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537 lines
15 KiB
537 lines
15 KiB
const { readFileSync, existsSync } = require('fs') |
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const { resolve } = require('path') |
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const { parse } = require('@vue/compiler-dom') |
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const parser = require('@babel/parser') |
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const traverse = require('@babel/traverse').default |
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|
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/** |
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* 调用链追溯器 |
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* 专门用于追溯method类型的触发源到最终的可视控件 |
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*/ |
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class CallChainTracer { |
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constructor() { |
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} |
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/** |
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* 追溯所有method类型的触发源到可视控件 |
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* @param {Array} apiMappings - API映射数组 |
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* @returns {Array} 增强的API映射数组 |
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*/ |
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traceMethodTriggersToVisualComponents(apiMappings) { |
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const enhancedApiMappings = apiMappings.map(module => { |
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const enhancedApiMappings = module.apiMappings.map(api => { |
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if (!api.triggerSources || api.triggerSources.length === 0) { |
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return api |
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} |
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|
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// 只处理triggerType为method的触发源 |
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const enhancedTriggerSources = api.triggerSources.map(trigger => { |
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if (trigger.triggerType === 'method') { |
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return this.traceMethodToVisualComponent( |
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trigger, |
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module.module, |
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module.serviceName, |
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api.apiMethodName |
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) |
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} |
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return trigger |
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}) |
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|
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return { |
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...api, |
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triggerSources: enhancedTriggerSources |
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} |
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}) |
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|
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return { |
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...module, |
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apiMappings: enhancedApiMappings |
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} |
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}) |
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return enhancedApiMappings |
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} |
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/** |
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* 追溯单个method到可视控件 |
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* @param {Object} trigger - 触发源对象 |
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* @param {string} moduleName - 模块名称 |
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* @param {string} serviceName - 服务名称 |
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* @param {string} apiMethodName - API方法名称 |
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* @returns {Object} 增强的触发源对象 |
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*/ |
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traceMethodToVisualComponent(trigger, moduleName, serviceName, apiMethodName) { |
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try { |
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// 查找组件文件 |
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const componentPath = this.findComponentFile(trigger.component, moduleName) |
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if (!componentPath) { |
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return trigger |
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} |
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const content = readFileSync(componentPath, 'utf-8') |
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|
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// 解析Vue组件 |
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const ast = this.parseVueComponent(content) |
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if (!ast) return trigger |
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// 建立函数调用关系映射 |
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const functionCallMap = this.buildFunctionCallMap(ast) |
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|
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// 追溯method到可视控件 |
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const visualContext = this.traceToVisualComponent( |
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trigger.triggerName, |
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functionCallMap, |
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componentPath, |
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trigger.component |
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) |
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if (visualContext) { |
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return { |
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...trigger, |
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triggerName: visualContext.triggerName, |
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triggerType: visualContext.triggerType |
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} |
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} |
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|
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return trigger |
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} catch (error) { |
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return trigger |
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} |
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} |
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/** |
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* 查找组件文件 |
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* @param {string} componentName - 组件名称 |
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* @param {string} moduleName - 模块名称 |
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* @returns {string|null} 组件文件路径 |
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*/ |
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findComponentFile(componentName, moduleName) { |
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// 优先在指定模块中查找 |
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if (moduleName) { |
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// 检查views目录 |
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const viewPath = resolve(__dirname, `../../src/renderer/modules/${moduleName}/views/${componentName}.vue`) |
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if (existsSync(viewPath)) { |
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return viewPath |
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} |
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// 检查components目录 |
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const componentPath = resolve(__dirname, `../../src/renderer/modules/${moduleName}/components/${componentName}.vue`) |
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if (existsSync(componentPath)) { |
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return componentPath |
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} |
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} |
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return null |
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} |
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/** |
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* 解析Vue组件内容 |
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* @param {string} content - 组件内容 |
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* @returns {Object|null} AST对象 |
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*/ |
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parseVueComponent(content) { |
