presence/Data/Repository/GroupRepositoty.cs

using presence.Data.LocalData.Entity;
using presence.Data.LocalData;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using presence.Data.RemoteData.RemoteDatabase.DAO;

namespace presence.Data.Repository
{

    public class GroupRepositoryImpl: IGroupRepository
    {
        public List<GroupLocalEntity> GetAllGroups() => LocalStaticData.groups;
        public bool AddGroup(String name,String Id)
        {
            GroupLocalEntity? groupLocal = GetAllGroups().FirstOrDefault();
            groupLocal.Name = name;
            groupLocal.ID = int.Parse(Id);
            return true;
        }

        public List<GroupLocalEntity> GetAllGroup()
        {
           return GetAllGroup();
        }

        public GroupLocalEntity GetGroupById(int groupID)
        {
            GroupLocalEntity? groupLocal = GetAllGroups()
              .Where(x => x.ID == groupID).FirstOrDefault();
           if (groupLocal == null) return null;
            return groupLocal;
        }

        public bool RemoveGroupById(int groupID)
        {
            GroupLocalEntity? userLocal = GetAllGroups()
                .Where(x => x.ID == groupID).FirstOrDefault();
            if (userLocal == null) return false;
            return GetAllGroups().Remove(userLocal);
        }

        public bool UpdateGroupById(int groupID, String name)
        {
            GroupLocalEntity? groupLocal = GetAllGroups()
             .Where(x => x.ID == groupID).FirstOrDefault();
          if (groupLocal == null) return false;
           groupLocal.Name = name;
           return true;
        }

        List<GroupDao> IGroupRepository.GetAllGroup()
        {
            throw new NotImplementedException();
        }

        GroupDao IGroupRepository.GetGroupById(int groupID)
        {
            throw new NotImplementedException();
        }
    }
        }