use-stomp/cjs/useStomp.js

react provider, class decorator, and a hook for websockets using the stomp protocol

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");

require("core-js/modules/es.object.get-own-property-descriptor");

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

var _defineProperty2 = _interopRequireDefault(require("@babel/runtime/helpers/defineProperty"));

var _slicedToArray2 = _interopRequireDefault(require("@babel/runtime/helpers/slicedToArray"));

var _react = require("react");

var _useStompCtx = require("./useStompCtx");

function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (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 = arguments[i] != null ? arguments[i] : {}; if (i % 2) { ownKeys(Object(source), true).forEach(function (key) { (0, _defineProperty2.default)(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)); } else { ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } } return target; }

function useStomp(channel) {
  var context = (0, _useStompCtx.useStompCtx)();

  var _useState = (0, _react.useState)(null),
      _useState2 = (0, _slicedToArray2.default)(_useState, 2),
      message = _useState2[0],
      setMsg = _useState2[1];

  var send = (0, _react.useCallback)(function (name, callable) {
    callable.displayName = name;
    Object.defineProperty(callable, "name", _objectSpread(_objectSpread({}, Object.getOwnPropertyDescriptor(callable, "name")), {}, {
      value: name
    }));
    return callable;
  }("send", function (otherChannelOrMessage, message) {
    context.send(otherChannelOrMessage && message ? otherChannelOrMessage : channel, message);
  }), [channel, context.send]);
  (0, _react.useEffect)(function () {
    if (context.connected) {
      var subscription = context.subscribe(channel, function (message) {
        setMsg(function () {
          return message;
        });
      });
      return function () {
        subscription();
      };
    }
  }, [channel, context.connected]);
  return [message, send, context.connected];
}
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