const stripe = require('stripe')('pk_live_alyEi3lN0kSwbdevK0nrGwTw');

const Now = require('../lib');

module.exports = class CreditCards extends Now {
  async ls() {
    const res = await this._fetch('/cards');
    const body = await res.json();
    if (res.status !== 200) {
      const e = new Error(body.error.message)
      e.code = body.error.code
      throw e
    }
    return body;
  }

  async setDefault(cardId) {
    await this._fetch('/cards/default', {
      method: 'PUT',
      body: { cardId }
    });
    return true;
  }

  async rm(cardId) {
    await this._fetch(`/cards/${encodeURIComponent(cardId)}`, {
      method: 'DELETE'
    });
    return true;
  }

  /* eslint-disable camelcase */
  add(card) {
    return new Promise(async (resolve, reject) => {
      const expDateParts = card.expDate.split(' / ');
      card = {
        name: card.name,
        number: card.cardNumber,
        cvc: card.ccv,
        address_country: card.country,
        address_zip: card.zipCode,
        address_state: card.state,
        address_city: card.city,
        address_line1: card.address1
      };

      card.exp_month = expDateParts[0];
      card.exp_year = expDateParts[1];

      try {
        const stripeToken = (await stripe.tokens.create({ card })).id;
        const res = await this._fetch('/cards', {
          method: 'POST',
          body: { stripeToken }
        });

        const body = await res.json();

        if (body && body.id) {
          resolve({
            last4: body.last4
          });
        } else if (body.error && body.error.message) {
          reject(new Error(body.error.message));
        } else {
          reject(new Error('Unknown error'));
        }
      } catch (err) {
        reject(new Error(err.message || 'Unknown error'));
      }
    });
  }
};