feat: 优化markdown渲染

2025-01-20 01:15:38 +08:00
1 parent d8a283dd89
commit 63206e71b8
@@ -1 +1 @@
-v20.18.1
+v20.15.0
@@ -0,0 +1,69 @@
+<template>
+    <div class="cm-rander-wrapper">
+        <div class="cm-header">
+            <div class="cm-header-title">
+                <span>CodeMirror</span>
+            </div>
+            <div class="cm-header-controls">
+                <div class="cm-switch-show-hide" @click="show = !show">
+                    {{ show ? '收起' : '展开' }}
+                </div>
+            </div>
+        </div>
+        <miao-collapse :show="show" style="overflow: hidden;">
+            <div ref="cmRootRef"></div>
+        </miao-collapse>
+    </div>
+</template>
+
+<script setup lang="ts">
+import { EditorView, basicSetup } from "codemirror"
+import { EditorState } from "@codemirror/state"
+// import chevronDown from "./icons/chevronDown.vue";
+// import {javascript} from "@codemirror/lang-javascript"
+
+const props = defineProps<{
+    data: string
+}>()
+
+const show = ref(true)
+const cmRootRef = ref<HTMLElement>()
+
+onMounted(() => {
+    if (!cmRootRef.value) {
+        return
+    }
+    new EditorView({
+        parent: cmRootRef.value,
+        doc: props.data,
+        extensions: [
+            basicSetup,
+            EditorState.readOnly.of(true),
+        ],
+    })
+})
+
+</script>
+
+<style lang="scss" scoped>
+.cm-rander-wrapper {
+    .cm-header {
+        display: flex;
+        align-items: center;
+        justify-content: space-between;
+        padding: 0 10px;
+        height: 25px;
+        background-color: #000;
+        color: #fff;
+        border-radius: 10px 10px 0 0;
+        user-select: none;
+        .cm-header-controls {
+            .cm-switch-show-hide {
+                cursor: pointer;
+                color: #fff;
+                fill: #fff;
+           }
+        }
+    }
+}
+</style>
@@ -2,12 +2,15 @@

 <template>
    <div class="md-render-wrapper markdown-body">
-        <div v-html="renderedData" :key="_key"></div>
+        <!-- <div v-html="renderedData" :key="_key"></div> -->
+        <VNodeArr></VNodeArr>
    </div>
 </template>

 <script setup lang="ts">
 import useMarkdownit from '~/hooks/useMarkdownit';
+import Html2VNode from '~/utils/html2VNode';
+import codeMirror from './codeMirror.vue';

 const props = defineProps<{
    data: string
@@ -17,17 +20,48 @@ const _key = ref(Math.random())

 const markdownIt = await useMarkdownit()

-const renderedData = computed(() => {
-    return markdownIt.render(props.data)
+const VNodeArr = computed(() => {
+    if (!props.data) {
+        return () => []
+    }
+    const renderedData = markdownIt.render(props.data)
+    const h2v = new Html2VNode()
+    h2v.use(
+        {
+            filter(tagName) {
+                return tagName === 'code'
+            },
+            rander({
+                item,
+                tagName,
+                tagAttrs,
+                middlewareMap
+            }) {
+                return h(
+                    codeMirror,
+                    {
+                        // @ts-ignore
+                        data: (item.children[0].children as string).replaceAll('&lt;', '<').replaceAll('&gt;', '>'),
+                    },
+                )
+            },
+        }
+    )
+    const res = h2v.rander(renderedData)
+    return {
+        setup: () => {
+            return () => res
+        },
+    }
 })

-watch(() => renderedData.value, () => {
-    _key.value = Math.random()
-})
+// watch(() => renderedData.value, () => {
+//     _key.value = Math.random()
+// })

