using ParadoxSaveParser.WebAPI.Database;
using ParadoxSaveParser.WebAPI.SaveDataFilters;

namespace ParadoxSaveParser.WebAPI.BackgroundTasks;

public class BackgroundJobManager
{
    private readonly ILogger _parentLogger;
    private readonly Config.SaveUploadConfig _uploadConfig;
    private long _lastJobId;

    public BackgroundJobManager(ILogger logger, Config.SaveUploadConfig uploadConfig)
    {
        _parentLogger = logger;
        _uploadConfig = uploadConfig;
    }
    
    public SaveParsingOperation StartNewParsingOperation(
        SaveFileMetadata meta, ISaveDataFilter filter, CancellationToken ct)
    {
        long nextId = Interlocked.Increment(ref _lastJobId);
        var contextLogger = new ContextLogger($"BackgroundJob-{nextId}", _parentLogger);
        var op = new SaveParsingOperation(nextId, meta, filter,
            _uploadConfig.MaxSizePlainTextBytes, contextLogger, ct);
        op.StartAsync();
        return op;
    }
}