sumatube/SumaTube.Domain/Entities/Videos/UserVideo.cs

using BaseDomain.Results;
using SumaTube.Domain.ValueObjects;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace SumaTube.Domain.Entities.Videos
{
    public class UserVideo
    {

        public Id Id { get; private set; }
        public string Name { get; private set; }
        public List<VideoGroup> VideoGroups { get; private set; } = new List<VideoGroup>();

        public UserVideo(int userId, string name)
        {
            this.Id = Guid.NewGuid();
            this.Name = name;
        }

        public Result<bool> AddVideoGroup(string name, string description)
        {
            if (!VideoGroups.Any(v => v.Name == name))
            {
                this.VideoGroups.Add(new VideoGroup(name, description));
                return true;
            }
            return false;
        }

        public Result<bool> AddVideo(string collectionName, string url)
        {
            var videoCollectionItem = VideoGroups.Find(v => v.Name == collectionName);
            if (videoCollectionItem != null)
            {
                if (videoCollectionItem.Videos.Any(v => v.Url == url)) return false;
                videoCollectionItem.AddVideo(this.Id.Value, url);
                return true;
            }
            return false;
        }

        public static UserVideo Create(int userId, string name) => new UserVideo(userId, name);
    }
}