 </script>

-<style>
+<style lang="scss">
 .md-render-wrapper {
    code {
        box-sizing: border-box;
@@ -39,5 +73,14 @@ watch(() => renderedData.value, () => {
        padding-left: 10px;
        border-radius: 5px;
    }
+
+    hr {
+        display: block;
+        margin: 0;
+        unicode-bidi: isolate;
+        overflow: hidden;
+        border-style: inset;
+        border-width: 0;
+    }
 }
 </style>
@@ -10,10 +10,13 @@
    "postinstall": "nuxt prepare"
  },
  "dependencies": {
+    "@codemirror/lang-javascript": "^6.2.2",
+    "@codemirror/state": "^6.5.1",
    "@pinia/nuxt": "^0.9.0",
    "@types/node": "^22.10.5",
    "bcryptjs": "^2.4.3",
    "better-sqlite3": "11.3.0",
+    "codemirror": "^6.0.1",
    "dayjs": "^1.11.13",
    "jsonwebtoken": "^9.0.2",
    "markdown-it": "^14.1.0",
@@ -8,6 +8,12 @@ importers:

  .:
    dependencies:
+      '@codemirror/lang-javascript':
+        specifier: ^6.2.2
+        version: 6.2.2
+      '@codemirror/state':
+        specifier: ^6.5.1
+        version: 6.5.1
      '@pinia/nuxt':
        specifier: ^0.9.0
        version: 0.9.0(magicast@0.3.5)(pinia@2.3.0(typescript@5.7.3)(vue@3.5.13(typescript@5.7.3)))(rollup@4.30.1)
@@ -20,6 +26,9 @@ importers:
      better-sqlite3:
        specifier: 11.3.0
        version: 11.3.0
+      codemirror:
+        specifier: ^6.0.1
+        version: 6.0.1
      dayjs:
        specifier: ^1.11.13
        version: 1.11.13
@@ -226,6 +235,30 @@ packages:
    resolution: {integrity: sha512-YLPHc8yASwjNkmcDMQMY35yiWjoKAKnhUbPRszBRS0YgH+IXtsMp61j+yTcnCE3oO2DgP0U3iejLC8FTtKDC8Q==}
    engines: {node: '>=16.13'}

+  '@codemirror/autocomplete@6.18.4':
+    resolution: {integrity: sha512-sFAphGQIqyQZfP2ZBsSHV7xQvo9Py0rV0dW7W3IMRdS+zDuNb2l3no78CvUaWKGfzFjI4FTrLdUSj86IGb2hRA==}
+
+  '@codemirror/commands@6.8.0':
+    resolution: {integrity: sha512-q8VPEFaEP4ikSlt6ZxjB3zW72+7osfAYW9i8Zu943uqbKuz6utc1+F170hyLUCUltXORjQXRyYQNfkckzA/bPQ==}
+
+  '@codemirror/lang-javascript@6.2.2':
+    resolution: {integrity: sha512-VGQfY+FCc285AhWuwjYxQyUQcYurWlxdKYT4bqwr3Twnd5wP5WSeu52t4tvvuWmljT4EmgEgZCqSieokhtY8hg==}
+
+  '@codemirror/language@6.10.8':
+    resolution: {integrity: sha512-wcP8XPPhDH2vTqf181U8MbZnW+tDyPYy0UzVOa+oHORjyT+mhhom9vBd7dApJwoDz9Nb/a8kHjJIsuA/t8vNFw==}
+
+  '@codemirror/lint@6.8.4':
+    resolution: {integrity: sha512-u4q7PnZlJUojeRe8FJa/njJcMctISGgPQ4PnWsd9268R4ZTtU+tfFYmwkBvgcrK2+QQ8tYFVALVb5fVJykKc5A==}
+
+  '@codemirror/search@6.5.8':
+    resolution: {integrity: sha512-PoWtZvo7c1XFeZWmmyaOp2G0XVbOnm+fJzvghqGAktBW3cufwJUWvSCcNG0ppXiBEM05mZu6RhMtXPv2hpllig==}
+
+  '@codemirror/state@6.5.1':
+    resolution: {integrity: sha512-3rA9lcwciEB47ZevqvD8qgbzhM9qMb8vCcQCNmDfVRPQG4JT9mSb0Jg8H7YjKGGQcFnLN323fj9jdnG59Kx6bg==}
+
+  '@codemirror/view@6.36.2':
+    resolution: {integrity: sha512-DZ6ONbs8qdJK0fdN7AB82CgI6tYXf4HWk1wSVa0+9bhVznCuuvhQtX8bFBoy3dv8rZSQqUd8GvhVAcielcidrA==}
+
  '@ctrl/tinycolor@3.6.1':
    resolution: {integrity: sha512-SITSV6aIXsuVNV3f3O0f2n/cgyEDWoSqtZMYiAmcsYHydcKrOz3gUxB/iXd/Qf08+IZX4KpgNbvUdMBmWz+kcA==}
    engines: {node: '>=10'}
@@ -576,11 +609,26 @@ packages:
  '@kwsites/promise-deferred@1.1.1':
    resolution: {integrity: sha512-GaHYm+c0O9MjZRu0ongGBRbinu8gVAMd2UZjji6jVmqKtZluZnptXGWhz1E8j8D2HJ3f/yMxKAUC0b+57wncIw==}

