import { defineConfig } from 'vite'
import vue from '@vitejs/plugin-vue'
import { fileURLToPath, URL } from 'node:url'

// 本地开发时的后端地址（Docker 部署时前端走同源 Nginx 反代，用不到它）
// 后端 uvicorn 监听 0.0.0.0:8004，本机访问直接用 127.0.0.1，不依赖局域网 IP
const backend = process.env.VITE_BACKEND || 'http://127.0.0.1:8004'

export default defineConfig({
  plugins: [vue()],
  resolve: {
    alias: { '@': fileURLToPath(new URL('./src', import.meta.url)) }
  },
  server: {
    port: 5173,
    host: true,
    proxy: {
      '/api': { target: backend, changeOrigin: true },
      '/advisors': { target: backend, changeOrigin: true },
      '/c_lass': { target: backend, changeOrigin: true },
      '/docs': { target: backend, changeOrigin: true },
      '/openapi.json': { target: backend, changeOrigin: true }
    }
  },
  build: {
    outDir: 'dist',
    chunkSizeWarningLimit: 1500
  }
})