@shopify/shopify-app-remix/src/server/authenticate/admin/billing/request.ts

Shopify Remix - to simplify the building of Shopify Apps with Remix

import {
  BillingRequestResponseObject,
  HttpResponseError,
  Session,
} from '@shopify/shopify-api';

import {AppConfigArg} from '../../../config-types';
import {BasicParams} from '../../../types';
import {redirectToAuthPage} from '../helpers';
import {invalidateAccessToken} from '../../helpers';

import {redirectOutOfApp} from './helpers';
import type {RequestBillingOptions} from './types';

export function requestBillingFactory<Config extends AppConfigArg>(
  params: BasicParams,
  request: Request,
  session: Session,
) {
  return async function requestBilling({
    plan,
    isTest,
    returnUrl,
    ...overrides
  }: RequestBillingOptions<Config>): Promise<never> {
    const {api, logger} = params;

    logger.info('Requesting billing', {
      shop: session.shop,
      plan,
      isTest,
      returnUrl,
    });

    let result: BillingRequestResponseObject;
    try {
      result = await api.billing.request({
        plan: plan as string,
        session,
        isTest,
        returnUrl,
        returnObject: true,
        ...overrides,
      });
    } catch (error) {
      if (error instanceof HttpResponseError && error.response.code === 401) {
        logger.debug('API token was invalid, redirecting to OAuth', {
          shop: session.shop,
        });
        await invalidateAccessToken(params, session);
        throw await redirectToAuthPage(params, request, session.shop);
      } else {
        throw error;
      }
    }

    throw redirectOutOfApp(
      params,
      request,
      result.confirmationUrl,
      session.shop,
    );
  };
}