'use strict';

// For BIP70 Payment Protocol

angular
  .module('copayApp.services')
  .factory('payproService', payproService);

function payproService(gettextCatalog, $http,  $log, ongoingProcess, platformInfo, profileService) {

  var service = {
    getPayProDetails: getPayProDetails,
    getPayProDetailsViaHttp: getPayProDetailsViaHttp,
    broadcastBchTx: broadcastBchTx
  };

  return service;

  function getPayProDetails(uri, coin, cb, disableLoader) {
    if (!cb) cb = function() {};

    var wallet = profileService.getWallets({
      onlyComplete: true,
      coin: coin
    })[0];

    if (!wallet) return cb();

    if (platformInfo.isChromeApp) {
      return cb(gettextCatalog.getString('Payment Protocol not supported on Chrome App'));
    }

    $log.debug('Fetch PayPro Request...', uri);

    if (!disableLoader) ongoingProcess.set('fetchingPayPro', true);

    wallet.fetchPayPro({
      payProUrl: uri,
    }, function(err, paypro) {
      if (!disableLoader) ongoingProcess.set('fetchingPayPro', false);
      if (err) return cb(gettextCatalog.getString('Could Not Fetch Payment: Check if it is still valid'));
      else if (!paypro.verified) {
        $log.warn('Failed to verify payment protocol signatures');
        return cb(gettextCatalog.getString('Payment Protocol Invalid'));
      }
      return cb(null, paypro);
    });
  }

  function getPayProDetailsViaHttp(uri, cb) {
    var config = {
      headers: {'Accept': 'application/payment-request'}
    };
    $http.get(uri, config).then(function onGetPayProDetailsSuccess(response) {
      return cb(null, response.data);
    }, function onGetPayProDetailsError(error) {
      return cb(error, null);
    });
  }

  function broadcastBchTx(signedTxp, cb) {
    var config = {
      headers: {'Content-Type': 'application/payment'}
    };

    var data = {
      currency: 'BCH',
      transactions: [signedTxp.raw]
    };

    $http.post(signedTxp.payProUrl, data, config).then(function(response) {
      signedTxp.response = response.data;
      return cb(null, signedTxp);
    }, function(error) {
      return cb(error.data, null);
    });
  }
}