+  '@lezer/common@1.2.3':
+    resolution: {integrity: sha512-w7ojc8ejBqr2REPsWxJjrMFsA/ysDCFICn8zEOR9mrqzOu2amhITYuLD8ag6XZf0CFXDrhKqw7+tW8cX66NaDA==}
+
+  '@lezer/highlight@1.2.1':
+    resolution: {integrity: sha512-Z5duk4RN/3zuVO7Jq0pGLJ3qynpxUVsh7IbUbGj88+uV2ApSAn6kWg2au3iJb+0Zi7kKtqffIESgNcRXWZWmSA==}
+
+  '@lezer/javascript@1.4.21':
+    resolution: {integrity: sha512-lL+1fcuxWYPURMM/oFZLEDm0XuLN128QPV+VuGtKpeaOGdcl9F2LYC3nh1S9LkPqx9M0mndZFdXCipNAZpzIkQ==}
+
+  '@lezer/lr@1.4.2':
+    resolution: {integrity: sha512-pu0K1jCIdnQ12aWNaAVU5bzi7Bd1w54J3ECgANPmYLtQKP0HBj2cE/5coBD66MT10xbtIuUr7tg0Shbsvk0mDA==}
+
  '@mapbox/node-pre-gyp@2.0.0-rc.0':
    resolution: {integrity: sha512-nhSMNprz3WmeRvd8iUs5JqkKr0Ncx46JtPxM3AhXes84XpSJfmIwKeWXRpsr53S7kqPkQfPhzrMFUxSNb23qSA==}
    engines: {node: '>=18'}
    hasBin: true

+  '@marijn/find-cluster-break@1.0.2':
+    resolution: {integrity: sha512-l0h88YhZFyKdXIFNfSWpyjStDjGHwZ/U7iobcK1cQQD8sejsONdQtTVU+1wVN1PBw40PiiHB1vA5S7VTfQiP9g==}
+
  '@netlify/functions@2.8.2':
    resolution: {integrity: sha512-DeoAQh8LuNPvBE4qsKlezjKj0PyXDryOFJfJKo3Z1qZLKzQ21sT314KQKPVjfvw6knqijj+IO+0kHXy/TJiqNA==}
    engines: {node: '>=14.0.0'}
@@ -1314,6 +1362,9 @@ packages:
    resolution: {integrity: sha512-RMr0FhtfXemyinomL4hrWcYJxmX6deFdCxpJzhDttxgO1+bcCnkk+9drydLVDmAMG7NE6aN/fl4F7ucU/90gAA==}
    engines: {node: '>=0.10.0'}

+  codemirror@6.0.1:
+    resolution: {integrity: sha512-J8j+nZ+CdWmIeFIGXEFbFPtpiYacFMDR8GlHK3IyHQJMCaVRfGx9NT+Hxivv1ckLWPvNdZqndbr/7lVhrf/Svg==}
+
  color-convert@2.0.1:
    resolution: {integrity: sha512-RRECPsj7iu/xb5oKYcsFHSppFNnsj/52OVTRKb4zP5onXwVF3zVmmToNcOfGC+CRDpfK/U584fMg38ZHCaElKQ==}
    engines: {node: '>=7.0.0'}
@@ -1380,6 +1431,9 @@ packages:
    resolution: {integrity: sha512-piICUB6ei4IlTv1+653yq5+KoqfBYmj9bw6LqXoOneTMDXk5nM1qt12mFW1caG3LlJXEKW1Bp0WggEmIfQB34g==}
    engines: {node: '>= 14'}

