/*
 The MIT License (MIT)

 Copyright (c) 2014 Muhammed Ashik

 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
 in the Software without restriction, including without limitation the rights
 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 copies of the Software, and to permit persons to whom the Software is
 furnished to do so, subject to the following conditions:

 The above copyright notice and this permission notice shall be included in all
 copies or substantial portions of the Software.

 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 SOFTWARE.
 */
/*jshint indent: 2 */
/*global angular: false */
(function () {
    'use strict';
    angular.module('multi-select-tree', []);
}());
/*jshint indent: 2 */
(function () {
    'use strict';
    angular.module('multi-select-tree').run(['$templateCache', function ($templateCache) {
        'use strict';

        $templateCache.put('src/multi-select-tree.tpl.html',
            "<div class=\"tree-control\">\n" +
            "\n" +
            "    <div class=\"tree-input form-control\" ng-click=\"onControlClicked($event)\">\n" +
            "    <span ng-if=\"selectedItems.length == 0\" class=\"noselected-items\">\n" +
            "      <span ng-bind=\"defaultLabel\" class=\"pull-left\"></span>\n" +
            "    </span>\n" +
            "    <span ng-if=\"selectedItems.length > 0\" class=\"selected-items\">\n" +
            "      <span ng-repeat=\"selectedItem in selectedItems\" class=\"selected-item pull-left\">{{selectedItem.name||selectedItem[transLabel]}} <span class=\"selected-item-close\"\n" +
            "                                                                                  ng-click=\"deselectItem(selectedItem, $event)\"></span></span>\n" +
            "        <span class=\"caret\"></span>\n" +
            "    </span>\n" +
            "        <!-- <input type=\"text\" class=\"blend-in\" /> -->\n" +
            "      <i class=\"caret pull-right\"></i>\n" +
            "    </div>\n" +
            "    <div class=\"tree-view\" ng-show=\"showTree\">\n" +
            "        <div class=\"helper-container\">\n" +
            "             <div class=\"line\" data-ng-if=\"switchView\">\n" +
            "                 <button type=\"button\" ng-click=\"switchCurrentView($event);\" class=\"helper-button\">{{switchViewLabel}}</button>\n" +
            "             </div>\n" +
            "            <div class=\"line\">\n" +
            "                <input placeholder=\"查询...\" type=\"text\" ng-model=\"filterKeyword\" ng-click=\"onFilterClicked($event)\"\n" +
            "                       class=\"input-filter\">\n" +
            "                <span class=\"clear-button\" ng-click=\"clearFilter($event)\"><span class=\"item-close\"></span></span>\n" +
            "            </div>\n" +
            "        </div>\n" +
            "        <ul class=\"tree-container\">\n" +
            "            <tree-item class=\"top-level\" ng-repeat=\"item in inputModel\" item=\"item\" ng-show=\"!item.isFiltered\"\n" +
            "                       use-callback=\"useCallback\" can-select-item=\"canSelectItem\"\n" +
            "                       multi-select=\"multiSelect\" item-selected=\"itemSelected(item)\"\n" +
            "                       on-active-item=\"onActiveItem(item)\" select-only-leafs=\"selectOnlyLeafs\" trans-label=\"labelProp\"></tree-item>\n" +
            "        </ul>\n" +
            "    </div>\n" +
            "</div>\n"
        );


        $templateCache.put('src/tree-item.tpl.html',
            "<li>\n" +
            "    <div class=\"item-container\" ng-class=\"{active: item.isActive, selected: item.selected}\"\n" +
            "         ng-click=\"clickSelectItem(item, $event)\" ng-mouseover=\"onMouseOver(item, $event)\">\n" +
            "        <span ng-if=\"showExpand(item)\" class=\"expand\" ng-class=\"{'expand-opened': item.isExpanded}\"\n" +
            "              ng-click=\"onExpandClicked(item, $event)\"></span>\n" +
            "\n" +
            "        <div class=\"item-details\"><input class=\"tree-checkbox\" type=\"checkbox\" ng-if=\"showCheckbox()\"\n" +
            "                                         ng-checked=\"item.selected\"/>{{item.name||item[transLabel]}}\n" +
            "        </div>\n" +
            "    </div>\n" +
            "    <ul ng-repeat=\"child in item.children\" ng-if=\"item.isExpanded\">\n" +
            "        <tree-item item=\"child\" ng-if=\"!child.show\" item-selected=\"subItemSelected(item)\" use-callback=\"useCallback\"\n" +
            "                   can-select-item=\"canSelectItem\" multi-select=\"multiSelect\"\n" +
            "                   on-active-item=\"activeSubItem(item, $event)\" trans-label=\"transLabel\"></tree-item>\n" +
            "    </ul>\n" +
            "</li>\n"
        );

