From 6f39fe9a5f45970cd6bd8b7177f2ebc2b16eba89 Mon Sep 17 00:00:00 2001
From: xiaozzzi <42293085+xiaozzzi@users.noreply.github.com>
Date: Tue, 16 Jan 2024 00:20:38 +0800
Subject: [PATCH] =?UTF-8?q?refactor:=20=E7=9B=AE=E5=BD=95=E7=9A=84?=
 =?UTF-8?q?=E6=9E=84=E9=80=A0=E6=96=B9=E5=BC=8F?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../src/views/article/ArticleIndex.vue        | 31 +++++----
 .../src/views/article/ArticleViewWindow.vue   | 49 +++++++-------
 .../src/views/article/EditorTools.vue         |  2 +-
 .../src/views/article/scripts/article.ts      | 49 ++++++++++++++
 .../src/views/article/scripts/markedjs.ts     | 32 ++++-----
 .../views/article/styles/bl-preview-toc.scss  | 21 ++----
 blossom-web/src/views/article/Articles.vue    | 66 +++++++++++++++----
 blossom-web/src/views/article/index.d.ts      |  9 +++
 8 files changed, 172 insertions(+), 87 deletions(-)

diff --git a/blossom-editor/src/renderer/src/views/article/ArticleIndex.vue b/blossom-editor/src/renderer/src/views/article/ArticleIndex.vue
index c6d75a2..98cd549 100644
--- a/blossom-editor/src/renderer/src/views/article/ArticleIndex.vue
+++ b/blossom-editor/src/renderer/src/views/article/ArticleIndex.vue
@@ -69,12 +69,10 @@
       <div :class="['bl-preview-toc-absolute', tocsExpand ? 'is-expand-open' : 'is-expand-close']" ref="TocRef">
         <div class="toc-title" ref="TocTitleRef">
           目录
-          <span v-show="tocsExpand" style="font-size: 10px">({{ isMacOS() ? 'Cmd' : 'Alt' }}+2 可隐藏)</span>
+          <span v-show="tocsExpand" style="font-size: 10px">({{ keymaps.hideToc }} 可隐藏)</span>
         </div>
         <div class="toc-content" v-show="tocsExpand">
-          <div v-for="toc in articleToc" :key="toc.index" :class="[toc.clazz]" @click="toScroll(toc.level, toc.content)">
-            <span v-html="toc.content"></span>
-          </div>
+          <div v-for="toc in articleToc" :key="toc.id" :class="[toc.clazz]" @click="toScroll(toc.id)" v-html="toc.content"></div>
         </div>
         <div class="img-title">
           引用图片
@@ -171,7 +169,8 @@ import Notify from '@renderer/scripts/notify'
 import { useDraggable } from '@renderer/scripts/draggable'
 import type { shortcutFunc } from '@renderer/scripts/shortcut-register'
 import { treeToInfo, provideKeyDocInfo, provideKeyCurArticleInfo } from '@renderer/views/doc/doc'
-import { TempTextareaKey, ArticleReference, DocEditorStyle } from './scripts/article'
+import { TempTextareaKey, ArticleReference, DocEditorStyle, parseTocAsync } from './scripts/article'
+import type { Toc } from './scripts/article'
 import { beforeUpload, onError, picCacheWrapper, picCacheRefresh, uploadForm, uploadDate } from '@renderer/views/picture/scripts/picture'
 import { useResize } from './scripts/editor-preview-resize'
 // codemirror
@@ -189,6 +188,8 @@ import marked, {
 } from './scripts/markedjs'
 import { EPScroll } from './scripts/editor-preview-scroll'
 import { useArticleHtmlEvent } from './scripts/article-html-event'
+import { shallowRef } from 'vue'
+import { keymaps } from './scripts/editor-tools'
 
 const PictureViewerInfo = defineAsyncComponent(() => import('@renderer/views/picture/PictureViewerInfo.vue'))
 // const EditorTools = defineAsyncComponent(() => import('./EditorTools.vue'))
@@ -463,7 +464,7 @@ const saveCurArticleContent = async (auto: boolean = false) => {
     name: curArticle.value!.name,
     markdown: cmw.getDocString(),
     html: PreviewRef.value.innerHTML,
-    toc: JSON.stringify(articleToc.value),
+    // toc: JSON.stringify(articleToc.value),
     references: articleImg.value.concat(articleLink.value)
   }
   await articleUpdContentApi(data)
@@ -614,7 +615,7 @@ const setNewState = (md: string): void => {
 
