fix: duplication tags

Author: MuYunyun

README-en.md

@@ -45,7 +45,7 @@ Create React Doc provides the official default theme [crd-seed](https://github.c
 * GitHub linkage.
 * Support using tags to customize aggregate article content.
 
-[my blog](http://muyunyun.cn/blog) is based default theme to build。
+[my blog](http://muyunyun.cn/blog) is based [crd-seed](https://github.com/MuYunyun/create-react-doc/tree/main/packages/crd-seed) theme to build。
 
 ![](http://with.muyunyun.cn/ec330b8ac2175c828be41f446f9f9619.jpg)
 ![](http://with.muyunyun.cn/2e7440e4256debda2d73a4e6392c7146.jpg-300)

README.md

@@ -48,7 +48,7 @@ create-react-doc 提供了官方默认主题 [crd-seed](https://github.com/MuYun
 * 支持与 GitHub 文档编辑能力联动。
 * 支持配置展示标签以自定义聚合文章内容。
 
-[笔者博客](http://muyunyun.cn/blog) 就是使用默认主题搭建的。
+[笔者博客](http://muyunyun.cn/blog)使用的是 [crd-seed](https://github.com/MuYunyun/create-react-doc/tree/main/packages/crd-seed) 主题搭建的。
 
 ![](http://with.muyunyun.cn/ec330b8ac2175c828be41f446f9f9619.jpg)
 ![](http://with.muyunyun.cn/2e7440e4256debda2d73a4e6392c7146.jpg-300)

packages/crd-scripts/src/conf/getPrerenderRoutes.js

@@ -1,7 +1,4 @@
-const {
-  directoryTree,
-  mapTagsWithArticle
-} = require('./node-directory-tree')
+const { directoryTree } = require('./node-directory-tree')
 
 const getDirTree = (cmd) => {
   const dir = cmd.markdownPaths
@@ -11,10 +8,11 @@ const getDirTree = (cmd) => {
     extensions: /\.md/,
     prerender: true,
   }
-  console.log('mapTagsWithArticle before', mapTagsWithArticle)
+  const mapTagsWithArticle = []
   const dirTree = dirs.map(path => directoryTree({
     path,
     options: otherProps,
+    mapTagsWithArticle
   }))
   console.log('mapTagsWithArticle after', mapTagsWithArticle)
   return {

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

@@ -44,15 +44,6 @@ function safeReadDirSync(path) {
 // collect unique tags from all articles.
 const tagsArr = []
 
-// The global arr cache has side effects, to follow up optimizing.
-// [{
-//  tagName: 'customTag1',    // tag type name
-//  mapArticle: [{
-//    path,                   // click tag to jump route such as /tags/customTag1
-//    title                   // the name of article
-//  }]
-// }]
-const mapTagsWithArticle = []
 /** build directory Tree, fork from https://github.com/mihneadb/node-directory-tree
  * path: path for file
  * options: {
@@ -62,11 +53,19 @@ const mapTagsWithArticle = []
  *   prerender: Boolean. Used for prerender.
  *   generate: Boolean. Used for generating info in front-matter.
  * }
+ * mapTagsWithArticle: [{
+ *  tagName: 'customTag1',    // tag type name
+ *  mapArticle: [{
+ *    path,                   // click tag to jump route such as /tags/customTag1
+ *    title                   // the name of article
+ *  }]
+ * }]
  */
 function directoryTree({
   path,
   options,
-  routePath = ''
+  routePath = '',
+  mapTagsWithArticle
 }) {
   const name = PATH.basename(path, '.md')
   const item = { name }
@@ -116,7 +115,7 @@ function directoryTree({
 
       const yamlParse = contentMatch ? YAML.parse(contentMatch[1]) : {}
       const { tags: articleTags, abbrlink } = yamlParse
-      if (Array.isArray(articleTags)) {
+      if (Array.isArray(articleTags) && Array.isArray(mapTagsWithArticle)) {
         const cpArticleTags = Array.from(new Set(articleTags))
         for (let i = 0; i < cpArticleTags.length; i++) {
           const articleTag = cpArticleTags[i]
@@ -176,7 +175,8 @@ function directoryTree({
         directoryTree({
           path: PATH.join(path, child),
           options,
-          routePath: routePropsCurrent
+          routePath: routePropsCurrent,
+          mapTagsWithArticle
         }),
       )
       .filter(e => !!e)
@@ -191,6 +191,5 @@ function directoryTree({
 }
 
 module.exports = {
-  directoryTree,
-  mapTagsWithArticle
+  directoryTree
 }