代码

let sourceArr = 
[
    {
        id: "1",
        data: { menuName: "one" },
        childTreeNode: [
                            { data: {menuName: "one-1"}, childTreeNode: [] }, 
                            { data: {menuName: "one-2"}, childTreeNode: [] },
                            { data: {menuName: "one-3"}, childTreeNode: [] }
                        ]
    },
    {
        id: "2",
        data: { menuName: "two" },
        childTreeNode: [
                            {
                                data: {menuName: "two-1"},
                                childTreeNode: [
                                                    { data: {menuName: "two-1-1"}, childTreeNode: [] }
                                                ]
                            }
                        ]
    },
    {
        id: "3",
        data: { menuName: "three" },
        childTreeNode: []
    }
]
let resultArr = [];
function DispatchValue (value, index, id, parentIndex) {
    let _value = value
    // 最顶级有子节点
    if(value.childTreeNode.length != 0 && value.id) {
        // 首次调用无id 设置OriginId值，小环境内不再变化
        if (!id) {
            DispatchValue.prototype.level.originID = value.id;
        }
        resultArr.push({id: value.id, menuName: value.data.menuName, deep: DispatchValue.prototype.level.deep})
        DispatchValue.prototype.level.deep ++
        InfientLoop(value.childTreeNode, value.id, index)
        DispatchValue.prototype.level.deep --
    } else 
    // 次级子节点
    if (value.childTreeNode.length != 0 && !value.id) {
        resultArr.push({originID: DispatchValue.prototype.level.originID, parentIndex: parentIndex, index: index, menuName: value.data.menuName, deep: DispatchValue.prototype.level.deep})
        DispatchValue.prototype.level.deep ++
        InfientLoop(value.childTreeNode, value.id, index)
        DispatchValue.prototype.level.deep --
    } else 
    // 末级节点
    if(value.childTreeNode.length == 0 && !value.id){
        resultArr.push({originID: DispatchValue.prototype.level.originID, parentIndex: parentIndex, index: index, menuName: value.data.menuName, deep: DispatchValue.prototype.level.deep})
    } 
    // 最顶级节点，没有子节点
    else {
        resultArr.push({id: value.id, menuName: value.data.menuName, deep: DispatchValue.prototype.level.deep})
    }
}
DispatchValue.prototype.level = {
    deep: 0,
    originID: ''
}
DispatchValue.prototype.constructor = DispatchValue
function InfientLoop (Arr, id, parentIndex) {
        Arr.forEach(function (v, i) {
                DispatchValue(v, i, id, parentIndex)
        });  
}
InfientLoop(sourceArr)
console.log(resultArr)

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