osu-lazer/osu.Game/Rulesets/IRulesetStore.cs

// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.

using System.Collections.Generic;

namespace osu.Game.Rulesets
{
    public interface IRulesetStore
    {
        /// <summary>
        /// Retrieve a ruleset using a known ID.
        /// </summary>
        /// <param name="id">The ruleset's internal ID.</param>
        /// <returns>A ruleset, if available, else null.</returns>
        IRulesetInfo? GetRuleset(int id);

        /// <summary>
        /// Retrieve a ruleset using a known short name.
        /// </summary>
        /// <param name="shortName">The ruleset's short name.</param>
        /// <returns>A ruleset, if available, else null.</returns>
        IRulesetInfo? GetRuleset(string shortName);

        /// <summary>
        /// All available rulesets.
        /// </summary>
        IEnumerable<IRulesetInfo> AvailableRulesets { get; }
    }
}