修复聊天头像与列表：配对群元数据、排序与连接稳定（miniprogram目录）

Co-authored-by: Cursor <cursoragent@cursor.com>

miniprogram/utils/group-chat.js

@@ -0,0 +1,186 @@
+/**
+ * 打手-商家/老板配对群：group_Ds{打手}_Sj{商家}
+ */
+export const ORDER_CARD_PREFIX = '[ORDER_CARD]';
+
+const ZHUANGTAI_MAP = {
+  1: '已下单', 2: '进行中', 3: '已完成', 4: '退款中',
+  5: '已退款', 6: '退款失败', 7: '指定中', 8: '结算中',
+};
+
+export function isPairGroupId(groupId) {
+  return /^group_Ds\w+_(Sj|Boss)\w+$/.test(groupId || '');
+}
+
+export function parsePairGroupId(groupId) {
+  if (!groupId) return null;
+  let m = /^group_Ds(\w+)_Sj(\w+)$/.exec(groupId);
+  if (m) return { dashouId: `Ds${m[1]}`, partnerId: `Sj${m[2]}`, partnerRole: 'shangjia' };
+  m = /^group_Ds(\w+)_Boss(\w+)$/.exec(groupId);
+  if (m) return { dashouId: `Ds${m[1]}`, partnerId: `Boss${m[2]}`, partnerRole: 'boss' };
+  return null;
+}
+
+export function getCounterpartGoEasyId(groupId, myGoEasyId) {
+  const parsed = parsePairGroupId(groupId);
+  if (!parsed || !myGoEasyId) return null;
+  if (myGoEasyId === parsed.dashouId) return parsed.partnerId;
+  if (myGoEasyId === parsed.partnerId) return parsed.dashouId;
+  return null;
+}
+
+function fixAvatarUrl(avatar, defaultAvatar, ossBase) {
+  if (!avatar) return defaultAvatar;
+  if (avatar.startsWith('http')) return avatar;
+  return (ossBase || '') + avatar.replace(/^\//, '');
+}
+
+/** 根据群 to.data 与当前身份，解析对方/双方展示信息 */
+export function applyPairMetaToConversation(item, myGoEasyId, defaultAvatar, ossBase) {
+  if (!item || !item.data) return;
+  const d = item.data;
+
+  if (d.dashouGoEasyId && d.partnerGoEasyId) {
+    const isDashou = myGoEasyId === d.dashouGoEasyId;
+    const isPartner = myGoEasyId === d.partnerGoEasyId;
+    d.dashouNicheng = d.dashouName || d.dashouNicheng || '';
+    d.partnerNicheng = d.partnerName || d.partnerNicheng || '';
+    d.dashouAvatar = fixAvatarUrl(d.dashouAvatar, defaultAvatar, ossBase);
+    d.partnerAvatar = fixAvatarUrl(d.partnerAvatar, defaultAvatar, ossBase);
+
+    if (isDashou) {
+      d.counterpartId = d.partnerGoEasyId;
+      d.counterpartYonghuid = d.partnerYonghuid || d.partnerGoEasyId.replace(/^(Sj|Boss)/, '');
+      d.partnerRoleLabel = d.partnerGoEasyId.startsWith('Boss') ? '老板' : '商家';
+      d.name = d.partnerNicheng || `${d.partnerRoleLabel}${d.counterpartYonghuid}`;
+      d.avatar = d.partnerAvatar || defaultAvatar;
+    } else if (isPartner) {
+      d.counterpartId = d.dashouGoEasyId;
+      d.counterpartYonghuid = d.dashouYonghuid || d.dashouGoEasyId.replace(/^Ds/, '');
+      d.name = d.dashouNicheng || `打手${d.counterpartYonghuid}`;
+      d.avatar = d.dashouAvatar || defaultAvatar;
+    } else {
+      const cpId = getCounterpartGoEasyId(item.groupId, myGoEasyId);
+      if (cpId === d.partnerGoEasyId) {
+        d.name = d.partnerNicheng;
+        d.avatar = d.partnerAvatar || defaultAvatar;
+      } else if (cpId === d.dashouGoEasyId) {
+        d.name = d.dashouNicheng;
+        d.avatar = d.dashouAvatar || defaultAvatar;
+      }
+    }
+    return;
+  }
+
+  const counterpartId = getCounterpartGoEasyId(item.groupId, myGoEasyId);
+  if (counterpartId) {
+    d.counterpartId = counterpartId;
+    d.counterpartYonghuid = counterpartId.replace(/^(Ds|Sj|Boss)/, '');
+    if (!d.name || d.name === item.groupId) {
+      d.name = `用户${d.counterpartYonghuid.slice(-6)}`;
+    }
+  }
+
+  if (item.lastMessage && item.lastMessage.senderId && item.lastMessage.senderId !== myGoEasyId) {
