freetubesync/FreeTubeSync/Model/Playlist.cs

using System.ComponentModel.DataAnnotations;
using System.Diagnostics.CodeAnalysis;
using Microsoft.EntityFrameworkCore.Query.Internal;

namespace FreeTubeSync.Model;

[SuppressMessage("ReSharper", "InconsistentNaming")]
public class Playlist
{
    [Key]
    public string _id { get; set; } = string.Empty;
    public string playlistName { get; set; } = string.Empty;
    public bool @protected { get; set; }
    public List<Video> videos { get; set; } = [];
    public long createdAt { get; set; }
    public long lastUpdatedAt { get; set; }

    public void Update(Playlist other)
    {
        if (other.playlistName != playlistName) playlistName = other.playlistName;
        if (other.@protected != @protected) @protected = other.@protected;
        var remove = new List<Video>();
        foreach (var vid in videos)
        {
            if (other.videos.Any(x => x.playlistItemId == vid.playlistItemId)) continue;
            remove.Add(vid);
        }
        videos.RemoveAll(x => remove.Contains(x));
        remove.Clear();
        foreach (var vid in other.videos)
        {
            if (videos.Any(x => x.playlistItemId == vid.playlistItemId)) continue;
            remove.Add(vid);
        }
        videos.AddRange(remove);
        if (other.createdAt != createdAt) createdAt = other.createdAt;
        if (other.lastUpdatedAt != lastUpdatedAt) lastUpdatedAt = other.lastUpdatedAt;
    }
}