impress/public/javascripts/wardrobe.js

window.log = window.SWFLog = $.noop;

function arraysMatch(array1, array2) {
  // http://www.breakingpar.com/bkp/home.nsf/0/87256B280015193F87256BFB0077DFFD
  var temp;
  if(!$.isArray(array1)|| !$.isArray(array2)) {
    return array1 == array2;
  }
  temp = [];
  if (array1.length != array2.length) {
    return false;
  }
  for (var i=0; i<array1.length; i++) {
    key = (typeof array1[i]) + "~" + array1[i];
    if (temp[key]) { temp[key]++; } else { temp[key] = 1; }
  }
  for (var i=0; i<array2.length; i++) {
    key = (typeof array2[i]) + "~" + array2[i];
    if (temp[key]) {
      if (temp[key] == 0) { return false; } else { temp[key]--; }
    } else {
      return false;
    }
  }
  return true;
}

Array.prototype.mapProperty = function (property) {
  return $.map(this, function (element) {
    return element[property];
  });
}

function DeepObject() {}

DeepObject.prototype.deepGet = function () {
  var scope = this, i;
  $.each(arguments, function () {
    scope = scope[this];
    if(typeof scope == 'undefined') return false;
  });
  return scope;
}

DeepObject.prototype.deepSet = function () {
  var pop = $.proxy(Array.prototype.pop, 'apply'),
    value = pop(arguments),
    final_key = pop(arguments),
    scope = this;
  $.each(arguments, function () {
    if(typeof scope[this] == 'undefined') {
      scope[this] = {};
    }
    scope = scope[this];
  });
  scope[final_key] = value;
}

function Wardrobe() {
  var wardrobe = this, BiologyAsset, ItemAsset;

  /*
  *
  * Models
  *
  */

  function determineRestrictedZones() {
    var i, zone;
    this.restricted_zones = [];
    while((zone = this.zones_restrict.indexOf(1, zone) + 1) != 0) {
      this.restricted_zones.push(zone);
    }
  }

  function Asset(newData) {
    var asset = this;
    
    function size_key(size) {
      return size[0] + 'x' + size[1];
    }
    
    this.image_urls_by_size_key = {};
    var image;
    for(var i = 0; i < newData.images.length; i++) {
      image = newData.images[i];
      this.image_urls_by_size_key[size_key(image.size)] = image.url;
    }

    this.imageURL = function (size) {
      return this.image_urls_by_size_key[size_key(size)];
    }

    this.update = function (data) {
      for(var key in data) {
        if(data.hasOwnProperty(key)) {
          asset[key] = data[key];
        }
      }
    }

    this.update(newData);
  }

  function BiologyAsset(data) {
    Asset.apply(this, [data]);
    determineRestrictedZones.apply(this);
  }

  function ItemAsset(data) {
    Asset.apply(this, [data]);
  }

  function Item(id) {
    var item = this;
    this.id = id;
    this.assets_by_body_id = {};
    this.load_started = false;
    this.loaded = false;

    this.getAssetsFitting = function (pet_type) {
      return this.assets_by_body_id[pet_type.body_id] || [];
    }

    this.hasAssetsFitting = function (pet_type) {
      return typeof item.assets_by_body_id[pet_type.body_id] != 'undefined' &&
        item.assets_by_body_id[pet_type.body_id].length > 0;
    }

    this.couldNotLoadAssetsFitting = function (pet_type) {
      return typeof item.assets_by_body_id[pet_type.body_id] != 'undefined' &&
        item.assets_by_body_id[pet_type.body_id].length == 0;
    }

    this.update = function (data) {
      for(var key in data) {
        if(data.hasOwnProperty(key) && key != 'id') { // do not replace ID with string
          item[key] = data[key];
        }
      }
      determineRestrictedZones.apply(this);
      this.loaded = true;
    }

    function getNameForSlug() {
      return item.name.toLowerCase().replace(/ /g, '-').replace(/[^a-z0-9\-]/i, '');
    }

    function getSlug() {
      var slug = item.id.toString();
      if(item.hasOwnProperty('name')) {
        slug += '-' + getNameForSlug();
      }
      return slug;
    }

    this.getURL = function() {
      return "/items/" + getSlug();
    }

    Item.cache[id] = this;
  }

  Item.find = function (id) {
    var item = Item.cache[id];
    if(!item) {
      item = new Item(id);
    }
    return item;
  }

  var item_load_callbacks = [];

  Item.loadByIds = function (ids, success) {
    var ids_to_load = [], ids_not_loaded = [], items = $.map(ids, function (id) {
      var item = Item.find(id);
      if(!item.load_started) {
        ids_to_load.push(id);
        item.load_started = true;
      }
      if(!item.loaded) {
        ids_not_loaded.push(id);
      }
      return item;
    });
    if(ids_to_load.length) {
      $.getJSON('/items.json', {ids: ids_to_load}, function (data) {
        var set, set_items, set_ids, set_callback, run_callback, ids_from_data = [];
        $.each(data, function () {
          ids_from_data.push(+this.id);
          Item.find(this.id).update(this);
        });
        for(var i = 0; i < item_load_callbacks.length; i++) {
          set = item_load_callbacks[i];
          set_items = set[0];
          set_ids = set[1];
          set_callback = set[2];
          run_callback = true;
          for(var j = 0; j < set_ids.length; j++) {
            if($.inArray(set_ids[j], ids_from_data) == -1) {
              run_callback = false;
              break;
            }
          }
          if(run_callback) set_callback(set_items);
        }
        success(items);
      });
    } else if(ids_not_loaded.length) {
      item_load_callbacks.push([items, ids_not_loaded, success]);
    } else {
      success(items);
    }
    return items;
  }

  Item.PER_PAGE = 21;

