Create Backend API'S for Goal App

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Create Backend API'S for Goal App

First create main folder named goalApp, inside it create another folder named backend.
In backend folder create file named server.js.
Write following snippet of code in server.js file

In above snippet of code we used express and dotenv packages, these packages are install in our application by using command: npm i express dotenv.
Next create .env file in backend folder and add following snippet of code in it.

In .env file we define running environment for the program, port number, mongodb connection and jwt_secret which is latterly used for user authentication purpose.
Next create config folder inside backend folder, in config folder create db.js file.
Then write following snippet of code inside db.js file.

Then create route folder inside backend folder, inside backend folder create goalRouters.js file.
Write following snippet of code inside goalRouter.js file.

Then create controller folder, inside backend folder.
Inside controller folder create goalController.js file.
Write following snippet of code in goalController.js file.

Then create middleware folder inside backend folder.
Inside middleware folder create authMiddleware.js file.
The following snippet of code is written inside the authMiddleware.js file.

Create errorMiddleware.js file inside middleware folder.
The following snippet of code is written in it.

Create model folder inside backend folder, then create goalModel.js file in it.
Write following snippet of code in goalModel.js file.

Now, create userModel.js file, inside model folder.
Write the following snippet of code in it.

Then create userRouters.js file in side router folder.
Write the following snippet of code in it.

Then create userController.js file inside controller folder.
Write the command: npm i express-async-handler, jsonwebtoken, bcrypt.js in the command prompt for installation of these packages.
Then write the following snippet of code inside the userController.js file.

Create Backend API'S for Goal App

24 May

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