import { fileURLToPath, URL } from 'node:url'
import Vue from '@vitejs/plugin-vue'
import { defineConfig, loadEnv } from 'vite'
import Vuetify, { transformAssetUrls } from 'vite-plugin-vuetify'

// https://vitejs.dev/config/
export default defineConfig(({ mode }) => {
  const env = loadEnv(mode, process.cwd(), '')
  // Local dev: proxy to uvicorn :8600 (override via frontend/.env.development)
  const apiTarget = env.VITE_DEV_API_PROXY || 'http://127.0.0.1:8600'
  const wsTarget = apiTarget.replace(/^https:/i, 'wss:').replace(/^http:/i, 'ws:')

  return {
    plugins: [
      Vue({
        template: { transformAssetUrls },
      }),
      Vuetify({
        autoImport: true,
        styles: {
          configFile: 'src/styles/settings.scss',
        },
      }),
    ],
    define: { 'process.env': {} },
    resolve: {
      alias: {
        '@': fileURLToPath(new URL('src', import.meta.url)),
      },
      extensions: ['.js', '.json', '.jsx', '.mjs', '.ts', '.tsx', '.vue'],
    },
    base: '/app/',
    build: {
      outDir: fileURLToPath(new URL('../web/app', import.meta.url)),
      emptyOutDir: false,
    },
    server: {
      port: 3000,
      proxy: {
        '/api': {
          target: apiTarget,
          changeOrigin: true,
          secure: false,
        },
        '/ws': {
          target: wsTarget,
          ws: true,
          changeOrigin: true,
          secure: false,
        },
      },
    },
  }
})