Cleanuparr/code/backend/Cleanuparr.Persistence/Models/Configuration/DownloadCleaner/ISeedingRule.cs

using Cleanuparr.Domain.Enums;
using ValidationException = Cleanuparr.Domain.Exceptions.ValidationException;

namespace Cleanuparr.Persistence.Models.Configuration.DownloadCleaner;

public interface ISeedingRule : IConfig
{
    Guid Id { get; set; }

    Guid DownloadClientConfigId { get; set; }

    DownloadClientConfig DownloadClientConfig { get; set; }

    /// <summary>
    /// Human-readable display label for this rule.
    /// </summary>
    string Name { get; set; }

    /// <summary>
    /// The torrent categories/labels this rule applies to. At least one must be specified.
    /// </summary>
    List<string> Categories { get; set; }

    /// <summary>
    /// Tracker domain patterns to filter by (suffix match, case-insensitive).
    /// Empty list means match any tracker.
    /// </summary>
    List<string> TrackerPatterns { get; set; }

    /// <summary>
    /// Evaluation order. Lower value = evaluated first. Auto-assigned on create.
    /// </summary>
    int Priority { get; set; }

    TorrentPrivacyType PrivacyType { get; set; }

    double MaxRatio { get; set; }

    double MinSeedTime { get; set; }

    double MaxSeedTime { get; set; }

    bool DeleteSourceFiles { get; set; }

    void ValidateRule()
    {
        if (string.IsNullOrEmpty(Name.Trim()))
        {
            throw new ValidationException("Rule name can not be empty");
        }

        if (Categories.Count == 0)
        {
            throw new ValidationException("At least one category must be specified");
        }

        if (MaxRatio < 0 && MaxSeedTime < 0)
        {
            throw new ValidationException("Either max ratio or max seed time must be set to a non-negative value");
        }

        if (MaxRatio is < 0 and not -1)
        {
            throw new ValidationException("Max ratio must be -1 (disabled) or a non-negative number");
        }

        if (MaxSeedTime is < 0 and not -1)
        {
            throw new ValidationException("Max seed time must be -1 (disabled) or a non-negative number");
        }

        if (MinSeedTime < 0)
        {
            throw new ValidationException("Min seed time can not be negative");
        }
    }
}