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try { |
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// 提取script部分 |
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const scriptMatch = content.match(/<script[^>]*>([\s\S]*?)<\/script>/) |
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if (!scriptMatch) { |
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return null |
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} |
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const scriptContent = scriptMatch[1] |
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// 使用Babel解析JavaScript |
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const ast = parser.parse(scriptContent, { |
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sourceType: 'module', |
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plugins: ['jsx', 'typescript'] |
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}) |
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return ast |
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} catch (error) { |
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return null |
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} |
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} |
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/** |
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* 建立函数调用关系映射 |
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* @param {Object} ast - AST对象 |
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* @returns {Map} 函数调用关系映射 |
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*/ |
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buildFunctionCallMap(ast) { |
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const functionCallMap = new Map() |
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const self = this |
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traverse(ast, { |
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CallExpression(path) { |
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const { node } = path |
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if (node.callee && node.callee.type === 'Identifier') { |
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const functionName = node.callee.name |
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const parentFunction = self.findParentFunction(path) |
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if (parentFunction) { |
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if (!functionCallMap.has(functionName)) { |
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functionCallMap.set(functionName, { callers: [] }) |
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} |
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const funcInfo = functionCallMap.get(functionName) |
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if (!funcInfo.callers) funcInfo.callers = [] |
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funcInfo.callers.push(parentFunction) |
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} |
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} |
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} |
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}) |
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return functionCallMap |
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} |
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/** |
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* 查找父级函数 |
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* @param {Object} path - Babel路径对象 |
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* @returns {string|null} 父级函数名 |
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*/ |
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findParentFunction(path) { |
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let currentPath = path.parentPath |
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while (currentPath) { |
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const { node } = currentPath |
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|
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if (node.type === 'FunctionDeclaration' && node.id) { |
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return node.id.name |
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} |
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if (node.type === 'VariableDeclarator' && |
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node.id && node.id.type === 'Identifier' && |
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node.init && node.init.type === 'ArrowFunctionExpression') { |
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return node.id.name |
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} |
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if (node.type === 'ObjectMethod' && node.key) { |
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return node.key.name |
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} |
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currentPath = currentPath.parentPath |
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} |
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return null |
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} |
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/** |
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* 追溯method到可视控件 |
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* @param {string} methodName - 方法名称 |
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* @param {Map} functionCallMap - 函数调用关系映射 |
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* @param {string} filePath - 组件文件路径 |
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* @param {string} componentName - 组件名称 |
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* @returns {Object|null} 可视控件上下文 |
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*/ |
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traceToVisualComponent(methodName, functionCallMap, filePath, componentName) { |
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try { |
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// 读取组件文件内容 |
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const content = readFileSync(filePath, 'utf-8') |
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// 分析模板中的事件绑定 |
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const visualContext = this.analyzeTemplateForMethod(content, methodName, componentName, filePath) |
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if (visualContext) { |
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return visualContext |
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} |
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// 如果模板中没有找到,检查是否有其他方法调用了这个方法 |
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const callerContext = this.findMethodCaller(methodName, functionCallMap) |
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if (callerContext) { |
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// 检查调用者是否是生命周期钩子 |
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if (this.isLifecycleHook(callerContext)) { |
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return { |
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triggerName: '', |
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triggerType: 'page' |
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} |
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} |
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// 继续递归追溯 |
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return this.traceToVisualComponent(callerContext, functionCallMap, filePath, componentName) |
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} |
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} catch (error) { |
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// 静默处理错误 |
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} |
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return null |
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} |
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/** |
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* 分析模板中的方法调用 |
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* @param {string} content - 组件内容 |
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* @param {string} methodName - 方法名称 |
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* @param {string} componentName - 组件名称 |
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* @param {string} filePath - 组件文件路径 |
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* @returns {Object|null} 可视控件上下文 |
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*/ |
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analyzeTemplateForMethod(content, methodName, componentName, filePath) { |
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try { |
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// 使用Vue编译器解析单文件组件 |
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const { descriptor } = parse(content) |
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|
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if (!descriptor.template) { |
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return null |
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} |
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// 解析模板AST |
