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

export default defineConfig({
  plugins: [vue()],
  resolve: {
    alias: {
      '@': fileURLToPath(new URL('./src', import.meta.url)),
    },
  },
  css: {
    preprocessorOptions: {
      scss: {
        // 避免 Dart Sass Legacy JS API 告警（Vite 默认 legacy）；非法的 silenceDeprecations 条目会刷屏
        api: 'modern-compiler',
        additionalData: `@use "@/assets/styles/_variables.scss" as *;\n`,
      },
    },
  },
  server: {
    port: 3000,
    proxy: {
      '/api': {
        target: process.env.VITE_API_PROXY_TARGET || 'http://127.0.0.1:8080',
        changeOrigin: true,
      },
    },
  },
});