子类数据模拟(全选反选)

rank1: [{
                    name: "石门县",
                    id: 1,
                    isPitchOn: false,
                    rank2: [{
                            name: "所街乡1",
                            id: 1,
                            isPitchOn: false
                        },
                        {
                            name: "所街乡",
                            id: 2,
                            isPitchOn: false
                        },
                        {
                            name: "所街乡",
                            id: 3,
                            isPitchOn: false
                        },
                        {
                            name: "所街乡",
                            id: 4,
                            isPitchOn: false
                        },
                        {
                            name: "所街乡",
                            id: 5,
                            isPitchOn: false
                        }
                    ]
                },
                {
                    name: "天台县",
                    id: 2,
                    isPitchOn: false,
                    rank2: [{
                            name: "所街乡2",
                            id: 1,
                            isPitchOn: false
                        },
                        {
                            name: "所街乡",
                            id: 2,
                            isPitchOn: false
                        },
                        {
                            name: "所街乡",
                            id: 3,
                            isPitchOn: false
                        },
                        {
                            name: "所街乡",
                            id: 4,
                            isPitchOn: false
                        },
                        {
                            name: "所街乡",
                            id: 5,
                            isPitchOn: false
                        }
                    ]
                },
                {
                    name: "徐州县",
                    id: 3,
                    isPitchOn: false,
                    rank2: [{
                            name: "所街乡3",
                            id: 1,
                            isPitchOn: false
                        },
                        {
                            name: "所街乡",
                            id: 2,
                            isPitchOn: false
                        },
                        {
                            name: "所街乡",
                            id: 3,
                            isPitchOn: false
                        },
                        {
                            name: "所街乡",
                            id: 4,
                            isPitchOn: false
                        },
                        {
                            name: "所街乡",
                            id: 5,
                            isPitchOn: false
                        }
                    ]
                },
                {
                    name: "安南县",
                    id: 4,
                    isPitchOn: false,
                    rank2: [{
                            name: "所街乡4",
                            id: 1,
                            isPitchOn: false
                        },
                        {
                            name: "所街乡",
                            id: 2,
                            isPitchOn: false
                        },
                        {
                            name: "所街乡",
                            id: 3,
                            isPitchOn: false
                        },
                        {
                            name: "所街乡",
                            id: 4,
                            isPitchOn: false
                        },
                        {
                            name: "所街乡",
                            id: 5,
                            isPitchOn: false
                        }
                    ]
                },
                {
                    name: "天苏县",
                    id: 5,
                    isPitchOn: false,
                    rank2: [{
                            name: "所街乡5",
                            id: 1,
                            isPitchOn: false
                        },
                        {
                            name: "所街乡",
                            id: 2,
                            isPitchOn: false
                        },
                        {
                            name: "所街乡",
                            id: 3,
                            isPitchOn: false
                        },
                        {
                            name: "所街乡",
                            id: 4,
                            isPitchOn: false
                        },
                        {
                            name: "所街乡",
                            id: 5,
                            isPitchOn: false
                        }
                    ]
                }
            ],