@namespace KOTH.UI
@inherits Panel
@attribute [StyleSheet]

<root class="flex row gap align-center justify-end" style="width: 100px;">
	@if (IsCurrentWeaponAStickyLauncher())
	{
		<label class="charge" style="background-color: whitesmoke; background-image: linear-gradient(to right, whitesmoke 100%, rgba(0, 0, 0, 100) @(GetChargeDelta() * 100f)%);"></label>
		<label class="stickies">@GetStickies()</label>
	}
</root>

@code
{
	public PlayerInventory Inventory => Player.Inventory;
	public PlayerPawn Player => PlayerState.Local?.PlayerPawn;

	private int GetStickies()
	{
		var ProjectileComp = GetProjectileWeaponComponent();
		if (!ProjectileComp.IsValid())
			return 0;

		return ProjectileComp.ActiveStickies;
	}

	private float GetChargeDelta()
	{
		var ProjectileComp = GetProjectileWeaponComponent();
		if (!ProjectileComp.IsValid())
			return 0;

		var StickyComp = (StickyWeaponComponent)ProjectileComp;
		if (!StickyComp.WasInputDownLastTick)
			return 0;

		return Math.Clamp(StickyComp.TimeSinceInputFirstDown / StickyComp.MaxChargeTime, 0, 1);
	}

	private bool IsCurrentWeaponAStickyLauncher()
	{
		var ProjectileComp = GetProjectileWeaponComponent();
		return ProjectileComp == null ? false : ProjectileComp.IsStickyLauncher;
	}

	private ProjectileWeaponComponent GetProjectileWeaponComponent()
	{
		if (!Player.IsValid())
			return null;

		var Weapon = Player.CurrentEquipment;
		if (!Weapon.IsValid() || !Weapon.IsDeployed)
			return null;

		var ProjectileWeaponComponent = Weapon.GameObject.Components.Get<ProjectileWeaponComponent>();
		return ProjectileWeaponComponent;
	}

	protected override int BuildHash()
	{
		if (!Player.IsValid() || !Player.CurrentEquipment.IsValid())
			return 0;
		return HashCode.Combine(Time.Now);
	}
}