ConfigType.ToString()));
-            return errors;
-        }
-        else if (item.ConfigType.IsGroupType())
-        {
-            var groupErrors = await ValidateGroupNode(item, coreType);
-            errors.AddRange(groupErrors);
-            return errors;
-        }
-        else if (!item.IsComplex())
-        {
-            var normalErrors = await ValidateNormalNode(item, coreType);
-            errors.AddRange(normalErrors);
-            return errors;
-        }
-
-        return errors;
-    }
-
-    private async Task<List<string>> ValidateNormalNode(ProfileItem item, ECoreType? coreType = null)
-    {
-        var errors = new List<string>();
-
-        if (item.Address.IsNullOrEmpty())
-        {
-            errors.Add(string.Format(ResUI.InvalidProperty, "Address"));
-            return errors;
-        }
-
-        if (item.Port is <= 0 or > 65535)
-        {
-            errors.Add(string.Format(ResUI.InvalidProperty, "Port"));
-            return errors;
-        }
-
-        var net = item.GetNetwork();
-
-        if (coreType == ECoreType.sing_box)
-        {
-            var transportError = ValidateSingboxTransport(item.ConfigType, net);
-            if (transportError != null)
-            {
-                errors.Add(transportError);
-            }
-
-            if (!Global.SingboxSupportConfigType.Contains(item.ConfigType))
-            {
-                errors.Add(string.Format(ResUI.CoreNotSupportProtocol,
-                    nameof(ECoreType.sing_box), item.ConfigType.ToString()));
-            }
-        }
-        else if (coreType is ECoreType.Xray)
-        {
-            // Xray core does not support these protocols
-            if (!Global.XraySupportConfigType.Contains(item.ConfigType))
-            {
-                errors.Add(string.Format(ResUI.CoreNotSupportProtocol,
-                    nameof(ECoreType.Xray), item.ConfigType.ToString()));
-            }
-        }
-
-        var protocolExtra = item.GetProtocolExtra();
-
-        switch (item.ConfigType)
-        {
-            case EConfigType.VMess:
-                if (item.Password.IsNullOrEmpty() || !Utils.IsGuidByParse(item.Password))
-                {
-                    errors.Add(string.Format(ResUI.InvalidProperty, "Password"));
-                }
-
-                break;
-
-            case EConfigType.VLESS:
-                if (item.Password.IsNullOrEmpty() || (!Utils.IsGuidByParse(item.Password) && item.Password.Length > 30))
-                {
-                    errors.Add(string.Format(ResUI.InvalidProperty, "Password"));
-                }
-
-                if (!Global.Flows.Contains(protocolExtra.Flow ?? string.Empty))
-                {
-                    errors.Add(string.Format(ResUI.InvalidProperty, "Flow"));
-                }
-
-                break;
-
-            case EConfigType.Shadowsocks:
-                if (item.Password.IsNullOrEmpty())
-                {
-                    errors.Add(string.Format(ResUI.InvalidProperty, "Password"));
-                }
-
-                if (string.IsNullOrEmpty(protocolExtra.SsMethod) || !Global.SsSecuritiesInSingbox.Contains(protocolExtra.SsMethod))
-                {
-                    errors.Add(string.Format(ResUI.InvalidProperty, "SsMethod"));
-                }
-
-                break;
-        }
-
-        if (item.StreamSecurity == Global.StreamSecurity)
-        {
-            // check certificate validity
-            if (!item.Cert.IsNullOrEmpty()
-                && (CertPemManager.ParsePemChain(item.Cert).Count == 0)
-                && !item.CertSha.IsNullOrEmpty())
-            {
-                errors.Add(string.Format(ResUI.InvalidProperty, "TLS Certificate"));
-            }
-        }
-
-        if (item.StreamSecurity == Global.StreamSecurityReality)
-        {
-            if (item.PublicKey.IsNullOrEmpty())
-            {
-                errors.Add(string.Format(ResUI.InvalidProperty, "PublicKey"));
-            }
-        }
-
-        if (item.Network == nameof(ETransport.xhttp)
-            && !item.Extra.IsNullOrEmpty())
-        {
-            // check xhttp extra json validity
-            var xhttpExtra = JsonUtils.ParseJson(item.Extra);
-            if (xhttpExtra is null)
-            {
-                errors.Add(string.Format(ResUI.InvalidProperty, "XHTTP Extra"));
-            }
-        }
-
-        return errors;
-    }
-
-    private async Task<List<string>> ValidateGroupNode(ProfileItem item, ECoreType? coreType = null)
-    {
-        var errors = new List<string>();
-
-        var hasCycle = await GroupProfileManager.HasCycle(item.IndexId, item.GetProtocolExtra());
-        if (hasCycle)
-        {
-            errors.Add(string.Format(ResUI.GroupSelfReference, item.Remarks));
-            return errors;
-        }
-
-        var (childItems, _) = await GroupProfileManager.GetChildProfileItems(item);
-
-        foreach (var childItem in childItems)
-        {
-            var childErrors = new List<string>();
-
-            if (childItem is null)
-            {
-                childErrors.Add(string.Format(ResUI.NodeTagNotExist, ""));
-                continue;
-            }
-
-            if (childItem.ConfigType is EConfigType.Custom or EConfigType.ProxyChain)
-            {
-                childErrors.Add(string.Format(ResUI.InvalidProperty, childItem.Remarks));
-                continue;
-            }
-
-            childErrors.AddRange(await ValidateNodeAndCoreSupport(childItem, coreType));
-            errors.AddRange(childErrors.Select(s => s.Insert(0, $"{childItem.Remarks}: ")));
-        }
-        return errors;
-    }
-
-    private static string? ValidateSingboxTransport(EConfigType configType, string net)
-    {
-        // sing-box does not support xhttp / kcp transports
-        if (SingboxUnsupportedTransports.Contains(net))
-        {
-            return string.Format(ResUI.CoreNotSupportNetwork, nameof(ECoreType.sing_box), net);
-        }
-
-        // sing-box does not support non-tcp transports for protocols other than vmess/trojan/vless/shadowsocks
-        if (!SingboxTransportSupportedProtocols.Contains(configType) && net != nameof(ETransport.tcp))
-        {
-            return string.Format(ResUI.CoreNotSupportProtocolTransport,
-                nameof(ECoreType.sing_box), configType.ToString(), net);
-        }
-
-        // sing-box shadowsocks only supports tcp/ws/quic transports
-        if (configType == EConfigType.Shadowsocks && !SingboxShadowsocksAllowedTransports.Contains(net))
-        {
-            return string.Format(ResUI.CoreNotSupportProtocolTransport,
-                nameof(ECoreType.sing_box), configType.ToString(), net);
-        }
-
-        return null;
-    }
-
-    private async Task<List<string>> ValidateRelatedNodesExistAndValid(ProfileItem? item)
-    {
-        var errors = new List<string>();
-        errors.AddRange(await ValidateProxyChainedNodeExistAndValid(item));
-        errors.AddRange(await ValidateRoutingNodeExistAndValid(item));
-        return errors;
-    }
-
-    private async Task<List<string>> ValidateProxyChainedNodeExistAndValid(ProfileItem? item)
-    {
-        var errors = new List<string>();
-        if (item is null)
-        {
-            return errors;
-        }
-
-        // prev node and next node
-        var subItem = await AppManager.Instance.GetSubItem(item.Subid);
-        if (subItem is null)
-        {
-            return errors;
-        }
-
-        var prevNode = await AppManager.Instance.GetProfileItemViaRemarks(subItem.PrevProfile);
-        var nextNode = await AppManager.Instance.GetProfileItemViaRemarks(subItem.NextProfile);
-        var coreType = AppManager.Instance.GetCoreType(item, item.ConfigType);
-
-        await CollectProxyChainedNodeValidation(prevNode, subItem.PrevProfile, coreType, errors);
-        await CollectProxyChainedNodeValidation(nextNode, subItem.NextProfile, coreType, errors);
-
-        return errors;
-    }
-
-    private async Task CollectProxyChainedNodeValidation(ProfileItem? node, string tag, ECoreType coreType, List<string> errors)
-    {
-        if (node is not null)
-        {
-            var nodeErrors = await ValidateNodeAndCoreSupport(node, coreType);
-            errors.AddRange(nodeErrors.Select(s => ResUI.ProxyChainedPrefix + $"{node.Remarks}: " + s));
-        }
-        else if (tag.IsNotEmpty())
-        {
-            errors.Add(ResUI.ProxyChainedPrefix + string.Format(ResUI.NodeTagNotExist, tag));
-        }
-    }
-
-    private async Task<List<string>> ValidateRoutingNodeExistAndValid(ProfileItem? item)
-    {
-        var errors = new List<string>();
-
-        if (item is null)
-        {
-            return errors;
-        }
-
-        var coreType = AppManager.Instance.GetCoreType(item, item.ConfigType);
-        var routing = await ConfigHandler.GetDefaultRouting(AppManager.Instance.Config);
-        if (routing == null)
-        {
-            return errors;
-        }
-
-        var rules = JsonUtils.Deserialize<List<RulesItem>>(routing.RuleSet);
-        foreach (var ruleItem in rules ?? [])
-        {
-            if (!ruleItem.Enabled)
-            {
-                continue;
-            }
-
-            var outboundTag = ruleItem.OutboundTag;
-            if (outboundTag.IsNullOrEmpty() || Global.OutboundTags.Contains(outboundTag))
-            {
-                continue;
-            }
-
-            var tagItem = await AppManager.Instance.GetProfileItemViaRemarks(outboundTag);
-            if (tagItem is null)
-            {
-                errors.Add(ResUI.RoutingRuleOutboundPrefix + string.Format(ResUI.NodeTagNotExist, outboundTag));
-                continue;
-            }
-
-            var tagErrors = await ValidateNodeAndCoreSupport(tagItem, coreType);
-            errors.AddRange(tagErrors.Select(s => ResUI.RoutingRuleOutboundPrefix + $"{tagItem.Remarks}: " + s));
-        }
-
-        return errors;
-    }
-}

v2rayN/ServiceLib/Manager/CoreManager.cs

@@ -57,26 +57,27 @@ public class CoreManager
         }
     }
 
-    public async Task LoadCore(ProfileItem? node)
+    public async Task LoadCore(CoreConfigContext? context)
     {
-        if (node == null)
+        if (context == null)
         {
             await UpdateFunc(false, ResUI.CheckServerSettings);
             return;
         }
 
+        var contextMod = context;
+        var node = contextMod.Node;
         var fileName = Utils.GetBinConfigPath(Global.CoreConfigFileName);
-        var context = await CoreConfigHandler.BuildCoreConfigContext(_config, node);
+        var preContext = ConfigHandler.GetPreSocksCoreConfigContext(contextMod);
-        var preContext = ConfigHandler.GetPreSocksCoreConfigContext(context);
         if (preContext is not null)
         {
-            context = context with
+            contextMod = contextMod with
             {
                 TunProtectSsPort = preContext.TunProtectSsPort,
                 ProxyRelaySsPort = preContext.ProxyRelaySsPort,
             };
         }
-        var result = await CoreConfigHandler.GenerateClientConfig(context, fileName);
+        var result = await CoreConfigHandler.GenerateClientConfig(contextMod, fileName);
         if (result.Success != true)
         {
             await UpdateFunc(true, result.Msg);
@@ -95,7 +96,7 @@ public class CoreManager
             await WindowsUtils.RemoveTunDevice();
         }
 
-        await CoreStart(context);
+        await CoreStart(contextMod);
         await CoreStartPreService(preContext);
         if (_processService != null)
         {
@@ -132,7 +133,7 @@ public class CoreManager
 
         var fileName = string.Format(Global.CoreSpeedtestConfigFileName, Utils.GetGuid(false));
         var configPath = Utils.GetBinConfigPath(fileName);
-        var context = await CoreConfigHandler.BuildCoreConfigContext(_config, node);
+        var (context, _) = await CoreConfigContextBuilder.Build(_config, node);
         var result = await CoreConfigHandler.GenerateClientSpeedtestConfig(_config, context, testItem, configPath);
         if (result.Success != true)
         {

v2rayN/ServiceLib/Manager/GroupProfileManager.cs

@@ -143,26 +143,27 @@ public class GroupProfileManager
             .ToList() ?? [];
     }
 
-    public static async Task<List<ProfileItem>> GetAllChildProfileItems(ProfileItem profileItem)
+    public static async Task<Dictionary<string, ProfileItem>> GetAllChildProfileItems(ProfileItem profileItem)
     {
-        var allChildItems = new List<ProfileItem>();
+        var itemMap = new Dictionary<string, ProfileItem>();
         var visited = new HashSet<string>();
 
