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lib/features/proxies/model/group_with_proxies.dart

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+import 'package:combine/combine.dart';
+import 'package:flutter/foundation.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
+import 'package:hiddify/domain/clash/clash.dart';
+
+part 'group_with_proxies.freezed.dart';
+
+@freezed
+class GroupWithProxies with _$GroupWithProxies {
+  const GroupWithProxies._();
+
+  const factory GroupWithProxies({
+    required ClashProxyGroup group,
+    required List<ClashProxy> proxies,
+  }) = _GroupWithProxies;
+
+  static Future<List<GroupWithProxies>> fromProxies(
+    List<ClashProxy> proxies,
+    TunnelMode? mode,
+  ) async {
+    final stopWatch = Stopwatch()..start();
+    final res = await CombineWorker().execute(
+      () {
+        final result = <GroupWithProxies>[];
+        for (final proxy in proxies) {
+          if (proxy is ClashProxyGroup) {
+            if (mode != TunnelMode.global && proxy.name == "GLOBAL") continue;
+            final current = <ClashProxy>[];
+            for (final name in proxy.all) {
+              current.addAll(proxies.where((e) => e.name == name).toList());
+            }
+            result.add(GroupWithProxies(group: proxy, proxies: current));
+          }
+        }
+        return result;
+      },
+    );
+    debugPrint(
+      "computed grouped proxies in [${stopWatch.elapsedMilliseconds}ms]",
+    );
+    return res;
+  }
+}