Add ref_count management for deletions with atomic operations and error handling

frontend/src/api.ts

@@ -13,6 +13,10 @@ import {
   ArtifactListParams,
   ProjectListParams,
   GlobalSearchResponse,
+  Stats,
+  DeduplicationStats,
+  TimelineStats,
+  CrossProjectStats,
 } from './types';
 
 const API_BASE = '/api/v1';
@@ -156,3 +160,29 @@ export async function uploadArtifact(projectName: string, packageName: string, f
 export function getDownloadUrl(projectName: string, packageName: string, ref: string): string {
   return `${API_BASE}/project/${projectName}/${packageName}/+/${ref}`;
 }
+
+// Stats API
+export async function getStats(): Promise<Stats> {
+  const response = await fetch(`${API_BASE}/stats`);
+  return handleResponse<Stats>(response);
+}
+
+export async function getDeduplicationStats(): Promise<DeduplicationStats> {
+  const response = await fetch(`${API_BASE}/stats/deduplication`);
+  return handleResponse<DeduplicationStats>(response);
+}
+
+export async function getTimelineStats(
+  period: 'day' | 'week' | 'month' = 'day',
+  fromDate?: string,
+  toDate?: string
+): Promise<TimelineStats> {
+  const params = buildQueryString({ period, from_date: fromDate, to_date: toDate });
+  const response = await fetch(`${API_BASE}/stats/timeline${params}`);
+  return handleResponse<TimelineStats>(response);
+}
+
+export async function getCrossProjectStats(): Promise<CrossProjectStats> {
+  const response = await fetch(`${API_BASE}/stats/cross-project`);
+  return handleResponse<CrossProjectStats>(response);
+}