 //#region ----------------------------------------< marked/preview >-------------------------------
 const renderInterval = ref(0) // 解析用时
-const articleHtml = ref('') // 解析后的 html 内容
+const articleHtml = shallowRef('') // 解析后的 html 内容
 let immediateParse = false // 是否立即渲染, 文档初次加载时立即渲染, 内容变更时防抖渲染
 /**
  * 自定义渲染
@@ -633,7 +634,6 @@ const renderer = {
     return renderCode(code, language, _isEscaped)
   },
   heading(text: any, level: number): string {
-    articleToc.value.push({ level: level, clazz: 'toc-' + level, index: articleToc.value.length, content: text })
     return renderHeading(text, level)
   },
   image(href: string | null, _title: string | null, text: string): string {
@@ -671,6 +671,7 @@ const parse = () => {
     articleHtml.value = content
     renderInterval.value = Date.now() - begin
     articleParseing = false
+    nextTick(() => parseToc())
   })
 }
 
@@ -693,9 +694,9 @@ useResize(EditorRef, PreviewRef, ResizeDividerRef)
 //#endregion
 
 //#region ----------------------------------------< TOC >------------------------------------------
-const articleToc = ref<any[]>([])
-const articleImg = ref<ArticleReference[]>([]) // 文章对图片引用
-const articleLink = ref<ArticleReference[]>([]) // 文章对链接的引用
+const articleToc = shallowRef<Toc[]>([])
+const articleImg = shallowRef<ArticleReference[]>([]) // 文章对图片引用
+const articleLink = shallowRef<ArticleReference[]>([]) // 文章对链接的引用
 const TocRef = ref()
 const TocTitleRef = ref()
 /**
@@ -703,18 +704,20 @@ const TocTitleRef = ref()
  * @param level 标题级别
  * @param content 标题内容
  */
-const toScroll = (level: number, content: string) => {
-  let id = level + '-' + content
+const toScroll = (id: string) => {
   let elm: HTMLElement = document.getElementById(id) as HTMLElement
   ;(elm.parentNode as Element).scrollTop = elm.offsetTop
 }
 // 清空当前目录内容
 const clearTocAndImg = () => {
-  articleToc.value = []
   articleImg.value = []
   articleLink.value = []
 }
 
+const parseToc = async () => {
+  parseTocAsync(PreviewRef.value).then((tocs) => (articleToc.value = tocs))
+}
+
 useDraggable(TocRef, TocTitleRef)
 
 //#endregion
diff --git a/blossom-editor/src/renderer/src/views/article/ArticleViewWindow.vue b/blossom-editor/src/renderer/src/views/article/ArticleViewWindow.vue
index b285cd4..1d85251 100644
--- a/blossom-editor/src/renderer/src/views/article/ArticleViewWindow.vue
+++ b/blossom-editor/src/renderer/src/views/article/ArticleViewWindow.vue
@@ -4,60 +4,62 @@
     <div class="bl-preview-toc-block">
       <div class="toc-subtitle">《{{ article?.name }}》</div>
       <div class="toc-subtitle">
-        <span class="iconbl bl-pen-line"></span> {{ article?.words }} 字 |
-        <span class="iconbl bl-read-line"></span> {{ article?.uv }} |
+        <span class="iconbl bl-pen-line"></span> {{ article?.words }} 字 | <span class="iconbl bl-read-line"></span> {{ article?.uv }} |
         <span class="iconbl bl-like-line"></span> {{ article?.likes }}
       </div>
-      <div class="toc-subtitle">
-        <span class="iconbl bl-a-clock3-line"></span> 公开 {{ article?.openTime }}
-      </div>
-      <div class="toc-subtitle">
-        <span class="iconbl bl-a-clock3-line"></span> 修改 {{ article?.updTime }}
-      </div>
+      <div class="toc-subtitle"><span class="iconbl bl-a-clock3-line"></span> 公开 {{ article?.openTime }}</div>
+      <div class="toc-subtitle"><span class="iconbl bl-a-clock3-line"></span> 修改 {{ article?.updTime }}</div>
       <div class="toc-title">目录</div>
       <div class="toc-content">
-        <div v-for="toc in tocList" :key="toc.index" :class="[toc.clazz]" @click="toScroll(toc.level, toc.content)">
+        <div v-for="toc in tocs" :key="toc.id" :class="[toc.clazz]" @click="toScroll(toc.id)">
           {{ toc.content }}
         </div>
       </div>
     </div>
 
