var nodes = [];

function getMenuTree() {
    var root = {
        id: 0,
        name: "工种列表",
        open: true,
    };
    $.ajax({
        type: 'get',
        url: ctxPath + '/certificate/getWorkPostList',
        contentType: "application/json; charset=utf-8",
        async: false,
        success: function (data) {
            var length = data.length;
            var children = [];
            for (var i = 0; i < length; i++) {
                var d = data[i];
                var node = createNode(d);
                children[i] = node;
            }
            root.children = children;
            nodes = children;
        }
    });

    return root;
}

function initMenuDatas(roleId) {
    $.ajax({
        type: 'get',
        url: ctxPath + '/permissions?roleId=' + roleId,
        success: function (data) {
            var length = data.length;
            var ids = [];
            for (var i = 0; i < length; i++) {
                ids.push(data[i]['id']);
            }
            initMenuCheck(ids);
        }
    });
}

function initMenuCheck(ids) {
    var treeObj = $.fn.zTree.getZTreeObj("treeDemo");
    var length = ids.length;
    if (length > 0) {
        var node = treeObj.getNodeByParam("id", 0, null);
        treeObj.checkNode(node, true, false);
    }

    for (var i = 0; i < length; i++) {
        var node = treeObj.getNodeByParam("id", ids[i], null);
        treeObj.checkNode(node, true, false);
    }

}

function getCheckedMenuIds() {
    var treeObj = $.fn.zTree.getZTreeObj("treeDemo");
    var nodes = treeObj.getCheckedNodes(true);

    var length = nodes.length;
    var ids = [];
    for (var i = 0; i < length; i++) {
        var n = nodes[i];
        var id = n['id'];
        ids.push(id);
    }

    return ids;
}

function createNode(d) {
    var id = d['id'];
    var pId = d['parentId'];
    var name = d['name'];
    var child = d['child'];

    var node = {
        open: true,
        id: id,
        name: name,
        pId: pId,
    };
    if (child != null) {
        var length = child.length;
        if (length > 0) {
            var children = [];
            for (var i = 0; i < length; i++) {
                children[i] = createNode(child[i]);
            }
            node.children = children;
        }
    }
    return node;
}

function initParentMenuSelect() {
    $.ajax({
        type: 'get',
        url: ctxPath + '/permissions/parents',
        async: false,
        success: function (data) {
            var select = $("#parentId");
            select.append("<option value='0'>root</option>");
            for (var i = 0; i < data.length; i++) {
                var d = data[i];
                var id = d['id'];
                var name = d['name'];

                select.append("<option value='" + id + "'>" + name + "</option>");
            }
        }
    });
}

function getSettting() {
    var setting = {
        check: {
            enable: false,
            chkboxType: {
                "Y": "ps",
                "N": "ps"
            }
        },
        async: {
            enable: true,
        },
        data: {
            simpleData: {
                enable: true,
                idKey: "id",
                pIdKey: "pId",
                rootPId: 0
            }
        },
        callback: {
            //点击复选框
            // onCheck : zTreeOnCheck
            //点击触发
            onClick: zTreeOnCheck
        }
    };
    return setting;
}

/**
 * 点击节点触发的事件
 * @param event
 * @param treeId
 * @param treeNode
 */
function zTreeOnCheck(event, treeId, treeNode) {
    //选中节点的id
    // console.log(treeNode.id);
    reloadList(treeNode.id);

    var zTree = $.fn.zTree.getZTreeObj("treeDemo");
    //获得选中的节点
    var nodes = zTree.getSelectedNodes(),
        v = "";
    //根据id排序
    nodes.sort(function compare(a, b) {
        return a.id - b.id;
    });
    for (var i = 0, l = nodes.length; i < l; i++) {
        if (i !== 0) {
            v += "," + nodes[i].name;
        }
        v += nodes[i].name;
    }
    //将选中节点的名称显示在文本框内
    $("#treeKeyWord").val(v);
    //隐藏zTree
    return false;
    // console.log(selected.toString());


//	console.log(treeNode.id + ", " + treeNode.name + "," + treeNode.checked
//			+ "," + treeNode.pId);
//	console.log(JSON.stringify(treeNode));
}

//
//根据文本框的关键词输入情况自动匹配树内节点 进行模糊查找
function AutoMatch(txtObj) {
    if (txtObj.value.length > 0) {
        InitialZtree();
        var zTree = $.fn.zTree.getZTreeObj("treeDemo");
        console.log(txtObj.value);
        var nodeList = zTree.getNodesByParamFuzzy("name", txtObj.value);
        //将找到的nodelist节点更新至Ztree内
        var root = {
            id: 0,
            name: "工种列表",
            open: true,
        };
        root.children = nodeList;
        $.fn.zTree.init($("#treeDemo"), getSettting(), root);
    } else {
        //隐藏树
        InitialZtree();
    }
}

//还原zTree的初始数据
function InitialZtree() {
    var root = {
        id: 0,
        name: "工种列表",
        open: true,
    };
    root.children = nodes;
    $.fn.zTree.init($("#treeDemo"), getSettting(), root);
}