Add CI/CD configuration and API documentation

iOS-SwiftUI-Code/WidgetExtension/Assets.xcassets/AccentColor.colorset/Contents.json

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+{
+  "colors" : [
+    {
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

iOS-SwiftUI-Code/WidgetExtension/Assets.xcassets/AppIcon.appiconset/Contents.json

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+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "platform" : "ios",
+      "size" : "1024x1024"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

iOS-SwiftUI-Code/WidgetExtension/Assets.xcassets/Contents.json

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+{
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

iOS-SwiftUI-Code/WidgetExtension/Assets.xcassets/WidgetBackground.colorset/Contents.json

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+{
+  "colors" : [
+    {
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

iOS-SwiftUI-Code/WidgetExtension/Info.plist

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>NSExtension</key>
+	<dict>
+		<key>NSExtensionPointIdentifier</key>
+		<string>com.apple.widgetkit-extension</string>
+	</dict>
+</dict>
+</plist>

iOS-SwiftUI-Code/WidgetExtension/Intents.swift

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+import AppIntents
+import Library
+import WidgetKit
+
+struct ConfigurationIntent: WidgetConfigurationIntent {
+    static var title: LocalizedStringResource = "Configuration"
+    static var description = IntentDescription("Configuration sing-bix widget.")
+}
+
+struct StartServiceIntent: AppIntent {
+    static var title: LocalizedStringResource = "Start sing-box"
+
+    static var description =
+        IntentDescription("Start sing-box servie")
+
+    func perform() async throws -> some IntentResult {
+        guard let extensionProfile = try await (ExtensionProfile.load()) else {
+            throw NSError(domain: "NetworkExtension not installed", code: 0)
+        }
+        if extensionProfile.status == .connected {
+            return .result()
+        } else {
+            try await extensionProfile.start()
+        }
+        return .result()
+    }
+}
+
+struct StopServiceIntent: AppIntent {
+    static var title: LocalizedStringResource = "Stop sing-box"
+
+    static var description =
+        IntentDescription("Stop sing-box service")
+
+    static var parameterSummary: some ParameterSummary {
+        Summary("Stop sing-box service")
+    }
+
+    func perform() async throws -> some IntentResult {
+        guard let extensionProfile = try await (ExtensionProfile.load()) else {
+            return .result()
+        }
+        extensionProfile.stop()
+        return .result()
+    }
+}

iOS-SwiftUI-Code/WidgetExtension/WidgetExtension.entitlements

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>com.apple.security.application-groups</key>
+	<array>
+		<string>group.org.sagernet.sfa</string>
+	</array>
+</dict>
+</plist>

iOS-SwiftUI-Code/WidgetExtension/WidgetExtension.swift

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+import AppIntents
+import Libbox
+import Library
+import SwiftUI
+import WidgetKit
+
+struct Provider: AppIntentTimelineProvider {
+    func placeholder(in _: Context) -> ExtensionStatus {
+        ExtensionStatus(date: .now, isConnected: false, profileList: [])
+    }
+
+    func snapshot(for _: ConfigurationIntent, in _: Context) async -> ExtensionStatus {
+        var status = ExtensionStatus(date: .now, isConnected: false, profileList: [])
+
+        do {
+            status.isConnected = try await ExtensionProfile.load()?.status.isStrictConnected ?? false
+
+            let profileList = try ProfileManager.list()
+            let selectedProfileID = SharedPreferences.selectedProfileID
+            for profile in profileList {
+                status.profileList.append(ProfileEntry(profile: profile, isSelected: profile.id == selectedProfileID))
+            }
+        } catch {}
+
+        return status
+    }
+
+    func timeline(for intent: ConfigurationIntent, in context: Context) async -> Timeline<ExtensionStatus> {
+        await Timeline(entries: [snapshot(for: intent, in: context)], policy: .never)
+    }
+}
+
+struct ExtensionStatus: TimelineEntry {
+    var date: Date
+    var isConnected: Bool
+    var profileList: [ProfileEntry]
+}
+
+struct ProfileEntry {
+    let profile: Profile
+    let isSelected: Bool
+}
+
+struct WidgetView: View {
+    @Environment(\.widgetFamily) private var family
+
+    var status: ExtensionStatus
+
+    var body: some View {
+        VStack {
+            LabeledContent {
+                Text(LibboxVersion())
+                    .font(.caption)
+            } label: {
+                Text("sing-box")
+                    .font(.headline)
+            }
+            VStack {
+                viewBuilder {
+                    if !status.isConnected {
+                        Button(intent: StartServiceIntent()) {
+                            Image(systemName: "play.fill")
+                        }
+                    } else {
+                        Button(intent: StopServiceIntent()) {
+                            Image(systemName: "stop.fill")
+                        }
+                    }
+                }
+                .controlSize(.large)
+                .invalidatableContent()
+            }
+            .frame(maxHeight: .infinity, alignment: .center)
+        }
+        .frame(maxHeight: .infinity, alignment: .topLeading)
+        .containerBackground(.fill.tertiary, for: .widget)
+    }
+}
+
+struct WidgetExtension: Widget {
+    @State private var extensionProfile: ExtensionProfile?
+
+    var body: some WidgetConfiguration {
+        AppIntentConfiguration(kind: "sing-box", intent: ConfigurationIntent.self, provider: Provider()) { status in
+            WidgetView(status: status)
+        }
+        .supportedFamilies([.systemSmall])
+    }
+}

iOS-SwiftUI-Code/WidgetExtension/WidgetExtensionBundle.swift

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+import SwiftUI
+import WidgetKit
+
+@main
+struct WidgetExtensionBundle: WidgetBundle {
+    var body: some Widget {
+        WidgetExtension()
+    }
+}