react-relay-network-modern/lib/RelayNetworkLayer.js

Network Layer for React Relay and Express (Batch Queries, AuthToken, Logging, Retry)

"use strict";

function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = void 0;
var _relayRuntime = require("relay-runtime");
var _RelayRequest = _interopRequireDefault(require("./RelayRequest"));
var _fetchWithMiddleware = _interopRequireDefault(require("./fetchWithMiddleware"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, _toPropertyKey(descriptor.key), descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }
function _toPropertyKey(arg) { var key = _toPrimitive(arg, "string"); return _typeof(key) === "symbol" ? key : String(key); }
function _toPrimitive(input, hint) { if (_typeof(input) !== "object" || input === null) return input; var prim = input[Symbol.toPrimitive]; if (prim !== undefined) { var res = prim.call(input, hint || "default"); if (_typeof(res) !== "object") return res; throw new TypeError("@@toPrimitive must return a primitive value."); } return (hint === "string" ? String : Number)(input); }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
var RelayNetworkLayer = /*#__PURE__*/_createClass(function RelayNetworkLayer(middlewares, opts) {
  var _this = this;
  _classCallCheck(this, RelayNetworkLayer);
  this._middlewares = [];
  this._rawMiddlewares = [];
  this._middlewaresSync = [];
  this.noThrow = false;
  var mws = Array.isArray(middlewares) ? middlewares : [middlewares];
  mws.forEach(function (mw) {
    if (mw) {
      if (mw.execute) {
        _this._middlewaresSync.push(mw.execute);
      } else if (mw.isRawMiddleware) {
        _this._rawMiddlewares.push(mw);
      } else {
        _this._middlewares.push(mw);
      }
    }
  });
  if (opts) {
    this.subscribeFn = opts.subscribeFn;
    this.noThrow = opts.noThrow === true;

    // TODO deprecate
    if (opts.beforeFetch) {
      this._middlewaresSync.push(opts.beforeFetch);
    }
  }
  this.fetchFn = function (operation, variables, cacheConfig, uploadables) {
    for (var i = 0; i < _this._middlewaresSync.length; i++) {
      var res = _this._middlewaresSync[i](operation, variables, cacheConfig, uploadables);
      if (res) return res;
    }
    return {
      subscribe: function subscribe(sink) {
        var req = new _RelayRequest["default"](operation, variables, cacheConfig, uploadables);
        var res = (0, _fetchWithMiddleware["default"])(req, _this._middlewares, _this._rawMiddlewares, _this.noThrow);
        res.then(function (value) {
          sink.next(value);
          sink.complete();
        }, function (error) {
          if (error && error.name && error.name === 'AbortError') {
            sink.complete();
          } else sink.error(error);
        })
        // avoid unhandled promise rejection error
        ["catch"](function () {});
        return function () {
          req.cancel();
        };
      }
    };
  };
  var network = _relayRuntime.Network.create(this.fetchFn, this.subscribeFn);
  this.execute = network.execute;
  this.executeWithEvents = network.executeWithEvents;
});
exports["default"] = RelayNetworkLayer;