Add CalDAV outbox recovery UI

webui/src/api/calendar.ts

@@ -191,6 +191,35 @@ export type CalendarSyncSourceSyncResponse = {
 
 export type CalendarCalDavSyncResponse = CalendarSyncSourceSyncResponse;
 
+export type CalendarOutboxActionAvailability = {
+  allowed: boolean;
+  reason?: string | null;
+};
+
+export type CalendarOutboxOperation = {
+  id: string;
+  source_id: string;
+  event_id?: string | null;
+  operation_kind: "put" | "delete" | string;
+  resource_href: string;
+  status: string;
+  attempt_count: number;
+  max_attempts: number;
+  available_at: string;
+  last_attempt_at?: string | null;
+  lease_expires_at?: string | null;
+  completed_at?: string | null;
+  reconciled_at?: string | null;
+  last_error?: string | null;
+  created_at: string;
+  updated_at: string;
+  actions: Record<string, CalendarOutboxActionAvailability>;
+};
+
+export type CalendarOutboxOperationListResponse = {
+  operations: CalendarOutboxOperation[];
+};
+
 export type CalendarCollectionCreatePayload = {
   name: string;
   slug?: string | null;
@@ -345,6 +374,28 @@ export function syncCalDavSource(settings: ApiSettings, sourceId: string, payloa
   return apiFetch<CalendarCalDavSyncResponse>(settings, `/api/v1/calendar/caldav/sources/${sourceId}/sync`, { method: "POST", body: JSON.stringify(payload) });
 }
 
+export function listCalendarOutbox(
+  settings: ApiSettings,
+  params: { source_id?: string; status?: string; limit?: number } = {},
+): Promise<CalendarOutboxOperationListResponse> {
+  const search = new URLSearchParams();
+  if (params.source_id) search.set("source_id", params.source_id);
+  if (params.status) search.set("status", params.status);
+  if (params.limit) search.set("limit", String(params.limit));
+  const suffix = search.toString() ? `?${search.toString()}` : "";
+  return apiFetch<CalendarOutboxOperationListResponse>(settings, `/api/v1/calendar/caldav/outbox${suffix}`);
+}
+
+export function recoverCalendarOutboxOperation(
+  settings: ApiSettings,
+  operationId: string,
+  action: "retry" | "reconcile" | "discard",
+): Promise<CalendarOutboxOperation> {
+  return apiFetch<CalendarOutboxOperation>(settings, `/api/v1/calendar/caldav/outbox/${operationId}/${action}`, {
+    method: "POST",
+  });
+}
+
 export function listCalendarEvents(
   settings: ApiSettings,
   params: { calendar_id?: string; start_at?: string; end_at?: string; expand_recurring?: boolean } = {}