from app.api import bp_user
from flask import request, jsonify

from app.services.user import register_service

from app.doc.user_swag import register_swagger
import app.messages.api_responses.user_responses as response
import app.messages.api_errors as errors


from flasgger import swag_from


@bp_user.route("/register", methods=["POST"])
@swag_from(register_swagger)
def register():
    data = request.get_json()

    if not data:
        result, status_code = errors.NOT_JSON
        return jsonify(result), status_code

    required_fields = ["username", "displayname", "email", "password"]
    missing_fields = [field for field in required_fields if field not in data]

    if missing_fields:
        result, status_code = errors.MISSING_FIELDS(missing_fields)
        return jsonify(result), status_code

    username = data["username"]
    displayname = data["displayname"]
    email = data["email"]
    password = data["password"]

    result, status_code = register_service.register(
        username, displayname, email, password
    )

    return jsonify(result), status_code