会话列表 edit

app/chat/controller/MessageController.php

@@ -183,10 +183,43 @@ class MessageController extends ApiController
         }
         $list = Redis::get('usermsg:list:' . $this->user_type . ':' . $this->uid);
         if($list) {
-            return $this->success(['list' => json_decode($list, true)]);
+            $data = json_decode($list, true);
         }else {
-            return $this->success(['list' => ChatMessage::getconverlist($this->uid, $this->user_type)]);
+            $data = ChatMessage::getconverlist($this->uid, $this->user_type);
         }
+        // 最新一条消息
+        foreach ($data as $k => $session) {
+            $lastMsg = '';
+            $unreadCount = 0;
+            if(!empty($session['session_id'])) {
+                // 最后一条消息
+                $lastMsg = Db::name('chat_message')
+                    ->where('session_id', $session['session_id'])
+                    ->order('send_time', 'desc')
+                    ->find();
+                // 未读计数
+                $unreadCount = Db::name('chat_unread_count')->where(['user_id' => $this->uid, 'session_id' => $session['session_id']])->value('count')?:0;
+            }
+            if($session['chat_type'] == 2) {
+                if($lastMsg) {
+                    $chat_user = Db::name('chat_user')->where(['user_id' => $lastMsg['from_id']])->field('nick_name,avatar')->find();
+                }
+            }
+            $msg = '';
+            if($lastMsg) {
+                // 如果是自己发的不显示发送人
+                if($lastMsg['from_id'] == $this->uid) {
+                    $msg = $lastMsg['content'];
+                }else {
+                    // 如果是别人发的显示昵称
+                    $msg = $chat_user['nick_name'] . '：' . $lastMsg['content'];
+                }
+                $data[$k]['send_time'] = formatWeChatTime($lastMsg['send_time']);
+            }
+            $data[$k]['msg'] = $msg;
+            $data[$k]['unread_count'] = $unreadCount;
+        }
+        return $this->success(['list' => $data]);
     }
 
     /**