using UnityEngine;
using System.Collections.Generic;

public class GameManager : MonoBehaviour
{
    public static GameManager Instance;
    public List<LightSwitch> allSwitches = new List<LightSwitch>();

    [Header("Front Door Event")]
    public FrontDoorEvent frontDoor; // Assigned automatically by the door script
    public int lightsOffToTriggerDoor = 4; // Event happens after 4 lights turned off
    private int lightsTurnedOffCounter = 0;

    void Awake()
    {
        if (Instance == null) Instance = this;
        else Destroy(gameObject);
    }

    public void RegisterSwitch(LightSwitch sw)
    {
        if (!allSwitches.Contains(sw)) allSwitches.Add(sw);
    }

    public void CheckLights()
    {
        int currentOffCount = 0;
        foreach (LightSwitch sw in allSwitches)
        {
            if (!sw.isLightOn) currentOffCount++;
        }

        // Check if we hit the threshold for the doorbell
        if (currentOffCount >= lightsOffToTriggerDoor && frontDoor != null)
        {
            frontDoor.TriggerEvent();
            // Set to null so it doesn't trigger twice
            frontDoor = null;
        }
    }

    public void SpookyRelightEvent()
    {
        // Find all switches that are currently OFF
        List<LightSwitch> offSwitches = new List<LightSwitch>();
        foreach (LightSwitch sw in allSwitches)
        {
            if (!sw.isLightOn) offSwitches.Add(sw);
        }

        // If we found any off switches, turn one back on randomly
        if (offSwitches.Count > 0)
        {
            LightSwitch target = offSwitches[Random.Range(0, offSwitches.Count)];
            target.ForceLightOn();
            Debug.Log("A light turned back on!");
        }
    }
    public bool AreAnyLightsOn()
    {
        foreach (LightSwitch sw in allSwitches)
        {
            if (sw.isLightOn) return true;
        }
        return false;
    }
    public void TriggerNightmareMode()
{
    Debug.Log("NOBODY IS HOME. NIGHTMARE MODE ACTIVE.");

    foreach(LightSwitch sw in allSwitches)
    {
        // 1. Turn all lights back ON
        sw.ForceLightOn();

        // 2. Increase Difficulty (59% increase)
        // If chance was 0.1 (10%), it becomes roughly 0.16
        sw.malfunctionChance += (sw.malfunctionChance * 0.59f); 
        
        // Cap it so it's not impossible (e.g., max 50% fail rate)
        if (sw.malfunctionChance > 0.5f) sw.malfunctionChance = 0.5f;

        // 3. Make random scares more frequent
        sw.subsequentEventChance += 10f; 
    }
}
}