using Content.Shared.Examine;
using Content.Shared.Inventory;
using Content.Shared.StepTrigger.Components;
using Content.Shared.Tag;

namespace Content.Shared.StepTrigger.Systems;

public sealed class ShoesRequiredStepTriggerSystem : EntitySystem
{
    [Dependency] private readonly InventorySystem _inventory = default!;
    [Dependency] private readonly TagSystem _tagSystem = default!;

    /// <inheritdoc/>
    public override void Initialize()
    {
        SubscribeLocalEvent<ShoesRequiredStepTriggerComponent, StepTriggerAttemptEvent>(OnStepTriggerAttempt);
        SubscribeLocalEvent<ShoesRequiredStepTriggerComponent, ExaminedEvent>(OnExamined);
    }

    private void OnStepTriggerAttempt(EntityUid uid, ShoesRequiredStepTriggerComponent component, ref StepTriggerAttemptEvent args)
    {
        if (_tagSystem.HasTag(args.Tripper, "ShoesRequiredStepTriggerImmune"))
        {
            args.Cancelled = true;
            return;
        }

        if (!TryComp<InventoryComponent>(args.Tripper, out var inventory))
            return;

        if (_inventory.TryGetSlotEntity(args.Tripper, "shoes", out _, inventory))
        {
            args.Cancelled = true;
        }
    }

    private void OnExamined(EntityUid uid, ShoesRequiredStepTriggerComponent component, ExaminedEvent args)
    {
        args.PushMarkup(Loc.GetString("shoes-required-step-trigger-examine"));
    }
}