react-smart-payment-buttons/lib/hooks/useSDKScript.js

React integration for PayPal's Smart Payment Buttons.

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;

var _react = require("react");

function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _nonIterableRest(); }

function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance"); }

function _iterableToArrayLimit(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }

function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }

function useSDKScript(sdkScriptId) {
  var shouldLoadSDK = !window.paypal && !!sdkScriptId;

  var _useState = (0, _react.useState)(!shouldLoadSDK),
      _useState2 = _slicedToArray(_useState, 2),
      isSDKLoaded = _useState2[0],
      setIsSDKLoaded = _useState2[1];

  function handleSDKLoad() {
    setIsSDKLoaded(true);
  }

  function mount() {
    if (!shouldLoadSDK || !sdkScriptId || isSDKLoaded) return;
    var script = document.getElementById(sdkScriptId);

    if (script) {
      script.addEventListener('load', handleSDKLoad, false);
    }
  }

  function unmount() {
    if (sdkScriptId) {
      var script = document.getElementById(sdkScriptId);

      if (script) {
        script.removeEventListener('load', handleSDKLoad, false);
      }
    }
  }

  (0, _react.useEffect)(function () {
    mount();
    return unmount;
  });
  return {
    isSDKLoaded: shouldLoadSDK ? isSDKLoaded : true
  };
}

var _default = useSDKScript;
exports.default = _default;