-    <div class="preview bl-preview" :style="editorStyle" v-html="article?.html"></div>
+    <div class="preview bl-preview" :style="editorStyle" v-html="article?.html" ref="WindowPreviewRef"></div>
     <el-backtop target=".preview" :right="50" :bottom="50">
       <div class="iconbl bl-send-line backtop"></div>
     </el-backtop>
   </div>
 </template>
 <script setup lang="ts">
-import { storeToRefs } from "pinia"
-import { ref, onMounted } from 'vue'
+import { storeToRefs } from 'pinia'
+import { ref, onMounted, nextTick } from 'vue'
 import { useRoute } from 'vue-router'
 import { articleInfoApi } from '@renderer/api/blossom'
 import { useConfigStore } from '@renderer/stores/config'
-
+import { parseTocAsync } from './scripts/article'
+import type { Toc } from './scripts/article'
 
 const configStore = useConfigStore()
 const { editorStyle } = storeToRefs(configStore)
 
-const route = useRoute();
+const route = useRoute()
 const article = ref<DocInfo>()
-const tocList = ref<any>([])
+const tocs = ref<Toc[]>([])
+const WindowPreviewRef = ref()
 
 /**
  * 跳转至指定ID位置,ID为 标题级别-标题内容
  * @param level 标题级别
  * @param content 标题内容
  */
-const toScroll = (level: number, content: string) => {
-  let id = level + '-' + content
+const toScroll = (id: string) => {
   let elm: HTMLElement = document.getElementById(id) as HTMLElement
-  (elm.parentNode as Element).scrollTop = elm.offsetTop
+  ;(elm.parentNode as Element).scrollTop = elm.offsetTop - 40
 }
 
 const initPreview = (articleId: string) => {
-  articleInfoApi({ id: articleId, showToc: true, showMarkdown: false, showHtml: true }).then(resp => {
+  articleInfoApi({ id: articleId, showToc: false, showMarkdown: false, showHtml: true }).then((resp) => {
     article.value = resp.data
-    tocList.value = JSON.parse(resp.data.toc)
+    nextTick(() => initToc())
+  })
+}
+
+const initToc = () => {
+  parseTocAsync(WindowPreviewRef.value).then((toc) => {
+    tocs.value = toc
   })
 }
 
@@ -65,7 +67,7 @@ onMounted(() => {
   initPreview(route.query.articleId as string)
 })
 </script>
-<style scoped lang=scss>
+<style scoped lang="scss">
 @import './styles/bl-preview-toc.scss';
 @import './styles/article-backtop.scss';
 
@@ -88,10 +90,7 @@ onMounted(() => {
     :deep(.katex > *) {
       font-size: 1.2em !important;
       font-family: 'KaTeX_Size1', sans-serif !important;
-      // font-size: 1.3em !important;
-      // font-family: 'KaTeX_Math', sans-serif !important;
     }
   }
-
 }
-</style>
\ No newline at end of file
+</style>
diff --git a/blossom-editor/src/renderer/src/views/article/EditorTools.vue b/blossom-editor/src/renderer/src/views/article/EditorTools.vue
index e1c2679..22c67ff 100644
--- a/blossom-editor/src/renderer/src/views/article/EditorTools.vue
+++ b/blossom-editor/src/renderer/src/views/article/EditorTools.vue
@@ -227,7 +227,7 @@
       <!-- 其他工具 -->
       <div class="divider"></div>
       <el-tooltip
-        content="查看快捷键"
+        content="快捷键说明"
         popper-class="is-small"
         effect="light"
         placement="top"
diff --git a/blossom-editor/src/renderer/src/views/article/scripts/article.ts b/blossom-editor/src/renderer/src/views/article/scripts/article.ts
index 867e19d..2da72a2 100644
--- a/blossom-editor/src/renderer/src/views/article/scripts/article.ts
+++ b/blossom-editor/src/renderer/src/views/article/scripts/article.ts
@@ -46,3 +46,52 @@ export interface ArticleReference {
    */
   type: 10 | 11 | 12 | 21
 }
+
+/**
+ * 目录结构
+ */
+export interface Toc {
+  content: string
+  clazz: string
+  id: string
+}
+
+/**
+ * 解析文章中的标题, 返回目录对象集合
+ *
+ * @param ele
+ * @returns
+ */
+export const parseTocAsync = async (ele: HTMLElement): Promise<Toc[]> => {
+  let heads = ele.querySelectorAll('h1, h2, h3, h4, h5, h6')
+  let tocs: Toc[] = []
+  for (let i = 0; i < heads.length; i++) {
+    let head: Element = heads[i]
+    let level = 1
+    let content = (head as HTMLElement).innerText
+    let id = head.id
+    switch (head.localName) {
+      case 'h1':
+        level = 1
+        break
+      case 'h2':
+        level = 2
+        break
+      case 'h3':
+        level = 3
+        break
+      case 'h4':
+        level = 4
+        break
+      case 'h5':
+        level = 5
+        break
+      case 'h6':
+        level = 6
+        break
+    }
+    let toc: Toc = { content: content, clazz: 'toc-' + level, id: id }
+    tocs.push(toc)
+  }
+  return tocs
+}
diff --git a/blossom-editor/src/renderer/src/views/article/scripts/markedjs.ts b/blossom-editor/src/renderer/src/views/article/scripts/markedjs.ts
index 3b3e5c8..593958c 100644
--- a/blossom-editor/src/renderer/src/views/article/scripts/markedjs.ts
+++ b/blossom-editor/src/renderer/src/views/article/scripts/markedjs.ts
@@ -103,15 +103,26 @@ export const tokenizerCodespan = (src: string): any => {
 //#endregion
 