  Item.loadByQuery = function (query, offset, success, error) {
    var page = Math.round(offset / Item.PER_PAGE) + 1;
    $.ajax({
      url: '/items.json',
      data: {q: query, per_page: Item.PER_PAGE, page: page},
      dataType: 'json',
      success: function (data) {
        var items = [], item, item_data;
        if(data.items) {
          for(var i = 0; i < data.items.length; i++) {
            item_data = data.items[i];
            item = Item.find(item_data.id);
            item.update(item_data);
            items.push(item);
          }
          success(items, data.total_pages, page);
        } else if(data.error) {
          error(data.error);
        }
      },
      error: function (xhr) {
        try {
          var json = $.parseJSON(xhr.responseText);
        } catch(e) {
          $.jGrowl("There was an error running that search, probably on our end. Try again?");
          return false;
        }

        if(json.error) error(json.error);
      }
    });
  }

  Item.cache = {};

  function ItemZoneSet(name) {
    this.name = name;
  }

  ItemZoneSet.loadAll = function (success) {
    $.getJSON('/item_zone_sets.json', function (data) {
      for(var i = 0, l = data.length; i < l; i++) {
        ItemZoneSet.all.push(new ItemZoneSet(data[i]));
      }
      success(ItemZoneSet.all);
    });
  }

  ItemZoneSet.all = [];

  function Outfit(data) {
    var outfit = this, previous_pet_type, worn_item_ids = [],
      closet_item_ids = [], new_record = true;

    this.setWornAndUnwornItemIds = function (new_ids) {
      this.worn_and_unworn_item_ids = new_ids;
      worn_item_ids = new_ids.worn;
      closet_item_ids = new_ids.unworn.concat(new_ids.worn);
    }
    
    function loadAttributes(data) {
      outfit.color_id = data.color_id;
      outfit.id = data.id;
      outfit.name = data.name;
      outfit.pet_state_id = data.pet_state_id;
      outfit.starred = data.starred;
      outfit.species_id = data.species_id;
      outfit.image_versions = data.image_versions;
      outfit.image_enqueued = data.image_enqueued;
      outfit.image_layers_hash = data.image_layers_hash;
      outfit.setWornAndUnwornItemIds(data.worn_and_unworn_item_ids);
      new_record = false;
    }

    if(typeof data != 'undefined') {
      loadAttributes(data);
    }

    this.closet_items = [];
    this.worn_items = [];

    this.anonymous = false;

    this.getWornItemIds = function () { // TODO just expose the worn_item_ids
      return worn_item_ids;
    }

    this.getClosetItemIds = function () { // TODO just expose the closet_item_ids
      return closet_item_ids;
    }

    function getAttributes() {
      var outfit_data = {};
      outfit_data.name = outfit.name;
      outfit_data.starred = outfit.starred;
      outfit_data.worn_and_unworn_item_ids = outfit.getWornAndUnwornItemIds();
      if(outfit.pet_state) outfit_data.pet_state_id = outfit.pet_state.id;
      outfit_data.anonymous = outfit.anonymous;
      return outfit_data;
    }

    function getRestrictedZones() {
      // note: may contain duplicates - loop through assets, not these, for
      // best performance
      var restricted_zones = [],
        restrictors = outfit.worn_items;
      if(outfit.pet_state) restrictors = restrictors.concat(outfit.pet_state.assets);
      $.each(restrictors, function () {
        restricted_zones = restricted_zones.concat(this.restricted_zones);
      });
      return restricted_zones;
    }

    function hasItemInCloset(item) {
      return $.inArray(item, outfit.closet_items) != -1;
    }

    function isWearingItem(item) {
      return $.inArray(item, outfit.worn_items) != -1;
    }

    function itemAssetsOnLoad(added_item, updateItemsCallback, updateItemAssetsCallback) {
      var item_zones, item_zones_length, existing_item, existing_item_zones, passed,
        new_items = [], new_worn_item_ids = [];
      if(added_item) {
        // now that we've loaded, check for conflicts on the added item
        item_zones = added_item.getAssetsFitting(outfit.pet_type).mapProperty('zone_id');
        item_zones_length = item_zones.length;
        for(var i = 0; i < outfit.worn_items.length; i++) {
          existing_item = outfit.worn_items[i];
          existing_item_zones = existing_item.getAssetsFitting(outfit.pet_type).mapProperty('zone_id');
          passed = true;
          if(existing_item != added_item) {
            for(var j = 0; j < item_zones_length; j++) {
              if($.inArray(item_zones[j], existing_item_zones) != -1) {
                passed = false;
                break;
              }
            }
          }
          if(passed) {
            new_items.push(existing_item);
            new_worn_item_ids.push(existing_item.id);
          }
        }
        outfit.worn_items = new_items;
        worn_item_ids = new_worn_item_ids;
        updateItemsCallback(outfit.worn_items);
      }
      updateItemAssetsCallback();
    }

    function petTypeOnLoad(pet_type, petTypeLoadedCallback, updatePetStateCallback, updateItemsCallback, updateItemAssetsCallback) {
      if(!outfit.pet_state || !pet_type.ownsPetState(outfit.pet_state)) {
        outfit.setPetStateById(null, updatePetStateCallback);
      }
      petTypeLoadedCallback(pet_type);
      updateItemAssets(null, updateItemsCallback, updateItemAssetsCallback);
    }

    function updateItemAssets(added_item, updateItemsCallback, updateItemAssetsCallback) {
      if(outfit.pet_type && outfit.pet_type.loaded && worn_item_ids.length) {
        outfit.pet_type.loadItemAssets(worn_item_ids, function () {
          itemAssetsOnLoad(added_item, updateItemsCallback, updateItemAssetsCallback)
        });
      }
    }

    this.closetItem = function (item, updateClosetItemsCallback) {
      if(!hasItemInCloset(item)) {
        this.closet_items.push(item);
        closet_item_ids.push(item.id);
        updateClosetItemsCallback(this.closet_items);
      }
    }

    this.getPetStateId = function () {
      if(typeof outfit.pet_state_id === 'undefined') {
        outfit.pet_state_id = outfit.pet_state.id;
      }
      return outfit.pet_state_id;
    }

    this.getVisibleAssets = function () {
      var assets, restricted_zones = getRestrictedZones(),
        visible_assets = [];
      assets = this.pet_state ? this.pet_state.assets : [];
      for(var i = 0; i < outfit.worn_items.length; i++) {
        assets = assets.concat(outfit.worn_items[i].getAssetsFitting(outfit.pet_type));
      }
      $.each(assets, function () {
        if($.inArray(this.zone_id, restricted_zones) == -1) {
          visible_assets.push(this);
        }
      });
      return visible_assets;
    }
    