-        await CollectChildItems(profileItem, allChildItems, visited);
+        await CollectChildItems(profileItem, itemMap, visited);
 
-        return allChildItems;
+        return itemMap;
     }
 
-    private static async Task CollectChildItems(ProfileItem profileItem, List<ProfileItem> allChildItems, HashSet<string> visited)
+    private static async Task CollectChildItems(ProfileItem profileItem, Dictionary<string, ProfileItem> itemMap,
+        HashSet<string> visited)
     {
         var (childItems, _) = await GetChildProfileItems(profileItem);
         foreach (var child in childItems.Where(child => visited.Add(child.IndexId)))
         {
-            allChildItems.Add(child);
+            itemMap[child.IndexId] = child;
 
             if (child.ConfigType.IsGroupType())
             {
-                await CollectChildItems(child, allChildItems, visited);
+                await CollectChildItems(child, itemMap, visited);
             }
         }
     }

v2rayN/ServiceLib/Models/CoreConfigContext.cs

@@ -3,6 +3,7 @@ namespace ServiceLib.Models;
 public record CoreConfigContext
 {
     public required ProfileItem Node { get; init; }
+    public required ECoreType RunCoreType { get; init; }
     public RoutingItem? RoutingItem { get; init; }
     public DNSItem? RawDnsItem { get; init; }
     public SimpleDNSItem SimpleDnsItem { get; init; } = new();

v2rayN/ServiceLib/Resx/ResUI.Designer.cs

@@ -132,33 +132,6 @@ namespace ServiceLib.Resx {
             }
         }
         
-        /// <summary>
-        ///   查找类似 Core &apos;{0}&apos; does not support network type &apos;{1}&apos;. 的本地化字符串。
-        /// </summary>
-        public static string CoreNotSupportNetwork {
-            get {
-                return ResourceManager.GetString("CoreNotSupportNetwork", resourceCulture);
-            }
-        }
-        
-        /// <summary>
-        ///   查找类似 Core &apos;{0}&apos; does not support protocol &apos;{1}&apos;. 的本地化字符串。
-        /// </summary>
-        public static string CoreNotSupportProtocol {
-            get {
-                return ResourceManager.GetString("CoreNotSupportProtocol", resourceCulture);
-            }
-        }
-        
-        /// <summary>
-        ///   查找类似 Core &apos;{0}&apos; does not support protocol &apos;{1}&apos; when using transport &apos;{2}&apos;. 的本地化字符串。
-        /// </summary>
-        public static string CoreNotSupportProtocolTransport {
-            get {
-                return ResourceManager.GetString("CoreNotSupportProtocolTransport", resourceCulture);
-            }
-        }
-        
         /// <summary>
         ///   查找类似 Note that custom configuration relies entirely on your own configuration and does not work with all settings. If you want to use the system proxy, please modify the listening port manually. 的本地化字符串。
         /// </summary>
@@ -312,24 +285,6 @@ namespace ServiceLib.Resx {
             }
         }
         
-        /// <summary>
-        ///   查找类似 Group &apos;{0}&apos; is empty. Please add at least one node. 的本地化字符串。
-        /// </summary>
-        public static string GroupEmpty {
-            get {
-                return ResourceManager.GetString("GroupEmpty", resourceCulture);
-            }
-        }
-        
-        /// <summary>
-        ///   查找类似 {0} Group cannot reference itself or have a circular reference 的本地化字符串。
-        /// </summary>
-        public static string GroupSelfReference {
-            get {
-                return ResourceManager.GetString("GroupSelfReference", resourceCulture);
-            }
-        }
-        
         /// <summary>
         ///   查找类似 This is not the correct configuration, please check 的本地化字符串。
         /// </summary>
@@ -357,15 +312,6 @@ namespace ServiceLib.Resx {
             }
         }
         
-        /// <summary>
-        ///   查找类似 The {0} property is invalid, please check. 的本地化字符串。
-        /// </summary>
-        public static string InvalidProperty {
-            get {
-                return ResourceManager.GetString("InvalidProperty", resourceCulture);
-            }
-        }
-        
         /// <summary>
         ///   查找类似 Invalid address (URL) 的本地化字符串。
         /// </summary>
@@ -888,6 +834,15 @@ namespace ServiceLib.Resx {
             }
         }
         
+        /// <summary>
+        ///   查找类似 All configurations 的本地化字符串。
+        /// </summary>
+        public static string menuAllServers {
+            get {
+                return ResourceManager.GetString("menuAllServers", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   查找类似 Backup and Restore 的本地化字符串。
         /// </summary>
@@ -1060,74 +1015,20 @@ namespace ServiceLib.Resx {
         }
         
         /// <summary>
-        ///   查找类似 Generate Policy Group from Multiple Profiles 的本地化字符串。
+        ///   查找类似 Generate Policy Group 的本地化字符串。
         /// </summary>
-        public static string menuGenGroupMultipleServer {
+        public static string menuGenGroupServer {
             get {
-                return ResourceManager.GetString("menuGenGroupMultipleServer", resourceCulture);
+                return ResourceManager.GetString("menuGenGroupServer", resourceCulture);
             }
         }
         
         /// <summary>
-        ///   查找类似 Fallback by sing-box 的本地化字符串。
+        ///   查找类似 Group by Region 的本地化字符串。
         /// </summary>
-        public static string menuGenGroupMultipleServerSingBoxFallback {
+        public static string menuGenRegionGroup {
             get {
-                return ResourceManager.GetString("menuGenGroupMultipleServerSingBoxFallback", resourceCulture);
+                return ResourceManager.GetString("menuGenRegionGroup", resourceCulture);
-            }
-        }
-        
-        /// <summary>
-        ///   查找类似 LeastPing by sing-box 的本地化字符串。
-        /// </summary>
-        public static string menuGenGroupMultipleServerSingBoxLeastPing {
-            get {
-                return ResourceManager.GetString("menuGenGroupMultipleServerSingBoxLeastPing", resourceCulture);
-            }
-        }
-        
-        /// <summary>
-        ///   查找类似 Fallback by Xray 的本地化字符串。
-        /// </summary>
-        public static string menuGenGroupMultipleServerXrayFallback {
-            get {
-                return ResourceManager.GetString("menuGenGroupMultipleServerXrayFallback", resourceCulture);
-            }
-        }
-        
-        /// <summary>
-        ///   查找类似 LeastLoad by Xray 的本地化字符串。
-        /// </summary>
-        public static string menuGenGroupMultipleServerXrayLeastLoad {
-            get {
-                return ResourceManager.GetString("menuGenGroupMultipleServerXrayLeastLoad", resourceCulture);
-            }
-        }
-        
-        /// <summary>
-        ///   查找类似 LeastPing by Xray 的本地化字符串。
-        /// </summary>
-        public static string menuGenGroupMultipleServerXrayLeastPing {
-            get {
-                return ResourceManager.GetString("menuGenGroupMultipleServerXrayLeastPing", resourceCulture);
-            }
-        }
-        
-        /// <summary>
-        ///   查找类似 Random by Xray 的本地化字符串。
-        /// </summary>
-        public static string menuGenGroupMultipleServerXrayRandom {
-            get {
-                return ResourceManager.GetString("menuGenGroupMultipleServerXrayRandom", resourceCulture);
-            }
-        }
-        
-        /// <summary>
-        ///   查找类似 RoundRobin by Xray 的本地化字符串。
-        /// </summary>
-        public static string menuGenGroupMultipleServerXrayRoundRobin {
-            get {
-                return ResourceManager.GetString("menuGenGroupMultipleServerXrayRoundRobin", resourceCulture);
             }
         }
         
@@ -1914,6 +1815,33 @@ namespace ServiceLib.Resx {
             }
         }
         
+        /// <summary>
+        ///   查找类似 Core &apos;{0}&apos; does not support network type &apos;{1}&apos; 的本地化字符串。
+        /// </summary>
+        public static string MsgCoreNotSupportNetwork {
+            get {
+                return ResourceManager.GetString("MsgCoreNotSupportNetwork", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   查找类似 Core &apos;{0}&apos; does not support protocol &apos;{1}&apos; 的本地化字符串。
+        /// </summary>
+        public static string MsgCoreNotSupportProtocol {
+            get {
+                return ResourceManager.GetString("MsgCoreNotSupportProtocol", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   查找类似 Core &apos;{0}&apos; does not support protocol &apos;{1}&apos; when using transport &apos;{2}&apos; 的本地化字符串。
+        /// </summary>
+        public static string MsgCoreNotSupportProtocolTransport {
+            get {
+                return ResourceManager.GetString("MsgCoreNotSupportProtocolTransport", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   查找类似 Downloaded GeoFile: {0} successfully 的本地化字符串。
         /// </summary>
@@ -1959,6 +1887,60 @@ namespace ServiceLib.Resx {
             }
         }
         
+        /// <summary>
+        ///   查找类似 Group {0} child group node {1} error: {2}. Skipping this node. 的本地化字符串。
+        /// </summary>
+        public static string MsgGroupChildGroupNodeError {
+            get {
+                return ResourceManager.GetString("MsgGroupChildGroupNodeError", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   查找类似 Group {0} child group node {1} warning: {2} 的本地化字符串。
+        /// </summary>
+        public static string MsgGroupChildGroupNodeWarning {
+            get {
+                return ResourceManager.GetString("MsgGroupChildGroupNodeWarning", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   查找类似 Group {0} child node {1} error: {2}. Skipping this node. 的本地化字符串。
+        /// </summary>
+        public static string MsgGroupChildNodeError {
+            get {
+                return ResourceManager.GetString("MsgGroupChildNodeError", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   查找类似 Group {0} child node {1} warning: {2} 的本地化字符串。
+        /// </summary>
+        public static string MsgGroupChildNodeWarning {
+            get {
+                return ResourceManager.GetString("MsgGroupChildNodeWarning", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   查找类似 Group {0} has a cycle dependency on child node {1}. Skipping this node. 的本地化字符串。
+        /// </summary>
+        public static string MsgGroupCycleDependency {
+            get {
+                return ResourceManager.GetString("MsgGroupCycleDependency", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   查找类似 Group {0} has no valid child node. 的本地化字符串。
+        /// </summary>
+        public static string MsgGroupNoValidChildNode {
+            get {
+                return ResourceManager.GetString("MsgGroupNoValidChildNode", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   查找类似 Information 的本地化字符串。
         /// </summary>
@@ -1968,6 +1950,15 @@ namespace ServiceLib.Resx {
             }
         }
         
+        /// <summary>
+        ///   查找类似 The {0} property is invalid, please check 的本地化字符串。
+        /// </summary>
+        public static string MsgInvalidProperty {
+            get {
+                return ResourceManager.GetString("MsgInvalidProperty", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   查找类似 Please enter the URL 的本地化字符串。
         /// </summary>
@@ -1977,6 +1968,15 @@ namespace ServiceLib.Resx {
             }
         }
         
+        /// <summary>
+        ///   查找类似 Not support protocol &apos;{0}&apos; 的本地化字符串。
+        /// </summary>
+        public static string MsgNotSupportProtocol {
+            get {
+                return ResourceManager.GetString("MsgNotSupportProtocol", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   查找类似 No valid subscriptions set 的本地化字符串。
         /// </summary>
@@ -1995,6 +1995,42 @@ namespace ServiceLib.Resx {
             }
         }
         
+        /// <summary>
+        ///   查找类似 Routing rule {0} has an empty outbound tag. Fallback to proxy node only. 的本地化字符串。
+        /// </summary>
+        public static string MsgRoutingRuleEmptyOutboundTag {
+            get {
+                return ResourceManager.GetString("MsgRoutingRuleEmptyOutboundTag", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   查找类似 Routing rule {0} outbound node {1} error: {2}. Fallback to proxy node only. 的本地化字符串。
+        /// </summary>
+        public static string MsgRoutingRuleOutboundNodeError {
+            get {
+                return ResourceManager.GetString("MsgRoutingRuleOutboundNodeError", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   查找类似 Routing rule {0} outbound node {1} not found. Fallback to proxy node only. 的本地化字符串。
+        /// </summary>
+        public static string MsgRoutingRuleOutboundNodeNotFound {
+            get {
+                return ResourceManager.GetString("MsgRoutingRuleOutboundNodeNotFound", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   查找类似 Routing rule {0} outbound node {1} warning: {2} 的本地化字符串。
+        /// </summary>
+        public static string MsgRoutingRuleOutboundNodeWarning {
+            get {
+                return ResourceManager.GetString("MsgRoutingRuleOutboundNodeWarning", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   查找类似 Filter, press Enter to execute 的本地化字符串。
         /// </summary>
@@ -2049,6 +2085,24 @@ namespace ServiceLib.Resx {
             }
         }
         
