[FEATURE]: add basic migration script

Author: Behzad-rabiei

package-lock.json

@@ -9,7 +9,10 @@
     "postbuild": "npm run copy-files",
     "copy-files": "copyfiles -u 1 src/**/*.yml lib",
     "dev": "env-cmd -f ./src/config/dev.env nodemon ./src/index.ts",
-    "test": "env-cmd -f ./src/config/test.env jest --detectOpenHandles"
+    "test": "env-cmd -f ./src/config/test.env jest --detectOpenHandles",
+    "migrate:create": "migrate create --template-file ./src/migrations/utils/template.ts --migrations-dir=\"./src/migrations/db\"",
+    "migrate:up": "migrate --migrations-dir=\"./lib/migrations/db\" up",
+    "migrate:down": "migrate --migrations-dir=\"./lib/migrations/db\" down"
   },
   "author": "",
   "license": "ISC",
@@ -35,6 +38,7 @@
     "http-status": "^1.6.2",
     "joi": "^17.7.0",
     "jsonwebtoken": "^9.0.0",
+    "migrate": "^2.0.1",
     "moment": "^2.29.4",
     "moment-timezone": "^0.5.40",
     "mongodb": "^4.12.1",
@@ -76,4 +80,4 @@
     "ts-node": "^10.9.1",
     "typescript": "^4.9.3"
   }
-}
+}

package.json

@@ -0,0 +1,28 @@
+import mongoose from "mongoose";
+import config from '../../config';
+import logger from '../../config/logger';
+import 'dotenv/config';
+import { DatabaseManager } from '@togethercrew.dev/db';
+import { User } from "@togethercrew.dev/db";
+
+const connectToMongoDB = async () => {
+    try {
+        await mongoose.connect(config.mongoose.serverURL);
+        logger.info({ url: config.mongoose.serverURL }, 'Connected to MongoDB!');
+    } catch (error) {
+        logger.fatal({ url: config.mongoose.serverURL, error }, 'Failed to connect to MongoDB!')
+    }
+};
+
+export const up = async () => {
+    // Connect to MongoDB
+    await connectToMongoDB();
+    const connection = DatabaseManager.getInstance().getTenantDb("RnDAO");
+    console.log(await connection.models.Guild.find({}));
+
+    console.log(await User.find({}))
+};
+
+export const down = async () => {
+    // Do something   
+};

src/migrations/db/1702286459188-migrate-to-cc.ts

@@ -0,0 +1,25 @@
+import mongoose from "mongoose";
+import config from '../../config';
+import logger from '../../config/logger';
+import 'dotenv/config';
+import { DatabaseManager } from '@togethercrew.dev/db';
+
+const connectToMongoDB = async () => {
+    try {
+        await mongoose.connect(config.mongoose.serverURL);
+        logger.info({ url: config.mongoose.serverURL }, 'Connected to MongoDB!');
+    } catch (error) {
+        logger.fatal({ url: config.mongoose.serverURL, error }, 'Failed to connect to MongoDB!')
+    }
+};
+
+export const up = async () => {
+    // Connect to MongoDB
+    await connectToMongoDB();
+    const connection = DatabaseManager.getInstance().getTenantDb("database");
+    await connection.createCollection('my_collection');
+};
+
+export const down = async () => {
+    // Do something   
+};

src/migrations/utils/template.ts

@@ -0,0 +1,4 @@
+/* eslint-disable @typescript-eslint/no-var-requires */
+/* eslint-disable no-undef */
+const tsNode = require('ts-node');
+module.exports = tsNode.register;