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WeFlow/src/components/Sns/SnsPostItem.tsx

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import React, { useState, useMemo, useEffect } from 'react'
import { createPortal } from 'react-dom'
import { Heart, ChevronRight, ImageIcon, Code, Trash2, MapPin } from 'lucide-react'
import { SnsPost, SnsLinkCardData, SnsLocation } from '../../types/sns'
import { Avatar } from '../Avatar'
import { SnsMediaGrid } from './SnsMediaGrid'
import { getEmojiPath } from 'wechat-emojis'
// Helper functions (extracted from SnsPage.tsx but simplified/reused)
const LINK_XML_URL_TAGS = ['url', 'shorturl', 'weburl', 'webpageurl', 'jumpurl']
const LINK_XML_TITLE_TAGS = ['title', 'linktitle', 'webtitle']
const MEDIA_HOST_HINTS = ['mmsns.qpic.cn', 'vweixinthumb', 'snstimeline', 'snsvideodownload']
const isSnsVideoUrl = (url?: string): boolean => {
if (!url) return false
const lower = url.toLowerCase()
return (lower.includes('snsvideodownload') || lower.includes('.mp4') || lower.includes('video')) && !lower.includes('vweixinthumb')
}
const decodeHtmlEntities = (text: string): string => {
if (!text) return ''
return text
.replace(/<!\[CDATA\[([\s\S]*?)\]\]>/g, '$1')
.replace(/&amp;/gi, '&')
.replace(/&lt;/gi, '<')
.replace(/&gt;/gi, '>')
.replace(/&quot;/gi, '"')
.replace(/&#39;/gi, "'")
.trim()
}
const normalizeUrlCandidate = (raw: string): string | null => {
const value = decodeHtmlEntities(raw).replace(/[)\],.;]+$/, '').trim()
if (!value) return null
if (!/^https?:\/\//i.test(value)) return null
return value
}
const simplifyUrlForCompare = (value: string): string => {
const normalized = value.trim().toLowerCase().replace(/^https?:\/\//, '')
const [withoutQuery] = normalized.split('?')
return withoutQuery.replace(/\/+$/, '')
}
const getXmlTagValues = (xml: string, tags: string[]): string[] => {
if (!xml) return []
const results: string[] = []
for (const tag of tags) {
const reg = new RegExp(`<${tag}>([\\s\\S]*?)<\\/${tag}>`, 'ig')
let match: RegExpExecArray | null
while ((match = reg.exec(xml)) !== null) {
if (match[1]) results.push(match[1])
}
}
return results
}
const getUrlLikeStrings = (text: string): string[] => {
if (!text) return []
return text.match(/https?:\/\/[^\s<>"']+/gi) || []
}
const isLikelyMediaAssetUrl = (url: string): boolean => {
const lower = url.toLowerCase()
return MEDIA_HOST_HINTS.some((hint) => lower.includes(hint))
}
const buildLinkCardData = (post: SnsPost): SnsLinkCardData | null => {
// type 3 是链接类型,直接用 media[0] 的 url 和 thumb
if (post.type === 3) {
const url = post.media[0]?.url || post.linkUrl
if (!url) return null
const titleCandidates = [
post.linkTitle || '',
...getXmlTagValues(post.rawXml || '', LINK_XML_TITLE_TAGS),
post.contentDesc || ''
]
const title = titleCandidates
.map((v) => decodeHtmlEntities(v))
.find((v) => Boolean(v) && !/^https?:\/\//i.test(v))
return { url, title: title || '网页链接', thumb: post.media[0]?.thumb }
}
const hasVideoMedia = post.type === 15 || post.media.some((item) => isSnsVideoUrl(item.url))
if (hasVideoMedia) return null
const mediaValues = post.media
.flatMap((item) => [item.url, item.thumb])
.filter((value): value is string => Boolean(value))
const mediaSet = new Set(mediaValues.map((value) => simplifyUrlForCompare(value)))
