import { fileURLToPath, URL } from 'node:url'
import { resolve } from 'node:path'
import { defineConfig } from 'vite'
import vue from '@vitejs/plugin-vue'
import AutoImport from 'unplugin-auto-import/vite'
import Components from 'unplugin-vue-components/vite'
import { ElementPlusResolver } from 'unplugin-vue-components/resolvers'

export default defineConfig({
  base: '/',
  plugins: [
    vue(),
    AutoImport({
      imports: ['vue', 'vue-router'],
      resolvers: [ElementPlusResolver()],
      dts: 'auto-imports.d.ts',
      vueTemplate: true,
    }),
    Components({
      resolvers: [ElementPlusResolver()],
      dts: 'components.d.ts',
    }),
  ],
  resolve: {
    alias: {
      '@': fileURLToPath(new URL('./src', import.meta.url)),
    },
  },
  server: {
    port: 5173,
    proxy: {
      '/newApi/api': {
        target: process.env.VITE_API_TARGET || 'http://127.0.0.1:18080/',
        changeOrigin: true,
        rewrite: (path) => path.replace(/^\/newApi/, ''),
      },
      // /login、/check_login、/logout 等无 /api 前缀的 Java 接口（登录/用户信息）
      '/newApi/login': {
        target: process.env.VITE_API_TARGET || 'http://127.0.0.1:18080/',
        changeOrigin: true,
        rewrite: (path) => path.replace(/^\/newApi/, ''),
      },
      '/newApi/check_login': {
        target: process.env.VITE_API_TARGET || 'http://127.0.0.1:18080/',
        changeOrigin: true,
        rewrite: (path) => path.replace(/^\/newApi/, ''),
      },
    },
  },
  build: {
    outDir: 'new_web_source',
    emptyOutDir: true,
    cssCodeSplit: true,
    rollupOptions: {
      // SPA 单入口（2026-09-08）：原 22 个 MPA 入口已合并为 index.html + 路由
      input: resolve(__dirname, 'index.html'),
      output: {
        // 入口文件同样带内容 hash：/assets/ 静态服务配了 immutable 长缓存，
        // 无 hash 的入口文件会导致前端更新对用户永不生效（旧文件名被永久缓存）
        entryFileNames: 'assets/[name]-[hash].js',
        chunkFileNames: 'assets/[name]-[hash].js',
        assetFileNames: 'assets/[name]-[hash][extname]',
      },
    },
  },
})