Add System Message whose contact_id is 0.

app/Http/Controllers/TransactionController.php

@@ -7,6 +7,7 @@ use App\Message;
 use App\Transaction;
 use App\TransactionLog;
 use App\User;
+use App\MessageContact;
 use Illuminate\Http\Request;
 use Illuminate\Support\Facades\Redirect;
 
@@ -110,6 +111,15 @@ class TransactionController extends Controller
         $message->receiver_id = $good->user_id;
         $message->content = '您好！' . $buyer->not_null_nickname . '购买了你的' . $good->good_name . '，请及时前往确认。';
         $message->save();
+
+        //Create or Update MessageContact
+        $contact = MessageContact::firstOrNew([
+            'user_id' => $message->receiver_id,
+            'contact_id' => 0
+        ]);
+        $contact->unread_count += 1;
+        $contact->last_contact_time = time();
+        $contact->save();
         return json_encode(['result' => true, 'msg' => 'success']);
     }
 
@@ -134,6 +144,14 @@ class TransactionController extends Controller
                 $message->receiver_id = $good->user_id;
                 $message->content = '您好！您的' . $good->good_name . '的一个订单被买家取消，你可以前往查看。';
                 $message->save();
+                //Create or Update MessageContact
+                $contact = MessageContact::firstOrNew([
+                    'user_id' => $message->receiver_id,
+                    'contact_id' => 0
+                ]);
+                $contact->unread_count += 1;
+                $contact->last_contact_time = time();
+                $contact->save();
                 return json_encode(['result' => true, 'character' => 'buyer', 'msg' => 'success']);
                 break;
             case $trans->seller_id:
@@ -154,6 +172,14 @@ class TransactionController extends Controller
                 $message->receiver_id = $trans->buyer_id;
                 $message->content = '您好！您购买的' . $good->good_name . '的一个订单被卖家驳回，你可以前往查看。';
                 $message->save();
+                //Create or Update MessageContact
+                $contact = MessageContact::firstOrNew([
+                    'user_id' => $message->receiver_id,
+                    'contact_id' => 0
+                ]);
+                $contact->unread_count += 1;
+                $contact->last_contact_time = time();
+                $contact->save();
                 return json_encode(['result' => true, 'character' => 'seller', 'msg' => 'success']);
                 break;
             default:
@@ -185,6 +211,14 @@ class TransactionController extends Controller
         $message->receiver_id = $trans->buyer_id;
         $message->content = '您好！你订购的' . $good->good_name . '已被卖家确认，你们现在可以去看对方的联系方式并且交♂易啦。';
         $message->save();
+        //Create or Update MessageContact
+        $contact = MessageContact::firstOrNew([
+            'user_id' => $message->receiver_id,
+            'contact_id' => 0
+        ]);
+        $contact->unread_count += 1;
+        $contact->last_contact_time = time();
+        $contact->save();
         return json_encode(['result' => true, 'msg' => 'success']);
     }
 
@@ -242,6 +276,14 @@ class TransactionController extends Controller
         else
             $message->content = '您好！你订购的' . $good->good_name . '的订单已被卖家标记为交易失败。';
         $message->save();
+        //Create or Update MessageContact
+        $contact = MessageContact::firstOrNew([
+            'user_id' => $message->receiver_id,
+            'contact_id' => 0
+        ]);
+        $contact->unread_count += 1;
+        $contact->last_contact_time = time();
+        $contact->save();
         return json_encode(['result' => true, 'msg' => 'success']);
     }
 

public/js/message.js

@@ -133,7 +133,7 @@ Vue.component('message-dialog', {
     methods: {
         getHistoryMessage: function (contact_id) {
             var vm = this;
-            if (contact_id === 0 || this.contact_id === contact_id) {
+            if (contact_id === -1 || this.contact_id === contact_id) {
                 contact_id = this.contact_id;
                 axios.get('/message/getHistoryMessage?contact_id=' + contact_id.toString() + '&page=' + (this.current_page + 1).toString())
                     .then(function (response) {

resources/views/message/message.blade.php

@@ -15,27 +15,6 @@
             </div>
         </div>
     </div>
-    {{--<div class="page-content">
-        @foreach($informations as $information)
-            <form action="/message/{{$information->id}}" method="POST">
-                {!! csrf_field() !!}
-                {!! method_field('delete') !!}
-                {{$information->id}}<br/>
-                {{$information->title}}<br/>
-                {{$information->content}}<br/>
-                {{$information->created_at}}<br/>
-                {{$information->is_read}}<br/>
-                @if($information->sender_id != 0)
-                    {{$information->receiver->nickname}}<br/>
-                @else
-                    系统通知<br/>
-                @endif
-                <input type="submit" value="Delete"><br/>
-                <br/>
-            </form>
-        @endforeach
-            {{ $informations->links() }}
-    </div>--}}
 
     <script type="text/x-template" id="contact_list">
         <div>
@@ -53,7 +32,7 @@
                                     <i v-if="contact.unread_count > 0" class="balloon-tip">@{{ contact.unread_count }}</i>
                                 </span>
                             </td>
-                            <td><p class="con-name">@{{ contact.contact.nickname }}</p></td>
+                            <td><p class="con-name">@{{ contact.contact_id === 0 ? "系统消息" : contact.contact.nickname }}</p></td>
                         </tr>
                     </li>
                     </transition-group>
@@ -65,7 +44,7 @@
 
     <script type="text/x-template" id="message_dialog">
         <div :class="{ hide: isHidden }">
-            <a v-if="hasMore" v-on:click="getHistoryMessage(0)">加载更多</a>
+            <a v-if="hasMore" v-on:click="getHistoryMessage(-1)">加载更多</a>
             <p v-else>没有更多了</p>
             <ul id="message-container" class="message-container">
                 <transition-group name="message-list" tag="ul">