 //#region ----------------------------------------< renderer >--------------------------------------
-
+const domParser = new DOMParser()
 /**
  * 标题解析为 TOC 集合, 增加锚点跳转
  * @param text  标题内容
  * @param level 标题级别
  */
 export const renderHeading = (text: any, level: number) => {
-  const realLevel = level
-  return `<h${realLevel} id="${realLevel}-${text}">${text}</h${realLevel}>`
+  let id: string = randomInt(1000000, 9999999).toString()
+  try {
+    let dom = domParser.parseFromString(text, 'text/html')
+    if (dom) {
+      id += dom.body.innerText
+    } else {
+      id += text
+    }
+  } catch {
+    id += text
+  }
+
+  return `<h${level} id="${id}">${text}</h${level}>`
 }
 
 /**
@@ -328,25 +339,10 @@ export const renderCode = (code: string, language: string | undefined, _isEscape
 
 /**
  * 单行代码块的解析拓展
- * 1. katex `$内部写表达式$`
  * @param src
  * @returns
  */
 export const renderCodespan = (src: string) => {
-  let arr = src.match(singleDollar)
-  if (arr != null && arr.length > 0) {
-    try {
-      return katex.renderToString(arr[1], {
-        throwOnError: true,
-        output: 'html'
-      })
-    } catch (error) {
-      console.error(error)
-      return `<div class='bl-preview-analysis-fail-inline'>
-          Katex 语法解析失败! 你可以尝试前往<a href='https://katex.org/#demo' target='_blank'> Katex 官网</a> 来校验你的公式。
-          </div>`
-    }
-  }
   return `<code>${src}</code>`
 }
 
diff --git a/blossom-editor/src/renderer/src/views/article/styles/bl-preview-toc.scss b/blossom-editor/src/renderer/src/views/article/styles/bl-preview-toc.scss
index 5025b97..ddbf359 100644
--- a/blossom-editor/src/renderer/src/views/article/styles/bl-preview-toc.scss
+++ b/blossom-editor/src/renderer/src/views/article/styles/bl-preview-toc.scss
@@ -7,7 +7,6 @@
 
   .toc-content {
     overflow-y: overlay;
-    padding-top: 10px;
 
     .toc-1,
     .toc-2,
@@ -38,33 +37,23 @@
     }
 
     .toc-2 {
-      &::before {
-        content: '  ';
-      }
+      padding-left: 10px;
     }
 
     .toc-3 {
-      &::before {
-        content: '    ';
-      }
+      padding-left: 20px;
     }
 
     .toc-4 {
-      &::before {
-        content: '      ';
-      }
+      padding-left: 30px;
     }
 
     .toc-5 {
-      &::before {
-        content: '        ';
-      }
+      padding-left: 40px;
     }
 
     .toc-6 {
-      &::before {
-        content: '          ';
-      }
+      padding-left: 50px;
     }
   }
 }
diff --git a/blossom-web/src/views/article/Articles.vue b/blossom-web/src/views/article/Articles.vue
index 905b12e..91d7da3 100644
--- a/blossom-web/src/views/article/Articles.vue
+++ b/blossom-web/src/views/article/Articles.vue
@@ -113,7 +113,7 @@
           </div>
           <div class="toc-title">目录</div>
           <div class="toc-content">
-            <div v-for="toc in tocList" :key="toc.index" :class="[toc.clazz]" @click="toScroll(toc.level, toc.content)">
+            <div v-for="toc in tocList" :key="toc.id" :class="[toc.clazz]" @click="toScroll(toc.id)">
               {{ toc.content }}
             </div>
           </div>
@@ -185,7 +185,7 @@ const article = ref<DocInfo>({
   html: `<div style="color:#E3E3E3;width:100%;height:300px;display:flex;justify-content: center;
     align-items: center;font-size:25px;">请在左侧菜单选择文章</div>`
 })
-const tocList = ref<any>([])
+const tocList = ref<Toc[]>([])
 const defaultOpeneds = ref<string[]>([])
 const PreviewRef = ref()
 