+        /// <summary>
+        ///   查找类似 Subscription next proxy {0} not found. Skipping. 的本地化字符串。
+        /// </summary>
+        public static string MsgSubscriptionNextProfileNotFound {
+            get {
+                return ResourceManager.GetString("MsgSubscriptionNextProfileNotFound", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   查找类似 Subscription previous proxy {0} not found. Skipping. 的本地化字符串。
+        /// </summary>
+        public static string MsgSubscriptionPrevProfileNotFound {
+            get {
+                return ResourceManager.GetString("MsgSubscriptionPrevProfileNotFound", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   查找类似 Unpacking... 的本地化字符串。
         /// </summary>
@@ -2103,15 +2157,6 @@ namespace ServiceLib.Resx {
             }
         }
         
-        /// <summary>
-        ///   查找类似 Node alias &apos;{0}&apos; does not exist. 的本地化字符串。
-        /// </summary>
-        public static string NodeTagNotExist {
-            get {
-                return ResourceManager.GetString("NodeTagNotExist", resourceCulture);
-            }
-        }
-        
         /// <summary>
         ///   查找类似 Non-VMess or SS protocol 的本地化字符串。
         /// </summary>
@@ -2139,15 +2184,6 @@ namespace ServiceLib.Resx {
             }
         }
         
-        /// <summary>
-        ///   查找类似 Not support protocol &apos;{0}&apos;. 的本地化字符串。
-        /// </summary>
-        public static string NotSupportProtocol {
-            get {
-                return ResourceManager.GetString("NotSupportProtocol", resourceCulture);
-            }
-        }
-        
         /// <summary>
         ///   查找类似 Scan completed, no valid QR code found 的本地化字符串。
         /// </summary>
@@ -2229,24 +2265,6 @@ namespace ServiceLib.Resx {
             }
         }
         
-        /// <summary>
-        ///   查找类似 Policy group:  的本地化字符串。
-        /// </summary>
-        public static string PolicyGroupPrefix {
-            get {
-                return ResourceManager.GetString("PolicyGroupPrefix", resourceCulture);
-            }
-        }
-        
-        /// <summary>
-        ///   查找类似 Proxy chained:  的本地化字符串。
-        /// </summary>
-        public static string ProxyChainedPrefix {
-            get {
-                return ResourceManager.GetString("ProxyChainedPrefix", resourceCulture);
-            }
-        }
-        
         /// <summary>
         ///   查找类似 Global hotkey {0} registration failed, reason: {1} 的本地化字符串。
         /// </summary>
@@ -2310,15 +2328,6 @@ namespace ServiceLib.Resx {
             }
         }
         
-        /// <summary>
-        ///   查找类似 Routing rule outbound:  的本地化字符串。
-        /// </summary>
-        public static string RoutingRuleOutboundPrefix {
-            get {
-                return ResourceManager.GetString("RoutingRuleOutboundPrefix", resourceCulture);
-            }
-        }
-        
         /// <summary>
         ///   查找类似 Run as Admin 的本地化字符串。
         /// </summary>

v2rayN/ServiceLib/Resx/ResUI.fa-Ir.resx

@@ -1371,24 +1371,6 @@
   <data name="TbPorts7Tips" xml:space="preserve">
     <value>مخفی و پورت می شود، با کاما (،) جدا می شود</value>
   </data>
-  <data name="menuGenGroupMultipleServer" xml:space="preserve">
-    <value>Generate Policy Group from Multiple Profiles</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayRandom" xml:space="preserve">
-    <value>چند سرور تصادفی توسط Xray</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayRoundRobin" xml:space="preserve">
-    <value>چند سرور RoundRobin توسط Xray</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayLeastPing" xml:space="preserve">
-    <value>چند سرور LeastPing توسط Xray</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayLeastLoad" xml:space="preserve">
-    <value>چند سرور LeastLoad توسط Xray</value>
-  </data>
-  <data name="menuGenGroupMultipleServerSingBoxLeastPing" xml:space="preserve">
-    <value>LeastPing چند سرور توسط sing-box</value>
-  </data>
   <data name="menuExportConfig" xml:space="preserve">
     <value>صادر کردن سرور</value>
   </data>
@@ -1533,44 +1515,20 @@
   <data name="TbFallback" xml:space="preserve">
     <value>Fallback</value>
   </data>
-  <data name="menuGenGroupMultipleServerSingBoxFallback" xml:space="preserve">
+  <data name="MsgCoreNotSupportNetwork" xml:space="preserve">
-    <value>Multi-Configuration Fallback by sing-box</value>
+    <value>Core '{0}' does not support network type '{1}'</value>
   </data>
-  <data name="menuGenGroupMultipleServerXrayFallback" xml:space="preserve">
+  <data name="MsgCoreNotSupportProtocolTransport" xml:space="preserve">
-    <value>Multi-Configuration Fallback by Xray</value>
+    <value>Core '{0}' does not support protocol '{1}' when using transport '{2}'</value>
   </data>
-  <data name="CoreNotSupportNetwork" xml:space="preserve">
+  <data name="MsgCoreNotSupportProtocol" xml:space="preserve">
-    <value>Core '{0}' does not support network type '{1}'.</value>
+    <value>Core '{0}' does not support protocol '{1}'</value>
   </data>
-  <data name="CoreNotSupportProtocolTransport" xml:space="preserve">
+  <data name="MsgInvalidProperty" xml:space="preserve">
-    <value>Core '{0}' does not support protocol '{1}' when using transport '{2}'.</value>
+    <value>The {0} property is invalid, please check</value>
   </data>
-  <data name="CoreNotSupportProtocol" xml:space="preserve">
+  <data name="MsgNotSupportProtocol" xml:space="preserve">
-    <value>Core '{0}' does not support protocol '{1}'.</value>
+    <value>Not support protocol '{0}'</value>
-  </data>
-  <data name="ProxyChainedPrefix" xml:space="preserve">
-    <value>Proxy chained: </value>
-  </data>
-  <data name="RoutingRuleOutboundPrefix" xml:space="preserve">
-    <value>Routing rule outbound: </value>
-  </data>
-  <data name="PolicyGroupPrefix" xml:space="preserve">
-    <value>Policy group: </value>
-  </data>
-  <data name="NodeTagNotExist" xml:space="preserve">
-    <value>Node alias '{0}' does not exist.</value>
-  </data>
-  <data name="GroupEmpty" xml:space="preserve">
-    <value>Group '{0}' is empty. Please add at least one node.</value>
-  </data>
-  <data name="InvalidProperty" xml:space="preserve">
-    <value>The {0} property is invalid, please check.</value>
-  </data>
-  <data name="GroupSelfReference" xml:space="preserve">
-    <value>{0} Group cannot reference itself or have a circular reference</value>
-  </data>
-  <data name="NotSupportProtocol" xml:space="preserve">
-    <value>Not support protocol '{0}'.</value>
   </data>
   <data name="TbSettingsHide2TrayWhenCloseTip" xml:space="preserve">
     <value>If the system does not have a tray function, please do not enable it</value>
@@ -1668,4 +1626,49 @@ The "Get Certificate" action may fail if a self-signed certificate is used or if
   <data name="TbFinalmask" xml:space="preserve">
     <value>Finalmask</value>
   </data>
+  <data name="MsgRoutingRuleOutboundNodeWarning" xml:space="preserve">
+    <value>Routing rule {0} outbound node {1} warning: {2}</value>
+  </data>
+  <data name="MsgRoutingRuleOutboundNodeError" xml:space="preserve">
+    <value>Routing rule {0} outbound node {1} error: {2}. Fallback to proxy node only.</value>
+  </data>
+  <data name="MsgGroupCycleDependency" xml:space="preserve">
+    <value>Group {0} has a cycle dependency on child node {1}. Skipping this node.</value>
+  </data>
+  <data name="MsgGroupChildNodeWarning" xml:space="preserve">
+    <value>Group {0} child node {1} warning: {2}</value>
+  </data>
+  <data name="MsgGroupChildNodeError" xml:space="preserve">
+    <value>Group {0} child node {1} error: {2}. Skipping this node.</value>
+  </data>
+  <data name="MsgGroupChildGroupNodeWarning" xml:space="preserve">
+    <value>Group {0} child group node {1} warning: {2}</value>
+  </data>
+  <data name="MsgGroupChildGroupNodeError" xml:space="preserve">
+    <value>Group {0} child group node {1} error: {2}. Skipping this node.</value>
+  </data>
+  <data name="MsgGroupNoValidChildNode" xml:space="preserve">
+    <value>Group {0} has no valid child node.</value>
+  </data>
+  <data name="MsgRoutingRuleEmptyOutboundTag" xml:space="preserve">
+    <value>Routing rule {0} has an empty outbound tag. Fallback to proxy node only.</value>
+  </data>
+  <data name="MsgRoutingRuleOutboundNodeNotFound" xml:space="preserve">
+    <value>Routing rule {0} outbound node {1} not found. Fallback to proxy node only.</value>
+  </data>
+  <data name="MsgSubscriptionPrevProfileNotFound" xml:space="preserve">
+    <value>Subscription previous proxy {0} not found. Skipping.</value>
+  </data>
+  <data name="MsgSubscriptionNextProfileNotFound" xml:space="preserve">
+    <value>Subscription next proxy {0} not found. Skipping.</value>
+  </data>
+  <data name="menuGenGroupServer" xml:space="preserve">
+    <value>Generate Policy Group</value>
+  </data>
+  <data name="menuAllServers" xml:space="preserve">
+    <value>All configurations</value>
+  </data>
+  <data name="menuGenRegionGroup" xml:space="preserve">
+    <value>Group by Region</value>
+  </data>
 </root>

