/authentiiiionnnn

Primary LanguageJavaScript

Authentication

Given an app.js file and a database file userData.db consisting of a table user.

Write APIs to perform operations on the table user containing the following columns,

User Table

Column Type
username TEXT
name TEXT
password TEXT
gender TEXT
location TEXT

API 1

Path: /register

Method: POST

Request

{
  "username": "adam_richard",
  "name": "Adam Richard",
  "password": "richard_567",
  "gender": "male",
  "location": "Detroit"
}

  • Scenario 1

    • Description:

      If the username already exists

    • Response

      • Status code 
        400
      • Status text 
        User already exists

  • Scenario 2

    • Description:

      If the registrant provides a password with less than 5 characters

    • Response

      • Status code 
        400
      • Status text 
        Password is too short

  • Scenario 3

    • Description:

      Successful registration of the registrant

    • Response

      • Status code 
        200
      • Status text
      User created successfully

API 2

Path: /login

Method: POST

Request

{
  "username": "adam_richard",
  "password": "richard_567"
}

  • Scenario 1

    • Description:

      If an unregistered user tries to login

    • Response

      • Status code 
        400
      • Status text 
        Invalid user

  • Scenario 2

    • Description:

      If the user provides incorrect password

    • Response

      • Status code 
        400
      • Status text 
        Invalid password

  • Scenario 3

    • Description:

      Successful login of the user

    • Response

      • Status code 
        200
      • Status text 
        Login success!

API 3

Path: /change-password

Method: PUT

Request

{
  "username": "adam_richard",
  "oldPassword": "richard_567",
  "newPassword": "richard@123"
}

  • Scenario 1

    • Description:

      If the user provides incorrect current password

    • Response

      • Status code 
        400
      • Status text 
        Invalid current password

  • Scenario 2

    • Description:

      If the user provides new password with less than 5 characters

    • Response

      • Status code 
        400
      • Status text 
        Password is too short

  • Scenario 3

    • Description:

      Successful password update

    • Response

      • Status code 
        200
      • Status text 
        Password updated

Use npm install to install the packages.

Export the express instance using the default export syntax.

Use Common JS module syntax.

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