const urlCandidates: string[] = [
post.linkUrl || '',
...getXmlTagValues(post.rawXml || '', LINK_XML_URL_TAGS),
...getUrlLikeStrings(post.rawXml || ''),
...getUrlLikeStrings(post.contentDesc || '')
]
const normalizedCandidates = urlCandidates
.map(normalizeUrlCandidate)
.filter((value): value is string => Boolean(value))
const dedupedCandidates: string[] = []
const seen = new Set<string>()
for (const candidate of normalizedCandidates) {
if (seen.has(candidate)) continue
seen.add(candidate)
dedupedCandidates.push(candidate)
}
const linkUrl = dedupedCandidates.find((candidate) => {
const simplified = simplifyUrlForCompare(candidate)
if (mediaSet.has(simplified)) return false
if (isLikelyMediaAssetUrl(candidate)) return false
return true
})
if (!linkUrl) return null
const titleCandidates = [
post.linkTitle || '',
...getXmlTagValues(post.rawXml || '', LINK_XML_TITLE_TAGS),
post.contentDesc || ''
]
const title = titleCandidates
.map((value) => decodeHtmlEntities(value))
.find((value) => Boolean(value) && !/^https?:\/\//i.test(value))
return {
url: linkUrl,
title: title || '网页链接',
thumb: post.media[0]?.thumb || post.media[0]?.url
}
}
const buildLocationText = (location?: SnsLocation): string => {
if (!location) return ''
const normalize = (value?: string): string => (
decodeHtmlEntities(String(value || '')).replace(/\s+/g, ' ').trim()
)
const primary = [
normalize(location.poiName),
normalize(location.poiAddressName),
normalize(location.label),
normalize(location.poiAddress)
].find(Boolean) || ''
const region = [normalize(location.country), normalize(location.city)]
.filter(Boolean)
.join(' ')
if (primary && region && !primary.includes(region)) {
return `${primary} · ${region}`
}
return primary || region
}
const SnsLinkCard = ({ card }: { card: SnsLinkCardData }) => {
const [thumbFailed, setThumbFailed] = useState(false)
const hostname = useMemo(() => {
try {
return new URL(card.url).hostname.replace(/^www\./i, '')
} catch {
return card.url
}
}, [card.url])
const handleClick = async (e: React.MouseEvent<HTMLButtonElement>) => {
e.stopPropagation()
try {
await window.electronAPI.shell.openExternal(card.url)
} catch (error) {
console.error('[SnsLinkCard] openExternal failed:', error)
}
}
return (
<button type="button" className="post-link-card" onClick={handleClick}>
<div className="link-thumb">
{card.thumb && !thumbFailed ? (
<img
src={card.thumb}
alt=""
referrerPolicy="no-referrer"
loading="lazy"
onError={() => setThumbFailed(true)}
/>
) : (
<div className="link-thumb-fallback">
<ImageIcon size={18} />
</div>
)}
</div>
<div className="link-meta">
<div className="link-title">{card.title}</div>
<div className="link-url">{hostname}</div>
</div>
<ChevronRight size={16} className="link-arrow" />
</button>
)
}
// 表情包内存缓存
const emojiLocalCache = new Map<string, string>()
// 评论表情包组件
const CommentEmoji: React.FC<{
emoji: { url: string; md5: string; width: number; height: number; encryptUrl?: string; aesKey?: string }
onPreview?: (src: string) => void
}> = ({ emoji, onPreview }) => {
const cacheKey = emoji.encryptUrl || emoji.url
const [localSrc, setLocalSrc] = useState<string>(() => emojiLocalCache.get(cacheKey) || '')
useEffect(() => {
if (!cacheKey) return
if (emojiLocalCache.has(cacheKey)) {
setLocalSrc(emojiLocalCache.get(cacheKey)!)
