space-station-14/Content.Server/Botany/Systems/UnviableGrowthSystem.cs

using Content.Server.Botany.Components;

namespace Content.Server.Botany.Systems;

/// <summary>
/// Applies a death chance and damage to unviable plants each growth tick, updating visuals when necessary.
/// </summary>
public sealed class UnviableGrowthSystem : EntitySystem
{
    public override void Initialize()
    {
        SubscribeLocalEvent<UnviableGrowthComponent, OnPlantGrowEvent>(OnPlantGrow);
    }

    private void OnPlantGrow(Entity<UnviableGrowthComponent> ent, ref OnPlantGrowEvent args)
    {
        var (uid, component) = ent;

        if (!TryComp(uid, out PlantHolderComponent? holder)
            || !BotanySystem.TryGetPlantTraits(holder.Seed, out var traits)
            || traits.Viable)
            return;

        holder.Health -= component.UnviableDamage;
        if (holder.DrawWarnings)
            holder.UpdateSpriteAfterUpdate = true;
    }
}