+  crelt@1.0.6:
+    resolution: {integrity: sha512-VQ2MBenTq1fWZUH9DJNGti7kKv6EeAuYr3cLwxUWhIu1baTaXh4Ib5W2CqHVqib4/MqbYGJqiL3Zb8GJZr3l4g==}
+
  croner@9.0.0:
    resolution: {integrity: sha512-onMB0OkDjkXunhdW9htFjEhqrD54+M94i6ackoUkjHKbRnXdyEyKRelp4nJ1kAz32+s27jP1FsebpJCVl0BsvA==}
    engines: {node: '>=18.0'}
@@ -2954,6 +3008,9 @@ packages:
  strip-literal@2.1.1:
    resolution: {integrity: sha512-631UJ6O00eNGfMiWG78ck80dfBab8X6IVFB51jZK5Icd7XAs60Z5y7QdSd/wGIklnWvRbUNloVzhOKKmutxQ6Q==}

+  style-mod@4.1.2:
+    resolution: {integrity: sha512-wnD1HyVqpJUI2+eKZ+eo1UwghftP6yuFheBqqe+bWCotBjC2K1YnteJILRMs3SM4V/0dLEW1SC27MWP5y+mwmw==}
+
  stylehacks@7.0.4:
    resolution: {integrity: sha512-i4zfNrGMt9SB4xRK9L83rlsFCgdGANfeDAYacO1pkqcE7cRHPdWHwnKZVz7WY17Veq/FvyYsRAU++Ga+qDFIww==}
    engines: {node: ^18.12.0 || ^20.9.0 || >=22.0}
@@ -3411,6 +3468,9 @@ packages:
      typescript:
        optional: true

+  w3c-keyname@2.2.8:
+    resolution: {integrity: sha512-dpojBhNsCNN7T82Tm7k26A6G9ML3NkhDsnw9n/eoxSRlVBB4CEtIQ/KTCLI2Fwf3ataSXRhYFkQi3SlnFwPvPQ==}
+
  web-streams-polyfill@3.3.3:
    resolution: {integrity: sha512-d2JWLCivmZYTSIoge9MsgFCZrt571BikcWGYkjC1khllbTeDlGqZ2D8vD8E/lJa8WGWbb7Plm8/XJYV7IJHZZw==}
    engines: {node: '>= 8'}
@@ -3698,6 +3758,61 @@ snapshots:
    dependencies:
      mime: 3.0.0

+  '@codemirror/autocomplete@6.18.4':
+    dependencies:
+      '@codemirror/language': 6.10.8
+      '@codemirror/state': 6.5.1
+      '@codemirror/view': 6.36.2
+      '@lezer/common': 1.2.3
+
+  '@codemirror/commands@6.8.0':
+    dependencies:
+      '@codemirror/language': 6.10.8
+      '@codemirror/state': 6.5.1
+      '@codemirror/view': 6.36.2
+      '@lezer/common': 1.2.3
+
+  '@codemirror/lang-javascript@6.2.2':
+    dependencies:
+      '@codemirror/autocomplete': 6.18.4
+      '@codemirror/language': 6.10.8
+      '@codemirror/lint': 6.8.4
+      '@codemirror/state': 6.5.1
+      '@codemirror/view': 6.36.2
+      '@lezer/common': 1.2.3
+      '@lezer/javascript': 1.4.21
+
+  '@codemirror/language@6.10.8':
+    dependencies:
+      '@codemirror/state': 6.5.1
+      '@codemirror/view': 6.36.2
+      '@lezer/common': 1.2.3
+      '@lezer/highlight': 1.2.1
+      '@lezer/lr': 1.4.2
+      style-mod: 4.1.2
+
+  '@codemirror/lint@6.8.4':
+    dependencies:
+      '@codemirror/state': 6.5.1
+      '@codemirror/view': 6.36.2
+      crelt: 1.0.6
+
+  '@codemirror/search@6.5.8':
+    dependencies:
+      '@codemirror/state': 6.5.1
+      '@codemirror/view': 6.36.2
+      crelt: 1.0.6
+
+  '@codemirror/state@6.5.1':
+    dependencies:
+      '@marijn/find-cluster-break': 1.0.2
+
+  '@codemirror/view@6.36.2':
+    dependencies:
+      '@codemirror/state': 6.5.1
+      style-mod: 4.1.2
+      w3c-keyname: 2.2.8
+
  '@ctrl/tinycolor@3.6.1': {}

