功能变化: 完成websocket

backend/application/websocketConfig.py

@@ -10,12 +10,12 @@ from channels.layers import get_channel_layer
 from jwt import InvalidSignatureError
 
 from application import settings
-from dvadmin.system.models import MessageCenter
+from dvadmin.system.models import MessageCenter, MessageCenterTargetUser
 
 send_dict = {}
 
 # 发送消息结构体
-def message(sender, msg_type, msg):
+def set_message(sender, msg_type, msg):
     text = {
         'sender': sender,
         'contentType': msg_type,
@@ -32,6 +32,11 @@ def _get_message_center_instance(message_id):
     else:
         return []
 
+@database_sync_to_async
+def _get_message_unread(user_id):
+    count = MessageCenterTargetUser.objects.filter(users=user_id,is_read=False).count()
+    return count or 0
+
 
 def request_data(scope):
     query_string = scope.get('query_string', b'').decode('utf-8')
@@ -53,7 +58,11 @@ class DvadminWebSocket(AsyncJsonWebsocketConsumer):
                     self.channel_name
                 )
                 await self.accept()
-                await self.send_json(message('system', 'SYSTEM', '连接成功'))
+                # 发送连接成功
+                await self.send_json(set_message('system', 'SYSTEM', '连接成功'))
+                # 主动推送消息
+                unread_count = await _get_message_unread(self.user_id)
+                await self.send_json(set_message('system', 'TEXT', {"model":'message_center',"unread":unread_count}))
         except InvalidSignatureError:
             await self.disconnect(None)
 
@@ -78,23 +87,25 @@ class MegCenter(DvadminWebSocket):
         for send_user in user_list:
             await self.channel_layer.group_send(
                 "user_" + str(send_user),
-                {'type': 'push.message', 'message': text_data_json}
+                {'type': 'push.message', 'json': text_data_json}
             )
 
     async def push_message(self, event):
-        message = event['message']
+        message = event['json']
         await self.send(text_data=json.dumps(message))
 
 
-def push(username, event):
+def websocket_push(user_id, message):
     """
     主动推送消息
     """
+    username = "user_"+str(user_id)
+    print(103,message)
     channel_layer = get_channel_layer()
     async_to_sync(channel_layer.group_send)(
     username,
     {
       "type": "push.message",
-      "event": event
+      "json": message
     }
     )

backend/dvadmin/system/views/message_center.py

@@ -5,6 +5,7 @@ from rest_framework import serializers
 from rest_framework.decorators import action, permission_classes
 from rest_framework.permissions import IsAuthenticated, AllowAny
 
+from application.websocketConfig import websocket_push
 from dvadmin.system.models import MessageCenter, Users, MessageCenterTargetUser
 from dvadmin.system.views.dept import DeptSerializer
 from dvadmin.system.views.role import RoleSerializer
@@ -22,6 +23,7 @@ class MessageCenterSerializer(CustomModelSerializer):
     user_info = DynamicSerializerMethodField()
     dept_info = DynamicSerializerMethodField()
     is_read = serializers.BooleanField(read_only=True, source='target_user__is_read')
+
     def get_role_info(self, instance, parsed_query):
         roles = instance.target_role.all()
         # You can do what ever you want in here
@@ -54,6 +56,7 @@ class MessageCenterSerializer(CustomModelSerializer):
             parsed_query=parsed_query
         )
         return serializer.data
+
     class Meta:
         model = MessageCenter
         fields = "__all__"
@@ -64,15 +67,18 @@ class MessageCenterTargetUserSerializer(CustomModelSerializer):
     """
     目标用户序列化器-序列化器
     """
+
     class Meta:
         model = MessageCenterTargetUser
         fields = "__all__"
         read_only_fields = ["id"]
 
+
 class MessageCenterTargetUserListSerializer(CustomModelSerializer):
     """
     目标用户序列化器-序列化器
     """
+
     class Meta:
         model = MessageCenterTargetUser
         fields = "__all__"
@@ -106,13 +112,19 @@ class MessageCenterCreateSerializer(CustomModelSerializer):
             users = Users.objects.exclude(is_deleted=True).filter(dept__id__in=target_dept).values_list('id', flat=True)
         if target_type in [3]:  # 系统通知
             users = Users.objects.exclude(is_deleted=True).values_list('id', flat=True)
-        targetuser_data = [{
+        targetuser_data = []
+        for user in users:
+            targetuser_data.append({
                 "messagecenter": data.id,
                 "users": user
-        } for user in users]
+            })
         targetuser_instance = MessageCenterTargetUserSerializer(data=targetuser_data, many=True, request=self.request)
         targetuser_instance.is_valid(raise_exception=True)
         targetuser_instance.save()
+        for user in users:
+            unread_count = MessageCenterTargetUser.objects.filter(users__id=user, is_read=False).count()
+            websocket_push(user, {"sender": 'system', "contentType": 'TEXT',
+                                  "content": {"model": 'message_center', "unread": unread_count}})
         return data
 
     class Meta:
@@ -121,8 +133,6 @@ class MessageCenterCreateSerializer(CustomModelSerializer):
         read_only_fields = ["id"]
 
