import { defineConfig } from 'vite'
import react from '@vitejs/plugin-react'
import path from 'path'
import { fileURLToPath } from 'url'

const __dirname = path.dirname(fileURLToPath(import.meta.url))

export default defineConfig({
  plugins: [react()],
  resolve: {
    alias: {
      '@': path.resolve(__dirname, './src'),
    },
  },
  server: {
    port: 5174,
    proxy: {
      // 与 client 中「DEV 且未设 VITE_API_BASE_URL」配合：浏览器只访问 5174，由 Vite 转发到 Go
      // 注意：前缀 `/api` 会匹配 `/api-docs`，必须把文档页排除，否则请求落到 Go 会 404
      '/api': {
        target: 'http://127.0.0.1:8080',
        changeOrigin: true,
        bypass(req) {
          const u = req.url ?? ''
          if (u === '/api-docs' || u.startsWith('/api-docs?') || u.startsWith('/api-docs/')) {
            return false
          }
        },
      },
      '/uploads': { target: 'http://127.0.0.1:8080', changeOrigin: true },
    },
  },
})