编辑代码

const gradeModuleData = [
        {
            id: 1,
            date: '2024/01/09 11:28:43',
            dateDesc: '最迟完成时间',
            type: '专业基础课',
            courseList: [
                {id: 1, img: 'https://img.js.design/assets/smartFill/img359164da74c4b8.jpg', title: '期末考试1', description: '中国古典舞基础训练', avatar: 'https://img.js.design/assets/smartFill/img322164da746310.jpg', name: '张伟老师', state: 'undo'},
                {id: 2, img: 'https://img.js.design/assets/smartFill/img355164da74c4b8.jpg', title: '摸底考试2', description: '中国古典舞基础训练', avatar: 'https://img.js.design/assets/smartFill/img354164da74c4b8.jpg', name: '张伟老师', state: 'pending'},
                {id: 3, img: 'https://img.js.design/assets/smartFill/img358164da74c4b8.jpeg', title: '摸底考试3', description: '中国古典舞基础训练', avatar: 'https://img.js.design/assets/smartFill/img326164da748e08.jpeg', name: '张伟老师', state: 'finish'},
            ]
        },
        {
            id: 2,
            date: '2024/01/11 11:28:43',
            dateDesc: '最迟完成时间',
            type: '专业基础课',
            courseList: [
                {id: 1, img: 'https://img.js.design/assets/smartFill/img359164da74c4b8.jpg', title: '期末考试1', description: '中国古典舞基础训练', avatar: 'https://img.js.design/assets/smartFill/img322164da746310.jpg', name: '张伟老师', state: 'undo'},
                {id: 2, img: 'https://img.js.design/assets/smartFill/img355164da74c4b8.jpg', title: '摸底考试2', description: '中国古典舞基础训练', avatar: 'https://img.js.design/assets/smartFill/img354164da74c4b8.jpg', name: '张伟老师', state: 'pending'},
                {id: 3, img: 'https://img.js.design/assets/smartFill/img358164da74c4b8.jpeg', title: '摸底考试3', description: '中国古典舞基础训练', avatar: 'https://img.js.design/assets/smartFill/img326164da748e08.jpeg', name: '张伟老师', state: 'finish'},
                {id: 4, img: 'https://img.js.design/assets/smartFill/img354164da74c4b8.jpg', title: '期末考试4', description: '中国古典舞基础训练', avatar: 'https://img.js.design/assets/smartFill/img322164da746310.jpg', name: '张伟老师', state: 'undo'},
                {id: 5, img: '', title: '期末考试5', description: '中国古典舞基础训练', avatar: 'https://img.js.design/assets/smartFill/img322164da746310.jpg', name: '张伟老师', state: 'undo'},
            ]
        },
    ]

const condition = 'undo'


function filterCoursesByState(data, state) {
    return data.map(module => ({
        ...module,
        courseList: module.courseList.filter(course => course.state === state)
    }));
}

console.log('原来的数组\n', JSON.stringify(gradeModuleData))