    this.isIdenticalTo = function (other) {
      return other && // other exists
             this.constructor == other.constructor && // other is an outfit
             this.getPetStateId() == other.getPetStateId() &&
             arraysMatch(this.getWornItemIds(), other.getWornItemIds()) &&
             arraysMatch(this.getClosetItemIds(), other.getClosetItemIds());
    }

    this.rename = function (new_name, success, failure) {
      this.updateAttributes({name: new_name}, success, failure);
    }

    this.setClosetItemsByIds = function (ids, updateItemsCallback) {
      if(ids) closet_item_ids = ids;
      if(ids && ids.length) {
        Item.loadByIds(ids, function (items) {
          outfit.closet_items = items;
          updateItemsCallback(items);
        });
      } else {
        this.closet_items = [];
        updateItemsCallback(this.closet_items);
      }
    }

    this.setPetStateById = function (id, petStateOnLoad) {
      if(!id && this.pet_type) {
        id = this.pet_type.pet_state_ids[0];
      }
      if(id) {
        this.pet_state = PetState.find(id);
        this.pet_state_id = id;
        this.pet_state.loadAssets(petStateOnLoad);
      }
    }

    this.setPetTypeByColorAndSpecies = function (color_id, species_id, updatePetTypeCallback, petTypeLoadedCallback, petTypeNotFoundCallback, updatePetStateCallback, updateItemsCallback, updateItemAssetsCallback) {
      this.pet_type = PetType.findOrCreateByColorAndSpecies(color_id, species_id);
      this.color_id = color_id;
      this.species_id = species_id;
      updatePetTypeCallback(this.pet_type);
      this.pet_type.load(function (pet_type) { petTypeOnLoad(pet_type, petTypeLoadedCallback, updatePetStateCallback, updateItemsCallback, updateItemAssetsCallback) }, petTypeNotFoundCallback);
    }

    this.setWornItemsByIds = function (ids, updateItemsCallback, updateItemAssetsCallback) {
      if(ids) worn_item_ids = ids;
      if(ids && ids.length) {
        this.worn_items = Item.loadByIds(ids, updateItemsCallback);
      } else {
        this.worn_items = [];
        updateItemsCallback(this.worn_items);
      }
      updateItemAssets(null, updateItemsCallback, updateItemAssetsCallback);
    }

    this.toggleStar = function (success) {
      this.updateAttributes({starred: !outfit.starred}, success);
    }

    this.unclosetItem = function (item, updateClosetItemsCallback, updateWornItemsCallback) {
      var i = $.inArray(item, this.closet_items), id_i;
      if(i != -1) {
        this.closet_items.splice(i, 1);
        id_i = $.inArray(item.id, closet_item_ids);
        closet_item_ids.splice(id_i, 1);
        updateClosetItemsCallback(this.closet_items);
        this.unwearItem(item, updateWornItemsCallback);
      }
    }

    this.unwearItem = function (item, updateWornItemsCallback) {
      var i = $.inArray(item, this.worn_items), id_i;
      if(i != -1) {
        this.worn_items.splice(i, 1);
        id_i = $.inArray(item.id, worn_item_ids);
        worn_item_ids.splice(id_i, 1);
        updateWornItemsCallback(this.worn_items);
      }
    }

    this.update = function (success, failure) {
      sendUpdate(getAttributes(), success, failure);
    }

    this.wearItem = function (item, updateWornItemsCallback, updateClosetItemsCallback, updateItemAssetsCallback) {
      if(!isWearingItem(item)) {
        this.worn_items.push(item);
        worn_item_ids.push(item.id);
        this.closetItem(item, updateClosetItemsCallback);
        if(updateItemAssetsCallback) {
          updateItemAssets(item, updateWornItemsCallback, updateItemAssetsCallback);
        }
        updateWornItemsCallback(this.worn_items);
      }
    }

    this.getWornAndUnwornItemIds = function () {
      var unworn_item_ids = [], id;
      for(var i = 0; i < closet_item_ids.length; i++) {
        id = closet_item_ids[i];
        if($.inArray(id, worn_item_ids) === -1) {
          unworn_item_ids.push(id);
        }
      }
      outfit.worn_and_unworn_item_ids = {worn: worn_item_ids, unworn: unworn_item_ids};
      return outfit.worn_and_unworn_item_ids;
    }

    this.clone = function () {
      var new_outfit = new Outfit;
      new_outfit.cloneAttributesFrom(outfit);
      new_outfit.id = outfit.id;
      new_outfit.name = outfit.name;
      new_outfit.starred = outfit.starred;
      new_outfit.image_enqueued = outfit.image_enqueued;
      new_outfit.image_versions = outfit.image_versions;
      new_outfit.image_layers_hash = outfit.image_layers_hash;
      return new_outfit;
    }

    this.cloneAttributesFrom = function (base_outfit) {
      var base_ids = base_outfit.getWornAndUnwornItemIds(),
        new_ids = {};
      outfit.color_id = base_outfit.color_id
      outfit.species_id = base_outfit.species_id;
      outfit.pet_state_id = base_outfit.getPetStateId();
      outfit.pet_state = base_outfit.pet_state;
      outfit.pet_type = base_outfit.pet_type;
      outfit.closet_items = base_outfit.closet_items.slice(0);
      outfit.worn_items = base_outfit.worn_items.slice(0);
      new_ids.worn = base_ids.worn.slice(0);
      new_ids.unworn = base_ids.unworn.slice(0);
      outfit.setWornAndUnwornItemIds(new_ids);
    }
    
    function updateFromSaveResponse(data) {
      outfit.id = data.id;
      outfit.image_versions = data.image_versions;
      outfit.image_enqueued = data.image_enqueued;
      outfit.image_layers_hash = data.image_layers_hash;
    }

