using AZKiServer.Models;

using MongoDB.Driver;

using System.Collections.Frozen;

namespace AZKiServer.Services;

public class MediaService(IMongoDatabase db)
{
	public readonly IMongoCollection<MediaEntry> _entries = db.GetCollection<MediaEntry>("media");
	public async Task<FrozenSet<string>> GetExistingFilePathsAsync(CancellationToken cancellationToken = default)
	{
		var files = await _entries.Find("{}").Project(m => m.Filepath).ToListAsync(cancellationToken);
		return files.ToFrozenSet();
	}

	public async Task AddMediaBulkAsync(List<MediaEntry> entries, CancellationToken cancellationToken = default)
	{
		await _entries.InsertManyAsync(entries, cancellationToken: cancellationToken);
	}

	public class IndexCreation : BackgroundService
	{
		protected override Task ExecuteAsync(CancellationToken stoppingToken)
		{
			throw new NotImplementedException();
		}
	}
}