import {resolve} from 'path'
import type {ConfigEnv, UserConfig} from 'vite'
import {loadEnv} from 'vite'
import {createVitePlugins} from './build/vite'
import {exclude, include} from "./build/vite/optimize"
const root = process.cwd()

function pathResolve(dir: string) {
    return resolve(root, '.', dir)
}

// https://vitejs.dev/config/
export default ({command, mode}: ConfigEnv): UserConfig => {
    let env = {} as any
    const isBuild = command === 'build'
    if (!isBuild) {
        env = loadEnv((process.argv[3] === '--mode' ? process.argv[4] : process.argv[3]), root)
    } else {
        env = loadEnv(mode, root)
    }
    return {
        base: env.VITE_BASE_PATH,
        root: root,
        // 服务端渲染
        server: {
            port: env.VITE_PORT, // 端口号
            host: "0.0.0.0",
            open: env.VITE_OPEN === 'true',
            // 本地跨域代理. 目前注释的原因：暂时没有用途，server 端已经支持跨域
            // proxy: {
            //   ['/admin-api']: {
            //     target: env.VITE_BASE_URL,
            //     ws: false,
            //     changeOrigin: true,
            //     rewrite: (path) => path.replace(new RegExp(`^/admin-api`), ''),
            //   },
            // },
            // proxy:{
            //   '/api': {
            //     target: 'https://home.ynims.com:6060',
            //     changeOrigin: true,
            //     secure: true,  // 因为目标是 https
            //     pathRewrite: {
            //       '^/api': '/api'
            //     }
            //   }
            // }
        },
        // 项目使用的vite插件。 单独提取到build/vite/plugin中管理
        plugins: createVitePlugins(),
        css: {
            preprocessorOptions: {
                scss: {
                    additionalData: '@use "@/styles/variables.scss" as *;',
                    javascriptEnabled: true,
                    silenceDeprecations: ["legacy-js-api"], // 参考自 https://stackoverflow.com/questions/78997907/the-legacy-js-api-is-deprecated-and-will-be-removed-in-dart-sass-2-0-0
                }
            }
        },
        resolve: {
            extensions: ['.mjs', '.js', '.ts', '.jsx', '.tsx', '.json', '.scss', '.css'],
            alias: [
                {
                    find: 'vue-i18n',
                    replacement: 'vue-i18n/dist/vue-i18n.cjs.js'
                },
                {
                    find: /\@\//,
                    replacement: `${pathResolve('src')}/`
                }
            ]
        },
        build: {
            target: 'es2015',
            minify: 'terser',
            outDir: env.VITE_OUT_DIR || 'dist',
            sourcemap:  false,
            //sourcemap: env.VITE_SOURCEMAP === 'true' ? 'inline' : false,
            cssCodeSplit: true,
            chunkSizeWarningLimit: 1500,
            reportCompressedSize: false,
            terserOptions: {
                compress: {
                    drop_debugger: env.VITE_DROP_DEBUGGER === 'true',
                    drop_console: env.VITE_DROP_CONSOLE === 'true',
                    pure_funcs: env.VITE_DROP_CONSOLE === 'true' ? ['console.log', 'console.info'] : []
                }
            },
            rollupOptions: {
                output: {
                  chunkFileNames: (chunkInfo) => {
                      // 只要 chunk 名字包含 pdf.worker，就直接抛到根目录并命名为 pdf.worker.js
                      if (chunkInfo.name && chunkInfo.name.includes('pdf.worker')) {
                        return 'pdf.worker.js';
                      }
                      return 'assets/js/[name]-[hash].js';
                    },
                    entryFileNames: 'assets/js/[name]-[hash].js',
                    assetFileNames: (chunkInfo) => {
                      // public 目录下的 pdf worker 保持原文件名，否则 pdfjs 找不到 worker
                      if (chunkInfo.name && chunkInfo.name.includes('pdf.worker')) {
                        return 'pdf.worker.mjs'
                      }
                      return 'assets/[ext]/[name]-[hash].[ext]'
                    },
                    manualChunks: (id) => {
                      if (id.includes('node_modules')) {
                        // 1. 业务相关大库单独分包
                        if (id.includes('bpmn-js') || id.includes('bpmn-js-properties-panel') || id.includes('diagram-js') || id.includes('camunda-bpmn-moddle') || id.includes('bpmn-moddle') || id.includes('moddle-xml') || id.includes('bpmn-js-token-simulation')) {
                          return 'bpmn'
                        }
                        if (id.includes('@form-create/designer')) {
                          return 'form-designer'
                        }
                        if (id.includes('@wangeditor') || id.includes('/wangeditor/')) {
                          return 'wangeditor'
                        }
                        return 'vendor'
                      }
                    },
                },
            },
        },
        optimizeDeps: {include, exclude}
    }
}