var App_ECommerce_Order_Admin_List_ActionFormToolbar = qs.createObject();

App_ECommerce_Order_Admin_List_ActionFormToolbar.defaultOptions = {
    /** @type {Qs_ViewController_List} */
    list: undefined,
    cellClasses: undefined,
    attribs: {
        id: undefined,
        'class': undefined
    }

};

App_ECommerce_Order_Admin_List_ActionFormToolbar.prototype =
{
    initialize: function (options)
    {
        this.options = $.extend({}, App_ECommerce_Order_Admin_List_ActionFormToolbar.defaultOptions, options);

        if (!this.options.list || !this.options.list instanceof Qs_ViewController_List) {
            qs.debug.warn('App_ECommerce_Order_Admin_List_ActionFormToolbar: Incorrect option list ', this.options.list);
            return this;
        }

        this.element = {};
        /** @type {Qs_ViewController_List} */
        this.list = this.options.list;
        /** @type {jQuery} */
        this.element.list = this.list.element.list;
        this.initElement();
        return this;
    },

    initElement: function ()
    {
        var cellSelector = this.classList2Selector(this.options.cellClasses),
            switcher = this.element.list.find('th' + cellSelector + ' :checkbox'),
            checkboxes = this.element.list.find('td' + cellSelector + ' :checkbox');

        this.element.toolbar = $('#' + this.options.attribs.id);

        if (1 !== this.element.toolbar.size()) {
            qs.debug.warn('App_ECommerce_Order_Admin_List_ActionFormToolbar: Can not find action toolbar');
            return this;
        }

        if (1 !== switcher.size()) {
            qs.debug.warn('App_ECommerce_Order_Admin_List_ActionFormToolbar: Can not find switcher checkbox');
            return this;
        }

        this.element.actionsMap = {};
        for (var element in this.options.elementActionsMap) {
            this.element.actionsMap[element] = $('.tool_' + element);
            this.element.actionsMap[element].bind(this.options.elementActionsMap[element].event +
                '.appListToolbar', _.bind(this.onAction, this));
        }

        this.element.cellActionsMap = {};
        for (var cellElement in this.options.elementActionsMap) {
            this.element.cellActionsMap[cellElement] = $('.cell_' + cellElement);
            this.element.cellActionsMap[cellElement].bind(this.options.elementActionsMap[cellElement].event +
                '.appListCell', _.bind(this.onCellAction, this));
        }

        this.element.switcher = switcher;
        this.element.checkboxes = checkboxes;
        this.element.switcher.bind('change.qsListToolbar', _.bind(this.onSwitcherChange, this));
        this.element.checkboxes.bind('change.qsListToolbar', _.bind(this.onCheckboxChange, this));

        return this;
    },

    classList2Selector: function (classList)
    {
        var selector = '';
        for (var i = 0, length = classList.length; i < length; ++i) {
            selector += '.' + classList[i];
        }
        return selector;
    },

    onAction: function (e)
    {
        if (!this.options.elementActionsMap.hasOwnProperty(e.currentTarget.name)) {
            qs.debug.warn('App_ECommerce_Order_Admin_List_ActionFormToolbar: Can not find element options');
            return this;
        }
        if (!e.currentTarget.value.length) {
            return false;
        }
        this.fireAction(this.options.elementActionsMap[e.currentTarget.name], e.currentTarget, true);
        return true;
    },

    onCellAction: function(e)
    {
        if (typeof e.currentTarget.name == 'undefined') {
            return false;
        }
        var name = e.currentTarget.className.split('_')[1],
            selectedPrimary = [{id: e.currentTarget.name.split(name)[1]}];

        if (!this.options.elementActionsMap.hasOwnProperty(name)) {
            qs.debug.warn('App_ECommerce_Order_Admin_List_ActionFormToolbar: Can not find element options');
            return this;
        }

        this.fireAction(this.options.elementActionsMap[name], e.currentTarget, false, selectedPrimary);
        return true;
    },

    fireAction: function (elementOptions, target, validateSelectedItems, selectedPrimary)
    {
        if (!selectedPrimary) {
            selectedPrimary = this.getSelectedPrimary();
        }
        var action = elementOptions.action;

        if (validateSelectedItems) {
            if (!selectedPrimary.length) {
                alert('Please select item(s)');
                $(this.element.actionsMap[target.name]).val('');
                return this;
            }
        }

        if (action && this.confirmAction(elementOptions)) {
            var request = {
                value: target.value,
                action: action,
                selectedPrimary: selectedPrimary
            };
            qs.ajax(this.list.options.url + '?action=' + request.action, request).done(function () {
                location.reload();
            });
        } else {
            $(this.element.actionsMap[target.name]).val('');
        }
        return this;
    },

    confirmAction: function (elementOptions)
    {
        var confirmationOptions, confirmation, result = true;
        confirmationOptions = elementOptions.confirmationOptions;

        if (confirmationOptions && _.isObject(confirmationOptions)) {
            if ((confirmation = confirmationOptions['confirmation'])) {
                result = confirm(confirmation);
            }
            if ((confirmation = confirmationOptions['confirmationCallback'])) {
                result = qs.call(confirmation);
            }
        }
        return result;

    },

    onSwitcherChange: function ()
    {
        if (this.element.switcher.is(':checked')) {
            this.element.checkboxes.not(':disabled').prop('checked', true);
        } else {
            this.element.checkboxes.prop('checked', false);
        }
        this.updateCounter(this.element.checkboxes.filter(':checked').size());
        return true;
    },

    updateCounter: function(count)
    {
        if ($(this.options.counter.updatingTagSelector).size()) {
            var updateHtml = count + ' ';
            updateHtml += (count == 1 ? this.options.counter.options.singular : this.options.counter.options.plural);

            $(this.options.counter.updatingTagSelector).html(updateHtml);
        }
        return true;
    },

    onCheckboxChange: function (e)
    {
        var target = $(e.currentTarget);
        if (!target.is(':checked') && this.element.switcher.is(':checked')) {
            this.element.switcher.prop('checked', false);
        }
        this.updateCounter(this.element.checkboxes.filter(':checked').size());
        return true;
    },

    /**
     * Returns array of primary keys for selected items
     * @return {Array} Array of objects
     */
    getSelectedPrimary: function ()
    {
        var that = this, itemKeys, primaryKeys = [];
        this.element.checkboxes.filter(':checked').each(function () {
            itemKeys = that.list.getPrimaryKey(that.list.getItemNode(this));
            primaryKeys.push(itemKeys);
        });
        return primaryKeys;
    }
};