    this.destroy = function (success) {
      $.ajax({
        url: '/outfits/' + outfit.id + '.json',
        type: 'post',
        data: {'_method': 'delete'},
        success: function () { success(outfit) }
      });
    }

    this.create = function (success, error) {
      $.ajax({
        url: '/outfits',
        type: 'post',
        data: {outfit: getAttributes()},
        dataType: 'json',
        success: function (data) {
          new_record = false;
          updateFromSaveResponse(data);
          Outfit.cache[outfit.id] = outfit;
          success(outfit);
        },
        error: function (xhr) {
          error(outfit, $.parseJSON(xhr.responseText));
        }
      });
    }
    
    this.reload = function (success) {
      Outfit.load(this.id, function (new_outfit) {
        loadAttributes(new_outfit);
        success(outfit);
      });
    }
    
    function sendUpdate(outfit_data, success, failure) {
      $.ajax({
        url: '/outfits/' + outfit.id,
        type: 'post',
        data: {'_method': 'put', outfit: outfit_data},
        dataType: 'json',
        success: function (data) {
          updateFromSaveResponse(data);
          Outfit.cache[outfit.id] = outfit;
          success(outfit);
        },
        error: function (xhr) {
          if(typeof failure !== 'undefined') {
            failure(outfit, $.parseJSON(xhr.responseText));
          }
        }
      });
    }

    this.updateAttributes = function (attributes, success, failure) {
      var outfit_data = {};
      for(var key in attributes) {
        if(attributes.hasOwnProperty(key)) {
          outfit_data[key] = outfit[key] = attributes[key];
        }
      }
      sendUpdate(outfit_data, success, failure);
    }
  }

  Outfit.cache = {};

  Outfit.find = function (id, callback) {
    if(typeof Outfit.cache[id] !== 'undefined') {
      callback(Outfit.cache[id]);
    } else {
      Outfit.load(id, callback);
    }
  }
  
  Outfit.load = function (id, callback) {
    $.ajax({
      url: '/outfits/' + id + '.json',
      success: function (data) {
        var outfit = new Outfit(data);
        Outfit.cache[id] = outfit;
        callback(outfit);
      },
      error: function () {
        callback(null);
      }
    });
  }

  Outfit.loadForCurrentUser = function (success) {
    var outfits = [];
    $.getJSON('/users/current-user/outfits.json', function (data) {
      var outfit_data, outfit, i;
      for(var i = 0; i < data.length; i++) {
        outfit_data = data[i];
        outfit = new Outfit(outfit_data);
        outfits.push(outfit);
        Outfit.cache[outfit_data.id] = outfit;
      }
      success(outfits);
    });
  }

  function PetAttribute() {}

  PetAttribute.loadAll = function (success) {
    $.getJSON('/pet_attributes.json', function (data) {
      success(data);
    });
  }

  function PetState(id) {
    var pet_state = this, loaded = false;

    this.id = id;
    this.assets = [];

    this.loadAssets = function (success) {
      var params;
      if(loaded) {
        success(pet_state);
      } else {
        $.getJSON('/pet_states/' + pet_state.id + '/swf_assets.json',
        function (data) {
          pet_state.assets = $.map(data, function (obj) { return new BiologyAsset(obj) });
          loaded = true;
          success(pet_state);
        });
      }
    }

    PetState.cache[id] = this;
  }

  PetState.find = function (id) {
    var pet_state = PetState.cache[id];
    if(!pet_state) {
      pet_state = new PetState(id);
    }
    return pet_state;
  }

  PetState.cache = {};

  function PetType() {
    var pet_type = this;

    this.loaded = false;
    this.pet_states = [];

    this.load = function (success, error) {
      if(pet_type.loaded) {
        success(pet_type);
      } else {
        $.getJSON('/species/' + pet_type.species_id + '/color/' + pet_type.color_id + '/pet_type.json', {
          'for': 'wardrobe'
        }, function (data) {
          if(data) {
            for(var key in data) {
              if(data.hasOwnProperty(key)) {
                pet_type[key] = data[key];
              }
            }
            for(var i = 0; i < pet_type.pet_state_ids.length; i++) {
              pet_type.pet_states.push(PetState.find(pet_type.pet_state_ids[i]));
            }
            PetType.cache_by_color_and_species.deepSet(
              pet_type.color_id,
              pet_type.species_id,
              pet_type
            );
            pet_type.loaded = true;
            success(pet_type);
          } else {
            error(pet_type);
          }
        });
      }
    }

    this.loadItemAssets = function (item_ids, success) {
      var item_ids_needed = [];
      for(var i = 0; i < item_ids.length; i++) {
        var id = item_ids[i], item = Item.find(id);
        if(!item.hasAssetsFitting(pet_type)) item_ids_needed.push(id);
      }
      if(item_ids_needed.length) {
        $.getJSON('/bodies/' + pet_type.body_id + '/swf_assets.json', {
          item_ids: item_ids_needed
        }, function (data) {
          var item;
          $.each(data, function () {
            var item = Item.find(this.parent_id),
              asset = new ItemAsset(this);
            if(typeof item.assets_by_body_id[pet_type.body_id] == 'undefined') {
              item.assets_by_body_id[pet_type.body_id] = [];
            }
            item.assets_by_body_id[pet_type.body_id].push(asset);
          });
          for(var i = 0, l = item_ids.length; i < l; i++) {
            item = Item.find(item_ids[i]);
            if(!item.hasAssetsFitting(pet_type)) {
              item.assets_by_body_id[pet_type.body_id] = [];
            }
          }
          success();
        });
      } else {
        success();
      }
    }

    this.toString = function () {
      return 'PetType{color_id: ' + this.color_id + ', species_id: ' +
        this.species_id + '}';
    }

    this.ownsPetState = function (pet_state) {
      for(var i = 0; i < this.pet_states.length; i++) {
        if(this.pet_states[i] == pet_state) return true;
      }
      return false;
    }
  }

  PetType.cache_by_color_and_species = new DeepObject();

  PetType.findOrCreateByColorAndSpecies = function (color_id, species_id) {
    var pet_type = PetType.cache_by_color_and_species.deepGet(color_id, species_id);
    if(!pet_type) {
      pet_type = new PetType();
      pet_type.color_id = color_id;
      pet_type.species_id = species_id;
    }
    return pet_type;
  }

