User registration REST endpoint - Yanko Rashkov

Create User registration REST endpoint using Python and Django framework.

MUST have:

• API URL /api/register, HTTP method POST
• In case of success HTTP response code MUST be 201
• langKey can take one of values: en, bg, fr, de
• Password hash using bcrypt or other encryption algorithm producing 60 characters.
• Password MUST has minimum 8 characters.
• Field "activated" MUST be set to false.
• Column created_by to be set to anonymous or currently logged user.
• Column created_date to be set to current time when record is created.
• Column activation_key to be set to random unique value.
• Email MUST be sent to the provided email address
• Email template subject: {application_name} account activation
• Email template body:

Dear {login}

Your {application_name} account has been created, please click on the URL below to activate it:

{server_url}/account/activate?key={activation_key}

Regards,
{application_name} Team.

• JSON Request message structure:

{
  "login": "string",
  "firstName": "string",
  "lastName": "string",
  "email": "string",
  "imageUrl": "string",
  "langKey": "en/bg",
  "password": "string"
}

• JSON Response:

{
  "id": long,
  "login": "string",
  "firstName": "string",
  "lastName": "string",
  "email": "string",
  "imageUrl": "string",
  "langKey": "string",

  "activated": false,
  "createdBy": "string",
  "createdDate": "2023-11-02T06:42:50.339207Z",
  "lastModifiedBy": "string",
  "lastModifiedDate": "2023-11-02T06:43:38.517781Z",
  "authorities": [
    "ROLE_USER"
  ]
}

Example JSON Request:

{
  "login": "trifont+113@gmail.com",
  "firstName": "Trifon",
  "lastName": "Trifonov",
  "email": "trifont+113@gmail.com",
  "imageUrl": "https://server/path/image.png",
  "langKey": "en",
  "password": "my-password"
}

HTTP response code: 201 and JSON message:

{
  "id": 1253,
  "login": "trifont+113@gmail.com",
  "firstName": "Trifon",
  "lastName": "Trifonov",
  "email": "trifont+113@gmail.com",
  "imageUrl": "https://server/path/image.png",
  "langKey": "en",
  "activated": false,
  "createdBy": "anonymousUser",
  "createdDate": "2023-11-02T06:42:50.339207Z",
  "lastModifiedBy": "anonymousUser",
  "lastModifiedDate": "2023-11-02T06:43:38.517781Z",
  "authorities": [
    "ROLE_USER"
  ]
}

Database table structure:

CREATE TABLE jhi_user (
    id BIGINT PRIMARY KEY NOT NULL,
    login VARCHAR(50) NOT NULL UNIQUE,
    password_hash VARCHAR(60),
    first_name VARCHAR(50),
    last_name VARCHAR(50),
    email VARCHAR(191) UNIQUE,
    image_url VARCHAR(256),
    activated BOOLEAN DEFAULT FALSE NOT NULL,
    lang_key VARCHAR(10),
    activation_key VARCHAR(20),
    reset_key VARCHAR(20),
    reset_date TIMESTAMP,
    created_by VARCHAR(50) NOT NULL,
    created_date TIMESTAMP,
    last_modified_by VARCHAR(50),
    last_modified_date TIMESTAMP
);