import {
  BadRequestException,
  ForbiddenException,
  UnauthorizedException,
} from "@nestjs/common";

export enum UserAuthErrorCode {
  USER_NOT_FOUND = "USER_NOT_FOUND",
  OTP_REQUIRED = "OTP_REQUIRED",
  OTP_EXPIRED = "OTP_EXPIRED",
  OTP_INVALID = "OTP_INVALID",
  OTP_REQUEST_TOO_SOON = "OTP_REQUEST_TOO_SOON",
  LINK_NOT_FOUND = "LINK_NOT_FOUND",
  LINK_MOBILE_MISMATCH = "LINK_MOBILE_MISMATCH",
}

const messages: Record<UserAuthErrorCode, string> = {
  [UserAuthErrorCode.USER_NOT_FOUND]: "User not found",
  [UserAuthErrorCode.OTP_REQUIRED]: "Please request an OTP first",
  [UserAuthErrorCode.OTP_EXPIRED]: "OTP has expired",
  [UserAuthErrorCode.OTP_INVALID]: "OTP is invalid",
  [UserAuthErrorCode.OTP_REQUEST_TOO_SOON]:
    "Wait for expiry time to finish before requesting another OTP",
  [UserAuthErrorCode.LINK_NOT_FOUND]: "Linked SMS token was not found",
  [UserAuthErrorCode.LINK_MOBILE_MISMATCH]:
    "This mobile number is not allowed to use this SMS link",
};

export function userAuthErrorBody(code: UserAuthErrorCode) {
  return {
    code,
    message: messages[code],
  };
}

export function throwUserAuthError(code: UserAuthErrorCode): never {
  // if (code === UserAuthErrorCode.OTP_REQUEST_TOO_SOON) {
  //   throw new BadRequestException(userAuthErrorBody(code));
  // }

  if (code === UserAuthErrorCode.LINK_MOBILE_MISMATCH) {
    throw new ForbiddenException(userAuthErrorBody(code));
  }

  throw new UnauthorizedException(userAuthErrorBody(code));
}