  /*
  *
  * Controllers
  *
  */

  function Controller() {
    var controller = this;
    this.events = {};

    function fireEvent(event_name, subarguments) {
      var events = controller.events[event_name];
      if(typeof events !== 'undefined') {
        for(var i = 0; i < events.length; i++) {
          events[i].apply(controller, subarguments);
        }
      }
    }

    this.bind = function (event, callback) {
      if(typeof this.events[event] == 'undefined') {
        this.events[event] = [];
      }
      this.events[event].push(callback);
    }

    this.event = function (event_name) {
      return function () {
        fireEvent(event_name, arguments);
      }
    }

    this.events.trigger = function (event_name) {
      var subarguments, event;
      if(controller.events[event_name]) {
        subarguments = Array.prototype.slice.apply(arguments, [1]);
        fireEvent(event_name, subarguments);
      }
    }
  }

  Controller.all = {};

  Controller.all.Outfits = function OutfitsController() {
    // TODO: clean up the merge of outfits and user controller. Some is already
    // done, but I'm sure there's tons of redundant code still lying around.
    
    /* Current outfit management */
    
    var controller = this, outfit = new Outfit, last_shared_outfit = null;

    this.in_transaction = false;

    function setFullOutfit(new_outfit) {
      outfit = new_outfit;
      controller.in_transaction = true;
      controller.setPetStateById(outfit.pet_state_id);
      controller.setPetTypeByColorAndSpecies(outfit.color_id, outfit.species_id);
      controller.setClosetItemsByIds(outfit.getClosetItemIds());
      controller.setWornItemsByIds(outfit.getWornItemIds());
      controller.events.trigger('setOutfit', outfit);
      controller.in_transaction = false;
      controller.events.trigger('loadOutfit', outfit);
    }

    function setOutfitIdentity(new_outfit) {
      new_outfit.cloneAttributesFrom(outfit);
      outfit = new_outfit;
    }

    this.closetItem = function (item) {
      outfit.closetItem(
        item,
        controller.event('updateClosetItems')
      );
    }

    this.getClosetItems = function () {
      return outfit.closet_items;
    }

    this.getId = function () {
      return outfit.id;
    }

    this.getOutfit = function () {
      return outfit;
    }

    this.getPetState = function () {
      return outfit.pet_state;
    }

    this.getPetType = function () {
      return outfit.pet_type;
    }

    this.getVisibleAssets = function () {
      return outfit.getVisibleAssets();
    }

    this.getWornItems = function () {
      return outfit.worn_items;
    }

    this.load = function (new_outfit_id) {
      Outfit.find(new_outfit_id, function (new_outfit) {
        setFullOutfit(new_outfit.clone());
      });
    }

    this.loadData = function (new_outfit_data) {
      setFullOutfit(new Outfit(new_outfit_data));
    }

    this.create = function (attributes) {
      if(attributes) {
        outfit.starred = attributes.starred;
        outfit.name = attributes.name;
      }
      outfit.create(
        function (outfit) {
          insertOutfit(outfit);
          controller.events.trigger('saveSuccess', outfit);
          controller.events.trigger('createSuccess', outfit);
          controller.events.trigger('setOutfit', outfit);
        },
        controller.event('saveFailure')
      );
    }

    this.setClosetItemsByIds = function (item_ids) {
      outfit.setClosetItemsByIds(
        item_ids,
        controller.event('updateClosetItems')
      );
    }

    this.setId = function (outfit_id) {
      // Note that this does not load the outfit, but only sets the ID of the
      // outfit we're supposedly working with. This allows the hash to contain
      // the outfit ID while still allowing us to change as we go
      if(outfit_id) {
        Outfit.find(outfit_id, function (new_outfit) {
          if(new_outfit) {
            setOutfitIdentity(new_outfit);
            controller.events.trigger('setOutfit', outfit);
          } else {
            controller.events.trigger('outfitNotFound', outfit);
          }
        });
      } else {
        setOutfitIdentity(new Outfit);
        controller.events.trigger('setOutfit', outfit);
      }
    }

    this.setPetStateById = function (pet_state_id) {
      outfit.setPetStateById(pet_state_id, controller.event('updatePetState'));
    }

    this.setPetTypeByColorAndSpecies = function(color_id, species_id) {
      outfit.setPetTypeByColorAndSpecies(color_id, species_id,
        controller.event('updatePetType'),
        controller.event('petTypeLoaded'),
        controller.event('petTypeNotFound'),
        controller.event('updatePetState'),
        controller.event('updateWornItems'),
        controller.event('updateItemAssets')
      );
    }

    this.setWornItemsByIds = function (item_ids) {
      outfit.setWornItemsByIds(
        item_ids,
        controller.event('updateWornItems'),
        controller.event('updateItemAssets')
      );
    }

    this.share = function () {
      if(outfit.id) {
        // If this is a user-saved outfit (user is logged in), no need to
        // re-share it. Skip to using the current outfit.
        controller.events.trigger('shareSkipped', outfit);
      } else if(outfit.isIdenticalTo(last_shared_outfit)) {
        // If the outfit hasn't changed since last time we shared it, no need to
        // re-share it. Skip to using the last shared outfit.
        controller.events.trigger('shareSkipped', last_shared_outfit);
      } else {
        // Otherwise, this is a fresh outfit that needs to be shared. Try, and
        // report success or failure.
        last_shared_outfit = outfit.clone();
        last_shared_outfit.anonymous = true;
        last_shared_outfit.create(
          controller.event('shareSuccess'),
          controller.event('shareFailure')
        );
      }
    }

    this.unclosetItem = function (item) {
      outfit.unclosetItem(
        item,
        controller.event('updateClosetItems'),
        controller.event('updateWornItems')
      );
    }

    this.unwearItem = function (item) {
      outfit.unwearItem(item, controller.event('updateWornItems'));
    }

    this.update = function () {
      outfit.update(
        function (outfit) {
          updateUserOutfit(outfit);
          controller.events.trigger('saveSuccess', outfit),
          controller.events.trigger('updateSuccess', outfit)
        },
        controller.event('saveFailure')
      );
    }

    this.wearItem = function (item) {
      outfit.wearItem(
        item,
        controller.event('updateWornItems'),
        controller.event('updateClosetItems'),
        controller.event('updateItemAssets')
      );
    }
    
