opt.: watchOS & iOS widget (#847)

ios/WatchWidget/WatchStatusWidget.swift

@@ -0,0 +1,141 @@
+//
+//  WatchStatusWidget.swift
+//  WatchStatusWidget Extension
+//
+//  Created by AI Assistant
+//
+
+import WidgetKit
+import SwiftUI
+import Foundation
+
+// Simple model, independent from Runner target
+struct Status: Hashable {
+    let name: String
+    let cpu: String
+    let mem: String
+    let disk: String
+    let net: String
+}
+
+struct WatchProvider: TimelineProvider {
+    func placeholder(in context: Context) -> WatchEntry {
+        WatchEntry(date: Date(), status: Status(name: "Server", cpu: "32%", mem: "1.3g/1.9g", disk: "7.1g/30g", net: "712k/1.2m"))
+    }
+
+    func getSnapshot(in context: Context, completion: @escaping (WatchEntry) -> Void) {
+        completion(loadEntry())
+    }
+
+    func getTimeline(in context: Context, completion: @escaping (Timeline<WatchEntry>) -> Void) {
+        let entry = loadEntry()
+        let next = Calendar.current.date(byAdding: .minute, value: 15, to: Date()) ?? Date().addingTimeInterval(900)
+        completion(Timeline(entries: [entry], policy: .after(next)))
+    }
+
+    private func loadEntry() -> WatchEntry {
+        let appGroupId = "group.com.lollipopkit.toolbox"
+        guard let defaults = UserDefaults(suiteName: appGroupId) else {
+            return WatchEntry(date: Date(), status: Status(name: "Server", cpu: "--%", mem: "-", disk: "-", net: "-"))
+        }
+        
+        let urls = (defaults.array(forKey: "watch_shared_urls") as? [String]) ?? []
+        let idx = defaults.integer(forKey: "watch_shared_selected_index")
+        var status: Status? = nil
+        
+        if !urls.isEmpty {
+            let i = min(max(0, idx), urls.count - 1)
+            let url = urls[i]
+            
+            // Load status from shared defaults
+            if let statusMap = defaults.dictionary(forKey: "watch_shared_status_by_url") as? [String: [String: String]],
+               let statusDict = statusMap[url] {
+                status = Status(
+                    name: statusDict["name"] ?? "",
+                    cpu: statusDict["cpu"] ?? "",
+                    mem: statusDict["mem"] ?? "",
+                    disk: statusDict["disk"] ?? "",
+                    net: statusDict["net"] ?? ""
+                )
+            }
+        }
+        return WatchEntry(
+            date: Date(),
+            status: status ?? Status(name: "Server", cpu: "--%", mem: "-", disk: "-", net: "-")
+        )
+    }
+}
+
+struct WatchEntry: TimelineEntry {
+    let date: Date
+    let status: Status
+}
+
+struct WatchStatusWidgetEntryView: View {
+    var entry: WatchProvider.Entry
+
+    @Environment(\.widgetFamily) var family
+
+    var body: some View {
+        switch family {
+        case .accessoryCircular:
+            ZStack {
+                Circle().stroke(Color.primary.opacity(0.15), lineWidth: 4)
+                CirclePercent(percent: entry.status.cpu)
+                Text(entry.status.cpu.replacingOccurrences(of: "%", with: "")).font(.system(size: 10, weight: .bold, design: .monospaced))
+            }
+            .padding(2)
+        case .accessoryRectangular:
+            VStack(alignment: .leading, spacing: 2) {
+                HStack {
+                    Text(entry.status.name).font(.system(size: 12, weight: .semibold, design: .monospaced))
+                    Spacer()
+                }
+                HStack(spacing: 6) {
+                    Label(entry.status.cpu, systemImage: "cpu").font(.system(size: 11, design: .monospaced))
+                }
+            }
+        case .accessoryInline:
+            Text("\(entry.status.name) \(entry.status.cpu)")
+        default:
+            VStack {
+                Text(entry.status.name)
+                Text(entry.status.cpu)
+            }
+        }
+    }
+}
+
+struct WatchStatusWidget: Widget {
+    let kind: String = "WatchStatusWidget"
+
+    var body: some WidgetConfiguration {
+        StaticConfiguration(kind: kind, provider: WatchProvider()) { entry in
+            WatchStatusWidgetEntryView(entry: entry)
+        }
+        .configurationDisplayName("Server Status")
+        .description("Shows the selected server status.")
+        .supportedFamilies([.accessoryCircular, .accessoryRectangular, .accessoryInline])
+    }
+}
+
+struct WatchStatusWidget_Previews: PreviewProvider {
+    static var previews: some View {
+        WatchStatusWidgetEntryView(entry: WatchEntry(date: Date(), status: Status(name: "Server", cpu: "37%", mem: "1.3g/1.9g", disk: "7.1g/30g", net: "712k/1.2m")))
+            .previewContext(WidgetPreviewContext(family: .accessoryRectangular))
+    }
+}
+
+// Helpers reused from iOS widget with lightweight versions
+struct CirclePercent: View {
+    let percent: String
+    var body: some View {
+        let percentD = Double(percent.trimmingCharacters(in: .init(charactersIn: "% "))) ?? 0
+        let p = max(0, min(100, percentD)) / 100.0
+        Circle()
+            .trim(from: 0, to: CGFloat(p))
+            .stroke(Color.primary, style: StrokeStyle(lineWidth: 4, lineCap: .round))
+            .rotationEffect(.degrees(-90))
+    }
+}
+