'update'

ipad_app/Sources/Views/Components/BubbleMetricsView.swift

@@ -0,0 +1,52 @@
+#if os(iOS)
+import SwiftUI
+
+@available(macOS 10.15, iOS 13.0, *)
+struct BubbleMetric: Identifiable {
+    let id = UUID()
+    let label: String
+    let display: String
+    let valueMinutes: Double // 用于相对半径
+    let color: Color
+}
+
+@available(macOS 10.15, iOS 13.0, *)
+struct BubbleMetricsView: View {
+    let metrics: [BubbleMetric]
+
+    private func radius(for v: Double, maxV: Double) -> CGFloat {
+        guard maxV > 0 else { return 20 }
+        let norm = sqrt(v / maxV)
+        return 30 + norm * 70
+    }
+
+    var body: some View {
+        GeometryReader { geo in
+            let maxV = metrics.map { $0.valueMinutes }.max() ?? 1
+            ZStack {
+                ForEach(Array(metrics.enumerated()), id: \.[1].id) { idx, m in
+                    // 简单环形布局
+                    let angle = Double(idx) / Double(metrics.count) * Double.pi * 2
+                    let R = min(geo.size.width, geo.size.height) / 2 - 80
+                    let x = geo.size.width/2 + CGFloat(cos(angle)) * R
+                    let y = geo.size.height/2 + CGFloat(sin(angle)) * R
+                    let r = radius(for: m.valueMinutes, maxV: maxV)
+                    Circle()
+                        .fill(m.color.opacity(0.75))
+                        .frame(width: r, height: r)
+                        .overlay(
+                            VStack(spacing:4){
+                                Text(m.display).font(.system(size: min(18, r*0.28))).bold().foregroundColor(.white)
+                                Text(m.label).font(.system(size: min(14, r*0.22))).foregroundColor(.white)
+                            }.padding(4)
+                        )
+                        .position(x: x, y: y)
+                        .shadow(radius: 4, y: 2)
+                }
+            }
+            .frame(maxWidth: .infinity, maxHeight: .infinity)
+        }
+        .frame(height: 340)
+    }
+}
+#endif

ipad_app/Sources/Views/Components/EmptyStateView.swift

@@ -0,0 +1,19 @@
+#if os(iOS)
+import SwiftUI
+
+struct EmptyStateView: View {
+    let message: String
+    let actionTitle: String
+    let action: () -> Void
+    var body: some View {
+        VStack(spacing: 16) {
+            Image(systemName: "tray")
+                .font(.system(size: 48))
+                .foregroundColor(.secondary)
+            Text(message).foregroundColor(.secondary)
+            Button(actionTitle, action: action)
+        }
+        .padding(40)
+    }
+}
+#endif