v2rayN/ServiceLib/Resx/ResUI.fr.resx

@@ -1368,24 +1368,6 @@
   <data name="TbPorts7Tips" xml:space="preserve">
     <value>Écrase le port ; pour plusieurs groupes, séparer par virgules (,)</value>
   </data>
-  <data name="menuGenGroupMultipleServer" xml:space="preserve">
-    <value>Générer un groupe de stratégie depuis plusieurs profils</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayRandom" xml:space="preserve">
-    <value>Xray aléatoire (multi-sélection)</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayRoundRobin" xml:space="preserve">
-    <value>Xray équilibrage (tourniquet) multi-sélection</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayLeastPing" xml:space="preserve">
-    <value>Xray latence minimale (multi-sélection)</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayLeastLoad" xml:space="preserve">
-    <value>Xray le plus stable (multi-sélection)</value>
-  </data>
-  <data name="menuGenGroupMultipleServerSingBoxLeastPing" xml:space="preserve">
-    <value>sing-box latence minimale (multi-sélection)</value>
-  </data>
   <data name="menuExportConfig" xml:space="preserve">
     <value>Exporter</value>
   </data>
@@ -1530,44 +1512,20 @@
   <data name="TbFallback" xml:space="preserve">
     <value>Basculement (failover)</value>
   </data>
-  <data name="menuGenGroupMultipleServerSingBoxFallback" xml:space="preserve">
+  <data name="MsgCoreNotSupportNetwork" xml:space="preserve">
-    <value>sing-box basculement (multi-sélection)</value>
+    <value>Le cœur « {0} » ne prend pas en charge le type de réseau « {1} »</value>
   </data>
-  <data name="menuGenGroupMultipleServerXrayFallback" xml:space="preserve">
+  <data name="MsgCoreNotSupportProtocolTransport" xml:space="preserve">
-    <value>Xray basculement (multi-sélection)</value>
+    <value>Le cœur « {0} » ne prend pas en charge le protocole « {1} » avec le mode de transport « {2} »</value>
   </data>
-  <data name="CoreNotSupportNetwork" xml:space="preserve">
+  <data name="MsgCoreNotSupportProtocol" xml:space="preserve">
-    <value>Le cœur « {0} » ne prend pas en charge le type de réseau « {1} ».</value>
+    <value>Le cœur « {0} » ne prend pas en charge le protocole « {1} »</value>
   </data>
-  <data name="CoreNotSupportProtocolTransport" xml:space="preserve">
+  <data name="MsgInvalidProperty" xml:space="preserve">
-    <value>Le cœur « {0} » ne prend pas en charge le protocole « {1} » avec le mode de transport « {2} ».</value>
-  </data>
-  <data name="CoreNotSupportProtocol" xml:space="preserve">
-    <value>Le cœur « {0} » ne prend pas en charge le protocole « {1} ».</value>
-  </data>
-  <data name="ProxyChainedPrefix" xml:space="preserve">
-    <value>Chaîne de proxy : </value>
-  </data>
-  <data name="RoutingRuleOutboundPrefix" xml:space="preserve">
-    <value>Règle de routage sortante : </value>
-  </data>
-  <data name="PolicyGroupPrefix" xml:space="preserve">
-    <value>Groupe de stratégie : </value>
-  </data>
-  <data name="NodeTagNotExist" xml:space="preserve">
-    <value>L’alias « {0} » n’existe pas.</value>
-  </data>
-  <data name="GroupEmpty" xml:space="preserve">
-    <value>Le groupe « {0} » est vide. Veuillez ajouter au moins une configuration.</value>
-  </data>
-  <data name="InvalidProperty" xml:space="preserve">
     <value>La propriété {0} est invalide, veuillez vérifier</value>
   </data>
-  <data name="GroupSelfReference" xml:space="preserve">
+  <data name="MsgNotSupportProtocol" xml:space="preserve">
-    <value>Le groupe {0} ne peut pas se référencer lui-même ni créer de référence circulaire</value>
+    <value>Protocole « {0} » non pris en charge</value>
-  </data>
-  <data name="NotSupportProtocol" xml:space="preserve">
-    <value>Protocole « {0} » non pris en charge.</value>
   </data>
   <data name="TbSettingsHide2TrayWhenCloseTip" xml:space="preserve">
     <value>Si le système n’a pas de zone de notif., n’activez pas cette option</value>
@@ -1665,4 +1623,49 @@ The "Get Certificate" action may fail if a self-signed certificate is used or if
   <data name="TbFinalmask" xml:space="preserve">
     <value>Finalmask</value>
   </data>
+  <data name="MsgRoutingRuleOutboundNodeWarning" xml:space="preserve">
+    <value>Routing rule {0} outbound node {1} warning: {2}</value>
+  </data>
+  <data name="MsgRoutingRuleOutboundNodeError" xml:space="preserve">
+    <value>Routing rule {0} outbound node {1} error: {2}. Fallback to proxy node only.</value>
+  </data>
+  <data name="MsgGroupCycleDependency" xml:space="preserve">
+    <value>Group {0} has a cycle dependency on child node {1}. Skipping this node.</value>
+  </data>
+  <data name="MsgGroupChildNodeWarning" xml:space="preserve">
+    <value>Group {0} child node {1} warning: {2}</value>
+  </data>
+  <data name="MsgGroupChildNodeError" xml:space="preserve">
+    <value>Group {0} child node {1} error: {2}. Skipping this node.</value>
+  </data>
+  <data name="MsgGroupChildGroupNodeWarning" xml:space="preserve">
+    <value>Group {0} child group node {1} warning: {2}</value>
+  </data>
+  <data name="MsgGroupChildGroupNodeError" xml:space="preserve">
+    <value>Group {0} child group node {1} error: {2}. Skipping this node.</value>
+  </data>
+  <data name="MsgGroupNoValidChildNode" xml:space="preserve">
+    <value>Group {0} has no valid child node.</value>
+  </data>
+  <data name="MsgRoutingRuleEmptyOutboundTag" xml:space="preserve">
+    <value>Routing rule {0} has an empty outbound tag. Fallback to proxy node only.</value>
+  </data>
+  <data name="MsgRoutingRuleOutboundNodeNotFound" xml:space="preserve">
+    <value>Routing rule {0} outbound node {1} not found. Fallback to proxy node only.</value>
+  </data>
+  <data name="MsgSubscriptionPrevProfileNotFound" xml:space="preserve">
+    <value>Subscription previous proxy {0} not found. Skipping.</value>
+  </data>
+  <data name="MsgSubscriptionNextProfileNotFound" xml:space="preserve">
+    <value>Subscription next proxy {0} not found. Skipping.</value>
+  </data>
+  <data name="menuGenGroupServer" xml:space="preserve">
+    <value>Generate Policy Group</value>
+  </data>
+  <data name="menuAllServers" xml:space="preserve">
+    <value>All configurations</value>
+  </data>
+  <data name="menuGenRegionGroup" xml:space="preserve">
+    <value>Group by Region</value>
+  </data>
 </root>

v2rayN/ServiceLib/Resx/ResUI.hu.resx

@@ -1371,24 +1371,6 @@
   <data name="TbPorts7Tips" xml:space="preserve">
     <value>A portot lefedi, vesszővel (,) elválasztva</value>
   </data>
-  <data name="menuGenGroupMultipleServer" xml:space="preserve">
-    <value>Generate Policy Group from Multiple Profiles</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayRandom" xml:space="preserve">
-    <value>Több konfiguráció véletlenszerűen Xray szerint</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayRoundRobin" xml:space="preserve">
-    <value>Több konfiguráció RoundRobin Xray szerint</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayLeastPing" xml:space="preserve">
-    <value>Több konfiguráció legkisebb pinggel Xray szerint</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayLeastLoad" xml:space="preserve">
-    <value>Több konfiguráció legkisebb terheléssel Xray szerint</value>
-  </data>
-  <data name="menuGenGroupMultipleServerSingBoxLeastPing" xml:space="preserve">
-    <value>Több konfiguráció legkisebb pinggel sing-box szerint</value>
-  </data>
   <data name="menuExportConfig" xml:space="preserve">
     <value>Konfiguráció exportálása</value>
   </data>
@@ -1533,44 +1515,20 @@
   <data name="TbFallback" xml:space="preserve">
     <value>Fallback</value>
   </data>
-  <data name="menuGenGroupMultipleServerSingBoxFallback" xml:space="preserve">
+  <data name="MsgCoreNotSupportNetwork" xml:space="preserve">
-    <value>Multi-Configuration Fallback by sing-box</value>
+    <value>Core '{0}' does not support network type '{1}'</value>
   </data>
-  <data name="menuGenGroupMultipleServerXrayFallback" xml:space="preserve">
+  <data name="MsgCoreNotSupportProtocolTransport" xml:space="preserve">
-    <value>Multi-Configuration Fallback by Xray</value>
+    <value>Core '{0}' does not support protocol '{1}' when using transport '{2}'</value>
   </data>
-  <data name="CoreNotSupportNetwork" xml:space="preserve">
+  <data name="MsgCoreNotSupportProtocol" xml:space="preserve">
-    <value>Core '{0}' does not support network type '{1}'.</value>
+    <value>Core '{0}' does not support protocol '{1}'</value>
   </data>
-  <data name="CoreNotSupportProtocolTransport" xml:space="preserve">
+  <data name="MsgInvalidProperty" xml:space="preserve">
-    <value>Core '{0}' does not support protocol '{1}' when using transport '{2}'.</value>
+    <value>The {0} property is invalid, please check</value>
   </data>
-  <data name="CoreNotSupportProtocol" xml:space="preserve">
+  <data name="MsgNotSupportProtocol" xml:space="preserve">
-    <value>Core '{0}' does not support protocol '{1}'.</value>
+    <value>Not support protocol '{0}'</value>
-  </data>
-  <data name="ProxyChainedPrefix" xml:space="preserve">
-    <value>Proxy chained: </value>
-  </data>
-  <data name="RoutingRuleOutboundPrefix" xml:space="preserve">
-    <value>Routing rule outbound: </value>
-  </data>
-  <data name="PolicyGroupPrefix" xml:space="preserve">
-    <value>Policy group: </value>
-  </data>
-  <data name="NodeTagNotExist" xml:space="preserve">
-    <value>Node alias '{0}' does not exist.</value>
-  </data>
-  <data name="GroupEmpty" xml:space="preserve">
-    <value>Group '{0}' is empty. Please add at least one node.</value>
-  </data>
-  <data name="InvalidProperty" xml:space="preserve">
-    <value>The {0} property is invalid, please check.</value>
-  </data>
-  <data name="GroupSelfReference" xml:space="preserve">
-    <value>{0} Group cannot reference itself or have a circular reference</value>
-  </data>
-  <data name="NotSupportProtocol" xml:space="preserve">
-    <value>Not support protocol '{0}'.</value>
   </data>
   <data name="TbSettingsHide2TrayWhenCloseTip" xml:space="preserve">
     <value>If the system does not have a tray function, please do not enable it</value>
@@ -1668,4 +1626,49 @@ The "Get Certificate" action may fail if a self-signed certificate is used or if
   <data name="TbFinalmask" xml:space="preserve">
     <value>Finalmask</value>
   </data>
+  <data name="MsgRoutingRuleOutboundNodeWarning" xml:space="preserve">
+    <value>Routing rule {0} outbound node {1} warning: {2}</value>
+  </data>
+  <data name="MsgRoutingRuleOutboundNodeError" xml:space="preserve">
+    <value>Routing rule {0} outbound node {1} error: {2}. Fallback to proxy node only.</value>
+  </data>
+  <data name="MsgGroupCycleDependency" xml:space="preserve">
+    <value>Group {0} has a cycle dependency on child node {1}. Skipping this node.</value>
+  </data>
+  <data name="MsgGroupChildNodeWarning" xml:space="preserve">
+    <value>Group {0} child node {1} warning: {2}</value>
+  </data>
+  <data name="MsgGroupChildNodeError" xml:space="preserve">
+    <value>Group {0} child node {1} error: {2}. Skipping this node.</value>
+  </data>
+  <data name="MsgGroupChildGroupNodeWarning" xml:space="preserve">
+    <value>Group {0} child group node {1} warning: {2}</value>
+  </data>
+  <data name="MsgGroupChildGroupNodeError" xml:space="preserve">
+    <value>Group {0} child group node {1} error: {2}. Skipping this node.</value>
+  </data>
+  <data name="MsgGroupNoValidChildNode" xml:space="preserve">
+    <value>Group {0} has no valid child node.</value>
+  </data>
+  <data name="MsgRoutingRuleEmptyOutboundTag" xml:space="preserve">
+    <value>Routing rule {0} has an empty outbound tag. Fallback to proxy node only.</value>
+  </data>
+  <data name="MsgRoutingRuleOutboundNodeNotFound" xml:space="preserve">
+    <value>Routing rule {0} outbound node {1} not found. Fallback to proxy node only.</value>
+  </data>
+  <data name="MsgSubscriptionPrevProfileNotFound" xml:space="preserve">
+    <value>Subscription previous proxy {0} not found. Skipping.</value>
+  </data>
+  <data name="MsgSubscriptionNextProfileNotFound" xml:space="preserve">
+    <value>Subscription next proxy {0} not found. Skipping.</value>
+  </data>
+  <data name="menuGenGroupServer" xml:space="preserve">
+    <value>Generate Policy Group</value>
+  </data>
+  <data name="menuAllServers" xml:space="preserve">
+    <value>All configurations</value>
+  </data>
+  <data name="menuGenRegionGroup" xml:space="preserve">
+    <value>Group by Region</value>
+  </data>
 </root>

