using BulletinBoardContracts.BindingModels;
using BulletinBoardContracts.ViewModels;
using BulletinBoardDatabase.Models;
using BulletinBoardDataModels.Models;
using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace BulletinBoardDatabase.Models
{
	public class Announcement : IAnnouncementModel
	{
        [Required]
		public string Title { get; set; }
        [Required]
		public string Description { get; set; }

        [Required]
		public DateTime StartDate { get; set; } 

		public string? ReviewText { get; set; }
		public int? ReviewRating { get ; set; }

		[Required]
		public int? UserId { get; set; }

		[Required]
		public int? CategoryId { get; set; }

        [Required]
        public int? RegionId { get; set; }

        public int? Id { get; private set; }

		public virtual Category Category { get; set; }

		public virtual User User { get; set; }

        public virtual Region Region { get; set; }

        public static Announcement? Create(AnnouncementBindingModel? model)
		{
			if (model == null)
			{
				return null;
			}
			return new Announcement()
			{
				Id = model.Id,
				Title = model.Title,
				Description = model.Description,
				StartDate = model.StartDate,
				ReviewText = model.ReviewText,
				ReviewRating = model.ReviewRating,
				CategoryId = model.CategoryId,
				UserId = model.UserId,
				RegionId = model.RegionId,
			};
		}

		public void Update(AnnouncementBindingModel? model)
		{
			if (model == null)
			{
				return;
			}
			ReviewText = model.ReviewText;
			ReviewRating = model.ReviewRating;
		}

		public AnnouncementViewModel GetViewModel => new()
		{
			Id = Id,
			Title = Title,
			Description = Description,
            StartDate = StartDate,
            UserName = User == null ? string.Empty : User.Name,
			UserSurname = User == null ? string.Empty : User.Surname,
			ReviewText = ReviewText,
			ReviewRating = ReviewRating,
			UserId = UserId,
			CategoryId = CategoryId,
			RegionId = RegionId,
		};

		public string ObjectId => throw new NotImplementedException();
	}
}