add: 匹配前置知识和关键点

Author: zhenbushidashen

README.md

@@ -25,7 +25,7 @@
 ```
 
 ## 爬虫
-- npm run crawl
+- sudo npm run crawl
 - 此命令会先从github上拉取问题列表，将文件名解析成数组，然后根据问题名称循环拉取与之对应的markdown文件（此过程会先查找本地是否存在，如果存在则跳过）
 - 问题拉取完成后，根据markdown匹配正则，转化成所需的json文件
 

scripts/generateleetcode.js

@@ -18,6 +18,7 @@ const genertateLeetcodeToJson = () => {
 
     let languageResloved = []
     let preKnowledge = []
+    let keyPoints = []
     let markdown
 
     try {
@@ -35,6 +36,7 @@ const genertateLeetcodeToJson = () => {
     }
 
 
+
     /**
      *  以下替换是为了统一markdown语言标识    
     */
@@ -52,64 +54,48 @@ const genertateLeetcodeToJson = () => {
         })
 
       })
+    })
+    markdown.replace(Utils.getSatelliteDataReg().pre, (noUseMatch, $1) => {
 
-      markdown.replace(Utils.getSatelliteDataReg().pre, (noUseMatch, $1) => {
+      preKnowledge.push({
+        text: $1,
+      })
+    })
 
-        preKnowledge.push({
-          text: $1,
-        })
-        console.log('前置知识:', $1)
+    markdown.replace(Utils.getSatelliteDataReg().keyPoints, (noUseMatch, $1) => {
+      keyPoints = $1.replace(/\s/g, '').split('-').filter(s => (s && s !== '解析')).map(s => ({ text: s, link: null }))
 
-      })
+    })
 
+    /**
+     *  TODO 这边解析字段不全 
+     */
+
+    const [questionID, name,] = filename.split('.')
+
+    let oCustomStruct = {
+      id: questionID,
+      name,
+      company: [
+      ],
+      // todo
+      tags: [
+      ],
+      pre: preKnowledge,
+      keyPoints,
+      solution: `https://github.com/azl397985856/leetcode/blob/master/problems/${filename}`,
+      code: languageResloved,
+    }
+
+
+
+    Logger.success(`开始生成 "${filename}"`)
+
+    Utils.writeFileSync('spider/yield-db-json', `${filename.slice(0, -3)}.json`, JSON.stringify(oCustomStruct, null, 2))
+
+    Logger.success(`生成 "${filename}" 完毕`)
 
-      /**
-       *  TODO 这边解析字段不全 
-       */
-
-      const [questionID, name,] = filename.split('.')
-
-      let oCustomStruct = {
-        id: questionID,
-        name,
-        company: [
-          {
-            name: "阿里巴巴",
-          }
-        ],
-        // todo
-        tags: [
-          {
-            id: "recursion",
-            text: "递归",
-            link: null,
-          }
-        ],
-        pre: [
-          {
-            text: "辅助栈",
-            link: null,
-          }
-        ],
-        keyPoints: [
-          {
-            text: "辅助栈",
-            link: null,
-          },
-        ],
-        solution: `https://github.com/azl397985856/leetcode/blob/master/problems/${filename}`,
-        code: languageResloved,
-      }
-
-
-
-      Logger.success(`开始生成 "${filename}"`)
-
-      Utils.writeFileSync('spider/yield-db-json', `${filename.slice(0, -3)}.json`, JSON.stringify(oCustomStruct, null, 2))
-
-      Logger.success(`生成 "${filename}" 完毕`)
 
-    })
 
   })
 

scripts/utils.js

@@ -21,7 +21,8 @@ const Utils = {
 
    getSatelliteDataReg() {
       return {
-         pre: /(?:前置知识)([\s\S]*)(?:##)/g
+         pre: /(?<=## 前置知识)([\s\S]*?)(?=##)/g,
+         keyPoints: /(?<=## 关键点)([\s\S]*?)(?=##)/
       }
    },
 
@@ -45,7 +46,7 @@ const Utils = {
     * @memberof Utils
     */
    getKeyMatterReg() {
-      return /(?:# 关键点)([.|[\r\n]]*?)(?:#)/g
+      return /(?<=关键点)([.|[\r\n]]*?)(?:#)/g
    },