namespace NoChillquarium;

/// <summary>
/// One physical tank (fresh or salt) with its own fish, capacity, decor, habitat.
/// </summary>
public sealed class TankSlot
{
	public WaterType Water { get; init; }
	public string Name { get; set; }
	public int Capacity { get; set; } = TankSim.DefaultCapacity;
	public bool Unlocked { get; set; }
	public string HabitatId { get; set; }
	/// <summary>One back-glass poster id, or empty for default water.</summary>
	public string BackdropId { get; set; }
	/// <summary>One gravel / sand floor id, or empty for stock lot dirt.</summary>
	public string GravelId { get; set; }
	public List<FishActor> Fish { get; } = new();
	public List<DecorPiece> Decor { get; } = new();

	public HabitatDef Habitat =>
		HabitatDef.Find( HabitatId ) ?? HabitatDef.StarterFor( Water );

	public int MaxDecor => Math.Max( 4, Habitat.MaxDecor );

	public float IncomeMult => Math.Max( 0.5f, Habitat.IncomeMult );

	public int HabitatRank => Habitat.Rank;

	public void ApplyHabitat( HabitatDef def, bool keepCapacityFloor = true )
	{
		if ( def is null || !HabitatDef.MatchesTank( def, Water ) )
			return;

		HabitatId = def.Id;
		Name = def.Name;
		if ( keepCapacityFloor )
			Capacity = Math.Max( Capacity, def.BaseCapacity );
		else
			Capacity = def.BaseCapacity;
	}

	public void ResetToStarter()
	{
		var starter = HabitatDef.StarterFor( Water );
		HabitatId = starter.Id;
		Name = starter.Name;
		Capacity = starter.BaseCapacity;
		BackdropId = null;
		GravelId = null;
	}
}