[{
"branchId": 1753,
"catCode": "01",
"catName": "日用品",
"categoryType": 0,
"createAt": "2019-05-30 16:10:12",
"createBy": "System",
"discount": false,
"id": 3768,
"isDeleted": false,
"lastUpdateAt": "2021-04-02 16:45:37",
"lastUpdateBy": "System",
"localId": null,
"mnemonics": "ryp",
"parentCategoryType": null,
"parentId": -1,
"parentName": "所有分类",
"scorePercent": 5.0,
"scoreType": 2,
"scoreValue": null,
"store": false,
"tenantId": 201419,
"version": 0
}, {
"branchId": 1753,
"catCode": "02",
"catName": "宠物用品",
"categoryType": 0,
"createAt": "2019-05-30 16:10:29",
"createBy": "System",
"discount": false,
"id": 3769,
"isDeleted": false,
"lastUpdateAt": "2021-04-02 16:45:37",
"lastUpdateBy": "System",
"localId": null,
"mnemonics": "cwyp",
"parentCategoryType": null,
"parentId": -1,
"parentName": "所有分类",
"scorePercent": null,
"scoreType": 1,
"scoreValue": 5.0,
"store": false,
"tenantId": 201419,
"version": 0
}, {
"branchId": 1753,
"catCode": "03",
"catName": "水果",
"categoryType": 0,
"createAt": "2019-05-30 16:10:45",
"createBy": "System",
"discount": false,
"id": 3770,
"isDeleted": false,
"lastUpdateAt": "2021-04-02 16:45:37",
"lastUpdateBy": "System",
"localId": null,
"mnemonics": "sg",
"parentCategoryType": null,
"parentId": -1,
"parentName": "所有分类",
"scorePercent": null,
"scoreType": 0,
"scoreValue": null,
"store": false,
"tenantId": 201419,
"version": 0
}, {
"branchId": 1753,
"catCode": "04",
"catName": "蔬菜",
"categoryType": 0,
"createAt": "2019-05-30 16:10:52",
"createBy": "System",
"discount": false,
"id": 3771,
"isDeleted": false,
"lastUpdateAt": "2021-04-02 16:45:37",
"lastUpdateBy": "System",
"localId": null,
"mnemonics": "sc",
"parentCategoryType": null,
"parentId": -1,
"parentName": "所有分类",
"scorePercent": null,
"scoreType": 0,
"scoreValue": null,
"store": false,
"tenantId": 201419,
"version": 0
}, {
"branchId": 1753,
"catCode": "05",
"catName": "健身运动",
"categoryType": 0,
"createAt": "2019-05-30 16:11:11",
"createBy": "System",
"discount": false,
"id": 3772,
"isDeleted": false,
"lastUpdateAt": "2021-04-02 14:11:55",
"lastUpdateBy": "System",
"localId": null,
"mnemonics": "jsyd",
"parentCategoryType": null,
"parentId": -1,
"parentName": "所有分类",
"scorePercent": null,
"scoreType": 0,
"scoreValue": null,
"store": false,
"tenantId": 201419,
"version": 0
}, {
"branchId": 1753,
"catCode": "0101",
"catName": "厨房用品",
"categoryType": 0,
"createAt": "2019-05-30 16:11:30",
"createBy": "System",
"discount": false,
"id": 3773,
"isDeleted": false,
"lastUpdateAt": "2021-04-02 16:56:18",
"lastUpdateBy": "System",
"localId": null,
"mnemonics": "cfyp",
"parentCategoryType": null,
"parentId": 3768,
"parentName": "日用品",
"scorePercent": null,
"scoreType": 0,
"scoreValue": null,
"store": false,
"tenantId": 201419,
"version": 0
}, {
"branchId": 1753,
"catCode": "0102",
"catName": "洗浴用品",
"categoryType": 0,
"createAt": "2019-05-30 16:11:49",
"createBy": "System",
"discount": false,
"id": 3774,
"isDeleted": false,
"lastUpdateAt": "2020-12-15 15:27:07",
"lastUpdateBy": "System",
"localId": null,
"mnemonics": "xyyp",
"parentCategoryType": null,
"parentId": 3768,
"parentName": "日用品",
"scorePercent": null,
"scoreType": 0,
"scoreValue": null,
"store": false,
"tenantId": 201419,
"version": 0
}, {
"branchId": 1753,
"catCode": "0103",
"catName": "家居必备",
"categoryType": 0,
"createAt": "2019-05-30 16:12:06",
"createBy": "System",
"discount": false,
"id": 3775,
"isDeleted": false,
"lastUpdateAt": "2021-04-02 16:56:18",
"lastUpdateBy": "System",
"localId": null,
"mnemonics": "jjbb",
"parentCategoryType": null,
"parentId": 3768,
"parentName": "日用品",
"scorePercent": null,
"scoreType": 0,
"scoreValue": null,
"store": false,
"tenantId": 201419,
"version": 0
}, {
"branchId": 1753,
"catCode": "0201",
"catName": "狗狗",
"categoryType": 0,
"createAt": "2019-05-30 16:12:19",
"createBy": "System",
"discount": false,
"id": 3776,
"isDeleted": false,
"lastUpdateAt": "2019-08-09 10:21:36",
"lastUpdateBy": "System",
"localId": null,
"mnemonics": "gg",
"parentCategoryType": null,
"parentId": 3769,
"parentName": "宠物用品",
"scorePercent": null,
"scoreType": 0,
"scoreValue": null,
"store": false,
"tenantId": 201419,
"version": 0
}, {
"branchId": 1753,
"catCode": "0202",
"catName": "猫咪",
"categoryType": 0,
"createAt": "2019-05-30 16:12:30",
"createBy": "System",
"discount": false,
"id": 3777,
"isDeleted": false,
"lastUpdateAt": "2019-08-09 10:21:36",
"lastUpdateBy": "System",
"localId": null,
"mnemonics": "mm",
"parentCategoryType": null,
"parentId": 3769,
"parentName": "宠物用品",
"scorePercent": null,
"scoreType": 0,
"scoreValue": null,
"store": false,
"tenantId": 201419,
"version": 0
}]
这一组数据根据parentId分组,如果parentId为-1,他就是父级,如果parentId等于父级的id,那他就是这个父级下面的子级
根据这个规则把这组数据处理成省市区的格式,子级对象的key用children表示,如何处理?