    }]);
}());
/*global angular: false */
(function () {
    'use strict';
    var mainModule = angular.module('multi-select-tree');
    /**
     * Controller for multi select tree.
     */
    mainModule.controller('multiSelectTreeCtrl', [
        '$scope',
        '$document',
        '$timeout',
        function ($scope, $document, $timeout) {
            var activeItem;
            console.log($document)
            $scope.showTree = false;
            $scope.selectedItems = [];
            $scope.multiSelect = $scope.multiSelect || false;

            var _refreshDelayPromise;
            /**
             * refresh
             */
            $scope._refresh = function (refreshAttr) {
                if (refreshAttr !== undefined) {

                    // Debounce
                    // See https://github.com/angular-ui/bootstrap/blob/0.10.0/src/typeahead/typeahead.js#L155
                    // FYI AngularStrap typeahead does not have debouncing: https://github.com/mgcrea/angular-strap/blob/v2.0.0-rc.4/src/typeahead/typeahead.js#L177
                    if (_refreshDelayPromise) {
                        $timeout.cancel(_refreshDelayPromise);
                    }
                    _refreshDelayPromise = $timeout(function () {
                        $scope.refresh({
                            items: $scope
                        });
                    }, $scope.refreshDelay);
                }
            };


            /**
             * Clicking on document will hide the tree.
             */
            function docClickHide() {
                closePopup();
                $scope.$apply();
            }
            /**
             * Closes the tree popup.
             */
            function closePopup() {
                $scope.showTree = false;
                if (activeItem) {
                    activeItem.isActive = false;
                    activeItem = undefined;
                }
                $document.off('click', docClickHide);
            }
            /**
             * Sets the active item.
             *
             * @param item the item element.
             */
            $scope.onActiveItem = function (item) {
                if (activeItem !== item) {
                    if (activeItem) {
                        activeItem.isActive = false;
                    }
                    activeItem = item;
                    activeItem.isActive = true;
                }
            };
            /**
             * Copies the selectedItems in to output model.
             */
            $scope.refreshOutputModel = function () {
                var outModel;
                if ($scope.multiSelect) {
                    outModel = angular.copy($scope.selectedItems);
                    angular.forEach(outModel, function (item) {
                        delete item.selected;
                    })
                    $scope.outputModel = outModel;
                } else {
                    if ($scope.selectedItems.length > 0) {
                        outModel = angular.copy($scope.selectedItems[0]);
                        delete outModel.selected;
                    }
                }
                $scope.outputModel = outModel; //angular.copy($scope.selectedItems);
            };
            /**
             * Refreshes the selected Items model.
             */
            $scope.$root.refreshSelectedItems =$scope.refreshSelectedItems = function () {
                $scope.selectedItems = [];
                if ($scope.inputModel) {
                    setSelectedChildren($scope.inputModel);
                }
            };
            /**
             * Iterates over children and sets the selected items.
             *
             * @param children the children element.
             */
            function setSelectedChildren(children) {
                for (var i = 0, len = children.length; i < len; i++) {
                    if (!isItemSelected(children[i]) && children[i].selected === true) {
                        $scope.selectedItems.push(children[i]);
                    } else if (isItemSelected(children[i]) && children[i].selected === false) {
                        children[i].selected = true;
                    }
                    if (children[i] && children[i].children) {
                        setSelectedChildren(children[i].children);
                    }
                }
            }
            /**
             * Checks of the item is already selected.
             *
             * @param item the item to be checked.
             * @return {boolean} if the item is already selected.
             */
            function isItemSelected(item) {
                var isSelected = false;
                if ($scope.selectedItems) {
                    for (var i = 0; i < $scope.selectedItems.length; i++) {
                        if ($scope.selectedItems[i].id === item.id) {
                            isSelected = true;
                            break;
                        }
                    }
                }
                return isSelected;
            }
            /**
             * Deselect the item.
             *
             * @param item the item element
             * @param $event
             */
            $scope.deselectItem = function (item, $event) {
                $event.stopPropagation();
                if ($scope.itemSelected) {
                    $scope.itemSelected({
                        item: item
                    });
                }
                $scope.selectedItems.splice($scope.selectedItems.indexOf(item), 1);
                item.selected = false;
                this.refreshOutputModel();
            };
            /**
             * Swap the tree popup on control click event.
             *
             * @param $event the click event.
             */
            $scope.onControlClicked = function ($event) {
                $event.stopPropagation();
                $scope.showTree = !$scope.showTree;
                if ($scope.showTree) {
                    $document.on('click', docClickHide);
                }
            };
            /**
             * Stop the event on filter clicked.
             *
             * @param $event the click event
             */
            $scope.onFilterClicked = function ($event) {
                $event.stopPropagation();
            };
            /**
             * Clears the filter text.
             *
             * @param $event the click event
             */
            $scope.clearFilter = function ($event) {
                $event.stopPropagation();
                $scope.filterKeyword = '';
            };
            /**
             * Wrapper function for can select item callback.
             *
             * @param item the item
             */
            $scope.canSelectItem = function (item) {
                return $scope.callback({
                    item: item,
                    selectedItems: $scope.selectedItems
                });
            };
            /**
             * The callback is used to switch the views.
             * based on the view type.
             *
             * @param $event the event object.
             */
            $scope.switchCurrentView = function ($event) {
                $event.stopPropagation();
                $scope.switchViewCallback({
                    scopeObj: $scope
                });
            };
            /**
             * Handles the item select event.
             *
             * @param item the selected item.
             */
            $scope.itemSelected = function (item) {
                if ($scope.useCallback && $scope.canSelectItem(item) === false || $scope.selectOnlyLeafs && item.children && item.children.length > 0) {
                    return;
                }
                if (!$scope.multiSelect) {
                    closePopup();
                    for (var i = 0; i < $scope.selectedItems.length; i++) {
                        $scope.selectedItems[i].selected = false;
                    }
                    item.selected = true;
                    $scope.selectedItems = [];
                    $scope.selectedItems.push(item);
                } else {
                    item.selected = true;
                    var indexOfItem = $scope.selectedItems.indexOf(item);
                    if (isItemSelected(item)) {
                        item.selected = false;
                        $scope.selectedItems.splice(indexOfItem, 1);
                    } else {
                        $scope.selectedItems.push(item);
                    }
                }
                this.refreshOutputModel();
            };
        }
    ]);
    /**
     * sortableItem directive.
     */
    mainModule.directive('multiSelectTree', function () {
        return {
            restrict: 'E',
            templateUrl: 'src/multi-select-tree.tpl.html',
            scope: {
                inputModel: '=',
                outputModel: '=?',
                multiSelect: '=?',
                switchView: '=?',
                switchViewLabel: '@',
                switchViewCallback: '&',
                selectOnlyLeafs: '=?',
                callback: '&',
                refresh: '&',
                refreshDelay: '@',
                defaultLabel: '@',
                transLabel: '@'
            },
            link: function (scope, element, attrs) {
                if (attrs.callback) {
                    scope.useCallback = true;
                }

