using System.Collections.Generic;

namespace Wizard;

public class AISummonHeal : AIFiltersArgument
{
	private const int SELECT_TYPE_OFFSET = 2;

	private const int HEAL_ARG_OFFSET = 1;

	public AIScriptTokenArgType SelectType { get; private set; }

	public AIPolishConvertedExpression Heal { get; private set; }

	protected override int NON_FILTER_FIRST_OFFSET => 2;

	public AISummonHeal(string text)
		: base(text)
	{
	}

	protected override void InitExpressions(string text)
	{
		base.InitExpressions(text);
		SelectType = AIPlayTagInitializingUtility.CreateSingleArgType(_exprList[_exprList.Count - 2]);
		Heal = _exprList[_exprList.Count - 1];
	}

	public override void Execute(AIVirtualCard tagOwner, AIVirtualField field, List<int> playPtn, AISituationInfo situation = null)
	{
		List<AIVirtualCard> targetsFromField = GetTargetsFromField(tagOwner, field, playPtn, situation);
		if (targetsFromField != null && targetsFromField.Count > 0)
		{
			int heal = (int)Heal.EvalArg(tagOwner, playPtn, field);
			if (SelectType == AIScriptTokenArgType.ALL_SELECT)
			{
				AISkillSimulationUtility.HealAll(targetsFromField, field, heal, playPtn, situation);
			}
		}
	}

	public override List<AIVirtualCard> GetFilteredTargets(List<AIVirtualCard> candidates, AIVirtualCard tagOwner, List<int> playPtn, AISituationInfo situation, bool isBlockDead = true)
	{
		return AIFilteringUtility.FilteringForStatusEffectiveAbility(candidates, tagOwner, base.Filters, playPtn, situation, isAttackEffective: false, isBlockDead);
	}
}