// Generated by CoffeeScript 1.12.8
(function() {
  var bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; };

  Turbolinks.HttpRequest = (function() {
    HttpRequest.NETWORK_FAILURE = 0;

    HttpRequest.TIMEOUT_FAILURE = -1;

    HttpRequest.timeout = 60;

    function HttpRequest(delegate, location, referrer) {
      this.delegate = delegate;
      this.requestCanceled = bind(this.requestCanceled, this);
      this.requestTimedOut = bind(this.requestTimedOut, this);
      this.requestFailed = bind(this.requestFailed, this);
      this.requestLoaded = bind(this.requestLoaded, this);
      this.requestProgressed = bind(this.requestProgressed, this);
      this.url = Turbolinks.Location.wrap(location).requestURL;
      this.referrer = Turbolinks.Location.wrap(referrer).absoluteURL;
      this.createXHR();
    }

    HttpRequest.prototype.send = function() {
      var base;
      if (this.xhr && !this.sent) {
        this.notifyApplicationBeforeRequestStart();
        this.setProgress(0);
        this.xhr.send();
        this.sent = true;
        return typeof (base = this.delegate).requestStarted === "function" ? base.requestStarted() : void 0;
      }
    };

    HttpRequest.prototype.cancel = function() {
      if (this.xhr && this.sent) {
        return this.xhr.abort();
      }
    };

    HttpRequest.prototype.requestProgressed = function(event) {
      if (event.lengthComputable) {
        return this.setProgress(event.loaded / event.total);
      }
    };

    HttpRequest.prototype.requestLoaded = function() {
      return this.endRequest((function(_this) {
        return function() {
          var ref;
          if ((200 <= (ref = _this.xhr.status) && ref < 300)) {
            return _this.delegate.requestCompletedWithResponse(_this.xhr.responseText, _this.xhr.getResponseHeader("Turbolinks-Location"));
          } else {
            _this.failed = true;
            return _this.delegate.requestFailedWithStatusCode(_this.xhr.status, _this.xhr.responseText);
          }
        };
      })(this));
    };

    HttpRequest.prototype.requestFailed = function() {
      return this.endRequest((function(_this) {
        return function() {
          _this.failed = true;
          return _this.delegate.requestFailedWithStatusCode(_this.constructor.NETWORK_FAILURE);
        };
      })(this));
    };

    HttpRequest.prototype.requestTimedOut = function() {
      return this.endRequest((function(_this) {
        return function() {
          _this.failed = true;
          return _this.delegate.requestFailedWithStatusCode(_this.constructor.TIMEOUT_FAILURE);
        };
      })(this));
    };

    HttpRequest.prototype.requestCanceled = function() {
      return this.endRequest();
    };

    HttpRequest.prototype.notifyApplicationBeforeRequestStart = function() {
      return Turbolinks.dispatch("turbolinks:request-start", {
        data: {
          url: this.url,
          xhr: this.xhr
        }
      });
    };

    HttpRequest.prototype.notifyApplicationAfterRequestEnd = function() {
      return Turbolinks.dispatch("turbolinks:request-end", {
        data: {
          url: this.url,
          xhr: this.xhr
        }
      });
    };

    HttpRequest.prototype.createXHR = function() {
      this.xhr = new XMLHttpRequest;
      this.xhr.open("GET", this.url, true);
      this.xhr.timeout = this.constructor.timeout * 1000;
      this.xhr.setRequestHeader("Accept", "text/html, application/xhtml+xml");
      this.xhr.setRequestHeader("Turbolinks-Referrer", this.referrer);
      this.xhr.onprogress = this.requestProgressed;
      this.xhr.onload = this.requestLoaded;
      this.xhr.onerror = this.requestFailed;
      this.xhr.ontimeout = this.requestTimedOut;
      return this.xhr.onabort = this.requestCanceled;
    };

    HttpRequest.prototype.endRequest = function(callback) {
      if (this.xhr) {
        this.notifyApplicationAfterRequestEnd();
        if (callback != null) {
          callback.call(this);
        }
        return this.destroy();
      }
    };

    HttpRequest.prototype.setProgress = function(progress) {
      var base;
      this.progress = progress;
      return typeof (base = this.delegate).requestProgressed === "function" ? base.requestProgressed(this.progress) : void 0;
    };

    HttpRequest.prototype.destroy = function() {
      var base;
      this.setProgress(1);
      if (typeof (base = this.delegate).requestFinished === "function") {
        base.requestFinished();
      }
      this.delegate = null;
      return this.xhr = null;
    };

    return HttpRequest;

  })();

}).call(this);