v2rayN/ServiceLib/Resx/ResUI.resx

@@ -1371,24 +1371,6 @@
   <data name="TbPorts7Tips" xml:space="preserve">
     <value>Will cover the port, separate with commas (,)</value>
   </data>
-  <data name="menuGenGroupMultipleServer" xml:space="preserve">
-    <value>Generate Policy Group from Multiple Profiles</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayRandom" xml:space="preserve">
-    <value>Random by Xray</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayRoundRobin" xml:space="preserve">
-    <value>RoundRobin by Xray</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayLeastPing" xml:space="preserve">
-    <value>LeastPing by Xray</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayLeastLoad" xml:space="preserve">
-    <value>LeastLoad by Xray</value>
-  </data>
-  <data name="menuGenGroupMultipleServerSingBoxLeastPing" xml:space="preserve">
-    <value>LeastPing by sing-box</value>
-  </data>
   <data name="menuExportConfig" xml:space="preserve">
     <value>Export</value>
   </data>
@@ -1533,44 +1515,20 @@
   <data name="TbFallback" xml:space="preserve">
     <value>Fallback</value>
   </data>
-  <data name="menuGenGroupMultipleServerSingBoxFallback" xml:space="preserve">
+  <data name="MsgCoreNotSupportNetwork" xml:space="preserve">
-    <value>Fallback by sing-box</value>
+    <value>Core '{0}' does not support network type '{1}'</value>
   </data>
-  <data name="menuGenGroupMultipleServerXrayFallback" xml:space="preserve">
+  <data name="MsgCoreNotSupportProtocolTransport" xml:space="preserve">
-    <value>Fallback by Xray</value>
+    <value>Core '{0}' does not support protocol '{1}' when using transport '{2}'</value>
   </data>
-  <data name="CoreNotSupportNetwork" xml:space="preserve">
+  <data name="MsgCoreNotSupportProtocol" xml:space="preserve">
-    <value>Core '{0}' does not support network type '{1}'.</value>
+    <value>Core '{0}' does not support protocol '{1}'</value>
   </data>
-  <data name="CoreNotSupportProtocolTransport" xml:space="preserve">
+  <data name="MsgInvalidProperty" xml:space="preserve">
-    <value>Core '{0}' does not support protocol '{1}' when using transport '{2}'.</value>
+    <value>The {0} property is invalid, please check</value>
   </data>
-  <data name="CoreNotSupportProtocol" xml:space="preserve">
+  <data name="MsgNotSupportProtocol" xml:space="preserve">
-    <value>Core '{0}' does not support protocol '{1}'.</value>
+    <value>Not support protocol '{0}'</value>
-  </data>
-  <data name="ProxyChainedPrefix" xml:space="preserve">
-    <value>Proxy chained: </value>
-  </data>
-  <data name="RoutingRuleOutboundPrefix" xml:space="preserve">
-    <value>Routing rule outbound: </value>
-  </data>
-  <data name="PolicyGroupPrefix" xml:space="preserve">
-    <value>Policy group: </value>
-  </data>
-  <data name="NodeTagNotExist" xml:space="preserve">
-    <value>Node alias '{0}' does not exist.</value>
-  </data>
-  <data name="GroupEmpty" xml:space="preserve">
-    <value>Group '{0}' is empty. Please add at least one node.</value>
-  </data>
-  <data name="InvalidProperty" xml:space="preserve">
-    <value>The {0} property is invalid, please check.</value>
-  </data>
-  <data name="GroupSelfReference" xml:space="preserve">
-    <value>{0} Group cannot reference itself or have a circular reference</value>
-  </data>
-  <data name="NotSupportProtocol" xml:space="preserve">
-    <value>Not support protocol '{0}'.</value>
   </data>
   <data name="TbSettingsHide2TrayWhenCloseTip" xml:space="preserve">
     <value>If the system does not have a tray function, please do not enable it</value>
@@ -1668,4 +1626,49 @@ The "Get Certificate" action may fail if a self-signed certificate is used or if
   <data name="TbFinalmask" xml:space="preserve">
     <value>Finalmask</value>
   </data>
+  <data name="MsgRoutingRuleOutboundNodeWarning" xml:space="preserve">
+    <value>Routing rule {0} outbound node {1} warning: {2}</value>
+  </data>
+  <data name="MsgRoutingRuleOutboundNodeError" xml:space="preserve">
+    <value>Routing rule {0} outbound node {1} error: {2}. Fallback to proxy node only.</value>
+  </data>
+  <data name="MsgGroupCycleDependency" xml:space="preserve">
+    <value>Group {0} has a cycle dependency on child node {1}. Skipping this node.</value>
+  </data>
+  <data name="MsgGroupChildNodeWarning" xml:space="preserve">
+    <value>Group {0} child node {1} warning: {2}</value>
+  </data>
+  <data name="MsgGroupChildNodeError" xml:space="preserve">
+    <value>Group {0} child node {1} error: {2}. Skipping this node.</value>
+  </data>
+  <data name="MsgGroupChildGroupNodeWarning" xml:space="preserve">
+    <value>Group {0} child group node {1} warning: {2}</value>
+  </data>
+  <data name="MsgGroupChildGroupNodeError" xml:space="preserve">
+    <value>Group {0} child group node {1} error: {2}. Skipping this node.</value>
+  </data>
+  <data name="MsgGroupNoValidChildNode" xml:space="preserve">
+    <value>Group {0} has no valid child node.</value>
+  </data>
+  <data name="MsgRoutingRuleEmptyOutboundTag" xml:space="preserve">
+    <value>Routing rule {0} has an empty outbound tag. Fallback to proxy node only.</value>
+  </data>
+  <data name="MsgRoutingRuleOutboundNodeNotFound" xml:space="preserve">
+    <value>Routing rule {0} outbound node {1} not found. Fallback to proxy node only.</value>
+  </data>
+  <data name="MsgSubscriptionPrevProfileNotFound" xml:space="preserve">
+    <value>Subscription previous proxy {0} not found. Skipping.</value>
+  </data>
+  <data name="MsgSubscriptionNextProfileNotFound" xml:space="preserve">
+    <value>Subscription next proxy {0} not found. Skipping.</value>
+  </data>
+  <data name="menuGenGroupServer" xml:space="preserve">
+    <value>Generate Policy Group</value>
+  </data>
+  <data name="menuAllServers" xml:space="preserve">
+    <value>All configurations</value>
+  </data>
+  <data name="menuGenRegionGroup" xml:space="preserve">
+    <value>Group by Region</value>
+  </data>
 </root>

v2rayN/ServiceLib/Resx/ResUI.ru.resx

@@ -1371,24 +1371,6 @@
   <data name="TbPorts7Tips" xml:space="preserve">
     <value>Заменит указанный порт, перечисляйте через запятую (,)</value>
   </data>
-  <data name="menuGenGroupMultipleServer" xml:space="preserve">
-    <value>Generate Policy Group from Multiple Profiles</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayRandom" xml:space="preserve">
-    <value>Случайный (Xray)</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayRoundRobin" xml:space="preserve">
-    <value>Круговой (Xray)</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayLeastPing" xml:space="preserve">
-    <value>Минимальное RTT (минимальное время туда-обратно) (Xray)</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayLeastLoad" xml:space="preserve">
-    <value>Минимальная нагрузка (Xray)</value>
-  </data>
-  <data name="menuGenGroupMultipleServerSingBoxLeastPing" xml:space="preserve">
-    <value>Минимальное RTT (минимальное время туда-обратно) (sing-box)</value>
-  </data>
   <data name="menuExportConfig" xml:space="preserve">
     <value>Экспортировать конфигурацию</value>
   </data>
@@ -1533,44 +1515,20 @@
   <data name="TbFallback" xml:space="preserve">
     <value>Fallback</value>
   </data>
-  <data name="menuGenGroupMultipleServerSingBoxFallback" xml:space="preserve">
+  <data name="MsgCoreNotSupportNetwork" xml:space="preserve">
-    <value>Multi-Configuration Fallback by sing-box</value>
+    <value>Core '{0}' does not support network type '{1}'</value>
   </data>
-  <data name="menuGenGroupMultipleServerXrayFallback" xml:space="preserve">
+  <data name="MsgCoreNotSupportProtocolTransport" xml:space="preserve">
-    <value>Multi-Configuration Fallback by Xray</value>
+    <value>Core '{0}' does not support protocol '{1}' when using transport '{2}'</value>
   </data>
-  <data name="CoreNotSupportNetwork" xml:space="preserve">
+  <data name="MsgCoreNotSupportProtocol" xml:space="preserve">
-    <value>Core '{0}' does not support network type '{1}'.</value>
+    <value>Core '{0}' does not support protocol '{1}'</value>
   </data>
-  <data name="CoreNotSupportProtocolTransport" xml:space="preserve">
+  <data name="MsgInvalidProperty" xml:space="preserve">
-    <value>Core '{0}' does not support protocol '{1}' when using transport '{2}'.</value>
+    <value>The {0} property is invalid, please check</value>
   </data>
-  <data name="CoreNotSupportProtocol" xml:space="preserve">
+  <data name="MsgNotSupportProtocol" xml:space="preserve">
-    <value>Core '{0}' does not support protocol '{1}'.</value>
+    <value>Not support protocol '{0}'</value>
-  </data>
-  <data name="ProxyChainedPrefix" xml:space="preserve">
-    <value>Proxy chained: </value>
-  </data>
-  <data name="RoutingRuleOutboundPrefix" xml:space="preserve">
-    <value>Routing rule outbound: </value>
-  </data>
-  <data name="PolicyGroupPrefix" xml:space="preserve">
-    <value>Policy group: </value>
-  </data>
-  <data name="NodeTagNotExist" xml:space="preserve">
-    <value>Node alias '{0}' does not exist.</value>
-  </data>
-  <data name="GroupEmpty" xml:space="preserve">
-    <value>Group '{0}' is empty. Please add at least one node.</value>
-  </data>
-  <data name="InvalidProperty" xml:space="preserve">
-    <value>The {0} property is invalid, please check.</value>
-  </data>
-  <data name="GroupSelfReference" xml:space="preserve">
-    <value>{0} Group cannot reference itself or have a circular reference</value>
-  </data>
-  <data name="NotSupportProtocol" xml:space="preserve">
-    <value>Not support protocol '{0}'.</value>
   </data>
   <data name="TbSettingsHide2TrayWhenCloseTip" xml:space="preserve">
     <value>If the system does not have a tray function, please do not enable it</value>
@@ -1668,4 +1626,49 @@ The "Get Certificate" action may fail if a self-signed certificate is used or if
   <data name="TbFinalmask" xml:space="preserve">
     <value>Finalmask</value>
   </data>
+  <data name="MsgRoutingRuleOutboundNodeWarning" xml:space="preserve">
+    <value>Routing rule {0} outbound node {1} warning: {2}</value>
+  </data>
+  <data name="MsgRoutingRuleOutboundNodeError" xml:space="preserve">
+    <value>Routing rule {0} outbound node {1} error: {2}. Fallback to proxy node only.</value>
+  </data>
+  <data name="MsgGroupCycleDependency" xml:space="preserve">
+    <value>Group {0} has a cycle dependency on child node {1}. Skipping this node.</value>
+  </data>
+  <data name="MsgGroupChildNodeWarning" xml:space="preserve">
+    <value>Group {0} child node {1} warning: {2}</value>
+  </data>
+  <data name="MsgGroupChildNodeError" xml:space="preserve">
+    <value>Group {0} child node {1} error: {2}. Skipping this node.</value>
+  </data>
+  <data name="MsgGroupChildGroupNodeWarning" xml:space="preserve">
+    <value>Group {0} child group node {1} warning: {2}</value>
+  </data>
+  <data name="MsgGroupChildGroupNodeError" xml:space="preserve">
+    <value>Group {0} child group node {1} error: {2}. Skipping this node.</value>
+  </data>
+  <data name="MsgGroupNoValidChildNode" xml:space="preserve">
+    <value>Group {0} has no valid child node.</value>
+  </data>
+  <data name="MsgRoutingRuleEmptyOutboundTag" xml:space="preserve">
+    <value>Routing rule {0} has an empty outbound tag. Fallback to proxy node only.</value>
+  </data>
+  <data name="MsgRoutingRuleOutboundNodeNotFound" xml:space="preserve">
+    <value>Routing rule {0} outbound node {1} not found. Fallback to proxy node only.</value>
+  </data>
+  <data name="MsgSubscriptionPrevProfileNotFound" xml:space="preserve">
+    <value>Subscription previous proxy {0} not found. Skipping.</value>
+  </data>
+  <data name="MsgSubscriptionNextProfileNotFound" xml:space="preserve">
+    <value>Subscription next proxy {0} not found. Skipping.</value>
+  </data>
+  <data name="menuGenGroupServer" xml:space="preserve">
+    <value>Generate Policy Group</value>
+  </data>
+  <data name="menuAllServers" xml:space="preserve">
+    <value>All configurations</value>
+  </data>
+  <data name="menuGenRegionGroup" xml:space="preserve">
+    <value>Group by Region</value>
+  </data>
 </root>

