PIbd-22-Ismailov_SUBD/BlogDataModels/BlogDatabaseImplement/Model/Category.cs

using BlogContracts.BindingModels;
using BlogContracts.ViewModels;
using BlogDataModels;
using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;
using System.Linq;
using System.Runtime.ConstrainedExecution;
using System.Text;
using System.Threading.Tasks;

namespace BlogDatabase.Models
{
    public class Category : ICategoryModel
    {
        [Required]
        public string Name { get; set; } = string.Empty;

        public int Id { get; private set; }

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

        [ForeignKey("TopicId")]
        List<Topic> Topics { get; set; } = new();

        public static Category? Create(CategoryBindingModel model)
        {
            if (model == null)
            {
                return null;
            }
            return new Category()
            {
                Id = model.Id,
                Name = model.Name,
            };
        }
        public void Update(CategoryBindingModel model)
        {
            if (model == null)
            {
                return;
            }
            Name = model.Name;
        }
        public CategoryViewModel GetViewModel => new()
        {
            Id = Id,
            Name = Name,
        };
    }
}