YD_XinWei.Api/Server/YD_XinWei/Services/Impl/StudentService.cs

using Microsoft.EntityFrameworkCore;
using YD_XinWei.Api.Context;
using YD_XinWei.Api.Services.Interface;
using YD_XinWei.Api.SmartSportsEntitys;
using YD_XinWei.Commons.Dto.School;

namespace YD_XinWei.Api.Services.Impl
{
    public class StudentService : IStudentService
    {
        public SmartSportsContext _sportsContext;

        public StudentService(SmartSportsContext sportsContext)
        {
            _sportsContext = sportsContext;
        }

        public async Task<List<ClassListDto>> ClassListbyTeacher(string teacherPhoneNo)
        {
            //var classList = await (
            //    from t in _sportsContext.Teacher
            //    join a in _sportsContext.ClassAssocTeacher on t.Id equals a.TeacherId
            //    join c in _sportsContext.Class on a.ClassId equals c.Id
            //    where t.TeacherPhoneNo == teacherPhoneNo
            //    select new ClassListDto()
            //    {
            //        ClassId = c.Id,
            //        Name = $"{c.GradeName}-{c.ClassName}"
            //    }).ToListAsync();

            //return classList;

            return null;
        }

        public async Task<List<StudentListDto>> StudentListByClassId(int classId)
        {
            //var students = await _sportsContext.Student.Where(x => x.ClassId == classId).Select(x => new StudentListDto()
            //{
            //    StudentNo = x.StudentNo,
            //    StudentName = x.StudentName,
            //    Sex = x.Sex,
            //    Photo = x.Photo
            //}).ToListAsync();

            //return students;
            return null;
        }
    }
}