feat: support generate uuid

Author: MuYunyun

docs/数学公式.md

@@ -1,4 +1,5 @@
 <!--
+abbrlink: slkczvi1
 title: 数学公式
 date: 2019-05-12 13:23:44
 -->

packages/crd-scripts/src/conf/node-directory-tree.js

@@ -3,7 +3,7 @@ const fs = require('fs')
 const PATH = require('path')
 const YAML = require('yamljs')
 const { execSync } = require('child_process')
-const { replaceFileContent } = require('crd-utils')
+const { replaceFileContent, generateRandomId } = require('crd-utils')
 const { getDigitFromDir, timeFormat } = require('../utils')
 
 const constants = {
@@ -79,8 +79,12 @@ function directoryTree({
       if (!contentStr) return
       const contentMatch = contentStr.match(/^<!--([^>]*)-->/)
       if (options.generate) {
+        if (!contentMatch) {
+
+        }
         if (contentMatch && contentMatch[1].indexOf('abbrlink') === -1) {
-          replaceFileContent(path, contentMatch[1], `\nabbrlink: 290a4219${contentMatch[1]}`)
+          const randomId = generateRandomId(8)
+          replaceFileContent(path, contentMatch[1], `\nabbrlink: ${randomId}${contentMatch[1]}`)
           console.log('✅ replaceFileContent success')
         }
       }

packages/crd-utils/index.js

@@ -34,11 +34,27 @@ const replaceFileContent = (path, source, target) => {
   })
 }
 
+const insertFrontMatter = () => {
+  // todo...
+}
+
+// generate a random string, length of it is n.
+const generateRandomId = (n) => {
+  const str = ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z']
+  let res = ""
+  for (let i = 0; i < n; i++) {
+    const id = Math.ceil(Math.random() * 35)
+    res += str[id]
+  }
+  return res
+}
+
 module.exports = {
   resolveApp,
   resolveTool,
   getDocsConfig,
   replaceFileContent,
+  generateRandomId,
   // common paths
   docsGitIgnore: resolveApp('.gitignore'),
   docsBase: resolveApp(''),