const path = require('path')
const { defineConfig } = require('@vue/cli-service')

// 设置环境变量
process.env.VUE_CLI_BABEL_TRANSPILE_MODULES = 'false'
process.env.VUE_CLI_MODERN_BUILD = 'false'

// 设置日志级别
process.env.VUE_CLI_LOG_LEVEL = 'info'
process.env.VUE_CLI_DEBUG = 'true'

// 设置编码 - 增强版
process.env.LANG = 'zh_CN.UTF-8'
process.env.LC_ALL = 'zh_CN.UTF-8'
process.env.NODE_OPTIONS = '--max-old-space-size=4096'
process.env.CHROME_BIN = process.env.CHROME_BIN || 'C:\\Program Files\\Google\\Chrome\\Application\\chrome.exe'

// 强制设置控制台编码
if (process.platform === 'win32') {
  process.env.PYTHONIOENCODING = 'utf-8'
  process.env.PYTHONLEGACYWINDOWSSTDIO = 'utf-8'
}

const appRoot = path.resolve(__dirname)

module.exports = defineConfig({
  outputDir: path.join(appRoot, 'dist/renderer'),
  publicPath: './',

  configureWebpack: {
    target: 'electron-renderer',
    // 完全禁用eval，强制使用安全的sourcemap
    devtool: false,
    resolve: {
      alias: {
        '@': path.join(appRoot, 'src/renderer'),
        'views': path.join(appRoot, 'src/renderer/views')
      },
      extensions: ['.js', '.vue', '.json']
    },
    externals: {
      electron: 'require("electron")',
      fs: 'require("fs")',
      path: 'require("path")',
      'element-plus': '{}',
      '@element-plus/icons-vue': '{}'
    },
    plugins: [
      // 定义全局变量
      new (require('webpack')).DefinePlugin({
        'global': 'globalThis',
        'process.env.NODE_ENV': JSON.stringify(process.env.NODE_ENV || 'development')
      }),
      // 提供全局变量
      new (require('webpack')).ProvidePlugin({
        global: 'globalThis',
        process: 'process/browser'
      })
    ],
    node: {
      global: true
    },
    // 强制禁用eval相关功能
    optimization: {
      minimize: false,
      minimizer: [],
      splitChunks: {
        chunks: 'all',
        cacheGroups: {
          vendor: {
            test: /[\\/]node_modules[\\/]/,
            name: 'vendors',
            chunks: 'all',
          }
        }
      }
    },
    // 禁用所有可能导致eval的webpack功能
    experiments: {
      topLevelAwait: false,
      asyncWebAssembly: false
    }
  },

  pages: {
    index: {
      entry: path.join(appRoot, 'src/renderer/main.js'),
      template: path.join(appRoot, 'public/index.html'),
      filename: 'index.html'
    }
  },

  pluginOptions: {
    electronBuilder: {
      preload: path.join(appRoot, 'src/preload.js'),
      mainProcessFile: path.join(appRoot, 'src/main/index.js'),
      builderOptions: {
        extraResources: [{
          from: path.join(appRoot, 'dist/renderer'),
          to: 'app',
          filter: ["**/*"]
        }]
      }
    }
  },

  devServer: {
    hot: true,           // 启用热重载
    liveReload: true,    // 启用实时重载
    allowedHosts: "all",
    static: {
      directory: path.join(__dirname, 'dist/renderer'),
      watch: true        // 启用文件监听
    },
    compress: false,
    proxy: null,
    // 安全配置
    headers: {
      "Content-Security-Policy": "default-src 'self'; script-src 'self'; style-src 'self' 'unsafe-inline'; img-src 'self' data: blob:; font-src 'self' data:; connect-src 'self' ws: wss:; object-src 'none'; frame-src 'none';"
    },
    // 增强日志配置 - 解决中文乱码
    client: {
      logging: 'info',
      overlay: {
        errors: true,
        warnings: false
      },
      progress: true
    },
    // 详细日志 - 增强编码支持
    logLevel: 'info',
    stats: {
      colors: true,
      modules: false,
      children: false,
      chunks: false,
      chunkModules: false,
      entrypoints: false,
      warnings: true,
      errors: true,
      errorDetails: true,
      reasons: true,
      timings: true,
      builtAt: true,
      version: true,
      hash: true,
      assets: true,
      assetsSort: 'field',
      chunksSort: 'field',
      modulesSort: 'field'
    },
    // 编码设置
    setupMiddlewares: (middlewares, devServer) => {
      // 强制设置响应头编码
      devServer.app.use((req, res, next) => {
        res.setHeader('Content-Type', 'text/html; charset=utf-8')
        next()
      })
      return middlewares
    }
  },

  chainWebpack: config => {
    // 强制禁用所有sourcemap，避免eval
    config.devtool(false)
    
    // 禁用所有可能导致eval的webpack功能
    config.optimization.minimize(false)
    
    // 静态资源处理
    config.module
      .rule('images')
      .set('generator', {
        filename: 'img/[name].[hash:8][ext]'
      })

    // 全局变量定义
    config.plugin('define').tap(args => {
      args[0]['global'] = 'globalThis'
      args[0]['process.env.NODE_ENV'] = JSON.stringify(process.env.NODE_ENV || 'development')
      args[0]['process.browser'] = true
      args[0]['globalThis'] = 'globalThis'
      args[0]['window.global'] = 'window'
      args[0]['global["webpackChunkGoFaster"]'] = 'globalThis["webpackChunkGoFaster"]'
      // 明确禁用eval
      args[0]['__webpack_require__.e'] = 'undefined'
      return args
    })

    // 添加全局polyfill
    config.resolve.alias.set('global', 'globalThis')
    
    // 确保所有模块都能访问全局变量
    config.resolve.alias.set('process', 'process/browser')
    
    // 添加webpack chunk名称处理
    config.output.chunkFilename('[name].js')
    config.output.globalObject('globalThis')
    
    // 配置热重载插件
    config.plugin('hot').use(require('webpack').HotModuleReplacementPlugin, [{
      multiStep: false,
      fullBuildTimeout: 200
    }])
    
    // 确保热重载正常工作
    config.plugin('hmr').use(require('webpack').HotModuleReplacementPlugin)
    
    // 增强日志配置
    config.stats({
      colors: true,
      modules: false,
      children: false,
      chunks: false,
      chunkModules: false,
      entrypoints: false,
      warnings: true,
      warningsFilter: /export.*was not found in/,
      errors: true,
      errorDetails: true,
      reasons: true,
      usedExports: false,
      providedExports: false,
      optimizationBailout: false,
      source: false,
      publicPath: false,
      timings: true,
      builtAt: true,
      version: true,
      hash: true
    })
    
    // 添加进度条
    config.plugin('progress').use(require('webpack/lib/ProgressPlugin'), [{
      activeModules: false,
      entries: true,
      handler(percentage, message, ...args) {
        if (percentage === 0) {
          console.log('🚀 开始构建...')
        } else if (percentage === 1) {
          console.log('✅ 构建完成!')
        } else if (percentage % 0.1 === 0) {
          console.log(`📊 构建进度: ${Math.round(percentage * 100)}%`)
        }
      },
      modules: false,
      modulesCount: 5000,
      profile: false,
      dependencies: false,
      dependenciesCount: 10000,
      percentBy: null
    }])
  }
})