import { fileURLToPath, URL } from 'node:url'
import { defineConfig, loadEnv } from 'vite'
import vue from '@vitejs/plugin-vue'
import vueJsx from '@vitejs/plugin-vue-jsx'
import AutoImport from 'unplugin-auto-import/vite'
import Components from 'unplugin-vue-components/vite'
import { ElementPlusResolver } from 'unplugin-vue-components/resolvers'
import viteCompression from 'vite-plugin-compression'
import vueSetupExtend from 'vite-plugin-vue-setup-extend'
import viteImagemin from 'vite-plugin-imagemin'
import { createSvgIconsPlugin } from 'vite-plugin-svg-icons'
import { visualizer } from 'rollup-plugin-visualizer'
import Unocss from 'unocss/vite'
import VueDevTools from 'vite-plugin-vue-devtools'
import { resolve } from 'path'
import { createHtmlPlugin } from 'vite-plugin-html'

// https://vitejs.dev/config/
export default defineConfig(({ mode }) => {
  let root = process.cwd()
  const env = loadEnv(mode, root)
  return {
    base: env.VITE_PUBLIC_PATH,
    root,
    resolve: {
      alias: {
        '@': fileURLToPath(new URL('./src', import.meta.url))
      }
    },
    css: {
      preprocessorOptions: {
        scss: {
          additionalData: '@use "@/styles/element/index.scss";',
          api: 'modern-compiler',
        },
      },
    },
    server: {
      host: '0.0.0.0',
      port: 3200,
      open: true,
      proxy: {
        '/api': {
          // target: 'http://localhost:9089',
          target: 'https://demo.lowflow.vip/api',
          changeOrigin: true,
          ws: true,
          rewrite: (path) => path.replace(/^\/api/, ''),
          secure: false
        }
      }
    },
    plugins: [
      vue(),
      vueJsx(),
      Unocss({
        configFile: './uno.config.ts'
      }),
      VueDevTools(),
      // 允许 setup 语法糖上添加组件名属性
      vueSetupExtend(),
      // 打包后生产依赖大小分析
      visualizer({
        filename: './node_modules/.cache/visualizer/stats.html',
        open: true,
        gzipSize: true,
        brotliSize: true
      }),
      AutoImport({
        imports: ['vue', 'vue-router'],
        resolvers: [ElementPlusResolver()],
        dts: 'src/typings/auto-imports.d.ts',
        eslintrc: {
          enabled: true,
          filepath: './.eslintrc-auto-import.json'
        }
      }),
      // 注入模板数据
      createHtmlPlugin({
        inject: {
          data: {
            title: env.VITE_GLOB_APP_TITLE
          }
        }
      }),
      // svg 图标
      createSvgIconsPlugin({
        iconDirs: [resolve(root, 'src/assets/icons')],
        symbolId: 'icon-[dir]-[name]'
      }),
      Components({
        extensions: ['vue', 'tsx', 'md'],
        globs: ['src/components/*/*.vue', 'src/components/*/*.tsx'],
        include: [/\.vue$/, /\.vue\?vue/, /\.md$/, /\.[tj]sx?$/],
        resolvers: [
          ElementPlusResolver({
            importStyle: 'sass'
          })
        ],
        dts: 'src/typings/components.d.ts'
      }),
      // 图片压缩
      viteImagemin({
        gifsicle: {
          optimizationLevel: 7,
          interlaced: false
        },
        optipng: {
          optimizationLevel: 7
        },
        mozjpeg: {
          quality: 80
        },
        pngquant: {
          quality: [0.8, 0.9],
          speed: 4
        },
        svgo: {
          plugins: [
            {
              name: 'removeViewBox'
            },
            {
              name: 'removeEmptyAttrs'
            }
          ]
        }
      }),
      // gzip 压缩资源
      viteCompression({
        // 压缩算法使用 gzip
        algorithm: 'gzip',
        // 压缩后的文件后缀
        ext: '.gz',
        // 是否删除原始文件
        deleteOriginFile: false,
        // 资源文件大于1024B=1kB时会被压缩
        threshold: 1024
      }),
      // 生产环境 brotli 压缩资源
      viteCompression({
        // 压缩算法使用 brotli
        algorithm: 'brotliCompress',
        // 压缩后的文件后缀
        ext: '.br',
        // 是否删除原始文件
        deleteOriginFile: false,
        // 资源文件大于1024B=1kB时会被压缩
        threshold: 1024
      })
    ],
    build: {
      rollupOptions: {
        output: {
          // 打包分类
          chunkFileNames: 'assets/js/[name]-[hash].js',
          entryFileNames: 'assets/js/[name]-[hash].js',
          assetFileNames: 'assets/[ext]/[name]-[hash].[ext]',
          // 分包策略
          manualChunks: {
            vue: ['vue'],
            'element-plus-icons': ['@element-plus/icons-vue'],
            'vue-router': ['vue-router'],
            'element-plus': ['element-plus'],
            'vue-i18n': ['vue-i18n']
          },
          // 打包后的文件夹名称生成规则-->解决部分静态服务器无法正常返回_plugin-vue_export-helper文件
          sanitizeFileName(name) {
            const match = /^[a-z]:/i.exec(name)
            const driveLetter = match ? match[0] : ''
            return (
              driveLetter +
              name
                .substring(driveLetter.length)
                // eslint-disable-next-line no-control-regex
                .replace(/[\x00-\x1F\x7F<>*#"{}|^[\]`;?:&=+$,]/g, '')
            )
          }
        }
      }
    }
  }
})