+    const sd = item.lastMessage.senderData || {};
+    if (sd.avatar) d.avatar = fixAvatarUrl(sd.avatar, defaultAvatar, ossBase);
+    if (sd.name) d.name = sd.name;
+  }
+
+  d.avatar = fixAvatarUrl(d.avatar, defaultAvatar, ossBase);
+}
+
+export function parseOrderCardText(text) {
+  if (!text || !text.startsWith(ORDER_CARD_PREFIX)) return null;
+  try {
+    const data = JSON.parse(text.slice(ORDER_CARD_PREFIX.length));
+    return {
+      orderId: data.dingdan_id,
+      jieshao: data.jieshao || '',
+      jine: data.jine || '',
+      beizhu: data.beizhu || '',
+      zhuangtai: data.zhuangtai,
+      nicheng: data.nicheng || '',
+      create_time: data.create_time || '',
+    };
+  } catch (e) {
+    return null;
+  }
+}
+
+export function normalizeGroupMessage(msg) {
+  if (!msg) return msg;
+  if (msg.type === 'text' && msg.payload && msg.payload.text) {
+    const card = parseOrderCardText(msg.payload.text);
+    if (card) {
+      msg.type = 'order';
+      msg.payload = card;
+    }
+  }
+  return msg;
+}
+
+export function formatLastMessagePreview(msg) {
+  if (!msg) return '';
+  if (msg.type === 'text' && msg.payload && msg.payload.text) {
+    const card = parseOrderCardText(msg.payload.text);
+    if (card) return `[订单] ${card.jieshao || card.orderId}`;
+    return msg.payload.text;
+  }
+  if (msg.type === 'order' && msg.payload) {
+    return `[订单] ${msg.payload.jieshao || msg.payload.orderId || ''}`;
+  }
+  if (msg.type === 'image') return '[图片]';
+  return '[消息]';
+}
+
+export function enrichGroupConversation(item, myGoEasyId, defaultAvatar, ossBase) {
+  if (!item || item.type !== 'group') return item;
+  if (!item.data) item.data = {};
+
+  applyPairMetaToConversation(item, myGoEasyId, defaultAvatar, ossBase);
+
+  if (item.data.orderZhuangtai != null) {
+    item.data.orderZhuangtaiText = ZHUANGTAI_MAP[item.data.orderZhuangtai] || '';
+  }
+
+  item.displayLastMsg = formatLastMessagePreview(item.lastMessage);
+  if (!item.data.avatar) item.data.avatar = defaultAvatar;
+  return item;
+}
+
+export function isOrderGroupConversation(c) {
+  if (!c || c.type !== 'group') return false;
+  if (c.data && c.data.orderId) return true;
+  if (c.data && c.data.dashouGoEasyId) return true;
+  return isPairGroupId(c.groupId) || /^group_\w+$/.test(c.groupId || '');
+}
+
+export function getConversationSortTime(conversation, openTimes) {
+  const id = conversation.groupId || conversation.userId || '';
+  const msgTs = conversation.lastMessage?.timestamp || 0;
+  const openTs = (openTimes && id && openTimes[id]) ? openTimes[id] : 0;
+  return Math.max(msgTs, openTs);
+}
+
+export function sortConversations(list, openTimes) {
+  return list.sort((a, b) => {
+    if (a.top && !b.top) return -1;
+    if (!a.top && b.top) return 1;
+    if (a.unread > 0 && b.unread <= 0) return -1;
+    if (a.unread <= 0 && b.unread > 0) return 1;
+    const ta = getConversationSortTime(a, openTimes);
+    const tb = getConversationSortTime(b, openTimes);
+    return tb - ta;
+  });
+}
+
+export function recordConversationOpen(conversation) {
+  const id = conversation?.groupId || conversation?.userId;
+  if (!id) return;
+  try {
+    const times = wx.getStorageSync('conversationOpenTimes') || {};
+    times[id] = Date.now();
+    wx.setStorageSync('conversationOpenTimes', times);
+  } catch (e) {}
+}