v2rayN/ServiceLib/Resx/ResUI.zh-Hans.resx

@@ -1368,24 +1368,6 @@
   <data name="TbPorts7Tips" xml:space="preserve">
     <value>会覆盖端口，多组时用逗号 (,) 隔开</value>
   </data>
-  <data name="menuGenGroupMultipleServer" xml:space="preserve">
-    <value>多选生成策略组</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayRandom" xml:space="preserve">
-    <value>多选随机 Xray</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayRoundRobin" xml:space="preserve">
-    <value>多选负载均衡 Xray</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayLeastPing" xml:space="preserve">
-    <value>多选最低延迟 Xray</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayLeastLoad" xml:space="preserve">
-    <value>多选最稳定 Xray</value>
-  </data>
-  <data name="menuGenGroupMultipleServerSingBoxLeastPing" xml:space="preserve">
-    <value>多选最低延迟 sing-box</value>
-  </data>
   <data name="menuExportConfig" xml:space="preserve">
     <value>导出</value>
   </data>
@@ -1530,44 +1512,20 @@
   <data name="TbFallback" xml:space="preserve">
     <value>故障转移</value>
   </data>
-  <data name="menuGenGroupMultipleServerSingBoxFallback" xml:space="preserve">
+  <data name="MsgCoreNotSupportNetwork" xml:space="preserve">
-    <value>多选故障转移 sing-box</value>
+    <value>核心 '{0}' 不支持网络类型 '{1}'</value>
   </data>
-  <data name="menuGenGroupMultipleServerXrayFallback" xml:space="preserve">
+  <data name="MsgCoreNotSupportProtocolTransport" xml:space="preserve">
-    <value>多选故障转移 Xray</value>
+    <value>核心 '{0}' 在使用传输方式 '{2}' 时不支持协议 '{1}'</value>
   </data>
-  <data name="CoreNotSupportNetwork" xml:space="preserve">
+  <data name="MsgCoreNotSupportProtocol" xml:space="preserve">
-    <value>核心 '{0}' 不支持网络类型 '{1}'。</value>
+    <value>核心 '{0}' 不支持协议 '{1}'</value>
   </data>
-  <data name="CoreNotSupportProtocolTransport" xml:space="preserve">
+  <data name="MsgInvalidProperty" xml:space="preserve">
-    <value>核心 '{0}' 在使用传输方式 '{2}' 时不支持协议 '{1}'。</value>
+    <value>{0} 属性无效，请检查</value>
   </data>
-  <data name="CoreNotSupportProtocol" xml:space="preserve">
+  <data name="MsgNotSupportProtocol" xml:space="preserve">
-    <value>核心 '{0}' 不支持协议 '{1}'。</value>
+    <value>不支持协议 '{0}'</value>
-  </data>
-  <data name="ProxyChainedPrefix" xml:space="preserve">
-    <value>代理链： </value>
-  </data>
-  <data name="RoutingRuleOutboundPrefix" xml:space="preserve">
-    <value>路由规则出站： </value>
-  </data>
-  <data name="PolicyGroupPrefix" xml:space="preserve">
-    <value>策略组： </value>
-  </data>
-  <data name="NodeTagNotExist" xml:space="preserve">
-    <value>别名 '{0}' 不存在。</value>
-  </data>
-  <data name="GroupEmpty" xml:space="preserve">
-    <value>组“{0}”为空。请至少添加一个配置。</value>
-  </data>
-  <data name="InvalidProperty" xml:space="preserve">
-    <value>{0}属性无效，请检查</value>
-  </data>
-  <data name="GroupSelfReference" xml:space="preserve">
-    <value>{0} 分组不能引用自身或循环引用</value>
-  </data>
-  <data name="NotSupportProtocol" xml:space="preserve">
-    <value>不支持协议 '{0}'。</value>
   </data>
   <data name="TbSettingsHide2TrayWhenCloseTip" xml:space="preserve">
     <value>如果系统没有托盘功能，请不要开启</value>
@@ -1665,4 +1623,49 @@
   <data name="TbFinalmask" xml:space="preserve">
     <value>Finalmask</value>
   </data>
+  <data name="MsgRoutingRuleOutboundNodeWarning" xml:space="preserve">
+    <value>路由规则 {0} 出站节点 {1} 警告：{2}</value>
+  </data>
+  <data name="MsgRoutingRuleOutboundNodeError" xml:space="preserve">
+    <value>路由规则 {0} 出站节点 {1} 错误：{2}。已回退为仅使用代理节点。</value>
+  </data>
+  <data name="MsgGroupCycleDependency" xml:space="preserve">
+    <value>节点组 {0} 与子节点 {1} 存在循环依赖，已跳过该节点。</value>
+  </data>
+  <data name="MsgGroupChildNodeWarning" xml:space="preserve">
+    <value>节点组 {0} 子节点 {1} 警告：{2}</value>
+  </data>
+  <data name="MsgGroupChildNodeError" xml:space="preserve">
+    <value>节点组 {0} 子节点 {1} 错误：{2}。已跳过该节点。</value>
+  </data>
+  <data name="MsgGroupChildGroupNodeWarning" xml:space="preserve">
+    <value>节点组 {0} 子节点组 {1} 警告：{2}</value>
+  </data>
+  <data name="MsgGroupChildGroupNodeError" xml:space="preserve">
+    <value>节点组 {0} 子节点组 {1} 错误：{2}。已跳过该节点。</value>
+  </data>
+  <data name="MsgGroupNoValidChildNode" xml:space="preserve">
+    <value>节点组 {0} 下没有有效的子节点。</value>
+  </data>
+  <data name="MsgRoutingRuleEmptyOutboundTag" xml:space="preserve">
+    <value>路由规则 {0} 的出站标签为空，已回退为仅使用代理节点。</value>
+  </data>
+  <data name="MsgRoutingRuleOutboundNodeNotFound" xml:space="preserve">
+    <value>路由规则 {0} 的出站节点 {1} 未找到，已回退为仅使用代理节点。</value>
+  </data>
+  <data name="MsgSubscriptionPrevProfileNotFound" xml:space="preserve">
+    <value>订阅前置节点 {0} 未找到，已跳过。</value>
+  </data>
+  <data name="MsgSubscriptionNextProfileNotFound" xml:space="preserve">
+    <value>订阅后置节点 {0} 未找到，已跳过。</value>
+  </data>
+  <data name="menuGenGroupServer" xml:space="preserve">
+    <value>一键生成策略组</value>
+  </data>
+  <data name="menuAllServers" xml:space="preserve">
+    <value>全部配置项</value>
+  </data>
+  <data name="menuGenRegionGroup" xml:space="preserve">
+    <value>按地区分组</value>
+  </data>
 </root>

v2rayN/ServiceLib/Resx/ResUI.zh-Hant.resx

@@ -1368,24 +1368,6 @@
   <data name="TbPorts7Tips" xml:space="preserve">
     <value>會覆蓋埠，多組時用逗號 (,) 隔開</value>
   </data>
-  <data name="menuGenGroupMultipleServer" xml:space="preserve">
-    <value>多選生成策略組</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayRandom" xml:space="preserve">
-    <value>多選隨機 Xray</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayRoundRobin" xml:space="preserve">
-    <value>多選負載平衡 Xray</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayLeastPing" xml:space="preserve">
-    <value>多選最低延遲 Xray</value>
-  </data>
-  <data name="menuGenGroupMultipleServerXrayLeastLoad" xml:space="preserve">
-    <value>多選最穩定 Xray</value>
-  </data>
-  <data name="menuGenGroupMultipleServerSingBoxLeastPing" xml:space="preserve">
-    <value>多選最低延遲 sing-box</value>
-  </data>
   <data name="menuExportConfig" xml:space="preserve">
     <value>匯出</value>
   </data>
@@ -1530,44 +1512,20 @@
   <data name="TbFallback" xml:space="preserve">
     <value>容錯移轉</value>
   </data>
-  <data name="menuGenGroupMultipleServerSingBoxFallback" xml:space="preserve">
+  <data name="MsgCoreNotSupportNetwork" xml:space="preserve">
-    <value>多選容錯移轉 sing-box</value>
+    <value>核心 '{0}' 不支援網路類型 '{1}'</value>
   </data>
-  <data name="menuGenGroupMultipleServerXrayFallback" xml:space="preserve">
+  <data name="MsgCoreNotSupportProtocolTransport" xml:space="preserve">
-    <value>多選容錯移轉 Xray</value>
+    <value>核心 '{0}' 在使用傳輸方式 '{2}' 時不支援協定 '{1}'</value>
   </data>
-  <data name="CoreNotSupportNetwork" xml:space="preserve">
+  <data name="MsgCoreNotSupportProtocol" xml:space="preserve">
-    <value>核心 '{0}' 不支援網路類型 '{1}'.</value>
+    <value>核心 '{0}' 不支援協定 '{1}'</value>
   </data>
-  <data name="CoreNotSupportProtocolTransport" xml:space="preserve">
+  <data name="MsgInvalidProperty" xml:space="preserve">
-    <value>核心 '{0}' 在使用傳輸方式 '{2}' 時不支援協定 '{1}'.</value>
+    <value>{0} 屬性無效，請檢查</value>
   </data>
-  <data name="CoreNotSupportProtocol" xml:space="preserve">
+  <data name="MsgNotSupportProtocol" xml:space="preserve">
-    <value>核心 '{0}' 不支援協定 '{1}'.</value>
+    <value>不支援協定 '{0}'</value>
-  </data>
-  <data name="ProxyChainedPrefix" xml:space="preserve">
-    <value>代理鏈： </value>
-  </data>
-  <data name="RoutingRuleOutboundPrefix" xml:space="preserve">
-    <value>路由規則出站： </value>
-  </data>
-  <data name="PolicyGroupPrefix" xml:space="preserve">
-    <value>策略組： </value>
-  </data>
-  <data name="NodeTagNotExist" xml:space="preserve">
-    <value>別名 '{0}' 不存在。</value>
-  </data>
-  <data name="GroupEmpty" xml:space="preserve">
-    <value>組“{0}”為空.請至少添加一個配置。</value>
-  </data>
-  <data name="InvalidProperty" xml:space="preserve">
-    <value>{0}屬性無效，請檢查</value>
-  </data>
-  <data name="GroupSelfReference" xml:space="preserve">
-    <value>{0} 分組不能引用自身或循環引用</value>
-  </data>
-  <data name="NotSupportProtocol" xml:space="preserve">
-    <value>不支援協定 '{0}'.</value>
   </data>
   <data name="TbSettingsHide2TrayWhenCloseTip" xml:space="preserve">
     <value>如果系統沒有託盤功能，請不要開啟</value>
@@ -1665,4 +1623,49 @@
   <data name="TbFinalmask" xml:space="preserve">
     <value>Finalmask</value>
   </data>
+  <data name="MsgRoutingRuleOutboundNodeWarning" xml:space="preserve">
+    <value>Routing rule {0} outbound node {1} warning: {2}</value>
+  </data>
+  <data name="MsgRoutingRuleOutboundNodeError" xml:space="preserve">
+    <value>Routing rule {0} outbound node {1} error: {2}. Fallback to proxy node only.</value>
+  </data>
+  <data name="MsgGroupCycleDependency" xml:space="preserve">
+    <value>Group {0} has a cycle dependency on child node {1}. Skipping this node.</value>
+  </data>
+  <data name="MsgGroupChildNodeWarning" xml:space="preserve">
+    <value>Group {0} child node {1} warning: {2}</value>
+  </data>
+  <data name="MsgGroupChildNodeError" xml:space="preserve">
+    <value>Group {0} child node {1} error: {2}. Skipping this node.</value>
+  </data>
+  <data name="MsgGroupChildGroupNodeWarning" xml:space="preserve">
+    <value>Group {0} child group node {1} warning: {2}</value>
+  </data>
+  <data name="MsgGroupChildGroupNodeError" xml:space="preserve">
+    <value>Group {0} child group node {1} error: {2}. Skipping this node.</value>
+  </data>
+  <data name="MsgGroupNoValidChildNode" xml:space="preserve">
+    <value>Group {0} has no valid child node.</value>
+  </data>
+  <data name="MsgRoutingRuleEmptyOutboundTag" xml:space="preserve">
+    <value>Routing rule {0} has an empty outbound tag. Fallback to proxy node only.</value>
+  </data>
+  <data name="MsgRoutingRuleOutboundNodeNotFound" xml:space="preserve">
+    <value>Routing rule {0} outbound node {1} not found. Fallback to proxy node only.</value>
+  </data>
+  <data name="MsgSubscriptionPrevProfileNotFound" xml:space="preserve">
+    <value>Subscription previous proxy {0} not found. Skipping.</value>
+  </data>
+  <data name="MsgSubscriptionNextProfileNotFound" xml:space="preserve">
+    <value>Subscription next proxy {0} not found. Skipping.</value>
+  </data>
+  <data name="menuGenGroupServer" xml:space="preserve">
+    <value>Generate Policy Group</value>
+  </data>
+  <data name="menuAllServers" xml:space="preserve">
+    <value>All configurations</value>
+  </data>
+  <data name="menuGenRegionGroup" xml:space="preserve">
+    <value>Group by Region</value>
+  </data>
 </root>

v2rayN/ServiceLib/ViewModels/AddGroupServerViewModel.cs

@@ -234,13 +234,6 @@ public class AddGroupServerViewModel : MyReactiveObject
 
         SelectedSource.SetProtocolExtra(protocolExtra);
 
