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See the\n// GNU General Public License for more details.\n//\n// You should have received a copy of the GNU General Public License\n// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.\n\n/**\n * Enhance the gradebook tree setup with various facilities.\n *\n * @module     core_grades/edittree_index\n * @package    core_grades\n * @copyright  2016 Andrew Nicols <[email protected]>\n * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later\n */\ndefine([\n    'jquery',\n], function($) {\n    /**\n     * Enhance the edittree functionality.\n     *\n     * @method edittree\n     */\n    var edittree = function() {\n        // Watch items and toggle the move menu accordingly.\n        $('body').on('change', '.itemselect.ignoredirty', edittree.checkMoveMenuState);\n\n        // Watch for the 'All' and 'None' links.\n        $('body').on('click', '[data-action=\"grade_edittree-index-bulkselect\"]', edittree.toggleAllSelectItems);\n\n        // Watch for the weight override checkboxes.\n        $('body').on('change', '.weightoverride', edittree.toggleWeightInput);\n\n        // Watch changes to the bulk move menu and submit.\n        $('#menumoveafter').on('change', function() {\n            var form = $(this).closest('form'),\n                bulkmove = form.find('#bulkmoveinput');\n\n            bulkmove.val(1);\n            form.submit();\n        });\n\n        // CHeck the initial state of the move menu.\n        edittree.checkMoveMenuState();\n    };\n\n    /**\n     * Toggle the weight input field based on its checkbox.\n     *\n     * @method toggleWeightInput\n     * @param {EventFacade} e\n     * @private\n     */\n    edittree.toggleWeightInput = function(e) {\n        e.preventDefault();\n        var node = $(this),\n            row = node.closest('tr');\n\n        $('input[name=\"weight_' + row.data('itemid') + '\"]').prop('disabled', !node.prop('checked'));\n    };\n\n    /**\n     * Toggle all select boxes on or off.\n     *\n     * @method toggleAllSelectItems\n     * @param {EventFacade} e\n     * @private\n     */\n    edittree.toggleAllSelectItems = function(e) {\n        e.preventDefault();\n\n        var node = $(this),\n            row = node.closest('tr');\n        $('.' + row.data('category') + ' .itemselect').prop('checked', node.data('checked'));\n\n        edittree.checkMoveMenuState();\n    };\n\n    /**\n     * Get the move menu.\n     *\n     * @method getMoveMenu\n     * @private\n     * @return {jQuery}\n     */\n    edittree.getMoveMenu = function() {\n        return $('#menumoveafter');\n    };\n\n    /**\n     * Check whether any checkboxes are ticked.\n     *\n     * @method checkMoveMenuState\n     * @private\n     * @return {Boolean}\n     */\n    edittree.checkMoveMenuState = function() {\n        var menu = edittree.getMoveMenu();\n        if (!menu.length) {\n            return false;\n        }\n\n        var selected;\n        $('.itemselect').each(function() {\n            selected = $(this).prop('checked');\n\n            // Return early if any are checked.\n            return !selected;\n        });\n\n        menu.prop('disabled', !selected);\n\n        return selected;\n    };\n\n    return /** @alias module:core_grades/edittree_index */ {\n        enhance: edittree\n    };\n});\n"],"file":"edittree_index.min.js"}