                if (attrs.transLabel) {
                    scope.labelProp = attrs.transLabel;
                }


                //refresh
                attrs.$observe('refreshDelay', function () {
                    // $eval() is needed otherwise we get a string instead of a number
                    var refreshDelay = scope.$eval(attrs.refreshDelay);
                    scope.refreshDelay = refreshDelay !== undefined ? refreshDelay : 100;
                    //refresh
                    scope._refresh(attrs.refresh);
                });


                // watch for changes in input model as a whole
                // this on updates the multi-select when a user load a whole new input-model.
                scope.$watch('inputModel', function (newVal) {
                    if (newVal) {
                        scope.refreshSelectedItems();
                        scope.refreshOutputModel();
                    }
                });




                /**
                 * Checks whether any of children match the keyword.
                 *
                 * @param item the parent item
                 * @param keyword the filter keyword
                 * @returns {boolean} false if matches.
                 */
                function isChildrenFiltered(item, keyword) {
                    var childNodes = getAllChildNodesFromNode(item, []);
                    for (var i = 0, len = childNodes.length; i < len; i++) {
                        if (childNodes[i][scope.labelProp || 'name'].indexOf(keyword) !== -1) {
                            //if (childNodes[i].name.toLowerCase().indexOf(keyword.toLowerCase()) !== -1) {
                            return false;
                        }
                    }
                    return true;
                }
                /**
                 * Return all childNodes of a given node (as Array of Nodes)
                 */
                function getAllChildNodesFromNode(node, childNodes) {
                    for (var i = 0; i < node.children.length; i++) {
                        childNodes.push(node.children[i]);
                        // add the childNodes from the children if available
                        getAllChildNodesFromNode(node.children[i], childNodes);
                    }
                    return childNodes;
                }
                // 树形组件输入框输入
                scope.$watch('filterKeyword', function () {
                    if (scope.filterKeyword !== undefined) {

                        if (scope.$root.bala1) {
                            scope.$root.bala1(scope, function (list) {
                                scope.inputModel = scope.selectModel = list;
                                var vals = [];
                                if (scope.filterKeyword !== undefined) {
                                    setTimeout(() => {
                                        angular.forEach(scope.inputModel, function (item, index) {
                                            item.isExpanded = true;
                                        });
                                    }, 1);

