【增加】AI Chat 增加代码高亮(highlight)、实时渲染组件

src/components/MarkdownView/index.vue

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+
+<template>
+  <div v-html="contentHtml"></div>
+</template>
+
+<script setup lang="ts">
+import {marked} from 'marked'
+import 'highlight.js/styles/vs2015.min.css'
+import hljs from 'highlight.js'
+import {ref} from "vue";
+
+// 代码高亮：https://highlightjs.org/
+// 转换 markdown：marked
+
+// marked 渲染器
+const renderer = {
+  code(code, language, c) {
+    const highlightHtml = hljs.highlight(code, {language: language, ignoreIllegals: true}).value
+    const copyHtml = `<div id="copy" data-copy='${code}' style="position: absolute; right: 10px; top: 5px; color: #fff;cursor: pointer;">复制</div>`
+    return `<pre>${copyHtml}<code class="hljs">${highlightHtml}</code></pre>`
+  }
+}
+
+// 配置 marked
+marked.use({
+  renderer: renderer
+})
+
+// 渲染的html内容
+const contentHtml = ref<any>()
+
+// 定义组件属性
+const props = defineProps({
+  content: {
+    type: String,
+    required: true
+  }
+})
+
+// 将 props 变为引用类型
+const { content } = toRefs(props)
+
+// 监听 content 变化
+watch(content, async (newValue, oldValue) => {
+  await renderMarkdown(newValue);
+})
+
+// 渲染 markdown
+const renderMarkdown = async (content: string) => {
+  contentHtml.value = await marked(content)
+}
+
+// 组件挂在时
+onMounted(async ()  => {
+  // 解析转换 markdown
+  await renderMarkdown(props.content as string);
+})
+</script>
+
+
+<style scoped lang="scss">
+.markdown-view {
+  font-family: PingFang SC;
+  font-size: 0.95rem;
+  font-weight: 400;
+  line-height: 1.6rem;
+  letter-spacing: 0em;
+  text-align: left;
+  color: #3b3e55;
+  max-width: 100%;
+
+  pre {
+    position: relative;
+  }
+
+  pre code.hljs {
+    width: auto;
+  }
+
+  code.hljs {
+    border-radius: 6px;
+    padding-top: 20px;
+    width: auto;
+    @media screen and (min-width: 1536px) {
+      width: 960px;
+    }
+
+    @media screen and (max-width: 1536px) and (min-width: 1024px) {
+      width: calc(100vw - 400px - 64px - 32px * 2);
+    }
+
+    @media screen and (max-width: 1024px) and (min-width: 768px) {
+      width: calc(100vw - 32px * 2);
+    }
+
+    @media screen and (max-width: 768px) {
+      width: calc(100vw - 16px * 2);
+    }
+  }
+
+  p,
+  code.hljs {
+    margin-bottom: 16px;
+  }
+
+  p {
+    //margin-bottom: 1rem !important;
+    margin: 0;
+    margin-bottom: 3px;
+  }
+
+  /* 标题通用格式 */
+  h1,
+  h2,
+  h3,
+  h4,
+  h5,
+  h6 {
+    color: var(--color-G900);
+    margin: 24px 0 8px;
+    font-weight: 600;
+  }
+
+  h1 {
+    font-size: 22px;
+    line-height: 32px;
+  }
+
+  h2 {
+    font-size: 20px;
+    line-height: 30px;
+  }
+
+  h3 {
+    font-size: 18px;
+    line-height: 28px;
+  }
+
+  h4 {
+    font-size: 16px;
+    line-height: 26px;
+  }
+
+  h5 {
+    font-size: 16px;
+    line-height: 24px;
+  }
+
+  h6 {
+    font-size: 16px;
+    line-height: 24px;
+  }
+
+  /* 列表（有序，无序） */
+  ul,
+  ol {
+    margin: 0 0 8px 0;
+    padding: 0;
+    font-size: 16px;
+    line-height: 24px;
+    color: #3b3e55; // var(--color-CG600);
+  }
+
+  li {
+    margin: 4px 0 0 20px;
+    margin-bottom: 1rem;
+  }
+
+  ol > li {
+    list-style-type: decimal;
+    margin-bottom: 1rem;
+    // 表达式,修复有序列表序号展示不全的问题
+    // &:nth-child(n + 10) {
+    //     margin-left: 30px;
+    // }
+
+    // &:nth-child(n + 100) {
+    //     margin-left: 30px;
+    // }
+  }
+
+  ul > li {
+    list-style-type: disc;
+    font-size: 16px;
+    line-height: 24px;
+    margin-right: 11px;
+    margin-bottom: 1rem;
+    color: #3b3e55; // var(--color-G900);
+  }
+
+  ol ul,
+  ol ul > li,
+  ul ul,
+  ul ul li {
+    // list-style: circle;
+    font-size: 16px;
+    list-style: none;
+    margin-left: 6px;
+    margin-bottom: 1rem;
+  }
+
+  ul ul ul,
+  ul ul ul li,
+  ol ol,
+  ol ol > li,
+  ol ul ul,
+  ol ul ul > li,
+  ul ol,
+  ul ol > li {
+    list-style: square;
+  }
+}
+</style>