import { defineConfig } from 'vite'
import vue from '@vitejs/plugin-vue'
import { resolve, dirname } from 'path'
import { fileURLToPath } from 'url'

// ES Module 中获取 __dirname
const __filename = fileURLToPath(import.meta.url)
const __dirname = dirname(__filename)

// 从环境变量读取端口偏移（用于多实例测试）
const portOffset = parseInt(process.env.FLASH_SEND_PORT_OFFSET || '0', 10)
const devPort = 5173 + portOffset

// https://vitejs.dev/config/
export default defineConfig({
  plugins: [vue()],
  resolve: {
    alias: {
      '@': resolve(__dirname, 'src'),
    },
  },
  // Tauri 开发服务器配置
  clearScreen: false,
  server: {
    port: devPort,
    strictPort: true,
    watch: {
      ignored: ['**/src-tauri/**'],
    },
  },
  envPrefix: ['VITE_', 'TAURI_'],
  build: {
    target: process.env.TAURI_PLATFORM === 'windows' ? 'chrome105' : 'safari13',
    minify: !process.env.TAURI_DEBUG ? 'esbuild' : false,
    sourcemap: !!process.env.TAURI_DEBUG,
  },
})