                                    //console.log(vals);
                                    //if (vals && vals.length > 0) {
                                    //	console.log(vals);
                                    setTimeout(() => {
                                        angular.forEach(scope.inputModel, function (item, index) {
                                            //item.isExpanded=true;
                                            if (item.children && item.children.length > 0) {
                                                item.children.forEach((val, idx) => {
                                                    vals.push(val);
                                                })
                                            }
                                        });
                                        setTimeout(() => {
                                            if (vals && vals.length > 0) {
                                                vals.forEach((val, idx) => {
                                                    val.isExpanded = true;
                                                })
                                            }
                                        }, 600);
                                    }, 1);

                                }
                            })
                        }
                    }
                    // console.log(scope.$root.bala1)



                });
            },
            controller: 'multiSelectTreeCtrl'
        };
    });
}());
/*jshint indent: 2 */
/*global angular: false */
(function () {
    'use strict';
    var mainModule = angular.module('multi-select-tree');
    /**
     * Controller for sortable item.
     *
     * @param $scope - drag item scope
     */
    mainModule.controller('treeItemCtrl', [
        '$scope',
        function ($scope) {
            $scope.item.isExpanded = false;
            /**
             * Shows the expand option.
             *
             * @param item the item
             * @returns {*|boolean}
             */
            $scope.showExpand = function (item) {
                return item.children && item.children.length > 0;
            };
            /**
             * On expand clicked toggle the option.
             *
             * @param item the item
             * @param $event
             */
            $scope.onExpandClicked = function (item, $event) {
                if ($scope.$root.checkClicked) {
                    $scope.$root.checkClicked(item)
                }
                $event.stopPropagation();
                item.isExpanded = !item.isExpanded;
            };
            /**
             * Event on click of select item.
             *
             * @param item the item
             * @param $event
             */
            $scope.clickSelectItem = function (item, $event) {
                $scope.onExpandClicked(item, $event);
                $event.stopPropagation();
                if ($scope.itemSelected) {
                    $scope.itemSelected({
                        item: item
                    });
                }
            };
            /**
             * Is leaf selected.
             *
             * @param item the item
             * @param $event
             */
            $scope.subItemSelected = function (item, $event) {
                if ($scope.itemSelected) {
                    $scope.itemSelected({
                        item: item
                    });
                }
            };
            /**
             * Active sub item.
             *
             * @param item the item
             * @param $event
             */
            $scope.activeSubItem = function (item, $event) {
                if ($scope.onActiveItem) {
                    $scope.onActiveItem({
                        item: item
                    });
                }
            };
            /**
             * On mouse over event.
             *
             * @param item the item
             * @param $event
             */
            $scope.onMouseOver = function (item, $event) {
                $event.stopPropagation();
                if ($scope.onActiveItem) {
                    $scope.onActiveItem({
                        item: item
                    });
                }
            };
            /**
             * Can select item.
             *
             * @returns {*}
             */
            $scope.showCheckbox = function () {
                if (!$scope.multiSelect) {
                    return false;
                }
                if ($scope.selectOnlyLeafs) {
                    return false;
                }
                if ($scope.useCallback) {
                    return $scope.canSelectItem($scope.item);
                }
            };
        }
    ]);
    /**
     * sortableItem directive.
     */
    mainModule.directive('treeItem', [
        '$compile',
        function ($compile) {
            return {
                restrict: 'E',
                templateUrl: 'src/tree-item.tpl.html',
                scope: {
                    item: '=',
                    itemSelected: '&',
                    onActiveItem: '&',
                    multiSelect: '=?',
                    selectOnlyLeafs: '=?',
                    isActive: '=',
                    useCallback: '=',
                    canSelectItem: '=',
                    transLabel: '='
                },
                controller: 'treeItemCtrl',
                compile: function (element, attrs, link) {
                    // Normalize the link parameter
                    if (angular.isFunction(link)) {
                        link = {
                            post: link
                        };
                    }
                    // Break the recursion loop by removing the contents
                    var contents = element.contents().remove();
                    var compiledContents;
                    return {
                        pre: link && link.pre ? link.pre : null,
                        post: function (scope, element, attrs) {
                            // Compile the contents
                            if (!compiledContents) {
                                compiledContents = $compile(contents);
                            }
                            // Re-add the compiled contents to the element
                            compiledContents(scope, function (clone) {
                                element.append(clone);
                            });
                            // Call the post-linking function, if any
                            if (link && link.post) {
                                link.post.apply(null, arguments);
                            }
                        }
                    };
                }
            };
        }
    ]);
}());