  '@element-plus/icons-vue@2.3.1(vue@3.5.13(typescript@5.7.3))':
@@ -3916,6 +4031,22 @@ snapshots:

  '@kwsites/promise-deferred@1.1.1': {}

+  '@lezer/common@1.2.3': {}
+
+  '@lezer/highlight@1.2.1':
+    dependencies:
+      '@lezer/common': 1.2.3
+
+  '@lezer/javascript@1.4.21':
+    dependencies:
+      '@lezer/common': 1.2.3
+      '@lezer/highlight': 1.2.1
+      '@lezer/lr': 1.4.2
+
+  '@lezer/lr@1.4.2':
+    dependencies:
+      '@lezer/common': 1.2.3
+
  '@mapbox/node-pre-gyp@2.0.0-rc.0':
    dependencies:
      consola: 3.3.3
@@ -3929,6 +4060,8 @@ snapshots:
      - encoding
      - supports-color

+  '@marijn/find-cluster-break@1.0.2': {}
+
  '@netlify/functions@2.8.2':
    dependencies:
      '@netlify/serverless-functions-api': 1.26.1
@@ -4845,6 +4978,16 @@ snapshots:

  cluster-key-slot@1.1.2: {}

+  codemirror@6.0.1:
+    dependencies:
+      '@codemirror/autocomplete': 6.18.4
+      '@codemirror/commands': 6.8.0
+      '@codemirror/language': 6.10.8
+      '@codemirror/lint': 6.8.4
+      '@codemirror/search': 6.5.8
+      '@codemirror/state': 6.5.1
+      '@codemirror/view': 6.36.2
+
  color-convert@2.0.1:
    dependencies:
      color-name: 1.1.4
@@ -4896,6 +5039,8 @@ snapshots:
      crc-32: 1.2.2
      readable-stream: 4.7.0

+  crelt@1.0.6: {}
+
  croner@9.0.0: {}

  cronstrue@2.52.0: {}
@@ -6676,6 +6821,8 @@ snapshots:
    dependencies:
      js-tokens: 9.0.1

+  style-mod@4.1.2: {}
+
  stylehacks@7.0.4(postcss@8.4.49):
    dependencies:
      browserslist: 4.24.4
@@ -7119,6 +7266,8 @@ snapshots:
    optionalDependencies:
      typescript: 5.7.3

