import { fileURLToPath, URL } from 'node:url'
import { defineConfig, loadEnv } from 'vite'
import vue from '@vitejs/plugin-vue'
import vueDevTools from 'vite-plugin-vue-devtools'

export default defineConfig(({ mode }) => {
  const env = loadEnv(mode, process.cwd(), '')
  const isProd = mode === 'production'

  return {
    plugins: [
      vue(),
      !isProd && vueDevTools(),
    ].filter(Boolean),

    resolve: {
      alias: { '@': fileURLToPath(new URL('./src', import.meta.url)) },
    },

    server: {
      host: '0.0.0.0',
      port: 5173,
      open: true,
      hmr: { overlay: true },
    },

    build: {
      sourcemap: env.VITE_ENABLE_SOURCE_MAP === 'true',
      minify: isProd ? 'terser' : false,
      terserOptions: isProd ? {
        compress: {
          drop_console: true,
          drop_debugger: true,
        },
      } : {},
      rollupOptions: {
        output: {
          manualChunks: (id) => {
            if (id.includes('node_modules')) {
              if (id.includes('vue') || id.includes('pinia') || id.includes('vue-router')) {
                return 'vue-vendor'
              }
              if (id.includes('axios')) {
                return 'http-vendor'
              }
              if (id.includes('moment')) {
                return 'date-vendor'
              }
              if (id.includes('choices.js') || id.includes('flatpickr')) {
                return 'ui-vendor'
              }
              if (id.includes('sweetalert2')) {
                return 'dialog-vendor'
              }
              return 'vendor'
            }
          },
          chunkFileNames: 'assets/js/[name]-[hash].js',
          entryFileNames: 'assets/js/[name]-[hash].js',
          assetFileNames: 'assets/[ext]/[name]-[hash].[ext]',
        },
        onwarn(warning, warn) {
          if (warning.code === 'MODULE_BROKEN') {
            return
          }
          if (warning.code === 'CIRCULAR_DEPENDENCY') {
            return
          }
          if (warning.code === 'SOURCEMAP_ERROR') {
            return
          }
          if (warning.code === 'THIS_IS_UNDEFINED') {
            return
          }
          warn(warning)
        },
      },
      chunkSizeWarningLimit: 1000,
    },
  }
})