react-render-props-script-loader/index.js

an easier to use dynamic script loader

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
var _typeof = require("@babel/runtime/helpers/typeof");
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.ScriptsRegistryContext = exports.ScriptsRegistry = void 0;
exports["default"] = ScriptLoader;
exports.useScript = useScript;
var _extends2 = _interopRequireDefault(require("@babel/runtime/helpers/extends"));
var _classCallCheck2 = _interopRequireDefault(require("@babel/runtime/helpers/classCallCheck"));
var _createClass2 = _interopRequireDefault(require("@babel/runtime/helpers/createClass"));
var _defineProperty2 = _interopRequireDefault(require("@babel/runtime/helpers/defineProperty"));
var _slicedToArray2 = _interopRequireDefault(require("@babel/runtime/helpers/slicedToArray"));
var React = _interopRequireWildcard(require("react"));
var _loadScript = _interopRequireWildcard(require("./loadScript.js"));
function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function _getRequireWildcardCache(nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }
function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || _typeof(obj) !== "object" && typeof obj !== "function") { return { "default": obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj["default"] = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); enumerableOnly && (symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; })), keys.push.apply(keys, symbols); } return keys; }
function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = null != arguments[i] ? arguments[i] : {}; i % 2 ? ownKeys(Object(source), !0).forEach(function (key) { (0, _defineProperty2["default"])(target, key, source[key]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)) : ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } return target; }
function useScript(props) {
  var isMounted = React.useRef(true);
  React.useEffect(function () {
    return function () {
      isMounted.current = false;
    };
  }, []);
  var scriptsRegistry = React.useContext(ScriptsRegistryContext);
  var _React$useReducer = React.useReducer(function () {
      var count = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;
      return count + 1;
    }),
    _React$useReducer2 = (0, _slicedToArray2["default"])(_React$useReducer, 2),
    rerender = _React$useReducer2[1];
  var propsRef = React.useRef(props);
  propsRef.current = props;
  var act = React.useCallback(function (fn) {
    if (!isMounted.current) return;
    var act = propsRef.current.act;
    if (act) act(fn);else fn();
  }, []);
  var promise = React.useMemo(function () {
    return (0, _loadScript["default"])(_objectSpread(_objectSpread({}, props), {}, {
      scriptsRegistry: scriptsRegistry
    }));
  }, [props.src, scriptsRegistry]);
  React.useEffect(function () {
    if (!isMounted.current) return;
    promise.then(function () {
      return act(function () {
        var _propsRef$current$onL, _propsRef$current;
        (_propsRef$current$onL = (_propsRef$current = propsRef.current).onLoad) === null || _propsRef$current$onL === void 0 ? void 0 : _propsRef$current$onL.call(_propsRef$current);
        rerender();
      });
    }, function (error) {
      return act(function () {
        var _propsRef$current$onE, _propsRef$current2;
        (_propsRef$current$onE = (_propsRef$current2 = propsRef.current).onError) === null || _propsRef$current$onE === void 0 ? void 0 : _propsRef$current$onE.call(_propsRef$current2, error);
        rerender();
      });
    });
  }, [promise]);
  return (0, _loadScript.getState)(_objectSpread(_objectSpread({}, props), {}, {
    scriptsRegistry: scriptsRegistry
  }));
}
var ScriptsRegistry = exports.ScriptsRegistry = /*#__PURE__*/function () {
  function ScriptsRegistry() {
    (0, _classCallCheck2["default"])(this, ScriptsRegistry);
    (0, _defineProperty2["default"])(this, "scripts", []);
    (0, _defineProperty2["default"])(this, "results", {});
    (0, _defineProperty2["default"])(this, "promises", {});
  }
  (0, _createClass2["default"])(ScriptsRegistry, [{
    key: "scriptTags",
    value: function scriptTags(options) {
      return this.scripts.map(function (props) {
        return /*#__PURE__*/React.createElement("script", (0, _extends2["default"])({}, props, {
          key: props.src,
          nonce: options ? options.nonce : undefined
        }));
      });
    }
  }]);
  return ScriptsRegistry;
}();
var ScriptsRegistryContext = exports.ScriptsRegistryContext = /*#__PURE__*/React.createContext(null);
function ScriptLoader(props) {
  var state = useScript(props);
  var children = props.children;
  if (children) {
    var result = children(_objectSpread({}, state));
    return result == null ? null : result;
  }
  return null;
}