Widget änderungen, sync änderungen

Calendarr iOS/Views/Calendar/EventDetailSheet.swift

@@ -4,11 +4,16 @@ struct EventDetailSheet: View {
     let event: CalEvent
     let api: CalendarrAPI
     let store: CalendarStore
-    let onDone: (CalEvent?) async -> Void
+    /// Called when the sheet should close.
+    /// - `editEvent`: non-nil when the user wants to edit this event
+    /// - `forceReload`: true when server data changed (create/copy) and the
+    ///   caller must bypass the cache to fetch fresh events
+    let onDone: (_ editEvent: CalEvent?, _ forceReload: Bool) async -> Void
 
     @Environment(\.dismiss) var dismiss
     @State private var showDeleteConfirm = false
     @State private var isDeleting = false
+    @State private var showCopySheet = false
 
     private let timeFmt: DateFormatter = {
         let f = DateFormatter()
@@ -92,6 +97,16 @@ struct EventDetailSheet: View {
                     }
                 }
 
+                if !store.writableCalendars.isEmpty {
+                    Section {
+                        Button {
+                            showCopySheet = true
+                        } label: {
+                            Label("Termin kopieren", systemImage: "doc.on.doc")
+                        }
+                    }
+                }
+
                 if canDelete {
                     Section {
                         Button(role: .destructive) {
@@ -110,13 +125,13 @@ struct EventDetailSheet: View {
             .toolbar {
                 ToolbarItem(placement: .cancellationAction) {
                     Button("Schliessen") {
-                        Task { await onDone(nil) }
+                        Task { await onDone(nil, false) }
                     }
                 }
                 if canEdit {
                     ToolbarItem(placement: .primaryAction) {
                         Button("Bearbeiten") {
-                            Task { await onDone(event) }
+                            Task { await onDone(event, false) }
                         }
                     }
                 }
@@ -129,6 +144,18 @@ struct EventDetailSheet: View {
             } message: {
                 Text("\"\(event.title)\" wird dauerhaft gelöscht.")
             }
+            .sheet(isPresented: $showCopySheet) {
+                EventEditorSheet(
+                    api: api,
+                    store: store,
+                    initialDate: event.startDate,
+                    editingEvent: nil,
+                    copyFrom: event
+                ) {
+                    // Copy created a new server-side event → force reload so it appears
+                    await onDone(nil, true)
+                }
+            }
         }
     }
 
@@ -149,7 +176,7 @@ struct EventDetailSheet: View {
             // Optimistically drop it from the cache so it vanishes immediately,
             // regardless of how long the source takes to propagate the delete.
             store.removeCachedEvent(id: event.id)
-            await onDone(nil)
+            await onDone(nil, false)
         } catch {
             isDeleting = false
         }

Calendarr iOS/Views/Calendar/EventEditorSheet.swift

@@ -5,6 +5,7 @@ struct EventEditorSheet: View {
     let store: CalendarStore
     let initialDate: Date
     let editingEvent: CalEvent?
+    let copyFrom: CalEvent?
     let onSaved: () async -> Void
 
     @Environment(\.dismiss) var dismiss
@@ -21,6 +22,7 @@ struct EventEditorSheet: View {
     @State private var error = ""
 
     private var isEditing: Bool { editingEvent != nil }
+    private var isCopying: Bool { copyFrom != nil && editingEvent == nil }
 
     private var selectedCal: WritableCalendar? {
         store.writableCalendars.first { $0.id == selectedCalendarId }
@@ -96,9 +98,11 @@ struct EventEditorSheet: View {
                     }
                 }
             }
-            .navigationTitle(isEditing
-                             ? L10n.t("event.edit_title", appLang)
-                             : L10n.t("event.new_title",  appLang))
+            .navigationTitle(
+                isEditing  ? L10n.t("event.edit_title",  appLang) :
+                isCopying  ? L10n.t("event.copy_title",  appLang) :
+                             L10n.t("event.new_title",   appLang)
+            )
             .navigationBarTitleDisplayMode(.inline)
             .toolbar {
                 ToolbarItem(placement: .cancellationAction) {
@@ -116,6 +120,12 @@ struct EventEditorSheet: View {
             }
         }
         .onAppear { setup() }
+        .onChange(of: startDate) { oldStart, newStart in
+            guard newStart >= endDate else { return }
+            let duration = endDate.timeIntervalSince(oldStart)
+            let minDuration: TimeInterval = isAllDay ? 86400 : 3600
+            endDate = newStart.addingTimeInterval(max(duration, minDuration))
+        }
     }
 
     private func setup() {
@@ -128,6 +138,15 @@ struct EventEditorSheet: View {
             notes = ev.notes
             color = ev.color ?? ""
             selectedCalendarId = ev.calendarId
+        } else if let ev = copyFrom {
+            title = ev.title
+            isAllDay = ev.isAllDay
+            startDate = ev.startDate
+            endDate = ev.endDate
+            location = ev.location
+            notes = ev.notes
+            color = ev.color ?? ""
+            selectedCalendarId = store.writableCalendars.first?.id ?? ""
         } else {
             let cal = Calendar.current
             startDate = cal.date(bySettingHour: cal.component(.hour, from: initialDate),