import {
  defineConfig,
  loadEnv
} from 'vite'
import path from 'path'
import createVitePlugins from './vite/plugins'
import viteImagemin from 'vite-plugin-imagemin'
import {
  visualizer
} from 'rollup-plugin-visualizer'

// https://vitejs.dev/config/
export default defineConfig(({
  mode,
  command
}) => {
  const env = loadEnv(mode, process.cwd())
  const {
    VITE_APP_ENV
  } = env
  return {
    // 部署生产环境和开发环境下的URL。
    // 默认情况下，vite 会假设你的应用是被部署在一个域名的根路径上
    // 例如 https://www.ruoyi.vip/。如果应用被部署在一个子路径上，你就需要用这个选项指定这个子路径。例如，如果你的应用被部署在 https://www.ruoyi.vip/admin/，则设置 baseUrl 为 /admin/。
    base: VITE_APP_ENV === 'production' ? '/' : '/',
    plugins: [
      createVitePlugins(env, command === 'build'),
      // 图片压缩
      VITE_APP_ENV === 'production' && viteImagemin({
        gifsicle: {
          optimizationLevel: 3
        },
        optipng: {
          optimizationLevel: 7
        },
        mozjpeg: {
          quality: 85
        },
        svgo: {
          plugins: [{
            removeViewBox: false
          }, {
            cleanupIDs: false
          }]
        }
      })
    ].filter(Boolean),
    resolve: {
      // https://cn.vitejs.dev/config/#resolve-alias
      alias: {
        // 设置路径
        '~': path.resolve(__dirname, './'),
        // 设置别名
        '@': path.resolve(__dirname, 'src')
      },
      // https://cn.vitejs.dev/config/#resolve-extensions
      extensions: ['.mjs', '.js', '.ts', '.jsx', '.tsx', '.json', '.vue']
    },
    // vite 相关配置
    server: {
      port: 5173,
      //port: 8888,
      host: true,
      open: false,
      proxy: {
        // https://cn.vitejs.dev/config/#server-proxy
        '/dev-api': {
          //target: 'http://47.97.125.165:8904',
           target: 'http://localhost:9801',
          changeOrigin: true,
          rewrite: (p) => p.replace(/^\/dev-api/, '')
        },
        '/prod-api': {
          target: 'http://localhost:9801',
          // target: 'https://api.wzs.pub/mock/13',
          changeOrigin: true,
          rewrite: (p) => p.replace(/^\/prod-api/, '')
        }
      }
    },
    //fix:error:stdin>:7356:1: warning: "@charset" must be the first rule in the file
    css: {
      postcss: {
        plugins: [{
          postcssPlugin: 'internal:charset-removal',
          AtRule: {
            charset: (atRule) => {
              if (atRule.name === 'charset') {
                atRule.remove();
              }
            }
          }
        }]
      }
    },
    build: {
      minify: VITE_APP_ENV === 'production' ? 'terser' : 'esbuild',
      terserOptions: VITE_APP_ENV === 'production' ? {
        compress: {
          drop_console: true,
          drop_debugger: true,
          pure_funcs: ['console.log', 'console.warn'],
          collapse_vars: true,
          reduce_vars: true
        },
        format: {
          comments: false
        }
      } : {},
      esbuild: {
        drop: VITE_APP_ENV === 'production' ? ['console', 'debugger'] : []
      },
      target: 'es2015',
      cssTarget: ['chrome64', 'firefox67', 'safari11.1', 'edge79'],
      assetsInlineLimit: 4096,
      chunkSizeWarningLimit: 500,
      rollupOptions: {
        output: {
          manualChunks(id) {
            if (id.includes('node_modules')) return 'vendor';
            if (id.includes('src/components/common')) return 'common-components';
            if (id.includes('src/utils')) return 'utils';
          },
          preload: false,
          prefetch: false,
          chunkFileNames: 'js/[name]-[hash].js',
          entryFileNames: 'js/[name]-[hash].js',
          assetFileNames: '[ext]/[name]-[hash].[ext]'
        },
        plugins: [
          VITE_APP_ENV === 'production' && visualizer({
            filename: './node_modules/.cache/visualizer/stats.html',
            open: false,
            gzipSize: true,
            brotliSize: true
          })
        ].filter(Boolean)
      }
    },
    optimizeDeps: {
      include: ['vue', 'axios'], // 仅预构建核心依赖
      exclude: ['sortablejs', 'jquery']
    }
  }

})