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const templateAst = descriptor.template.ast |
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if (!templateAst) { |
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return null |
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} |
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// 遍历模板AST,查找事件绑定 |
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return this.findEventBindingInTemplate(templateAst, methodName, componentName, filePath) |
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} catch (error) { |
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return null |
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} |
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} |
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/** |
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* 在模板AST中查找事件绑定 |
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* @param {Object} node - AST节点 |
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* @param {string} methodName - 方法名称 |
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* @param {string} componentName - 组件名称 |
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* @param {string} filePath - 组件文件路径 |
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* @returns {Object|null} 可视组件上下文 |
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*/ |
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findEventBindingInTemplate(node, methodName, componentName, filePath) { |
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if (!node) return null |
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// 检查当前节点是否有事件绑定 |
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if (node.props) { |
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for (const prop of node.props) { |
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if (prop.type === 7) { // DIRECTIVE类型 |
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const eventName = prop.name |
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if (eventName === 'on' && prop.arg) { |
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const eventType = prop.arg.content |
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if (['click', 'submit', 'change', 'input'].includes(eventType)) { |
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// 检查事件处理函数 |
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if (prop.exp && this.isMethodCall(prop.exp, methodName)) { |
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const context = this.createVisualContext(node, eventType, componentName, methodName, filePath) |
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// 如果找到的是form,需要查找其中的submit按钮 |
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if (context.triggerType === 'form') { |
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const submitButton = this.findSubmitButtonInForm(node, componentName, methodName, filePath) |
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if (submitButton) { |
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return submitButton |
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} |
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} |
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return context |
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} |
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} |
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} |
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} |
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} |
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} |
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// 递归检查子节点 |
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if (node.children) { |
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for (const child of node.children) { |
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if (child.type === 1) { // ELEMENT类型 |
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const result = this.findEventBindingInTemplate(child, methodName, componentName, filePath) |
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if (result) return result |
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} |
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} |
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} |
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return null |
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} |
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/** |
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* 在form中查找submit按钮 |
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* @param {Object} formNode - form AST节点 |
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* @param {string} componentName - 组件名称 |
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* @param {string} methodName - 方法名称 |
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* @param {string} filePath - 组件文件路径 |
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* @returns {Object|null} submit按钮上下文 |
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*/ |
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findSubmitButtonInForm(formNode, componentName, methodName, filePath) { |
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if (!formNode || !formNode.children) return null |
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// 递归查找submit按钮 |
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for (const child of formNode.children) { |
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if (child.type === 1) { // ELEMENT类型 |
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if (child.tag === 'button') { |
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// 检查是否是submit按钮 |
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const props = child.props || [] |
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const attributes = {} |
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props.forEach(prop => { |
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if (prop.type === 6) { // ATTRIBUTE |
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attributes[prop.name] = prop.value ? prop.value.content : '' |
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} |
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}) |
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if (attributes.type === 'submit') { |
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let triggerName = attributes.name |
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if (!triggerName) { |
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// 生成唯一的name属性:组件名+唯一尾缀 |
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triggerName = `${componentName.toLowerCase()}-submit-${this.generateUniqueSuffix()}` |
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} |
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return { |
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triggerName: triggerName, |
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triggerType: 'button' |
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} |
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} |
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} |
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// 递归查找子元素 |
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const result = this.findSubmitButtonInForm(child, componentName, methodName, filePath) |
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if (result) return result |
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} |
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} |
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return null |
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} |
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/** |
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* 检查表达式是否是方法调用 |
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* @param {Object} exp - 表达式节点 |
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* @param {string} methodName - 方法名称 |
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* @returns {boolean} 是否是方法调用 |
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*/ |
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isMethodCall(exp, methodName) { |
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if (!exp) return false |
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// 简单的方法调用:methodName |
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if (exp.type === 4 && exp.content === methodName) { // SIMPLE_EXPRESSION |
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return true |
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} |
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// 带参数的方法调用:methodName(...) - 检查content是否以methodName开头 |
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if (exp.type === 4 && exp.content && exp.content.startsWith(methodName + '(')) { |
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return true |
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} |
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// 带参数的方法调用:methodName(...) |
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if (exp.type === 8) { // COMPOUND_EXPRESSION |
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const children = exp.children |
