IM_NEW/ContactService.Infrastructure/FriendReposity.cs

using ContactService.Domain;
using ContactService.Domain.Entities;
using Microsoft.EntityFrameworkCore;

namespace ContactService.Infrastructure
{
    public class FriendReposity : IFriendReposity
    {
        private readonly ContactDbContext db;

        public FriendReposity(ContactDbContext db)
        {
            this.db = db;
        }

        public async Task<bool> CheckOwnerIdAndTargetIdAsync(Guid ownerId, Guid targetId)
        {
            var exist = await db.Friends.AnyAsync(x => x.Owner.Id == ownerId && x.Target.Id == targetId);
            return exist;
        }

        public async Task<Friend> CreateAsync(Friend friend)
        {
            db.Add(friend);
            return friend;
        }

        public Task<Friend?> FindByIdAsync(Guid id)
        {
            return db.Friends.FirstOrDefaultAsync(x => x.Id == id);
        }

        public Task<Friend?> FindByOwnerAndTargetAsync(Guid ownerId, Guid targetId)
        {
            return db.Friends.FirstOrDefaultAsync(x => x.Owner.Id == ownerId && x.Target.Id == targetId);
        }
        public async Task<IEnumerable<Friend>> FindByTargetAsync(Guid targetId)
        {
            return await db.Friends.Where(x => x.Target.Id == targetId).ToListAsync();
        }
        public async Task<IEnumerable<Friend>> FindByOwnerAsync(Guid ownerId)
        {
            return await db.Friends.Where(x => x.Owner.Id == ownerId).ToListAsync();
        }
    }
}