@@ -217,6 +217,10 @@ const getDocTree = () => {
   }
 }
 
+/**
+ * 获取文章信息
+ * @param tree
+ */
 const clickCurDoc = async (tree: DocTree) => {
   // 如果选中的是文章, 则查询文章详情, 用于在编辑器中显示以及注入
   if (tree.ty == 3) {
@@ -224,6 +228,7 @@ const clickCurDoc = async (tree: DocTree) => {
     window.history.replaceState('', '', '#/articles?articleId=' + tree.i)
     nextTick(() => {
       PreviewRef.value.scrollTo({ top: 0 })
+      parseTocAsync(PreviewRef.value)
     })
   }
 }
@@ -240,19 +245,56 @@ const getCurEditArticle = async (id: number) => {
   }
 
   const then = (resp: any) => {
-    if (isNull(resp.data)) return
+    if (isNull(resp.data)) {
+      return
+    }
     article.value = resp.data
-    tocList.value = JSON.parse(resp.data.toc)
   }
   if (userStore.isLogin) {
-    await articleInfoApi({ id: id, showToc: true, showMarkdown: false, showHtml: true }).then((resp) => then(resp))
+    await articleInfoApi({ id: id, showToc: false, showMarkdown: false, showHtml: true }).then((resp) => then(resp))
   } else {
-    await articleInfoOpenApi({ id: id, showToc: true, showMarkdown: false, showHtml: true }).then((resp) => then(resp))
+    await articleInfoOpenApi({ id: id, showToc: false, showMarkdown: false, showHtml: true }).then((resp) => then(resp))
   }
 }
 
-const toScroll = (level: number, content: string) => {
-  let id = level + '-' + content
+/**
+ * 解析目录
+ */
+const parseTocAsync = async (ele: HTMLElement) => {
+  let heads = ele.querySelectorAll('h1, h2, h3, h4, h5, h6')
+  let tocs: Toc[] = []
+  for (let i = 0; i < heads.length; i++) {
+    let head: Element = heads[i]
+    let level = 1
+    let content = (head as HTMLElement).innerText
+    let id = head.id
+    switch (head.localName) {
+      case 'h1':
+        level = 1
+        break
+      case 'h2':
+        level = 2
+        break
+      case 'h3':
+        level = 3
+        break
+      case 'h4':
+        level = 4
+        break
+      case 'h5':
+        level = 5
+        break
+      case 'h6':
+        level = 6
+        break
+    }
+    let toc: Toc = { content: content, clazz: 'toc-' + level, id: id }
+    tocs.push(toc)
+  }
+  tocList.value = tocs
+}
+
+const toScroll = (id: string) => {
   let elm = document.getElementById(id)
   elm?.scrollIntoView(true)
 }
@@ -349,6 +391,9 @@ const closeAll = () => {
   maskStyle.value = { display: 'none' }
 }
 
+/**
+ *
+ */
 const onresize = () => {
   let width = document.body.clientWidth
   if (width < 1100) {
@@ -552,10 +597,6 @@ const onresize = () => {
           .toc-5,
           .toc-6 {
             cursor: pointer;
-            // overflow: hidden;
-            // white-space: nowrap;
-            // text-overflow: ellipsis;
-            // white-space: pre;
 
             &:hover {
               font-weight: bold;
@@ -564,7 +605,6 @@ const onresize = () => {
 
           .toc-1 {
             font-size: 1.1em;
-            border-top: 2px solid #eeeeee;
             margin-top: 5px;
             padding-top: 5px;
 
diff --git a/blossom-web/src/views/article/index.d.ts b/blossom-web/src/views/article/index.d.ts
index b3144e2..986e50b 100644
--- a/blossom-web/src/views/article/index.d.ts
+++ b/blossom-web/src/views/article/index.d.ts
@@ -53,3 +53,12 @@ declare type DocType = 1 | 2 | 3
 declare interface Window {
   onHtmlEventDispatch: any
 }
+
+/**
+ * 目录结构
+ */
+declare interface Toc {
+  content: string
+  clazz: string
+  id: string
+}