import { defineConfig, loadEnv } from 'vite';
import react from '@vitejs/plugin-react';

export default defineConfig(({ mode }) => {
  const env = loadEnv(mode, process.cwd(), '');
  const backendTarget = env.ADM_DEV_BACKEND ?? 'http://127.0.0.1:8085';

  const basePath = env.VITE_BASE_PATH?.trim() || '/';

  return {
    base: basePath.endsWith('/') ? basePath : `${basePath}/`,
    plugins: [react()],
    server: {
      host: true,
      port: 5174,
      strictPort: true,
      allowedHosts: ['gadm.tkmind.cn', 'localhost', '127.0.0.1'],
      proxy: {
        '/api': backendTarget,
        '/auth': backendTarget,
        '/admin-api': backendTarget,
      },
    },
    preview: {
      host: '127.0.0.1',
      port: 5174,
      strictPort: true,
      allowedHosts: ['gadm.tkmind.cn', 'localhost', '127.0.0.1'],
      proxy: {
        '/api': backendTarget,
        '/auth': backendTarget,
        '/admin-api': backendTarget,
      },
    },
    build: {
      outDir: 'dist',
      emptyOutDir: true,
    },
  };
});