using PizzeriaContracts.BindingModels;
using PizzeriaContracts.SearchModels;
using PizzeriaContracts.StoragesContracts;
using PizzeriaContracts.ViewModels;
using PizzeriaFileImplement.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace PizzeriaFileImplement.Implements
{
	public class MessageInfoStorage : IMessageInfoStorage
	{
		private readonly DataFileSingleton source;
		public MessageInfoStorage()
		{
			source = DataFileSingleton.GetInstance();
		}
		public List<MessageInfoViewModel> GetFullList()
		{
			return source.MessageInfos.Select(x => x.GetViewModel).ToList();
		}
		public List<MessageInfoViewModel> GetFilteredList(MessageInfoSearchModel model)
		{
			if (!model.ClientId.HasValue)
			{
				return new();
			}
			return source.MessageInfos.Where(x => x.ClientId.HasValue && x.ClientId == model.ClientId).Select(x => x.GetViewModel).ToList();
		}
		public MessageInfoViewModel? GetElement(MessageInfoSearchModel model)
		{
			if (string.IsNullOrEmpty(model.MessageId))
			{
				return new();
			}
			return source.MessageInfos.FirstOrDefault(x=>x.MessageId == model.MessageId)?.GetViewModel;
		}
		public MessageInfoViewModel? Insert(MessageInfoBindingModel model)
		{
			var newMessage = MessageInfo.Create(model);
			if (newMessage == null)
			{
				return null;
			}
			source.MessageInfos.Add(newMessage);
			source.SaveMessageInfos();
			return newMessage.GetViewModel;
		}
	}
}