using AutoMapper;
using FaKrosnoEfDataModel.Dtos;
using FaKrosnoEfDataModel.Entities;
using FaKrosnoEfDataModel.Queries;
using Microsoft.EntityFrameworkCore;

namespace FaKrosnoEfDataModel.Services
{
    public class ScheduleOrderService : ServiceBase<ScheduleOrderDto>, IScheduleOrderService
    {
        public ScheduleOrderService(FaKrosnoDbContext context, IMapper mapper) : base(context, mapper)
        {
        }

        public override async Task<ScheduleOrderDto?> GetById(int id)
        {
            var scheduleOrder = await Task.FromResult(ScheduleOrderQueries.GetById(Context, id));

            return scheduleOrder != null ? Mapper.Map<ScheduleOrderDto>(scheduleOrder) : null;
        }

        public async Task<IEnumerable<ScheduleOrderDto?>> GetByRecipientId(int recipientId)
        {
            IList<ScheduleOrderDto> scheduleOrders = (await GetAll()).ToList();

            return scheduleOrders.Where(x => x?.RecipientID == recipientId);
        }

        public async Task<IEnumerable<ScheduleOrderDto>> GetByPurchaserId(int purchaserId)
        {
            IEnumerable<ScheduleOrder?> scheduleOrders =
                (await Task.FromResult(ScheduleOrderQueries.GetEntitiesByPurchaser(Context, purchaserId))).ToList();

            return scheduleOrders.Select(x => Mapper.Map<ScheduleOrderDto>(x));
        }

        public async Task<IEnumerable<ScheduleOrderDto?>> GetByRecipientAndLastUpdateDate(int recipientId, DateTime date)
        {
            IList<ScheduleOrderDto?> scheduleOrders = (await GetEntitiesByLastUpdateDate(date)).ToList();

            return scheduleOrders.Where(x => x?.RecipientID == recipientId && x.LastUpdateDate >= date);
        }

        public async Task<IEnumerable<ScheduleOrderDto?>> GetEntities()
        {
            IList<ScheduleOrder> scheduleOrders = await Context.ScheduleOrders.Include(x => x.ScheduleOrderDetails).Include(x => x.Recipient)
                .ThenInclude(x => x.Purchaser).ToListAsync();

            return Mapper.Map<IEnumerable<ScheduleOrderDto>>(scheduleOrders);
        }
        public async Task<IEnumerable<ScheduleOrderDto?>> GetEntitiesByLastUpdateDate(DateTime date)
        {
            IList<ScheduleOrder?> scheduleOrders =
                (await Task.FromResult(ScheduleOrderQueries.GetEntitiesByDate(Context, date))).ToList();

            return Mapper.Map<IEnumerable<ScheduleOrderDto>>(scheduleOrders);
        }
    }
}