return
}
let cancelled = false
const load = async () => {
try {
const res = await window.electronAPI.sns.downloadEmoji({
url: emoji.url,
encryptUrl: emoji.encryptUrl,
aesKey: emoji.aesKey
})
if (cancelled) return
if (res.success && res.localPath) {
const fileUrl = res.localPath.startsWith('file:')
? res.localPath
: `file://${res.localPath.replace(/\\/g, '/')}`
emojiLocalCache.set(cacheKey, fileUrl)
setLocalSrc(fileUrl)
}
} catch { /* 静默失败 */ }
}
load()
return () => { cancelled = true }
}, [cacheKey])
if (!localSrc) return null
return (
<img
src={localSrc}
alt="emoji"
className="comment-custom-emoji"
draggable={false}
onClick={(e) => { e.stopPropagation(); onPreview?.(localSrc) }}
style={{
width: Math.min(emoji.width || 24, 30),
height: Math.min(emoji.height || 24, 30),
verticalAlign: 'middle',
marginLeft: 2,
borderRadius: 4,
cursor: onPreview ? 'pointer' : 'default'
}}
/>
)
}
interface SnsPostItemProps {
post: SnsPost
onPreview: (src: string, isVideo?: boolean, liveVideoPath?: string) => void
onDebug: (post: SnsPost) => void
onDelete?: (postId: string, username: string) => void
onOpenAuthorPosts?: (post: SnsPost) => void
hideAuthorMeta?: boolean
}
export const SnsPostItem: React.FC<SnsPostItemProps> = ({ post, onPreview, onDebug, onDelete, onOpenAuthorPosts, hideAuthorMeta = false }) => {
const [mediaDeleted, setMediaDeleted] = useState(false)
const [dbDeleted, setDbDeleted] = useState(false)
const [deleting, setDeleting] = useState(false)
const [showDeleteConfirm, setShowDeleteConfirm] = useState(false)
const linkCard = buildLinkCardData(post)
const locationText = useMemo(() => buildLocationText(post.location), [post.location])
const hasVideoMedia = post.type === 15 || post.media.some((item) => isSnsVideoUrl(item.url))
const showLinkCard = Boolean(linkCard) && post.media.length <= 1 && !hasVideoMedia
const showMediaGrid = post.media.length > 0 && !showLinkCard
const formatTime = (ts: number) => {
const date = new Date(ts * 1000)
const isCurrentYear = date.getFullYear() === new Date().getFullYear()
return date.toLocaleString('zh-CN', {
year: isCurrentYear ? undefined : 'numeric',
month: 'short',
day: 'numeric',
hour: '2-digit',
minute: '2-digit'
})
}
// 解析微信表情
const renderTextWithEmoji = (text: string) => {
if (!text) return text
const parts = text.split(/\[(.*?)\]/g)
return parts.map((part, index) => {
if (index % 2 === 1) {
// @ts-ignore
const path = getEmojiPath(part as any)
if (path) {
return <img key={index} src={`${import.meta.env.BASE_URL}${path}`} alt={`[${part}]`} className="inline-emoji" style={{ width: 22, height: 22, verticalAlign: 'bottom', margin: '0 1px' }} />
}
return `[${part}]`
}
return part
})
}
const handleDeleteClick = (e: React.MouseEvent) => {
e.stopPropagation()
if (deleting || dbDeleted) return
setShowDeleteConfirm(true)
}
const handleDeleteConfirm = async () => {
setShowDeleteConfirm(false)
setDeleting(true)
try {
const r = await window.electronAPI.sns.deleteSnsPost(post.tid ?? post.id)
if (r.success) {
setDbDeleted(true)
onDelete?.(post.id, post.username)
}
} finally {
setDeleting(false)
}
}
const handleOpenAuthorPosts = (e: React.MouseEvent) => {
e.stopPropagation()
onOpenAuthorPosts?.(post)
}
return (
<>
<div className={`sns-post-item ${(mediaDeleted || dbDeleted) ? 'post-deleted' : ''}`}>
{!hideAuthorMeta && (
<div className="post-avatar-col">