+  w3c-keyname@2.2.8: {}
+
  web-streams-polyfill@3.3.3: {}

  webidl-conversions@3.0.1: {}
@@ -0,0 +1,188 @@
+import type { VNode } from "vue";
+
+// 未完成
+export default class Html2VNode {
+    private middlewareList: middlewareType[] = []
+
+    constructor() {
+        this.use(this.defaultMiddleware)
+    }
+
+    public use(middleware: middlewareType) {
+        this.middlewareList.push(middleware)
+    }
+    public rander(htmlString: string) {
+        const html2ObjResult = this.html2Obj(htmlString);
+        const middlewareMap = this.buildMiddlewareMap(html2ObjResult);
+        const wrinklesResult = this.wrinkles(html2ObjResult)
+        const vnodes = this.rander2VNode(wrinklesResult, middlewareMap)
+        return vnodes;
+    }
+
+    private buildMiddlewareMap(objs: (TagType | miaoVNodeType)[]) {
+        const tagNameSet = new Set<string>()
+        const middlewareMap = new Map<string, middlewareType>()
+        for (const item of objs) {
+            const { tagName = '' } = this.parseTag(item.tag);
+            tagNameSet.add(tagName)
+        }
+        for (const tagName of tagNameSet) {
+            for (const middleware of this.middlewareList) {
+                if (middleware.filter(tagName)) {
+                    middlewareMap.set(tagName, middleware)
+                }
+            }
+        }
+        return middlewareMap;
+    }
+
+    private rander2VNode = (
+        wrinklesResult: (miaoVNodeType | string)[],
+        middlewareMap: Map<string, middlewareType>
+    ): (VNode | string)[] => {
+        return wrinklesResult.map((item: miaoVNodeType | string): VNode | string => {
+            if (typeof item === 'string') {
+                return item;
+            }
+            const { tagName = '', tagAttrs } = this.parseTag(item.tag);
+            return middlewareMap.get(tagName)!.rander({
+                item, tagName, tagAttrs, middlewareMap
+            })
+        })
+    }
+
+    private defaultMiddleware: middlewareType = {
+        filter: (_: string) => {
+            return true;
+        },
+        rander: ({
+            item, tagName, tagAttrs, middlewareMap
+        }) => {
+            if (!tagName) {
+                return item.children as string;
+            }
+            let child: string | (string | VNode)[] = item.children as string
+            if (typeof item.children !== 'string') {
+                child = this.rander2VNode(item.children, middlewareMap)
+            }
+            return h(tagName ?? 'span', tagAttrs, child)
+        }
+    }
+
+    private html2Obj = (htmlString: string) => {
+        const html2ObjResult: (TagType | miaoVNodeType)[] = []
+        let currhtml = htmlString;
+        while (true) {
+            const nextTag = this.getNextHtmlTag(currhtml);
+            if (!nextTag) {
+                break;
+            }
+            const middleChild = currhtml.slice(0, nextTag.Index);
+            if (middleChild) {
+                html2ObjResult.push({
+                    tag: '',
+                    children: middleChild,
+                    // html: middleContent
+                })
+            }
+            currhtml = currhtml.slice(nextTag.Index + nextTag.tag.length);
+            html2ObjResult.push(nextTag)
+        }
+        return html2ObjResult;
+    }
+
+    private check = (html2ObjResult: (TagType | miaoVNodeType)[]) => {
+        const stack = []
+        for (const item of html2ObjResult) {
+            if (!item.tag) {
+                continue;
+            }
+            // @ts-ignore
+            if (item?.isClose && item.isClose == true) {
+                const last = stack.pop();
+                if (last !== this.parseTag(item.tag).tagName) {
+                    return false;
+                }
+            } else {
+                stack.push(this.parseTag(item.tag).tagName)
+            }
+        }
+        return true;
+    }
+
+    // 想必是flat的反义词吧
+    private wrinkles = (target: (TagType | miaoVNodeType)[]) => {
+        const res: miaoVNodeType[] = []
+        const resStack = [res]
+        for (const item of target) {
+            if (!item.tag) {
+                // @ts-ignore
+                resStack[resStack.length - 1].push(item)
+                // @ts-ignore
+            } else if (item.isClose) {
+                resStack.pop()
+            } else {
+                const _childRes: any = []
+                resStack[resStack.length - 1].push({
+                    tag: item.tag,
+                    // tag: this.getTagName(item.tag),
+                    children: _childRes,
+                })
+                resStack.push(_childRes)
+            }
+        }
+        return res;
+    }
+
+    private getNextHtmlTag = (htmlString: string): {
+        tag: string,
+        Index: number,
+        isClose: boolean
+    } | null => {
+        let startIndex = 0;
+        let tagRegex = /<("[^"]*"|'[^']*'|[^'">])*>/;
+        let tagMatch = tagRegex.exec(htmlString.slice(startIndex));
+        if (tagMatch) {
+            const isClose = tagMatch[0].startsWith('</');
+            return {
+                tag: tagMatch[0],
+                Index: tagMatch.index,
+                isClose
+            };
+        }
+        return null;
+    }
+
+    private parseTag = (tag: string) => {
+        const tagStr = tag.replace(/<\s*\/*\s*|\s*>/g, '');
+        const tagArr = tagStr.split(' ').filter(item => item.trim());
+        const tagName = tagArr.shift();
+        const tagAttrs = tagArr.map(v => v.trim().split('=')).reduce((pre, cur) => {
+            pre[cur[0]] = cur[1];
+            return pre;
+        }, {} as { [key: string]: string })
+        return { tagName, tagAttrs };
+    }
+}
+
+type miaoVNodeType = {
+    tag: string,
+    children: string | miaoVNodeType[],
+}
+
+type TagType = {
+    tag: string;
+    Index: number;
+    isClose: boolean;
+}
+
+export type middlewareType = {
+    filter: (tagName: string) => boolean,
+    rander: (option: {
+        item: miaoVNodeType,
+        tagName: string,
+        tagAttrs: { [key: string]: string },
+        middlewareMap: Map<string, middlewareType>
+    }
+    ) => VNode | string
+}