68 lines
2.2 KiB
TypeScript
68 lines
2.2 KiB
TypeScript
import { dirname, resolve } from 'node:path';
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import { fileURLToPath } from 'node:url';
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import { visualizer } from 'rollup-plugin-visualizer';
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import { loadEnv } from 'vite';
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import viteCompression from 'vite-plugin-compression';
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export const root: string = process.cwd();
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/**
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* @description 根据可选的路径片段生成一个新的绝对路径
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* @param dir 路径片段，默认`build`
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* @param metaUrl 模块的完整`url`，如果在`build`目录外调用必传`import.meta.url`
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*/
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export const pathResolve = (dir = '.', metaUrl = import.meta.url) => {
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// 当前文件目录的绝对路径
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const currentFileDir = dirname(fileURLToPath(metaUrl));
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// build 目录的绝对路径
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const buildDir = resolve(currentFileDir, 'build');
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// 解析的绝对路径
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const resolvedPath = resolve(currentFileDir, dir);
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// 检查解析的绝对路径是否在 build 目录内
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if (resolvedPath.startsWith(buildDir)) {
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// 在 build 目录内，返回当前文件路径
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return fileURLToPath(metaUrl);
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}
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// 不在 build 目录内，返回解析后的绝对路径
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return resolvedPath;
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};
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/**
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* 封装环境变量配置
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* @param mode 当前模式
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* @param prefix 需要过滤的前缀
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* @link 参考：https://cn.vite.dev/config/#using-environment-variables-in-config
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*/
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export const wrapperEnv = (mode, prefix: string = ''): ViteEnv => {
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const env = loadEnv(mode, root, prefix);
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// 将变量转换指定类型
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for (const envName of Object.keys(env)) {
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let realName = env[envName].replace(/\\n/g, '\n');
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realName = realName === 'true' ? true : realName === 'false' ? false : realName;
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if (envName === 'VITE_PORT') {
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realName = Number(realName);
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}
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env[envName] = realName;
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process.env[envName] = realName;
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}
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return env;
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};
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/* 打包分析 */
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export const report = () => {
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const lifecycle = process.env.npm_lifecycle_event;
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return lifecycle === 'report'
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? visualizer({ open: true, brotliSize: true, filename: 'report.html' })
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: (null as any);
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};
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/* 启用gzip压缩 */
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export const compressPack = (mode) => {
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const { VITE_COMPRESSION } = wrapperEnv(mode);
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return VITE_COMPRESSION == 'gzip' ? viteCompression({ threshold: 1024000 }) : null;
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};
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