    /* User outfits management */
    
    var outfits = [], outfits_loaded = false;

    function compareOutfits(a, b) {
      if(a.starred) {
        if(!b.starred) return -1;
      } else if(b.starred) {
        return 1;
      }
      if(a.name < b.name) return -1;
      else if(a.name == b.name) return 0;
      else return 1;
    }

    function insertOutfit(outfit) {
      for(var i = 0; i < outfits.length; i++) {
        if(compareOutfits(outfit, outfits[i]) < 0) {
          outfits.splice(i, 0, outfit);
          controller.events.trigger('addOutfit', outfit, i);
          return;
        }
      }
      controller.events.trigger('addOutfit', outfit, outfits.length);
      outfits.push(outfit);
    }

    function sortOutfits(outfits) {
      outfits.sort(compareOutfits);
    }

    function yankOutfit(outfit) {
      var i;
      for(i = 0; i < outfits.length; i++) {
        if(outfit.id == outfits[i].id) {
          outfits.splice(i, 1);
          break;
        }
      }
      controller.events.trigger('removeOutfit', outfit, i);
    }

    this.destroyOutfit = function (outfit) {
      outfit.destroy(function () {
        yankOutfit(outfit);
      });
    }

    this.loadOutfits = function () {
      if(!outfits_loaded) {
        Outfit.loadForCurrentUser(function (new_outfits) {
          outfits = new_outfits;
          outfits_loaded = true;
          sortOutfits(outfits);
          controller.events.trigger('outfitsLoaded', outfits);
        });
      }
    }

    this.renameOutfit = function (outfit, new_name) {
      var old_name = outfit.name;
      outfit.rename(new_name, function () {
        yankOutfit(outfit);
        insertOutfit(outfit);
        controller.events.trigger('outfitRenamed', outfit);
      }, function (outfit_copy, response) {
        outfit.name = old_name;
        controller.events.trigger('saveFailure', outfit_copy, response);
      });
    }

    this.toggleOutfitStar = function (outfit) {
      outfit.toggleStar(function () {
        yankOutfit(outfit);
        insertOutfit(outfit);
        controller.events.trigger('outfitStarToggled', outfit);
      });
    }

    function updateUserOutfit(outfit) {
      for(var i = 0; i < outfits.length; i++) {
        if(outfits[i].id == outfit.id) {
          outfits[i] = outfit.clone();
          break;
        }
      }
    }
  }
  
  Controller.all.ImageSubscriptions = function ImagesSubscriptionsController() {
    var outfitSubscriptionTotals = {};
    var DELAY = 5000;
    var controller = this;
    
    function checkSubscription(outfit) {
      outfit.reload(function () {
        if(outfitSubscriptionTotals[outfit.id] > 0) {
          if(outfit.image_enqueued) {
            log("Outfit image still enqueued; will try again soon", outfit);
            setTimeout(function () { checkSubscription(outfit) }, DELAY);
          } else {
            // Unsubscribe everyone from this outfit and fire ready events
            delete outfitSubscriptionTotals[outfit.id];
            controller.events.trigger('imageReady', outfit);
          }
        } else {
          log("Outfit was unsubscribed", outfit);
          delete outfitSubscriptionTotals[outfit.id];
        }
      });
    }
    
    this.subscribe = function (outfit) {
      if(outfit.image_enqueued) {
        if(outfit.id in outfitSubscriptionTotals) {
          // The subscription is already running. Just mark that one more
          // consumer is interested in it, and they'll all get a response soon.
          outfitSubscriptionTotals[outfit.id] += 1;
        } else {
          // This is a new subscription! Let's start checking it.
          outfitSubscriptionTotals[outfit.id] = 1;
          checkSubscription(outfit); 
        }
        
        // Regardless, trigger the enqueued event for the new consumer's sake.
        controller.events.trigger('imageEnqueued', outfit);
      } else {
        // Otherwise, never bother checking: skip straight to the ready phase.
        // Give it an instant timeout so that we're sure the consumer is ready
        // for the event. (It can be tricky when the consumer assigns this
        // return value somewhere to know if it cares about the event, so the
        // event can't fire before the return.)
        setTimeout(function () {
          controller.events.trigger('imageReady', outfit)
        }, 0);
      }
      
      return outfit;
    }
    
    this.unsubscribe = function (outfit) {
      if(outfit && outfit.id in outfitSubscriptionTotals) {
        if(outfitSubscriptionTotals[outfit.id] > 1) {
          outfitSubscriptionTotals[outfit.id] -= 1;
        } else {
          delete outfitSubscriptionTotals[outfit.id];
        }
      }
    }
  }

  Controller.all.BasePet = function BasePetController() {
    var base_pet = this;

    this.setName = function (name) {
      base_pet.name = name;
      base_pet.events.trigger('updateName', name);
    }
  }

  Controller.all.PetAttributes = function PetAttributesController() {
    var pet_attributes = this;

    function onLoad(attributes) {
      pet_attributes.events.trigger('update', attributes);
    }

    this.load = function () {
      PetAttribute.loadAll(onLoad);
    }
  }

  Controller.all.ItemZoneSets = function ItemZoneSetsController() {
    var item_zone_sets = this;

    function onLoad(sets) {
      item_zone_sets.events.trigger('update', sets);
    }

    this.load = function () {
      ItemZoneSet.loadAll(onLoad);
    }
  }

  Controller.all.Search = function SearchController() {
    var search = this;

    this.request = {};

    function itemsOnLoad(items, total_pages, page) {
      search.events.trigger('updateItems', items);
      search.events.trigger('updatePagination', page, total_pages);
    }

    function itemsOnError(error) {
      search.events.trigger('error', error);
    }