<button
type="button"
className="author-trigger-btn avatar-trigger"
onClick={handleOpenAuthorPosts}
title="查看该发布者的全部朋友圈"
>
<Avatar
src={post.avatarUrl}
name={post.nickname}
size={48}
shape="rounded"
/>
</button>
</div>
)}
<div className="post-content-col">
<div className="post-header-row">
{hideAuthorMeta ? (
<span className="post-time post-time-standalone">{formatTime(post.createTime)}</span>
) : (
<div className="post-author-info">
<button
type="button"
className="author-trigger-btn author-name-trigger"
onClick={handleOpenAuthorPosts}
title="查看该发布者的全部朋友圈"
>
<span className="author-name">{decodeHtmlEntities(post.nickname)}</span>
</button>
<span className="post-time">{formatTime(post.createTime)}</span>
</div>
)}
<div className="post-header-actions">
{(mediaDeleted || dbDeleted) && (
<span className="post-deleted-badge">
<Trash2 size={12} />
<span></span>
</span>
)}
<button
className="icon-btn-ghost debug-btn delete-btn"
onClick={handleDeleteClick}
disabled={deleting || dbDeleted}
title="从数据库删除此条记录"
>
<Trash2 size={14} />
</button>
<button className="icon-btn-ghost debug-btn" onClick={(e) => {
e.stopPropagation();
onDebug(post);
}} title="查看原始数据">
<Code size={14} />
</button>
</div>
</div>
{post.contentDesc && (
<div className="post-text">{renderTextWithEmoji(decodeHtmlEntities(post.contentDesc))}</div>
)}
{locationText && (
<div className="post-location" title={locationText}>
<MapPin size={14} />
<span className="post-location-text">{locationText}</span>
</div>
)}
{showLinkCard && linkCard && (
<SnsLinkCard card={linkCard} />
)}
{showMediaGrid && (
<div className="post-media-container">
<SnsMediaGrid mediaList={post.media} postType={post.type} onPreview={onPreview} onMediaDeleted={[1, 54].includes(post.type ?? 0) ? () => setMediaDeleted(true) : undefined} />
</div>
)}
{(post.likes.length > 0 || post.comments.length > 0) && (
<div className="post-interactions">
{post.likes.length > 0 && (
<div className="likes-block">
<Heart size={14} className="like-icon" />
<span className="likes-text">{post.likes.join('、')}</span>
</div>
)}
{post.comments.length > 0 && (
<div className="comments-block">
{post.comments.map((c, idx) => (
<div key={idx} className="comment-row">
<span className="comment-user">{c.nickname}</span>
{c.refNickname && (
<>
<span className="reply-text"></span>
<span className="comment-user">{c.refNickname}</span>
</>
)}
<span className="comment-colon"></span>
{c.content && (
<span className="comment-content">{renderTextWithEmoji(c.content)}</span>
)}
{c.emojis && c.emojis.map((emoji, ei) => (
<CommentEmoji
key={ei}
emoji={emoji}
onPreview={(src) => onPreview(src)}
/>
))}
</div>
))}
</div>
)}
</div>
)}
</div>
</div>
{/* 删除确认弹窗 - 用 Portal 挂到 body避免父级 transform 影响 fixed 定位 */}
{showDeleteConfirm && createPortal(
<div className="sns-confirm-overlay" onClick={() => setShowDeleteConfirm(false)}>
<div className="sns-confirm-dialog" onClick={(e) => e.stopPropagation()}>
<div className="sns-confirm-icon">
<Trash2 size={22} />
</div>
<div className="sns-confirm-title"></div>
<div className="sns-confirm-desc"></div>
<div className="sns-confirm-actions">
<button className="sns-confirm-cancel" onClick={() => setShowDeleteConfirm(false)}></button>
<button className="sns-confirm-ok" onClick={handleDeleteConfirm}></button>
</div>
</div>
</div>,
document.body
)}
</>
)
}