import { defineConfig,loadEnv } from 'vite'
import vue from '@vitejs/plugin-vue'
import legacy from '@vitejs/plugin-legacy'
import path from 'path'

// https://vitejs.dev/config/
export default defineConfig(({mode})=>{
	const ENV = loadEnv(mode, process.cwd());	
	return {
		base:ENV.VITE_APP_BASE_URL, // 若服务器不是将该项目放在根目录的则 需要此设置 和服务器上同名
		plugins: [
			vue(),
			legacy({
				polyfills: ['es.promise.finally', 'es/map', 'es/set'],
				modernPolyfills: ['es.promise.finally']
			})
		],
		server: {
			port: 3000,
			cors: true,
			host: '0.0.0.0',
			proxy: {
				'/v1': {
					// target: 'http://8.136.199.33:8608',
					target: 'https://charttest.hzinsights.com',
					changeOrigin: true,
					rewrite: (path) => path.replace(/^\/v1/, '/v1')
				}
			},
		},
		build: {
			outDir: 'eta_chart_front',
			chunkSizeWarningLimit: 1000,//单文件过1000kb警告
		},
		resolve: {
			alias: {
				'@': path.resolve(__dirname, './src')
			},
		},
		css: {
			postcss: {
				plugins: [
					{
						postcssPlugin: 'internal:charset-removal',
						AtRule: {
							charset: (atRule) => {
								if (atRule.name === 'charset') {
									atRule.remove()
								}
							}
						}
					}
				]
			}
		}
	}
})