source: ChapterX.Infrastructure/Repositories/ReadingListItemsRepository.cs@ b373fea

using ChapterX.Domain.Entities;
using ChapterX.Domain.Repositories;
using ChapterX.Infrastructure.Data.DataContext;
using Microsoft.EntityFrameworkCore;

namespace ChapterX.Infrastructure.Repositories
{
    public class ReadingListItemsRepository : GenericRepository<ReadingListItems>, IReadingListItemsRepository
    {
        public ReadingListItemsRepository(ApplicationDbContext context) : base(context)
        {
        }

        public async Task<bool> ExistsAsync(int listId, int storyId, CancellationToken cancellationToken = default)
            => await _dbSet.AnyAsync(i => i.ListId == listId && i.StoryId == storyId, cancellationToken);

        public async Task<bool> DeleteByListAndStoryAsync(int listId, int storyId, CancellationToken cancellationToken = default)
        {
            var item = await _dbSet.FirstOrDefaultAsync(i => i.ListId == listId && i.StoryId == storyId, cancellationToken);
            if (item == null) return false;
            _dbSet.Remove(item);
            await _context.SaveChangesAsync(cancellationToken);
            return true;
        }
    }
}