madeline-ton/dist/network/http.js

Pure JS client-side implementation of the Telegram TON blockchain protocol

"use strict";

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

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

var _classCallCheck2 = _interopRequireDefault(require("@babel/runtime/helpers/classCallCheck"));

var _createClass2 = _interopRequireDefault(require("@babel/runtime/helpers/createClass"));

var _stream = _interopRequireDefault(require("../TL/stream"));

var Http =
/*#__PURE__*/
function () {
  function Http() {
    (0, _classCallCheck2["default"])(this, Http);
  }

  (0, _createClass2["default"])(Http, [{
    key: "connect",
    value: function connect(ctx) {
      this.uri = ctx.getUri('http');
      return Promise.resolve();
    }
  }, {
    key: "write",
    value: function write(payload) {
      var xhr = new XMLHttpRequest();
      xhr.onload = this.onHttpMessage.bind({
        xhr: xhr,
        onMessage: this.onMessage
      });
      xhr.open('POST', this.uri, true);
      xhr.responseType = 'arraybuffer';
      xhr.send(payload.getBuffer());
    }
  }, {
    key: "getBuffer",
    value: function getBuffer(length) {
      var s = new _stream["default"](new Uint32Array(5 + (length || 0)));
      s.pos += 5;
      s.initPos = 0;
      return s;
    }
  }, {
    key: "onHttpMessage",
    value: function onHttpMessage() {
      if (this.xhr.status === 200) {
        return this.onMessage(new _stream["default"](this.xhr.response));
      }

      this.onMessage(new _stream["default"](new Uint32Array(1).buffer).writeSignedInt(-this.xhr.status).reset());
    }
  }, {
    key: "isHttp",
    value: function isHttp() {
      return true;
    }
  }, {
    key: "close",
    value: function close() {}
  }]);
  return Http;
}();

var _default = Http;
exports["default"] = _default;