@smallprod/models/dist/migration/migration.js

Model library

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const altertable_1 = __importDefault(require("./types/altertable"));
const createtable_1 = __importDefault(require("./types/createtable"));
const droptable_1 = __importDefault(require("./types/droptable"));
const migration_entity_1 = __importDefault(require("../entities/migration.entity"));
const seed_1 = __importDefault(require("./types/seed"));
class Migration {
    constructor(migrationName, type, migrations = []) {
        this.migrations = [];
        this.createTable = (name) => {
            const createTableMigration = new createtable_1.default(name);
            this.migrations.push(createTableMigration);
            return createTableMigration;
        };
        this.dropTable = (name) => {
            const dropTableMigration = new droptable_1.default(name);
            this.migrations.push(dropTableMigration);
            return dropTableMigration;
        };
        this.alterTable = (name) => {
            const alterTableMigration = new altertable_1.default(name);
            this.migrations.push(alterTableMigration);
            return alterTableMigration;
        };
        this.seedTable = (tableName) => {
            const seedTableMigration = new seed_1.default(tableName);
            this.migrations.push(seedTableMigration);
            return seedTableMigration;
        };
        this.findByTableName = (tableName) => {
            return this.migrations.filter((m) => m.tableName === tableName && m.type !== 'seed');
        };
        this.execute = async (db, silent) => {
            if (!(await db.startTransaction())) {
                console.error('Transaction cannot be started');
                console.log('\x1b[31m  → Failure\x1b[0m');
                throw new Error();
                return;
            }
            try {
                await this.migrations.reduce(async (prev, cur) => {
                    await prev;
                    await cur.execute(db);
                }, Promise.resolve());
                if (this.type === 'up') {
                    await migration_entity_1.default.create(db, this.migrationName);
                }
                else {
                    await migration_entity_1.default.delete(db, this.migrationName);
                }
                await db.commit();
                if (!silent)
                    console.log('\x1b[32m  → Success\x1b[0m');
            }
            catch (error) {
                await db.rollback();
                console.error(error);
                console.log('\x1b[31m  → Failure\x1b[0m');
                throw new Error();
            }
        };
        this.migrationName = migrationName;
        this.type = type;
        this.migrations = migrations;
    }
}
exports.default = Migration;