added and fix some of things

Signed-off-by: Kenneth Obsequio <k80308392@gmail.com>

models/notifications/admin_notification.mdl.js

@@ -10,6 +10,7 @@
  ***********************************************************************************************************************************************************************/
 const { DataTypes } = require('sequelize');
 const sequelize = require('../../config/db.config');
+const mdl_Assets = require('../assets/assets.mdl');
 
 const AdminNotification = sequelize.define('AdminNotification', {
     notification_id: {
@@ -49,6 +50,14 @@ const AdminNotification = sequelize.define('AdminNotification', {
       defaultValue: 'indigo',
     },
 
+    // Denormalized copy of the source NotificationBroadcast's per-alert
+    // layout image (see notification_broadcast.mdl.js) — null when the
+    // alert has none.
+    image_asset_id: {
+      type: DataTypes.BIGINT,
+      allowNull: true,
+    },
+
     // Denormalized copy of the source NotificationBroadcast's visibility
     // window (see notificationVisibility.util.js) — null means unbounded.
     start_date: {
@@ -94,4 +103,6 @@ const AdminNotification = sequelize.define('AdminNotification', {
     ],
 });
 
+AdminNotification.belongsTo(mdl_Assets, { as: "image", foreignKey: "image_asset_id" });
+
 module.exports = AdminNotification;