DB: Add and migrate columns in preparation for patreon perks

Renaming nextDrop/Pull required a bit of a hack resulting in
it no longer having a default value.

migrations/20230309190019-set-up-patreon-fields-and-columns.js

@@ -0,0 +1,44 @@
+'use strict';
+
+const { DataTypes } = require('sequelize');
+
+/** @type {import('sequelize-cli').Migration} */
+module.exports = {
+  async up (queryInterface, Sequelize) {
+    /** FIXME: Migration won't run with datatype DATETIME and a default value of CURRENT_TIMESTAMP
+     *  these changeColumns cause the default value to be removed entirely. ? */
+
+    await queryInterface.changeColumn('Users', 'nextDrop', {
+      type: DataTypes.DATE,
+      defaultValue: DataTypes.NOW,
+      allowNull: false
+    });
+    await queryInterface.changeColumn('Users', 'nextPull', {
+      type: DataTypes.DATE,
+      defaultValue: DataTypes.NOW,
+      allowNull: false
+    });
+    await queryInterface.renameColumn('Users', 'nextDrop', 'nextDropReset');
+    await queryInterface.renameColumn('Users', 'nextPull', 'nextClaimReset');
+    await queryInterface.addColumn('Users', 'remainingDrops', {
+      type: Sequelize.INTEGER,
+      defaultValue: 1
+    });
+    await queryInterface.addColumn('Users', 'remainingClaims', {
+      type: Sequelize.INTEGER,
+      defaultValue: 1
+    });
+    await queryInterface.addColumn('Bots', 'patreonTierRoles', {
+      type: Sequelize.INTEGER,
+      defaultValue: 1
+    });
+  },
+
+  async down (queryInterface, Sequelize) {
+    await queryInterface.removeColumn('Users', 'remainingDrops');
+    await queryInterface.removeColumn('Users', 'remainingClaims');
+    await queryInterface.removeColumn('Users', 'patreonTierRoles');
+    await queryInterface.renameColumn('Users', 'nextDropReset', 'nextDrop');
+    await queryInterface.renameColumn('Users', 'nextClaimReset', 'nextPull');
+  }
+};