113 lines
4.9 KiB
JavaScript
113 lines
4.9 KiB
JavaScript
const { wxComponentsStr } = require('./constant');
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const fs = require('fs-extra');
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const path = require('path');
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const { generateAsset } = require('./util');
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module.exports = class Analyze {
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constructor (emitFileMap, AnalyzeWxcomponentDependency, compilation) {
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this.emitFileMap = emitFileMap;
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this.compilation = compilation;
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this.AnalyzeWxcomponentDependency = AnalyzeWxcomponentDependency;
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}
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readFileSync (file) {
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if (!file.startsWith(process.env.UNI_INPUT_DIR)) {
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file = path.resolve(process.env.UNI_INPUT_DIR, file.substring(1, Number.MAX_SAFE_INTEGER));
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}
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const wxComponentAbsPath = `${process.env.UNI_INPUT_DIR}/${wxComponentsStr}`;
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if (file.startsWith(wxComponentAbsPath)) {
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return fs.readFileSync(file);
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} else {
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const assets = this.compilation.assets;
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const pathWithoutRelative = path.resolve(file);
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const relativePath = path.relative(process.env.UNI_INPUT_DIR, pathWithoutRelative);
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const memoryFileInfo = assets[relativePath];
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if (memoryFileInfo) {
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return memoryFileInfo.source();
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}
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// 针对json文件，当前由 generate-json 发出，所以资源尚未同步到compilations.assets中
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return JSON.stringify(this.emitFileMap.get(relativePath));
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}
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}
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existsSync (file) {
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// 类似补丁吧，传过来的路径可能不是/Users
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if (!file.startsWith(process.env.UNI_INPUT_DIR)) {
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file = path.resolve(process.env.UNI_INPUT_DIR, file.substring(1));
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}
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const wxComponentAbsPath = `${process.env.UNI_INPUT_DIR}/${wxComponentsStr}`;
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if (file.startsWith(wxComponentAbsPath)) {
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return fs.existsSync(file);
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}
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// vue组件的js文件忽略
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// if (file.endsWith('.js')) {
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// return false;
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// }
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const assets = this.compilation.assets;
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const pathWithoutRelative = path.resolve(file);
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const relativePath = path.relative(process.env.UNI_INPUT_DIR, pathWithoutRelative);
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// 针对json文件，当前由 generate-json 发出，所以资源尚未同步到compilations.assets中
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if (relativePath.endsWith('.json')) {
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return !!this.emitFileMap.get(relativePath);
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}
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return !!assets[relativePath];
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}
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findAllWxComponentsDependency (componentsPath, useMemoryCache = false) {
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const context = process.env.UNI_INPUT_DIR;
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let instance;
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if (useMemoryCache) {
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instance = new this.AnalyzeWxcomponentDependency(context, this.readFileSync.bind(this), this.existsSync.bind(this));
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} else {
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instance = new this.AnalyzeWxcomponentDependency(context);
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}
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return {
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dependFiles: instance.getDepsByComponents(componentsPath),
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allComponents: [...instance.allComponents],
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};
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}
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copyWxComponent (pkgRoot, originalFilePath, targetPath) {
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const thisCompilationAssets = this.compilation.assets;
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const suffix = path.extname(originalFilePath);
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if (!['.js', '.json', '.wxss'].includes(suffix)) {
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return fs.copySync(originalFilePath, targetPath);
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}
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let jsonSource = fs.readFileSync(originalFilePath, 'utf8');
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const assetPath = path.relative(process.env.UNI_OUTPUT_DIR, targetPath);
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if (suffix === '.js') {
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// 计算到 root/common/index 的相对路径
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const relativeToDist = path.relative(path.dirname(assetPath), `${pkgRoot}/common/index.js`);
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jsonSource = `require('${relativeToDist}');${jsonSource}`;
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thisCompilationAssets[assetPath] = generateAsset(jsonSource);
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}
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// 后续需要更新组件引用路径，所以不采用文件复制方式
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// json 后面需要修改包外组件引用路径：copy-outer-components-for-independent
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// wxss 需要注入 全局样式：inject-main-css-to-independent-plugin
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if (['.json', '.wxss'].includes(suffix)) {
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thisCompilationAssets[assetPath] = generateAsset(jsonSource);
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}
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}
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getDependFiles (obj, wxComponentFileDependencyCache, useMemoryCache = false) {
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let tmpAllComponents = [];
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for (const pkgRoot in obj) {
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const wxComponents = [...obj[pkgRoot]];
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wxComponents.forEach(wxComponent => {
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if (!wxComponentFileDependencyCache[wxComponent]) {
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const {
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dependFiles,
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allComponents
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} = this.findAllWxComponentsDependency([wxComponent], useMemoryCache);
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tmpAllComponents = [...tmpAllComponents, ...allComponents];
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wxComponentFileDependencyCache[wxComponent] = dependFiles || [];
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}
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});
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}
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return new Set(tmpAllComponents);
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}
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};
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