-        var hasCycle = await GroupProfileManager.HasCycle(SelectedSource.IndexId, protocolExtra);
-        if (hasCycle)
-        {
-            NoticeManager.Instance.Enqueue(string.Format(ResUI.GroupSelfReference, remarks));
-            return;
-        }
-
         if (await ConfigHandler.AddServerCommon(_config, SelectedSource) == 0)
         {
             NoticeManager.Instance.Enqueue(ResUI.OperationSuccess);

v2rayN/ServiceLib/ViewModels/MainWindowViewModel.cs

@@ -540,7 +540,14 @@ public class MainWindowViewModel : MyReactiveObject
         {
             SetReloadEnabled(false);
 
-            var msgs = await ActionPrecheckManager.Instance.Check(_config.IndexId);
+            var profileItem = await ConfigHandler.GetDefaultServer(_config);
+            if (profileItem == null)
+            {
+                NoticeManager.Instance.Enqueue(ResUI.CheckServerSettings);
+                return;
+            }
+            var (context, validatorResult) = await CoreConfigContextBuilder.Build(_config, profileItem);
+            var msgs = new List<string>([..validatorResult.Errors, ..validatorResult.Warnings]);
             if (msgs.Count > 0)
             {
                 foreach (var msg in msgs)
@@ -548,12 +555,15 @@ public class MainWindowViewModel : MyReactiveObject
                     NoticeManager.Instance.SendMessage(msg);
                 }
                 NoticeManager.Instance.Enqueue(Utils.List2String(msgs.Take(10).ToList(), true));
-                return;
+                if (!validatorResult.Success)
+                {
+                    return;
+                }
             }
 
             await Task.Run(async () =>
             {
-                await LoadCore();
+                await LoadCore(context);
                 await SysProxyHandler.UpdateSysProxy(_config, false);
                 await Task.Delay(1000);
             });
@@ -594,10 +604,9 @@ public class MainWindowViewModel : MyReactiveObject
         RxApp.MainThreadScheduler.Schedule(() => BlReloadEnabled = enabled);
     }
 
-    private async Task LoadCore()
+    private async Task LoadCore(CoreConfigContext? context)
     {
-        var node = await ConfigHandler.GetDefaultServer(_config);
+        await CoreManager.Instance.LoadCore(context);
-        await CoreManager.Instance.LoadCore(node);
     }
 
     #endregion core job

v2rayN/ServiceLib/ViewModels/ProfilesViewModel.cs

@@ -8,6 +8,7 @@ public class ProfilesViewModel : MyReactiveObject
     private string _serverFilter = string.Empty;
     private Dictionary<string, bool> _dicHeaderSort = new();
     private SpeedtestService? _speedtestService;
+    private string? _pendingSelectIndexId;
 
     #endregion private prop
 
@@ -43,13 +44,8 @@ public class ProfilesViewModel : MyReactiveObject
     public ReactiveCommand<Unit, Unit> CopyServerCmd { get; }
     public ReactiveCommand<Unit, Unit> SetDefaultServerCmd { get; }
     public ReactiveCommand<Unit, Unit> ShareServerCmd { get; }
-    public ReactiveCommand<Unit, Unit> GenGroupMultipleServerXrayRandomCmd { get; }
+    public ReactiveCommand<Unit, Unit> GenGroupAllServerCmd { get; }
-    public ReactiveCommand<Unit, Unit> GenGroupMultipleServerXrayRoundRobinCmd { get; }
+    public ReactiveCommand<Unit, Unit> GenGroupRegionServerCmd { get; }
-    public ReactiveCommand<Unit, Unit> GenGroupMultipleServerXrayLeastPingCmd { get; }
-    public ReactiveCommand<Unit, Unit> GenGroupMultipleServerXrayLeastLoadCmd { get; }
-    public ReactiveCommand<Unit, Unit> GenGroupMultipleServerXrayFallbackCmd { get; }
-    public ReactiveCommand<Unit, Unit> GenGroupMultipleServerSingBoxLeastPingCmd { get; }
-    public ReactiveCommand<Unit, Unit> GenGroupMultipleServerSingBoxFallbackCmd { get; }
 
     //servers move
     public ReactiveCommand<Unit, Unit> MoveTopCmd { get; }
@@ -134,33 +130,13 @@ public class ProfilesViewModel : MyReactiveObject
         {
             await ShareServerAsync();
         }, canEditRemove);
-        GenGroupMultipleServerXrayRandomCmd = ReactiveCommand.CreateFromTask(async () =>
+        GenGroupAllServerCmd = ReactiveCommand.CreateFromTask(async () =>
         {
-            await GenGroupMultipleServer(ECoreType.Xray, EMultipleLoad.Random);
+            await GenGroupAllServer();
         }, canEditRemove);
-        GenGroupMultipleServerXrayRoundRobinCmd = ReactiveCommand.CreateFromTask(async () =>
+        GenGroupRegionServerCmd = ReactiveCommand.CreateFromTask(async () =>
         {
-            await GenGroupMultipleServer(ECoreType.Xray, EMultipleLoad.RoundRobin);
+            await GenGroupRegionServer();
-        }, canEditRemove);
-        GenGroupMultipleServerXrayLeastPingCmd = ReactiveCommand.CreateFromTask(async () =>
-        {
-            await GenGroupMultipleServer(ECoreType.Xray, EMultipleLoad.LeastPing);
-        }, canEditRemove);
-        GenGroupMultipleServerXrayLeastLoadCmd = ReactiveCommand.CreateFromTask(async () =>
-        {
-            await GenGroupMultipleServer(ECoreType.Xray, EMultipleLoad.LeastLoad);
-        }, canEditRemove);
-        GenGroupMultipleServerXrayFallbackCmd = ReactiveCommand.CreateFromTask(async () =>
-        {
-            await GenGroupMultipleServer(ECoreType.Xray, EMultipleLoad.Fallback);
-        }, canEditRemove);
-        GenGroupMultipleServerSingBoxLeastPingCmd = ReactiveCommand.CreateFromTask(async () =>
-        {
-            await GenGroupMultipleServer(ECoreType.sing_box, EMultipleLoad.LeastPing);
-        }, canEditRemove);
-        GenGroupMultipleServerSingBoxFallbackCmd = ReactiveCommand.CreateFromTask(async () =>
-        {
-            await GenGroupMultipleServer(ECoreType.sing_box, EMultipleLoad.Fallback);
         }, canEditRemove);
 
         //servers move
@@ -392,15 +368,14 @@ public class ProfilesViewModel : MyReactiveObject
         ProfileItems.AddRange(lstModel);
         if (lstModel.Count > 0)
         {
-            var selected = lstModel.FirstOrDefault(t => t.IndexId == _config.IndexId);
+            ProfileItemModel? selected = null;
-            if (selected != null)
+            if (!_pendingSelectIndexId.IsNullOrEmpty())
             {
-                SelectedProfile = selected;
+                selected = lstModel.FirstOrDefault(t => t.IndexId == _pendingSelectIndexId);
-            }
+                _pendingSelectIndexId = null;
-            else
-            {
-                SelectedProfile = lstModel.First();
             }
+            selected ??= lstModel.FirstOrDefault(t => t.IndexId == _config.IndexId);
+            SelectedProfile = selected ?? lstModel.First();
         }
 
         await _updateView?.Invoke(EViewAction.DispatcherRefreshServersBiz, null);
@@ -641,29 +616,29 @@ public class ProfilesViewModel : MyReactiveObject
         await _updateView?.Invoke(EViewAction.ShareServer, url);
     }
 
-    private async Task GenGroupMultipleServer(ECoreType coreType, EMultipleLoad multipleLoad)
+    private async Task GenGroupAllServer()
     {
-        var lstSelected = await GetProfileItems(true);
+        var ret = await ConfigHandler.AddGroupAllServer(_config, SelectedSub);
-        if (lstSelected == null)
-        {
-            return;
-        }
-
-        var ret = await ConfigHandler.AddGroupServer4Multiple(_config, lstSelected, coreType, multipleLoad, SelectedSub?.Id);
         if (ret.Success != true)
         {
             NoticeManager.Instance.Enqueue(ResUI.OperationFailed);
             return;
         }
-        if (ret?.Data?.ToString() == _config.IndexId)
+        _pendingSelectIndexId = ret.Data?.ToString();
+        await RefreshServers();
+    }
+
+    private async Task GenGroupRegionServer()
+    {
+        var ret = await ConfigHandler.AddGroupRegionServer(_config, SelectedSub);
+        if (ret.Success != true)
         {
-            await RefreshServers();
+            NoticeManager.Instance.Enqueue(ResUI.OperationFailed);
-            Reload();
+            return;
-        }
-        else
-        {
-            await SetDefaultServer(ret?.Data?.ToString());
         }
+        var indexIdList = ret.Data as List<string>;
+        _pendingSelectIndexId = indexIdList?.FirstOrDefault();
+        await RefreshServers();
     }
 
     public async Task SortServer(string colName)
@@ -788,7 +763,8 @@ public class ProfilesViewModel : MyReactiveObject
             return;
         }
 
-        var msgs = await ActionPrecheckManager.Instance.Check(item);
+        var (context, validatorResult) = await CoreConfigContextBuilder.Build(_config, item);
+        var msgs = new List<string>([..validatorResult.Errors, ..validatorResult.Warnings]);
         if (msgs.Count > 0)
         {
             foreach (var msg in msgs)
@@ -796,12 +772,14 @@ public class ProfilesViewModel : MyReactiveObject
                 NoticeManager.Instance.SendMessage(msg);
             }
             NoticeManager.Instance.Enqueue(Utils.List2String(msgs.Take(10).ToList(), true));
-            return;
+            if (!validatorResult.Success)
+            {
+                return;
+            }
         }
 
         if (blClipboard)
         {
-            var context = await CoreConfigHandler.BuildCoreConfigContext(_config, item);
             var result = await CoreConfigHandler.GenerateClientConfig(context, null);
             if (result.Success != true)
             {
@@ -825,7 +803,20 @@ public class ProfilesViewModel : MyReactiveObject
         {
             return;
         }
-        var context = await CoreConfigHandler.BuildCoreConfigContext(_config, item);
+        var (context, validatorResult) = await CoreConfigContextBuilder.Build(_config, item);
+        var msgs = new List<string>([..validatorResult.Errors, ..validatorResult.Warnings]);
+        if (msgs.Count > 0)
+        {
+            foreach (var msg in msgs)
+            {
+                NoticeManager.Instance.SendMessage(msg);
+            }
+            NoticeManager.Instance.Enqueue(Utils.List2String(msgs.Take(10).ToList(), true));
+            if (!validatorResult.Success)
+            {
+                return;
+            }
+        }
         var result = await CoreConfigHandler.GenerateClientConfig(context, fileName);
         if (result.Success != true)
         {

v2rayN/v2rayN.Desktop/Views/AddGroupServerWindow.axaml

@@ -117,7 +117,8 @@
                         Grid.Column="2"
                         Margin="{StaticResource Margin4}"
                         VerticalAlignment="Center"
-                        Text="{x:Static resx:ResUI.TbPolicyGroupSubChildTip}" />
+                        Text="{x:Static resx:ResUI.TbPolicyGroupSubChildTip}"
+                        TextWrapping="Wrap" />
 
