一周前数据

shiku_im/ClassesNew/classes/messageVc/JXMsgViewController.m

@@ -2950,7 +2950,8 @@
                 
                 long value = (long)([lastMsg.timeSend timeIntervalSince1970]*1000);
                 if (!lastMsg) {
-                    value = (long)(g_server.lastOfflineTime*1000);
+                    // 没有最后一条消息的记录就拉取一周前的数据
+                    value = (long)(g_server.lastOfflineTime*1000)-(7*24*3600*1000);
                 }
                 
                 NSString *listStr = [NSString stringWithFormat:@"%@,%ld",dict[@"jid"],value];