using UnityEngine;

namespace Minigames.Airplane.Interactive
{
    /// <summary>
    /// Turbulence zone that applies random chaotic forces to airplanes.
    /// Creates unpredictable movement, adding challenge to navigation.
    /// </summary>
    [RequireComponent(typeof(Collider2D))]
    public class AirplaneTurbulenceZone : MonoBehaviour
    {
        [Header("Turbulence Configuration")]
        [SerializeField] private float turbulenceStrength = 3f;
        [SerializeField] private float changeFrequency = 0.1f;
        
        [Header("Optional Modifiers")]
        [SerializeField] private bool preventUpwardForce = false;
        [SerializeField] private float maxTotalForce = 10f;
        
        [Header("Visual Feedback (Optional)")]
        [SerializeField] private ParticleSystem turbulenceParticles;
        
        [Header("Debug")]
        [SerializeField] private bool showDebugLogs;
        
        private float nextChangeTime;
        private Vector2 currentTurbulenceDirection;
        
        private void Awake()
        {
            // Ensure collider is trigger
            var collider = GetComponent<Collider2D>();
            if (collider != null)
            {
                collider.isTrigger = true;
            }
            
            // Initialize random direction
            UpdateTurbulenceDirection();
        }
        
        private void Update()
        {
            // Change turbulence direction periodically
            if (Time.time >= nextChangeTime)
            {
                UpdateTurbulenceDirection();
                nextChangeTime = Time.time + changeFrequency;
            }
        }
        
        private void UpdateTurbulenceDirection()
        {
            currentTurbulenceDirection = Random.insideUnitCircle.normalized;
            
            // Prevent upward force if configured
            if (preventUpwardForce && currentTurbulenceDirection.y > 0)
            {
                currentTurbulenceDirection.y = -currentTurbulenceDirection.y;
            }
        }
        
        private void OnTriggerStay2D(Collider2D other)
        {
            // Check if it's an airplane
            var airplane = other.GetComponent<Core.AirplaneController>();
            if (airplane == null || !airplane.IsFlying) return;
            
            var rb = other.GetComponent<Rigidbody2D>();
            if (rb == null) return;
            
            // Apply turbulence force
            Vector2 turbulenceForce = currentTurbulenceDirection * turbulenceStrength;
            
            // Clamp total force
            if (turbulenceForce.magnitude > maxTotalForce)
            {
                turbulenceForce = turbulenceForce.normalized * maxTotalForce;
            }
            
            rb.AddForce(turbulenceForce, ForceMode2D.Force);
            
            if (showDebugLogs && Time.frameCount % 30 == 0) // Log every 30 frames to avoid spam
            {
                Debug.Log($"[AirplaneTurbulenceZone] Applied turbulence: {turbulenceForce} to {other.name}");
            }
        }
        
        private void OnDrawGizmos()
        {
            // Visualize turbulence zone in editor
            Gizmos.color = new Color(1f, 0.5f, 0f, 0.3f); // Orange transparent
            
            var collider = GetComponent<Collider2D>();
            if (collider != null)
            {
                Gizmos.DrawCube(collider.bounds.center, collider.bounds.size);
                
                // Draw current direction
                Gizmos.color = Color.red;
                Vector3 center = collider.bounds.center;
                Gizmos.DrawRay(center, (Vector3)currentTurbulenceDirection * 2f);
            }
        }
    }
}