import { defineConfig } from 'vite'
import vue from '@vitejs/plugin-vue'
import { resolve } from 'path'

export default defineConfig({
  plugins: [vue()],
  resolve: {
    alias: {
      '@': resolve(__dirname, 'src')
    }
  },
  build: {
    outDir: 'dist',
    emptyOutDir: true,
    sourcemap: false, // 生产环境禁用 source map，减小打包体积
    rollupOptions: {
      output: {
        manualChunks: {
          'codemirror': [
            '@codemirror/view',
            '@codemirror/state',
            '@codemirror/language',
            '@codemirror/commands',
            '@codemirror/lang-javascript',
            '@codemirror/lang-java',
            '@codemirror/lang-python',
            '@codemirror/lang-html',
            '@codemirror/lang-css',
            '@codemirror/lang-markdown',
            '@codemirror/lang-sql'
          ]
        }
      }
    }
  },
  optimizeDeps: {
    include: [
      '@codemirror/view',
      '@codemirror/state',
      '@codemirror/language',
      '@codemirror/commands',
      '@codemirror/lang-javascript',
      '@codemirror/lang-java',
      '@codemirror/lang-python',
      '@codemirror/lang-html',
      '@codemirror/lang-css',
      '@codemirror/lang-markdown',
      '@codemirror/lang-sql',
      '@codemirror/legacy-modes/mode/go',
      '@codemirror/legacy-modes/mode/clike',
      '@codemirror/legacy-modes/mode/ruby',
      '@codemirror/legacy-modes/mode/rust',
      '@codemirror/legacy-modes/mode/shell',
      '@codemirror/legacy-modes/mode/yaml',
      '@codemirror/legacy-modes/mode/xml'
    ]
  }
})