    this.setItemsByQuery = function (query, where) {
      var offset = (typeof where.offset != 'undefined') ? where.offset : (Item.PER_PAGE * (where.page - 1));
      search.request = {
        query: query,
        offset: offset
      };
      search.events.trigger('updateRequest', search.request);
      if(query) {
        Item.loadByQuery(query, offset, itemsOnLoad, itemsOnError);
        search.events.trigger('startRequest');
      } else {
        search.events.trigger('updateItems', []);
        search.events.trigger('updatePagination', 0, 0);
      }
    }

    this.setPerPage = function (per_page) {
      Item.PER_PAGE = per_page;
    }
  }

  var underscored_name;

  for(var name in Controller.all) {
    if(Controller.all.hasOwnProperty(name)) {
      // underscoring translated from
      // http://api.rubyonrails.org/classes/ActiveSupport/Inflector.html#M000710
      underscored_name = name.replace(/([A-Z]+)([A-Z][a-z])/g, '$1_$2').
        replace(/([a-z\d])([A-Z])/g,'$1_$2').toLowerCase();
      wardrobe[underscored_name] = new Controller.all[name];
      Controller.apply(wardrobe[underscored_name]);
    }
  }

  this.initialize = function () {
    var view;
    for(var name in wardrobe.views) {
      if(wardrobe.views.hasOwnProperty(name)) {
        view = wardrobe.views[name];
        if(typeof view.initialize == 'function') {
          view.initialize();
        }
      }
    }
  }

  this.registerViews = function (views) {
    wardrobe.views = {};
    $.each(views, function (name) {
      wardrobe.views[name] = new this(wardrobe);
    });
  }
}

Wardrobe.IMAGE_CONFIG = {
  base_url: "https://s3.amazonaws.com/impress-asset-images/",
  sizes: [
    [600, 600],
    [300, 300],
    [150, 150]
  ]
}

Wardrobe.StandardPreview = {
  views_by_swf_id: {}
};

Wardrobe.getStandardView = function (options) {
  var StandardView = {};

  function requireKeys() {
    var key, key_stack = [], scope = options;
    for(var i = 0; i < arguments.length; i++) {
      key = arguments[i];
      key_stack.push(key);
      scope = scope[key];
      if(typeof scope == "undefined") {
        throw "Options for Wardrobe.getStandardView must include " + key_stack.join(".");
      }
    }
  }

  requireKeys('Preview', 'swf_url');
  requireKeys('Preview', 'wrapper');
  requireKeys('Preview', 'placeholder');

  if(document.location.search.substr(0, 6) == '?debug') {
    StandardView.Console = function (wardrobe) {
      if(typeof console != 'undefined' && typeof console.log == 'function') {
        window.log = $.proxy(console, 'log');
      }

      this.initialize = function () {
        log('Welcome to the Wardrobe!');
      }

      var outfit_events = ['updateWornItems', 'updateClosetItems', 'updateItemAssets', 'updatePetType', 'updatePetState'];
      for(var i = 0; i < outfit_events.length; i++) {
        (function (event) {
          wardrobe.outfits.bind(event, function (obj) {
            log(event, obj);
          });
        })(outfit_events[i]);
      }

      wardrobe.outfits.bind('petTypeNotFound', function (pet_type) {
        log(pet_type.toString() + ' not found');
      });
    }
  }

  StandardView.Preview = function (wardrobe) {
    var preview = this;
    var preview_el = $(options.Preview.wrapper),
      preview_swf_placeholder = $(options.Preview.placeholder);
    var Adapter = {};

    Adapter.SWF = function () {
      var preview_swf_id = preview_swf_placeholder.attr('id'),
        preview_swf,
        update_pending_flash = false;

      preview_el.removeClass('image-adapter').addClass('swf-adapter');

      swfobject.embedSWF(
        options.Preview.swf_url,
        preview_swf_id,
        '100%',
        '100%',
        '9',
        '/assets/js/swfobject/expressInstall.swf',
        {'id': preview_swf_id},
        {'wmode': 'transparent'}
      );

      Wardrobe.StandardPreview.views_by_swf_id[preview_swf_id] = this;

      this.previewSWFIsReady = function () {
        preview_swf = document.getElementById(preview_swf_id);
        if(update_pending_flash) {
          update_pending_flash = false;
          this.updateAssets();
        }
      }

      this.updateAssets = function () {
        var assets, assets_for_swf;
        if(update_pending_flash) return false;
        if(preview_swf && preview_swf.setAssets) {
          assets = wardrobe.outfits.getVisibleAssets();
          preview_swf.setAssets(assets);
        } else {
          update_pending_flash = true;
        }
      }
    }

    Adapter.Image = function () {
      var pendingAssets = {}, pendingAssetIds = [], pendingInterval,
        pendingAssetsCount = 0,
        pendingMessageEl = $('<span/>', {id: 'preview-images-pending'}),
        previewImageContainer = $(options.Preview.image_container);

      var ASSET_PING_RATE = 5000;

      preview_el.removeClass('swf-adapter').addClass('image-adapter');
      pendingMessageEl.appendTo(previewImageContainer);

      var adapter = this;

      var exportIframe = $('#preview-export-iframe');
      if(exportIframe.length == 0) {
        exportIframe = $('<iframe/>',
          {
            id: 'preview-export-iframe',
            src: 'about:blank',
            css: {
              left: -1000,
              position: 'absolute',
              top: -1000,
              width: 300,
              height: 300
            }
          }
        ).appendTo(document.body);
      }

      this.saveImage = function (size) {
        /*
          Since browser security policy denies access to canvas image data
          if we include assets from other domains, and our assets are on S3,
          we pass the job to an HTML file on S3 called preview_export.html.

          It expects the following query string:

          ?WIDTH,HEIGHT,IMAGEURL0[,IMAGEURL1,...]

