(function() {
  var extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
    hasProp = {}.hasOwnProperty;

  Backbone.Poised || (Backbone.Poised = {});

  Backbone.Poised.LinkedForm = (function(superClass) {
    extend(LinkedForm, superClass);

    function LinkedForm() {
      return LinkedForm.__super__.constructor.apply(this, arguments);
    }

    LinkedForm.prototype.tagName = 'form';

    LinkedForm.prototype.className = 'poised';

    LinkedForm.prototype.initialize = function(options) {
      if (options == null) {
        options = {};
      }
      if (options.model1 == null) {
        throw new Error('Missing `model1` option');
      }
      if (options.model2 == null) {
        throw new Error('Missing `model2` option');
      }
      this.model = options.model1;
      this.model1 = options.model1;
      this.model2 = options.model2;
      this.extractOptions(options);
      return this.extractFields(options);
    };

    LinkedForm.prototype.bindValidation = function() {
      Backbone.Validation.bind(this, {
        model: this.model1
      });
      return Backbone.Validation.bind(this, {
        model: this.model2
      });
    };

    LinkedForm.prototype.controlView = function(field) {
      field = _.defaults(field, {
        model1: this.model1,
        model2: this.model2,
        parentView: this
      });
      field.validate = this.model1.__proto__.validation && _.has(this.model1.__proto__.validation, field.attribute);
      switch (field.type) {
        case 'text':
          return new Backbone.Poised.LinkedStringControl(field);
        case 'range':
          return new Backbone.Poised.LinkedRangeControl(field);
        case 'number':
          return new Backbone.Poised.LinkedNumberControl(field);
        case 'select':
          return new Backbone.Poised.LinkedSelectControl(field);
        case 'anchor':
          return new Backbone.Poised.Anchor(field);
      }
    };

    return LinkedForm;

  })(Backbone.Poised.Form);

}).call(this);