add unique constarint to workorder number

src/db/migrations/20241119061806-add-unique-constraint-to-workorder_number.js

@@ -0,0 +1,16 @@
+'use strict';
+
+/** @type {import('sequelize-cli').Migration} */
+module.exports = {
+  async up (queryInterface, Sequelize) {
+    await queryInterface.addConstraint('pw_workorders', {
+      fields: ['number'],
+      type: 'unique',
+      name: 'unique_number_constraint'
+    });
+  },
+
+  async down (queryInterface, Sequelize) {
+    await queryInterface.removeConstraint('pw_workorders', 'unique_number_constraint');
+  }
+};

src/models/pwWorkOrders.ts

@@ -30,10 +30,12 @@ PwWorkOrders.init(
     pw_id: {
       type: DataTypes.BIGINT,
       allowNull: false,
+      unique: true,
     },
     number: {
       type: DataTypes.BIGINT,
       allowNull: false,
+      unique: true,
     },
     location: {
       type: DataTypes.STRING,