update

models/Notification.js

@@ -0,0 +1,40 @@
+const { DataTypes } = require('sequelize');
+const { sequelize } = require('../config/database');
+
+const Notification = sequelize.define('notifications', {
+  id: { type: DataTypes.UUID, defaultValue: DataTypes.UUIDV4, primaryKey: true },
+  school_id: { type: DataTypes.UUID },
+  title: { type: DataTypes.STRING(255), allowNull: false },
+  content: { type: DataTypes.TEXT },
+  notification_type: { 
+    type: DataTypes.ENUM('announcement', 'event', 'emergency', 'reminder', 'grade_update', 'attendance_alert'),
+    defaultValue: 'announcement'
+  },
+  priority: {
+    type: DataTypes.ENUM('low', 'normal', 'high', 'urgent'),
+    defaultValue: 'normal'
+  },
+  target_role: { type: DataTypes.STRING(50) },
+  target_users: { type: DataTypes.JSON },
+  scheduled_at: { type: DataTypes.DATE },
+  sent_at: { type: DataTypes.DATE },
+  created_by: { type: DataTypes.UUID },
+  status: {
+    type: DataTypes.ENUM('draft', 'scheduled', 'sent', 'cancelled'),
+    defaultValue: 'draft'
+  },
+  created_at: { type: DataTypes.DATE, allowNull: false, defaultValue: DataTypes.NOW },
+  updated_at: { type: DataTypes.DATE, allowNull: false, defaultValue: DataTypes.NOW },
+}, {
+  tableName: 'notifications',
+  timestamps: true,
+  underscored: true,
+  indexes: [
+    { fields: ['school_id'] },
+    { fields: ['notification_type'] },
+    { fields: ['status'] },
+    { fields: ['scheduled_at'] },
+  ],
+});
+
+module.exports = Notification;