Implement destructive CalDAV move saga

webui/src/api/calendar.ts

@@ -220,6 +220,49 @@ export type CalendarOutboxOperationListResponse = {
   operations: CalendarOutboxOperation[];
 };
 
+export type CalendarMigrationResource = {
+  id: string;
+  source_href: string;
+  destination_href: string;
+  event_ids: string[];
+  status: string;
+  destination_operation_id?: string | null;
+  destination_operation_status?: string | null;
+  source_delete_operation_id?: string | null;
+  source_delete_operation_status?: string | null;
+  last_error?: string | null;
+};
+
+export type CalendarMigrationBatch = {
+  id: string;
+  migration_kind: string;
+  status: string;
+  phase: string;
+  source_calendar_id: string;
+  target_calendar_id: string;
+  source_sync_source_id: string;
+  target_sync_source_id: string;
+  total_resources: number;
+  copied_resources: number;
+  deleted_source_resources: number;
+  conflict_count: number;
+  total_events: number;
+  last_error?: string | null;
+  can_cancel: boolean;
+  authorization_evidence: Record<string, unknown>;
+  cancellation_evidence?: Record<string, unknown> | null;
+  created_by_user_id?: string | null;
+  created_by_api_key_id?: string | null;
+  created_at: string;
+  updated_at: string;
+  completed_at?: string | null;
+  resources: CalendarMigrationResource[];
+};
+
+export type CalendarMigrationBatchListResponse = {
+  migrations: CalendarMigrationBatch[];
+};
+
 export type CalendarCollectionCreatePayload = {
   name: string;
   slug?: string | null;
@@ -241,6 +284,8 @@ export type CalendarCollectionDeletePayload = {
   target_calendar_id?: string | null;
   make_target_default?: boolean;
   external_action?: CalendarBulkMoveExternalAction | null;
+  destructive_confirmation?: string | null;
+  evidence_note?: string | null;
 };
 
 export type CalendarEventCreatePayload = {
@@ -396,6 +441,35 @@ export function recoverCalendarOutboxOperation(
   });
 }
 
+export function listCalendarMigrations(
+  settings: ApiSettings,
+  params: { calendar_id?: string; limit?: number } = {},
+): Promise<CalendarMigrationBatchListResponse> {
+  const search = new URLSearchParams();
+  if (params.calendar_id) search.set("calendar_id", params.calendar_id);
+  if (params.limit) search.set("limit", String(params.limit));
+  const suffix = search.toString() ? `?${search.toString()}` : "";
+  return apiFetch<CalendarMigrationBatchListResponse>(settings, `/api/v1/calendar/migrations${suffix}`);
+}
+
+export function getCalendarMigration(
+  settings: ApiSettings,
+  batchId: string,
+): Promise<CalendarMigrationBatch> {
+  return apiFetch<CalendarMigrationBatch>(settings, `/api/v1/calendar/migrations/${batchId}`);
+}
+
+export function cancelCalendarMigration(
+  settings: ApiSettings,
+  batchId: string,
+  evidenceNote: string,
+): Promise<CalendarMigrationBatch> {
+  return apiFetch<CalendarMigrationBatch>(settings, `/api/v1/calendar/migrations/${batchId}/cancel`, {
+    method: "POST",
+    body: JSON.stringify({ evidence_note: evidenceNote }),
+  });
+}
+
 export function listCalendarEvents(
   settings: ApiSettings,
   params: { calendar_id?: string; start_at?: string; end_at?: string; expand_recurring?: boolean } = {}