CourseWork_SchoolStudyAgain/SchoolAgainStudy/SchoolAgainStudyDataBaseImplements/Models/Teacher.cs

113 lines
3.9 KiB
C#

using SchoolAgainStudyContracts.BindingModel;
using SchoolAgainStudyContracts.ViewModel;
using SchoolAgainStudyDataModels.Models;
using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;
using System.Linq;
using System.Security.Claims;
using System.Text;
using System.Threading.Tasks;
namespace SchoolAgainStudyDataBaseImplements.Models
{
public class Teacher : ITeacher
{
[Required]
public string Name { get; set; } = string.Empty;
[Required]
public string Post { get; set; } = string.Empty;
[Required]
public string Phone { get; set; } = string.Empty;
[Required]
public string Login { get; set; } = string.Empty;
[Required]
public string Password { get; set; } = string.Empty;
private Dictionary<int, IMaterial>? _TeacherMaterials = null;
[NotMapped]
public Dictionary<int, IMaterial> TeacherMaterials {
get
{
if (_TeacherMaterials == null)
{
_TeacherMaterials = Materials
.ToDictionary(recPC => recPC.MaterialId, recPC => (recPC.Material as IMaterial));
}
return _TeacherMaterials;
}
}
public int Id { get; set; }
[ForeignKey("TeacherId")]
public virtual List<TeacherMaterial> Materials { get; set; } = new();
[ForeignKey("TeacherId")]
public virtual List<Task> Tasks { get; set; } = new();
[ForeignKey("TeacherId")]
public virtual List<Lesson> Lessons { get; set; } = new();
public static Teacher Create(SchoolDataBase context, TeacherBindingModel model)
{
return new Teacher()
{
Id = model.Id,
Name = model.Name,
Post = model.Post,
Phone = model.Phone,
Login = model.Login,
Password = model.Password,
Materials = model.TeacherMaterials.Select(x => new TeacherMaterial
{
Material = context.Materials.First(y => y.Id == x.Key),
}).ToList()
};
}
public void Update(TeacherBindingModel model)
{
Name = model.Name;
Post = model.Post;
Phone = model.Phone;
Login = model.Login;
Password = model.Password;
}
public TeacherViewModel GetViewModel => new()
{
Id = Id,
Name = Name,
Post = Post,
Phone = Phone,
Login = Login,
Password = Password,
TeacherMaterials = TeacherMaterials
};
public void UpdateMaterials(SchoolDataBase context, TeacherBindingModel model)
{
var teacherMaterials = context.TeacherMaterials.Where(rec => rec.TeacherId == model.Id).ToList();
if (teacherMaterials != null && teacherMaterials.Count > 0)
{
context.TeacherMaterials.RemoveRange(teacherMaterials.Where(rec => !model.TeacherMaterials.ContainsKey(rec.MaterialId)));
context.SaveChanges();
foreach (var updateMaterial in teacherMaterials)
{
model.TeacherMaterials.Remove(updateMaterial.MaterialId);
}
context.SaveChanges();
}
var teacher = context.Teachers.First(x => x.Id == Id);
foreach (var pc in model.TeacherMaterials)
{
context.TeacherMaterials.Add(new TeacherMaterial
{
Teacher = teacher,
Material = context.Materials.First(x => x.Id == pc.Key),
});
context.SaveChanges();
}
_TeacherMaterials = null;
}
}
}