Vizual_Zurnal/Zurnal/data/Repository/SQLGroupRepositoryImpl.cs
2024-12-09 13:41:40 +03:00

70 lines
2.0 KiB
C#

using data.RemoteData.RemoteDataBase.DAO;
using data.Repository;
using remoteData.RemoteDataBase;
public class SQLGroupRepositoryImpl : IGroupRepository
{
private readonly RemoteDatabaseContext _remoteDatabaseContext;
public SQLGroupRepositoryImpl(RemoteDatabaseContext remoteDatabaseContext)
{
_remoteDatabaseContext = remoteDatabaseContext;
}
public GroupDao? GetGroupById(int groupId)
{
var GroupDao = _remoteDatabaseContext.groups.FirstOrDefault(g => g.Id == groupId);
return GroupDao != null ? new GroupDao { Id = GroupDao.Id, Name = GroupDao.Name } : null;
}
public List<GroupDao> GetAllGroup()
{
return _remoteDatabaseContext.groups
.Select(g => new GroupDao { Id = g.Id, Name = g.Name })
.ToList();
}
public bool AddGroup(GroupDao group)
{
if (_remoteDatabaseContext.groups.Any(g => g.Id == group.Id))
return false;
var GroupDao = new GroupDao { Id = group.Id, Name = group.Name };
_remoteDatabaseContext.groups.Add(GroupDao);
_remoteDatabaseContext.SaveChanges();
return true;
}
public bool UpdateGroupById(int groupID, GroupDao updatedGroup)
{
var existingGroup = _remoteDatabaseContext.groups.FirstOrDefault(g => g.Id == groupID);
if (existingGroup == null)
return false;
existingGroup.Name = updatedGroup.Name;
_remoteDatabaseContext.SaveChanges();
return true;
}
public bool RemoveGroupById(int groupID)
{
var existingGroup = _remoteDatabaseContext.groups.FirstOrDefault(g => g.Id == groupID);
if (existingGroup == null)
return false;
_remoteDatabaseContext.groups.Remove(existingGroup);
_remoteDatabaseContext.SaveChanges();
return true;
}
public IEnumerable<GroupDao> GetGroupsWithStudents()
{
throw new NotImplementedException();
}
}