feat: 初始化 AI Gateway 项目

实现支持 OpenAI 和 Anthropic 双协议的统一大模型 API 网关 MVP 版本，包含： - OpenAI 和 Anthropic 协议代理 - 供应商和模型管理 - 用量统计 - 前端配置界面
2026-04-15 16:53:28 +08:00
commit 915b004924
53 changed files with 5662 additions and 0 deletions
--- a/frontend/src/api/client.ts
+++ b/frontend/src/api/client.ts
@@ -0,0 +1,129 @@
+const API_BASE = 'http://localhost:9826/api';
+
+export interface Provider {
+  id: string;
+  name: string;
+  api_key: string;
+  base_url: string;
+  enabled: boolean;
+  created_at: string;
+  updated_at: string;
+}
+
+export interface Model {
+  id: string;
+  provider_id: string;
+  model_name: string;
+  enabled: boolean;
+  created_at: string;
+}
+
+export interface UsageStats {
+  id: number;
+  provider_id: string;
+  model_name: string;
+  request_count: number;
+  date: string;
+}
+
+// Provider API
+export async function listProviders(): Promise<Provider[]> {
+  const response = await fetch(`${API_BASE}/providers`);
+  if (!response.ok) throw new Error('Failed to fetch providers');
+  return response.json();
+}
+
+export async function createProvider(provider: Omit<Provider, 'created_at' | 'updated_at'>): Promise<Provider> {
+  const response = await fetch(`${API_BASE}/providers`, {
+    method: 'POST',
+    headers: { 'Content-Type': 'application/json' },
+    body: JSON.stringify(provider),
+  });
+  if (!response.ok) throw new Error('Failed to create provider');
+  return response.json();
+}
+
+export async function updateProvider(id: string, updates: Partial<Provider>): Promise<Provider> {
+  const response = await fetch(`${API_BASE}/providers/${id}`, {
+    method: 'PUT',
+    headers: { 'Content-Type': 'application/json' },
+    body: JSON.stringify(updates),
+  });
+  if (!response.ok) throw new Error('Failed to update provider');
+  return response.json();
+}
+
+export async function deleteProvider(id: string): Promise<void> {
+  const response = await fetch(`${API_BASE}/providers/${id}`, { method: 'DELETE' });
+  if (!response.ok) throw new Error('Failed to delete provider');
+}
+
+// Model API
+export async function listModels(providerId?: string): Promise<Model[]> {
+  const url = providerId ? `${API_BASE}/models?provider_id=${providerId}` : `${API_BASE}/models`;
+  const response = await fetch(url);
+  if (!response.ok) throw new Error('Failed to fetch models');
+  return response.json();
+}
+
+export async function createModel(model: Omit<Model, 'created_at'>): Promise<Model> {
+  const response = await fetch(`${API_BASE}/models`, {
+    method: 'POST',
+    headers: { 'Content-Type': 'application/json' },
+    body: JSON.stringify(model),
+  });
+  if (!response.ok) throw new Error('Failed to create model');
+  return response.json();
+}
+
+export async function updateModel(id: string, updates: Partial<Model>): Promise<Model> {
+  const response = await fetch(`${API_BASE}/models/${id}`, {
+    method: 'PUT',
+    headers: { 'Content-Type': 'application/json' },
+    body: JSON.stringify(updates),
+  });
+  if (!response.ok) throw new Error('Failed to update model');
+  return response.json();
+}
+
+export async function deleteModel(id: string): Promise<void> {
+  const response = await fetch(`${API_BASE}/models/${id}`, { method: 'DELETE' });
+  if (!response.ok) throw new Error('Failed to delete model');
+}
+
+// Stats API
+export async function getStats(params?: {
+  provider_id?: string;
+  model_name?: string;
+  start_date?: string;
+  end_date?: string;
+}): Promise<UsageStats[]> {
+  const query = new URLSearchParams();
+  if (params?.provider_id) query.set('provider_id', params.provider_id);
+  if (params?.model_name) query.set('model_name', params.model_name);
+  if (params?.start_date) query.set('start_date', params.start_date);
+  if (params?.end_date) query.set('end_date', params.end_date);
+
+  const response = await fetch(`${API_BASE}/stats?${query}`);
+  if (!response.ok) throw new Error('Failed to fetch stats');
+  return response.json();
+}
+
+export async function getAggregatedStats(params?: {
+  provider_id?: string;
+  model_name?: string;
+  start_date?: string;
+  end_date?: string;
+  group_by?: 'provider' | 'model' | 'date';
+}): Promise<any[]> {
+  const query = new URLSearchParams();
+  if (params?.provider_id) query.set('provider_id', params.provider_id);
+  if (params?.model_name) query.set('model_name', params.model_name);
+  if (params?.start_date) query.set('start_date', params.start_date);
+  if (params?.end_date) query.set('end_date', params.end_date);
+  if (params?.group_by) query.set('group_by', params.group_by);
+
+  const response = await fetch(`${API_BASE}/stats/aggregate?${query}`);
+  if (!response.ok) throw new Error('Failed to fetch aggregated stats');
+  return response.json();
+}