import BaseService from '..';

import type {
  ICreatePlatformConnectLinkPayload,
  ICreatePlatformConnectLinkResponse,
  IPlatformConnectLinkStatusResponse,
  IValidationDetail,
} from './platform-connect.interface';
import {
  CREATE_PLATFORM_CONNECT_LINK,
  platformConnectLinkStatus,
} from './platform-connect.routes';
import { CONNECT_LINK_FALLBACK_ERROR } from './platform-connect.constants';

/**
 * Ask dashboard-api for a one-shot link to the connect page, where the
 * merchant sets the email + password this account signs in with on
 * custom.recomaze.ai. The plugin keeps authenticating with its own secret.
 *
 * @param {ICreatePlatformConnectLinkPayload} payload
 * @return {Promise<ICreatePlatformConnectLinkResponse>}
 */
export const createPlatformConnectLink = async (
  payload: ICreatePlatformConnectLinkPayload
): Promise<ICreatePlatformConnectLinkResponse> =>
  await BaseService.post(CREATE_PLATFORM_CONNECT_LINK, payload);

/**
 * Whether the link can still be opened. dashboard-api answers 404 once the
 * token was consumed by the connect page or ran past its 30 minutes, which
 * is the plugin's cue that the other tab is done.
 *
 * @param {string} token
 * @return {Promise<boolean>}
 */
export const isPlatformConnectLinkUsable = async (
  token: string
): Promise<boolean> => {
  const response: IPlatformConnectLinkStatusResponse = await BaseService.get(
    platformConnectLinkStatus(token)
  );

  return response?.success === true;
};

/**
 * The one message worth showing for a failed link request. dashboard-api
 * answers a Joi failure with a details array and a business failure with a
 * plain message; handleError parks either under `errors`.
 *
 * @param {ICreatePlatformConnectLinkResponse} response
 * @return {string}
 */
export const getPlatformConnectError = (
  response: ICreatePlatformConnectLinkResponse
): string => {
  if (typeof response?.error === 'string' && response.error) {
    return response.error;
  }

  if (typeof response?.errors === 'string' && response.errors) {
    return response.errors;
  }

  if (Array.isArray(response?.errors)) {
    const firstDetail: IValidationDetail | undefined = response.errors[0];
    if (firstDetail?.message) return firstDetail.message;
  }

  if (typeof response?.message === 'string' && response.message) {
    return response.message;
  }

  return CONNECT_LINK_FALLBACK_ERROR;
};