                     <TextBlock
                         Grid.Row="1"
@@ -125,12 +126,14 @@
                         Margin="{StaticResource Margin4}"
                         VerticalAlignment="Center"
                         Text="{x:Static resx:ResUI.LvFilter}" />
-                    <TextBox
+                    <ComboBox
-                        x:Name="txtFilter"
+                        x:Name="cmbFilter"
                         Grid.Row="1"
                         Grid.Column="1"
+                        Width="200"
                         Margin="{StaticResource Margin4}"
-                        VerticalAlignment="Center" />
+                        VerticalAlignment="Center"
+                        IsEditable="True" />
                 </Grid>
             </TabItem>
 

v2rayN/v2rayN.Desktop/Views/AddGroupServerWindow.axaml.cs

@@ -29,6 +29,7 @@ public partial class AddGroupServerWindow : WindowBase<AddGroupServerViewModel>
             ResUI.TbRoundRobin,
             ResUI.TbLeastLoad,
         };
+        cmbFilter.ItemsSource = Global.PolicyGroupDefaultFilterList;
 
         switch (profileItem.ConfigType)
         {
@@ -53,7 +54,7 @@ public partial class AddGroupServerWindow : WindowBase<AddGroupServerViewModel>
             this.Bind(ViewModel, vm => vm.PolicyGroupType, v => v.cmbPolicyGroupType.SelectedValue).DisposeWith(disposables);
             //this.OneWayBind(ViewModel, vm => vm.SubItems, v => v.cmbSubChildItems.ItemsSource).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.SelectedSubItem, v => v.cmbSubChildItems.SelectedItem).DisposeWith(disposables);
-            this.Bind(ViewModel, vm => vm.Filter, v => v.txtFilter.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.Filter, v => v.cmbFilter.Text).DisposeWith(disposables);
 
             this.Bind(ViewModel, vm => vm.SelectedChild, v => v.lstChild.SelectedItem).DisposeWith(disposables);
 

v2rayN/v2rayN.Desktop/Views/ProfilesView.axaml

@@ -193,14 +193,9 @@
                             <MenuItem x:Name="menuExport2ShareUrlBase64" Header="{x:Static resx:ResUI.menuExport2ShareUrlBase64}" />
                         </MenuItem>
                         <Separator />
-                        <MenuItem Header="{x:Static resx:ResUI.menuGenGroupMultipleServer}">
+                        <MenuItem Header="{x:Static resx:ResUI.menuGenGroupServer}">
-                            <MenuItem x:Name="menuGenGroupMultipleServerXrayRandom" Header="{x:Static resx:ResUI.menuGenGroupMultipleServerXrayRandom}" />
+                            <MenuItem x:Name="menuGenGroupAllServer" Header="{x:Static resx:ResUI.menuAllServers}" />
-                            <MenuItem x:Name="menuGenGroupMultipleServerXrayRoundRobin" Header="{x:Static resx:ResUI.menuGenGroupMultipleServerXrayRoundRobin}" />
+                            <MenuItem x:Name="menuGenGroupRegionServer" Header="{x:Static resx:ResUI.menuGenRegionGroup}" />
-                            <MenuItem x:Name="menuGenGroupMultipleServerXrayLeastPing" Header="{x:Static resx:ResUI.menuGenGroupMultipleServerXrayLeastPing}" />
-                            <MenuItem x:Name="menuGenGroupMultipleServerXrayLeastLoad" Header="{x:Static resx:ResUI.menuGenGroupMultipleServerXrayLeastLoad}" />
-                            <Separator />
-                            <MenuItem x:Name="menuGenGroupMultipleServerSingBoxLeastPing" Header="{x:Static resx:ResUI.menuGenGroupMultipleServerSingBoxLeastPing}" />
-                            <MenuItem x:Name="menuGenGroupMultipleServerSingBoxFallback" Header="{x:Static resx:ResUI.menuGenGroupMultipleServerSingBoxFallback}" />
                         </MenuItem>
                     </ContextMenu>
                 </DataGrid.ContextMenu>

v2rayN/v2rayN.Desktop/Views/ProfilesView.axaml.cs

@@ -60,12 +60,8 @@ public partial class ProfilesView : ReactiveUserControl<ProfilesViewModel>
             this.BindCommand(ViewModel, vm => vm.CopyServerCmd, v => v.menuCopyServer).DisposeWith(disposables);
             this.BindCommand(ViewModel, vm => vm.SetDefaultServerCmd, v => v.menuSetDefaultServer).DisposeWith(disposables);
             this.BindCommand(ViewModel, vm => vm.ShareServerCmd, v => v.menuShareServer).DisposeWith(disposables);
-            this.BindCommand(ViewModel, vm => vm.GenGroupMultipleServerXrayRandomCmd, v => v.menuGenGroupMultipleServerXrayRandom).DisposeWith(disposables);
+            this.BindCommand(ViewModel, vm => vm.GenGroupAllServerCmd, v => v.menuGenGroupAllServer).DisposeWith(disposables);
-            this.BindCommand(ViewModel, vm => vm.GenGroupMultipleServerXrayRoundRobinCmd, v => v.menuGenGroupMultipleServerXrayRoundRobin).DisposeWith(disposables);
+            this.BindCommand(ViewModel, vm => vm.GenGroupRegionServerCmd, v => v.menuGenGroupRegionServer).DisposeWith(disposables);
-            this.BindCommand(ViewModel, vm => vm.GenGroupMultipleServerXrayLeastPingCmd, v => v.menuGenGroupMultipleServerXrayLeastPing).DisposeWith(disposables);
-            this.BindCommand(ViewModel, vm => vm.GenGroupMultipleServerXrayLeastLoadCmd, v => v.menuGenGroupMultipleServerXrayLeastLoad).DisposeWith(disposables);
-            this.BindCommand(ViewModel, vm => vm.GenGroupMultipleServerSingBoxLeastPingCmd, v => v.menuGenGroupMultipleServerSingBoxLeastPing).DisposeWith(disposables);
-            this.BindCommand(ViewModel, vm => vm.GenGroupMultipleServerSingBoxFallbackCmd, v => v.menuGenGroupMultipleServerSingBoxFallback).DisposeWith(disposables);
 
             //servers move
             //this.OneWayBind(ViewModel, vm => vm.SubItems, v => v.cmbMoveToGroup.ItemsSource).DisposeWith(disposables);

v2rayN/v2rayN/Views/AddGroupServerWindow.xaml

@@ -173,7 +173,8 @@
                         Margin="{StaticResource Margin4}"
                         VerticalAlignment="Center"
                         Style="{StaticResource ToolbarTextBlock}"
-                        Text="{x:Static resx:ResUI.TbPolicyGroupSubChildTip}" />
+                        Text="{x:Static resx:ResUI.TbPolicyGroupSubChildTip}"
+                        TextWrapping="Wrap" />
 
                     <TextBlock
                         Grid.Row="1"
@@ -182,14 +183,15 @@
                         VerticalAlignment="Center"
                         Style="{StaticResource ToolbarTextBlock}"
                         Text="{x:Static resx:ResUI.LvFilter}" />
-                    <TextBox
+                    <ComboBox
-                        x:Name="txtFilter"
+                        x:Name="cmbFilter"
                         Grid.Row="1"
                         Grid.Column="1"
+                        Width="200"
                         Margin="{StaticResource Margin4}"
                         VerticalAlignment="Center"
-                        AcceptsReturn="True"
+                        IsEditable="True"
-                        Style="{StaticResource DefTextBox}" />
+                        Style="{StaticResource DefComboBox}" />
                 </Grid>
             </TabItem>
 

v2rayN/v2rayN/Views/AddGroupServerWindow.xaml.cs

@@ -24,6 +24,7 @@ public partial class AddGroupServerWindow
             ResUI.TbRoundRobin,
             ResUI.TbLeastLoad,
         };
+        cmbFilter.ItemsSource = Global.PolicyGroupDefaultFilterList;
 
         switch (profileItem.ConfigType)
         {
@@ -48,7 +49,7 @@ public partial class AddGroupServerWindow
             this.Bind(ViewModel, vm => vm.PolicyGroupType, v => v.cmbPolicyGroupType.Text).DisposeWith(disposables);
             this.OneWayBind(ViewModel, vm => vm.SubItems, v => v.cmbSubChildItems.ItemsSource).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.SelectedSubItem, v => v.cmbSubChildItems.SelectedItem).DisposeWith(disposables);
-            this.Bind(ViewModel, vm => vm.Filter, v => v.txtFilter.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.Filter, v => v.cmbFilter.Text).DisposeWith(disposables);
 
             this.OneWayBind(ViewModel, vm => vm.ChildItemsObs, v => v.lstChild.ItemsSource).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.SelectedChild, v => v.lstChild.SelectedItem).DisposeWith(disposables);

v2rayN/v2rayN/Views/ProfilesView.xaml

@@ -240,32 +240,15 @@
                                 Header="{x:Static resx:ResUI.menuExport2ShareUrlBase64}" />
                         </MenuItem>
                         <Separator />
-                        <MenuItem Header="{x:Static resx:ResUI.menuGenGroupMultipleServer}">
+                        <MenuItem Header="{x:Static resx:ResUI.menuGenGroupServer}">
                             <MenuItem
-                                x:Name="menuGenGroupMultipleServerXrayRandom"
+                                x:Name="menuGenGroupAllServer"
                                 Height="{StaticResource MenuItemHeight}"
-                                Header="{x:Static resx:ResUI.menuGenGroupMultipleServerXrayRandom}" />
+                                Header="{x:Static resx:ResUI.menuAllServers}" />
                             <MenuItem
-                                x:Name="menuGenGroupMultipleServerXrayRoundRobin"
+                                x:Name="menuGenGroupRegionServer"
                                 Height="{StaticResource MenuItemHeight}"
-                                Header="{x:Static resx:ResUI.menuGenGroupMultipleServerXrayRoundRobin}" />
+                                Header="{x:Static resx:ResUI.menuGenRegionGroup}" />
-                            <MenuItem
-                                x:Name="menuGenGroupMultipleServerXrayLeastPing"
-                                Height="{StaticResource MenuItemHeight}"
-                                Header="{x:Static resx:ResUI.menuGenGroupMultipleServerXrayLeastPing}" />
-                            <MenuItem
-                                x:Name="menuGenGroupMultipleServerXrayLeastLoad"
-                                Height="{StaticResource MenuItemHeight}"
-                                Header="{x:Static resx:ResUI.menuGenGroupMultipleServerXrayLeastLoad}" />
-                            <Separator />
-                            <MenuItem
-                                x:Name="menuGenGroupMultipleServerSingBoxLeastPing"
-                                Height="{StaticResource MenuItemHeight}"
-                                Header="{x:Static resx:ResUI.menuGenGroupMultipleServerSingBoxLeastPing}" />
-                            <MenuItem
-                                x:Name="menuGenGroupMultipleServerSingBoxFallback"
-                                Height="{StaticResource MenuItemHeight}"
-                                Header="{x:Static resx:ResUI.menuGenGroupMultipleServerSingBoxFallback}" />
                         </MenuItem>
                     </ContextMenu>
                 </DataGrid.ContextMenu>

v2rayN/v2rayN/Views/ProfilesView.xaml.cs

@@ -54,12 +54,8 @@ public partial class ProfilesView
             this.BindCommand(ViewModel, vm => vm.CopyServerCmd, v => v.menuCopyServer).DisposeWith(disposables);
             this.BindCommand(ViewModel, vm => vm.SetDefaultServerCmd, v => v.menuSetDefaultServer).DisposeWith(disposables);
             this.BindCommand(ViewModel, vm => vm.ShareServerCmd, v => v.menuShareServer).DisposeWith(disposables);
-            this.BindCommand(ViewModel, vm => vm.GenGroupMultipleServerXrayRandomCmd, v => v.menuGenGroupMultipleServerXrayRandom).DisposeWith(disposables);
+            this.BindCommand(ViewModel, vm => vm.GenGroupAllServerCmd, v => v.menuGenGroupAllServer).DisposeWith(disposables);
-            this.BindCommand(ViewModel, vm => vm.GenGroupMultipleServerXrayRoundRobinCmd, v => v.menuGenGroupMultipleServerXrayRoundRobin).DisposeWith(disposables);
+            this.BindCommand(ViewModel, vm => vm.GenGroupRegionServerCmd, v => v.menuGenGroupRegionServer).DisposeWith(disposables);
-            this.BindCommand(ViewModel, vm => vm.GenGroupMultipleServerXrayLeastPingCmd, v => v.menuGenGroupMultipleServerXrayLeastPing).DisposeWith(disposables);
-            this.BindCommand(ViewModel, vm => vm.GenGroupMultipleServerXrayLeastLoadCmd, v => v.menuGenGroupMultipleServerXrayLeastLoad).DisposeWith(disposables);
-            this.BindCommand(ViewModel, vm => vm.GenGroupMultipleServerSingBoxLeastPingCmd, v => v.menuGenGroupMultipleServerSingBoxLeastPing).DisposeWith(disposables);
-            this.BindCommand(ViewModel, vm => vm.GenGroupMultipleServerSingBoxFallbackCmd, v => v.menuGenGroupMultipleServerSingBoxFallback).DisposeWith(disposables);
 
             //servers move
             this.OneWayBind(ViewModel, vm => vm.SubItems, v => v.cmbMoveToGroup.ItemsSource).DisposeWith(disposables);