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if (children && children.length >= 1) { |
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const firstChild = children[0] |
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if (firstChild.type === 4 && firstChild.content === methodName) { |
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return true |
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} |
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} |
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} |
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// 检查AST中的方法调用 |
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if (exp.ast) { |
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return this.checkAstMethodCall(exp.ast, methodName) |
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} |
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return false |
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} |
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/** |
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* 检查AST中的方法调用 |
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* @param {Object} ast - AST节点 |
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* @param {string} methodName - 方法名称 |
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* @returns {boolean} 是否是方法调用 |
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*/ |
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checkAstMethodCall(ast, methodName) { |
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if (!ast) return false |
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// 简单标识符:methodName |
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if (ast.type === 'Identifier' && ast.name === methodName) { |
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return true |
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} |
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|
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// 方法调用:methodName(...) |
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if (ast.type === 'CallExpression') { |
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if (ast.callee && ast.callee.type === 'Identifier' && ast.callee.name === methodName) { |
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return true |
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} |
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} |
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return false |
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} |
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/** |
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* 创建可视组件上下文 |
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* @param {Object} node - AST节点 |
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* @param {string} eventType - 事件类型 |
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* @param {string} componentName - 组件名称 |
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* @param {string} methodName - 方法名称 |
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* @param {string} filePath - 组件文件路径 |
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* @returns {Object} 可视组件上下文 |
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*/ |
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createVisualContext(node, eventType, componentName, methodName, filePath) { |
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const tag = node.tag |
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const props = node.props || [] |
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|
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// 提取元素属性 |
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const attributes = {} |
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props.forEach(prop => { |
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if (prop.type === 6) { // ATTRIBUTE |
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attributes[prop.name] = prop.value ? prop.value.content : '' |
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} |
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}) |
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let triggerName = attributes.name || attributes.id || '' |
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let triggerType = 'button' // 默认类型 |
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|
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// 根据标签类型确定触发源类型 |
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if (tag === 'form') { |
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triggerType = 'form' |
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} else if (tag === 'button') { |
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triggerType = 'button' |
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} else if (tag === 'input') { |
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triggerType = 'input' |
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} else if (tag === 'select') { |
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triggerType = 'select' |
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} else if (tag === 'textarea') { |
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triggerType = 'textarea' |
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} else { |
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// 其他元素类型 |
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triggerType = 'element' |
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} |
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|
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// 如果没有名称,生成一个 |
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if (!triggerName) { |
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triggerName = `${componentName.toLowerCase()}-${tag}-${this.generateUniqueSuffix()}` |
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} |
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|
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return { |
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triggerName: triggerName, |
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triggerType: triggerType |
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} |
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} |
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/** |
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* 查找方法的调用者 |
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* @param {string} methodName - 方法名称 |
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* @param {Map} functionCallMap - 函数调用关系映射 |
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* @returns {string|null} 调用者方法名 |
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*/ |
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findMethodCaller(methodName, functionCallMap) { |
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const funcInfo = functionCallMap.get(methodName) |
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if (funcInfo && funcInfo.callers && funcInfo.callers.length > 0) { |
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// 返回第一个调用者 |
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return funcInfo.callers[0] |
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} |
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return null |
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} |
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/** |
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* 检查方法名是否是生命周期钩子 |
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* @param {string} methodName - 方法名称 |
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* @returns {boolean} 是否是生命周期钩子 |
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*/ |
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isLifecycleHook(methodName) { |
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const lifecycleHooks = [ |
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'onMounted', 'onCreated', 'onBeforeMount', 'onBeforeCreate', |
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'onUpdated', 'onBeforeUpdate', 'onUnmounted', 'onBeforeUnmount', |
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'mounted', 'created', 'beforeMount', 'beforeCreate', |
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'updated', 'beforeUpdate', 'unmounted', 'beforeUnmount', |
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'setup' |
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] |
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return lifecycleHooks.includes(methodName) |
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} |
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/** |
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* 生成唯一后缀 |
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* @returns {string} 唯一后缀 |
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*/ |
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generateUniqueSuffix() { |
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return Math.random().toString(36).substr(2, 6) |
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} |
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} |
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module.exports = CallChainTracer
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