第一次提交：微信小程序前端最新完整代码

utils/message-sender.js

@@ -0,0 +1,152 @@
+// utils/message-sender.js
+const app = getApp();
+import { formatDate } from '../static/lib/utils';
+import request from './request.js';
+import { getLocalImUserId } from './im-user.js';
+import { resolveAvatarUrl } from './avatar.js';
+
+function sendGroupMessage(options) {
+  const { msgData, onSuccess, onSendStart } = options;
+  const { type, currentUser, groupId, orderId, isCross, groupName, groupAvatar } = msgData;
+
+  const localMsg = buildLocalMessage(msgData);
+  if (onSendStart) onSendStart(localMsg);
+
+  // 只有 isCross 明确为 0 才走前端 SDK，其余一律走后端
+  if (isCross === 0) {
+    sendViaSDK(localMsg, currentUser, groupId, onSuccess, orderId, isCross, groupName, groupAvatar);
+    return;
+  }
+  sendViaBackend(localMsg, currentUser, groupId, orderId, onSuccess);
+}
+
+function buildLocalMessage(data) {
+  const { type, text, filePath, orderPayload, currentUser, groupId } = data;
+  const now = Date.now();
+  const base = {
+    messageId: `${type}-${now}`,
+    timestamp: now,
+    senderId: currentUser.id,
+    groupId: groupId,
+    senderData: {
+      name: currentUser.name,
+      avatar: currentUser.avatar
+    },
+    status: 'sending',
+    formattedTime: formatDate(now)
+  };
+
+  if (type === 'text') return { ...base, type: 'text', payload: { text } };
+  if (type === 'image') return { ...base, type: 'image', payload: { url: filePath } };
+  if (type === 'order') return { ...base, type: 'order', payload: orderPayload };
+  return base;
+}
+
+function sendViaSDK(localMsg, currentUser, groupId, onSuccess, orderId, isCross, groupName, groupAvatar) {
+  const toData = {
+    name: groupName || '订单群聊',
+    avatar: groupAvatar || currentUser.avatar
+  };
+  if (orderId) toData.orderId = orderId;
+  toData.isCross = isCross || 0;
+
+  const to = {
+    type: wx.GoEasy.IM_SCENE.GROUP,
+    id: groupId,
+    data: toData
+  };
+
+  let message;
+  if (localMsg.type === 'text') {
+    message = wx.goEasy.im.createTextMessage({ text: localMsg.payload.text, to });
+  } else if (localMsg.type === 'image') {
+    message = wx.goEasy.im.createImageMessage({ file: localMsg.payload.url, to });
+  } else if (localMsg.type === 'order') {
+    message = wx.goEasy.im.createCustomMessage({ type: 'order', payload: localMsg.payload, to });
+  }
+
+  wx.goEasy.im.sendMessage({
+    message,
+    onSuccess: () => { if (onSuccess) onSuccess(localMsg.messageId, 'success'); },
+    onFailed: () => { if (onSuccess) onSuccess(localMsg.messageId, 'failed'); }
+  });
+}
+
+function sendViaBackend(localMsg, currentUser, groupId, orderId, onSuccess) {
+  const apiUrl = '/dingdan/kptxxfs';
+
+  // 🔥 实时获取当前身份，不再依赖外部传入的 currentUser.id
+  const uid = wx.getStorageSync('uid');
+  const role = app.globalData.currentRole || 'normal';
+  const identityType = role === 'dashou' ? 'dashou' : (role === 'shangjia' ? 'shangjia' : 'boss');
+  const senderId = getLocalImUserId(app) || ('Boss' + uid);
+
+  const params = {
+    orderId: orderId,
+    groupId: groupId,
+    identityType: identityType,    // 告诉后端当前是什么身份
+    senderId: senderId,
+    senderName: currentUser.name || ('用户' + uid),
+    senderAvatar: resolveAvatarUrl(currentUser.avatar, app),
+    messageType: localMsg.type,
+    messageId: localMsg.messageId,
+    timestamp: localMsg.timestamp
+  };
+
+  if (localMsg.type === 'text' || localMsg.type === 'order') {
+    if (localMsg.type === 'text') {
+      params.text = localMsg.payload.text;
+    } else {
+      params.orderPayload = localMsg.payload;
+    }
+    request({
+      url: apiUrl,
+      method: 'POST',
+      data: params
+    }).then((res) => {
+      if (res && res.data && res.data.code === 200) {
+        if (onSuccess) onSuccess(localMsg.messageId, 'success');
+      } else {
+        if (onSuccess) onSuccess(localMsg.messageId, 'failed');
+      }
+    }).catch(() => {
+      if (onSuccess) onSuccess(localMsg.messageId, 'failed');
+    });
+    return;
+  }
+
+  // 图片消息
+  if (localMsg.type === 'image') {
+    const token = wx.getStorageSync('token');
+    const formData = {
+      ...params,
+      senderInfo: JSON.stringify({ id: senderId, name: params.senderName, avatar: params.senderAvatar })
+    };
+    wx.uploadFile({
+      url: app.globalData.apiBaseUrl + apiUrl,
+      filePath: localMsg.payload.url,
+      name: 'file',
+      formData: formData,
+      header: {
+        'Authorization': 'Bearer ' + (token || '')
+      },
+      success(res) {
+        try {
+          const data = JSON.parse(res.data);
+          if (data.code === 200) {
+            if (onSuccess) onSuccess(localMsg.messageId, 'success');
+          } else {
+            if (onSuccess) onSuccess(localMsg.messageId, 'failed');
+          }
+        } catch (e) {
+          if (onSuccess) onSuccess(localMsg.messageId, 'failed');
+        }
+      },
+      fail() {
+        if (onSuccess) onSuccess(localMsg.messageId, 'failed');
+      }
+    });
+  }
+}
+
+module.exports = { sendGroupMessage };