 
-
-
 class MessageCenterViewSet(CustomModelViewSet):
     """
     消息中心接口
@@ -154,16 +164,20 @@ class MessageCenterViewSet(CustomModelViewSet):
             queryset.save()
         instance = self.get_object()
         serializer = self.get_serializer(instance)
+        # 主动推送消息
+        unread_count = MessageCenterTargetUser.objects.filter(users__id=user_id, is_read=False).count()
+        websocket_push(user_id, {"sender": 'system', "contentType": 'TEXT',
+                                 "content": {"model": 'message_center', "unread": unread_count}})
         return DetailResponse(data=serializer.data, msg="获取成功")
 
-
     @action(methods=['GET'], detail=False, permission_classes=[IsAuthenticated])
     def get_self_receive(self, request):
         """
         获取接收到的消息
         """
         self_user_id = self.request.user.id
-        queryset = MessageCenterTargetUser.objects.filter(users__id=self_user_id).exclude(messagecenter__is_deleted=True).order_by('-create_datetime')
+        queryset = MessageCenterTargetUser.objects.filter(users__id=self_user_id).exclude(
+            messagecenter__is_deleted=True).order_by('-create_datetime')
         # queryset = self.filter_queryset(queryset)
         page = self.paginate_queryset(queryset)
         if page is not None:

web/package.json

@@ -44,7 +44,7 @@
     "vue": "^2.6.11",
     "vue-i18n": "^8.15.1",
     "vue-infinite-scroll": "^2.0.2",
-    "vue-router": "^3.1.3",
+    "vue-router": "^3.6.5",
     "vue-splitpane": "^1.0.6",
     "vuex": "^3.1.2",
     "vxe-table": "^3.3.2",

web/src/api/websocket.js

@@ -1,5 +1,6 @@
 import ElementUI from 'element-ui'
 import util from '@/libs/util'
+import store from '@/store'
 function initWebSocket (e) {
   const token = util.cookies.get('token')
   if (token) {
@@ -53,15 +54,23 @@ function webSocketOnMessage (e) {
       duration: 0
     })
   } else {
-    console.log(data.content)
-    return data
+    const { content } = data
+    if (content.model === 'message_center') {
+      const unread = content.unread
+      store.dispatch('d2admin/messagecenter/setUnread',unread)
+    }
   }
 }
 // 关闭websiocket
 function closeWebsocket () {
   console.log('连接已关闭...')
-  // close()
-  this.socket.close()
+  ElementUI.Notification({
+    title: 'websocket',
+    message: '连接已关闭...',
+    type: 'danger',
+    position: 'bottom-right',
+    duration: 3000
+  })
 }
 
 /**
@@ -72,5 +81,5 @@ function webSocketSend (message) {
   this.socket.send(JSON.stringify(message))
 }
 export default {
-  initWebSocket, closeWebsocket, webSocketSend,webSocketOnMessage
+  initWebSocket, closeWebsocket, webSocketSend
 }

web/src/layout/header-aside/components/header-message/index.vue

@@ -14,8 +14,19 @@
         class="d2-ml-0 d2-mr btn-text can-hover"
         type="text"
         slot="reference"  @click="getList">
+        <el-badge
+          v-if="unread > 0"
+          :max="99"
+          :value="unread"
+          :is-dot="unread === 0"
+        >
           <d2-icon
-
+            :name="unread === 0 ? 'dot-circle-o' : 'bell-o'"
+            style="font-size: 20px"
+          />
+        </el-badge>
+        <d2-icon
+          v-else
           name="bell-o"
           style="font-size: 16px"/>
       </el-button>
@@ -27,7 +38,13 @@
 <script>
 import msgList from './components/msg-list'
 import { request } from '@/api/service'
+import { mapGetters } from 'vuex'
 export default {
+  computed: {
+    ...mapGetters('d2admin', {
+      unread: 'messagecenter/unread'
+    })
+  },
   components: {
     msgList
   },

web/src/store/modules/d2admin/modules/messagecenter.js

@@ -0,0 +1,35 @@
+
+export default {
+  namespaced: true,
+  state: {
+    // 未读消息
+    unread: 0
+  },
+  getters: {
+    unread (state) {
+      return state.unread
+    }
+  },
+  actions: {
+    /**
+     * @description 添加一个日志
+     * @param {Object} context
+     * @param {String} param message {String} 信息
+     * @param {String} param type {String} 类型
+     * @param {Object} payload meta {Object} 附带的信息
+     */
+    async setUnread ({ state,commit },number) {
+      commit('set',number)
+    }
+  },
+  mutations: {
+    /**
+     * 设置未读消息
+     * @param state
+     * @param number
+     */
+    async set (state, number) {
+      state.unread = number
+    }
+  }
+}