// Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

part of html;

// On Firefox 11, the object obtained from 'window.location' is very strange.
// It can't be monkey-patched and seems immune to putting methods on
// Object.prototype.  We are forced to wrap the object.

class _LocationWrapper implements Location {

  final _ptr;  // Opaque reference to real location.

  _LocationWrapper(this._ptr);

  // TODO(sra): Replace all the _set and _get calls with 'JS' forms.

  // final List<String> ancestorOrigins;
  List<String> get ancestorOrigins => _get(_ptr, 'ancestorOrigins');

  // String hash;
  String get hash => _get(_ptr, 'hash');
  void set hash(String value) {
    _set(_ptr, 'hash', value);
  }

  // String host;
  String get host => _get(_ptr, 'host');
  void set host(String value) {
    _set(_ptr, 'host', value);
  }

  // String hostname;
  String get hostname => _get(_ptr, 'hostname');
  void set hostname(String value) {
    _set(_ptr, 'hostname', value);
  }

  // String href;
  String get href => _get(_ptr, 'href');
  void set href(String value) {
    _set(_ptr, 'href', value);
  }

  // final String origin;
  String get origin {
    if (JS('bool', '("origin" in #)', _ptr)) {
      return JS('String', '#.origin', _ptr);
    }
    return '${this.protocol}//${this.host}';
  }

  // String pathname;
  String get pathname => _get(_ptr, 'pathname');
  void set pathname(String value) {
    _set(_ptr, 'pathname', value);
  }

  // String port;
  String get port => _get(_ptr, 'port');
  void set port(String value) {
    _set(_ptr, 'port', value);
  }

  // String protocol;
  String get protocol => _get(_ptr, 'protocol');
  void set protocol(String value) {
    _set(_ptr, 'protocol', value);
  }

  // String search;
  String get search => _get(_ptr, 'search');
  void set search(String value) {
    _set(_ptr, 'search', value);
  }

  void assign(String url) => JS('void', '#.assign(#)', _ptr, url);

  void reload() => JS('void', '#.reload()', _ptr);

  void replace(String url) => JS('void', '#.replace(#)', _ptr, url);

  String toString() => JS('String', '#.toString()', _ptr);


  static _get(p, m) => JS('var', '#[#]', p, m);
  static _set(p, m, v) => JS('void', '#[#] = #', p, m, v);
}