using GeometryTD.DataTable;
using GeometryTD.Factory;

namespace GeometryTD.CustomComponent
{
    internal sealed class CombatWaitingForPhaseEndState : CombatStateBase
    {
        public CombatWaitingForPhaseEndState(CombatSchedulerRuntime runtime, CombatSchedulerCoordinator coordinator)
            : base(runtime, coordinator)
        {
        }

        public override void OnUpdate(float elapseSeconds, float realElapseSeconds)
        {
            _ = realElapseSeconds;

            DRLevelPhase currentPhase = Runtime.PhaseLoopRuntime.CurrentPhase;
            if (currentPhase == null)
            {
                Coordinator.EnterFailureFallback("CombatScheduler waiting phase failed. Current phase is null.");
                return;
            }

            Runtime.PhaseLoopRuntime.AdvancePhaseElapsed(elapseSeconds);

            if (Coordinator.ShouldEnterSettlementFromActiveState(out bool didCombatWin))
            {
                Coordinator.ChangeState(new CombatSettlementState(Runtime, Coordinator, didCombatWin));
                return;
            }

            PhaseEndConditionContext conditionContext = new(
                currentPhase,
                Runtime.PhaseLoopRuntime.CurrentPhaseElapsed,
                Runtime.EnemyManager.IsPhaseSpawnCompleted,
                Runtime.EnemyManager.AliveEnemyCount,
                Runtime.EnemyManager.HasAliveBoss);
            IPhaseEndCondition endCondition = PhaseEndConditionFactory.Create(currentPhase.EndType);
            if (!endCondition.ShouldExit(conditionContext))
            {
                return;
            }

            Coordinator.CompleteCurrentPhase();
        }
    }
}