WIP: Widget-, Sync- & Event-Editor-Änderungen

Zwischenstand vor den Sharing/Gruppen/Import-Export-Features (gesichert,
damit die neuen Features sauber darauf aufbauen).

CalendarrWidgets/LockScreenWidgetViews.swift

@@ -1,6 +1,8 @@
 import SwiftUI
 import WidgetKit
 
+// MARK: – Date widget (existing)
+
 struct LockScreenWidgetView: View {
     let entry: CalendarrEntry
     @Environment(\.widgetFamily) private var family
@@ -97,3 +99,190 @@ struct LockScreenWidgetView: View {
         return Label(text, systemImage: "calendar")
     }
 }
+
+// MARK: – Today event count widget
+
+struct LockScreenCountWidgetView: View {
+    let entry: CalendarrEntry
+    @Environment(\.widgetFamily) private var family
+
+    private var snapshot: WidgetSnapshot? { entry.snapshot }
+    private var lang: String { snapshot?.language ?? "system" }
+
+    private var timeFmt: DateFormatter {
+        let f = DateFormatter()
+        f.locale = WidgetL10n.locale(lang)
+        f.dateFormat = "HH:mm"
+        return f
+    }
+
+    private var todayEvents: [WidgetEvent] {
+        guard let s = snapshot else { return [] }
+        return WidgetHelpers.upcoming(from: entry.date, daysAhead: 1, in: s)
+    }
+
+    @ViewBuilder
+    var body: some View {
+        switch family {
+        case .accessoryCircular:
+            circularView
+        case .accessoryRectangular:
+            rectangularView
+        default:
+            inlineView
+        }
+    }
+
+    private var circularView: some View {
+        ZStack {
+            AccessoryWidgetBackground()
+            VStack(spacing: 1) {
+                Image(systemName: "calendar")
+                    .font(.system(size: 10, weight: .semibold))
+                    .widgetAccentable()
+                Text("\(todayEvents.count)")
+                    .font(.system(size: 22, weight: .bold))
+                    .minimumScaleFactor(0.7)
+                    .widgetAccentable()
+            }
+        }
+    }
+
+    private var rectangularView: some View {
+        let countLabel = "\(todayEvents.count) \(WidgetL10n.t("widget.events_count", lang))"
+        return VStack(alignment: .leading, spacing: 3) {
+            HStack(spacing: 4) {
+                Text(WidgetL10n.t("widget.today", lang).uppercased())
+                    .font(.system(size: 9, weight: .bold))
+                    .widgetAccentable()
+                Text("· \(countLabel)")
+                    .font(.system(size: 9))
+            }
+            if todayEvents.isEmpty {
+                Text(WidgetL10n.t("widget.no_events", lang))
+                    .font(.system(size: 12))
+                    .foregroundStyle(.secondary)
+            } else {
+                ForEach(todayEvents.prefix(2)) { ev in
+                    HStack(spacing: 4) {
+                        Text(ev.isAllDay ? "·" : timeFmt.string(from: ev.start))
+                            .font(.system(size: 10, weight: .semibold))
+                            .widgetAccentable()
+                            .frame(width: 32, alignment: .leading)
+                        Text(ev.title)
+                            .font(.system(size: 11, weight: .medium))
+                            .lineLimit(1)
+                    }
+                }
+            }
+        }
+        .frame(maxWidth: .infinity, maxHeight: .infinity, alignment: .topLeading)
+    }
+
+    private var inlineView: some View {
+        let label = "\(todayEvents.count) \(WidgetL10n.t("widget.events_count", lang))"
+        return Label(label, systemImage: "calendar.badge.clock")
+    }
+}
+
+// MARK: – Countdown to next event widget
+
+struct LockScreenCountdownWidgetView: View {
+    let entry: CalendarrEntry
+    @Environment(\.widgetFamily) private var family
+
+    private var snapshot: WidgetSnapshot? { entry.snapshot }
+    private var lang: String { snapshot?.language ?? "system" }
+
+    private var timeFmt: DateFormatter {
+        let f = DateFormatter()
+        f.locale = WidgetL10n.locale(lang)
+        f.dateFormat = "HH:mm"
+        return f
+    }
+
+    private var nextEvent: WidgetEvent? {
+        guard let s = snapshot else { return nil }
+        return WidgetHelpers.upcoming(from: entry.date, daysAhead: 1, in: s).first
+    }
+
+    private var isRunning: Bool {
+        guard let ev = nextEvent, !ev.isAllDay else { return false }
+        return ev.start <= entry.date && ev.end > entry.date
+    }
+
+    private var countdownText: String {
+        guard let ev = nextEvent else { return WidgetL10n.t("widget.no_events", lang) }
+        if isRunning { return WidgetL10n.t("widget.running", lang) }
+        if ev.isAllDay { return WidgetL10n.t("widget.allday", lang) }
+        let total = Int(max(0, ev.start.timeIntervalSince(entry.date)) / 60)
+        if total < 60 { return "in \(total)m" }
+        let h = total / 60; let m = total % 60
+        return m == 0 ? "in \(h)h" : "in \(h)h \(m)m"
+    }
+
+    @ViewBuilder
+    var body: some View {
+        switch family {
+        case .accessoryCircular:
+            circularView
+        case .accessoryRectangular:
+            rectangularView
+        default:
+            inlineView
+        }
+    }
+
+    private var circularView: some View {
+        ZStack {
+            AccessoryWidgetBackground()
+            VStack(spacing: 1) {
+                Text(countdownText)
+                    .font(.system(size: 13, weight: .bold))
+                    .minimumScaleFactor(0.5)
+                    .lineLimit(1)
+                    .widgetAccentable()
+                if let ev = nextEvent, !ev.isAllDay {
+                    Text(timeFmt.string(from: ev.start))
+                        .font(.system(size: 8))
+                        .lineLimit(1)
+                }
+            }
+            .padding(.horizontal, 4)
+        }
+    }
+
+    private var rectangularView: some View {
+        VStack(alignment: .leading, spacing: 2) {
+            if let ev = nextEvent {
+                Text(countdownText)
+                    .font(.system(size: 11, weight: .semibold))
+                    .widgetAccentable()
+                Text(ev.title)
+                    .font(.system(size: 14, weight: .bold))
+                    .lineLimit(1)
+                let timeStr = ev.isAllDay
+                    ? WidgetL10n.t("widget.allday", lang)
+                    : "\(timeFmt.string(from: ev.start)) – \(timeFmt.string(from: ev.end))"
+                Text(timeStr)
+                    .font(.system(size: 11))
+                    .lineLimit(1)
+            } else {
+                Image(systemName: "timer")
+                    .font(.system(size: 13))
+                    .widgetAccentable()
+                Text(WidgetL10n.t("widget.no_events", lang))
+                    .font(.system(size: 13))
+            }
+        }
+        .frame(maxWidth: .infinity, maxHeight: .infinity, alignment: .topLeading)
+    }
+
+    private var inlineView: some View {
+        let text: String = {
+            guard let ev = nextEvent else { return WidgetL10n.t("widget.no_events", lang) }
+            return "\(ev.title) \(countdownText)"
+        }()
+        return Label(text, systemImage: "timer")
+    }
+}