          It then prompts the user to download a WIDTHxHEIGHT image of the
          IMAGEURLs layered in order.
        */
        
        var url = Wardrobe.IMAGE_CONFIG.base_url + "preview_export.html?" +
          size[0] + "," + size[1];        
          
        // Get a copy of the visible assets, then sort them in ascending zone
        // order.
        var assets = wardrobe.outfits.getVisibleAssets().slice(0);
        assets.sort(function (a, b) {
          return a.depth - b.depth;
        });
        console.log(assets.mapProperty('id'));return;

        for(var i = 0; i < assets.length; i++) {
          url += "," + encodeURIComponent(assets[i].imageURL(size));
        }

        exportIframe.attr('src', url);
      }

      this.updateAssets = function () {
        var assets = wardrobe.outfits.getVisibleAssets(), asset,
          availableAssets = [];
        pendingAssets = {};
        pendingAssetsCount = 0;
        clearView();
        for(var i in assets) {
          if(!assets.hasOwnProperty(i)) continue;
          asset = assets[i];
          if(asset.has_image) {
            addToView(asset);
          } else {
            pendingAssets[asset.id] = asset;
            pendingAssetsCount++;
          }
        }
        updatePendingStatus();
      }

      function addToView(asset) {
        /*
          Instead of sorting these assets by zIndex later when we're putting
          them on the canvas, we just sort them as they get inserted.
          Find the first asset with a higher zIndex, then insert the new asset
          before that one. If there is no asset with a higher zIndex, just
          put it at the very end.
        */

        var newZIndex = asset.depth, nextHighestAsset;
        previewImageContainer.children('img').each(function () {
          var el = $(this);
          if(el.css('zIndex') > newZIndex) {
            nextHighestAsset = el;
            return false;
          }
        });

        var el = $(
          '<img/>',
          {
            css: {
              zIndex: newZIndex
            },
            src: asset.imageURL(bestSize())
          }
        );

        if(nextHighestAsset) {
          el.insertBefore(nextHighestAsset);
        } else {
          el.appendTo(previewImageContainer);
        }
      }

      // Boring: sorting sizes small to large.
      var sizes = Wardrobe.IMAGE_CONFIG.sizes;
      var SIZES_SMALL_TO_LARGE = [], size, inserted;
      for(var i in sizes) {
        if(!sizes.hasOwnProperty(i)) continue;
        size = sizes[i];
        inserted = false;
        for(var i in SIZES_SMALL_TO_LARGE) {
          if(SIZES_SMALL_TO_LARGE[i][0] * SIZES_SMALL_TO_LARGE[i][1] > size[0] * size[1]) {
            SIZES_SMALL_TO_LARGE.splice(i, 0, size);
            inserted = true;
            break;
          }
        }
        if(!inserted) SIZES_SMALL_TO_LARGE[SIZES_SMALL_TO_LARGE.length] = size;
      }

      var currentBestSize;
      function bestSize() {
        var sizes = SIZES_SMALL_TO_LARGE,
          width = preview_el.width(), height = preview_el.height();
        // Choose the first size larger than the space available
        for(var i in sizes) {
          if(sizes[i][0] > width && sizes[i][1] > height) {
            return currentBestSize = sizes[i];
          }
        }
        return currentBestSize = sizes[sizes.length - 1];
      }

      $(window).resize(function () {
        if(currentBestSize != bestSize()) {
          adapter.updateAssets();
        }
      });

      function clearView() {
        previewImageContainer.children('img').remove();
      }

      function loadPendingAssets() {
        var pendingAssetIds = {
          biology: [],
          object: []
        }, asset;
        for(var i in pendingAssets) {
          if(pendingAssets.hasOwnProperty(i)) {
            pendingAssetIds[pendingAssets[i].type].push(pendingAssets[i].id);
          }
        }
        $.getJSON(
          '/swf_assets.json',
          {
            ids: pendingAssetIds
          },
          function (assetsData) {
            var assetData, asset;
            for(var i in assetsData) {
              assetData = assetsData[i];
              if(assetData.has_image && pendingAssets.hasOwnProperty(assetData.id)) {
                asset = pendingAssets[assetData.id];
                asset.update(assetData);
                delete pendingAssets[assetData.id];
                pendingAssetsCount--;
                addToView(asset);
              }
            }
            updatePendingStatus();
          }
        );
      }

      function updatePendingInterval() {
        if(pendingAssetsCount) {
          if(pendingInterval == null) {
            pendingInterval = setInterval(loadPendingAssets, ASSET_PING_RATE);
          }
        } else {
          if(pendingInterval != null) {
            clearInterval(pendingInterval);
            pendingInterval = null;
          }
        }
      }

      function updatePendingMessage() {
        pendingMessageEl.text("Waiting on " + pendingAssetsCount + " images").
          attr("className", "waiting-on-" + pendingAssetsCount);
      }

      function updatePendingStatus() {
        updatePendingInterval();
        updatePendingMessage();
      }
    }

    if(typeof options.Preview.image_container == 'undefined' || document.cookie.indexOf('previewAdapter=Image') == -1) {
      this.adapter = new Adapter.SWF();
    } else {
      this.adapter = new Adapter.Image();
    }

    function updateAssets() {
      preview.adapter.updateAssets();
    }

    wardrobe.outfits.bind('updateWornItems', updateAssets);
    wardrobe.outfits.bind('updateItemAssets', updateAssets);
    wardrobe.outfits.bind('updatePetState', updateAssets);

    function useAdapter(name) {
      preview.adapter = new Adapter[name]();
      updateAssets();
      var expiryDate = new Date();
      expiryDate.setTime(expiryDate.getTime() + 365*24*60*60*1000); // one year from now
      document.cookie = "previewAdapter=" + name + "; expires=" + expiryDate.toGMTString();
    }

    this.useSWFAdapter = function () { useAdapter('SWF') }
    this.useImageAdapter = function () { useAdapter('Image') }
    this.toggleAdapter = function () {
      var nextAdapter = preview.adapter.constructor == 'SWF' ? 'Image' : 'SWF';
      useAdapter(nextAdapter);
    }

    this.usingSWFAdapter = function () {
      return preview.adapter.constructor == Adapter.SWF;
    }

    this.usingImageAdapter = function () {
      return preview.adapter.constructor == Adapter.Image;
    }
  }

  window.previewSWFIsReady = function (id) {
    Wardrobe.StandardPreview.views_by_swf_id[id].previewSWFIsReady();
  }

  return StandardView;
}