小程序适配

miniprogram/src/components/MarkdownReader/index.tsx

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+import React, { useMemo } from 'react'
+import { View, RichText } from '@tarojs/components'
+import { marked, Renderer } from 'marked'
+import CodeBlock from './CodeBlock'
+import './index.scss'
+
+interface Props {
+  content: string
+  themeColor?: string
+}
+
+const MarkdownReader: React.FC<Props> = ({ content, themeColor = '#00b96b' }) => {
+  const elements = useMemo(() => {
+    if (!content) return []
+    
+    const tokens = marked.lexer(content)
+    const result: React.ReactNode[] = []
+    let currentTokens: any[] = []
+    
+    // Configure renderer
+    const renderer = new Renderer()
+    
+    renderer.table = (header, body) => {
+        return `<div style="overflow-x: auto; width: 100%; -webkit-overflow-scrolling: touch;">
+          <table style="width: 100%; min-width: 600px; border-collapse: collapse; margin: 16px 0; font-size: 14px;">
+            <thead>${header}</thead>
+            <tbody>${body}</tbody>
+          </table>
+        </div>`
+    }
+
+    renderer.tablecell = (content, flags) => {
+        const type = flags.header ? 'th' : 'td'
+        const style = [
+            'border: 1px solid rgba(255,255,255,0.1)',
+            'padding: 10px',
+            flags.header ? 'background-color: rgba(255,255,255,0.05); font-weight: 700; color: #fff;' : 'color: #ddd;',
+            flags.align ? `text-align: ${flags.align}` : 'text-align: left'
+        ].join(';')
+        return `<${type} style="${style}">${content}</${type}>`
+    }
+
+    renderer.image = (href, title, text) => {
+        return `<img src="${href}" style="max-width:100%;border-radius:8px;margin:10px 0;box-shadow: 0 4px 12px rgba(0,0,0,0.3);" title="${title || ''}" alt="${text || ''}" />`
+    }
+
+    renderer.link = (href, title, text) => {
+        return `<a href="${href}" style="color: ${themeColor}; text-decoration: none;">${text}</a>`
+    }
+
+    // Process tokens
+    tokens.forEach((token, index) => {
+      if (token.type === 'code') {
+        // Flush accumulated tokens
+        if (currentTokens.length > 0) {
+          // preserve links if any
+          (currentTokens as any).links = (tokens as any).links
+          const html = marked.parser(currentTokens as any, { renderer, breaks: true })
+          result.push(<RichText key={`rt-${index}`} nodes={html} className='markdown-text' />)
+          currentTokens = []
+        }
+        
+        // Add code block
+        result.push(
+          <View key={`cb-${index}`} className='code-block-wrapper'>
+            <CodeBlock 
+              code={token.text} 
+              language={token.lang} 
+            />
+          </View>
+        )
+      } else {
+        currentTokens.push(token)
+      }
+    })
+    
+    // Flush remaining tokens
+    if (currentTokens.length > 0) {
+      (currentTokens as any).links = (tokens as any).links
+      const html = marked.parser(currentTokens as any, { renderer, breaks: true })
+      result.push(<RichText key={`rt-end`} nodes={html} className='markdown-text' />)
+    }
+    
+    return result
+  }, [content, themeColor])
+
+  return <View className='markdown-reader'>{elements}</View>
+}
+
+export default MarkdownReader