using UnityEngine;
using UnityEditor;
using RaycastPro.Detectors;

public class UnitSetupHelper : EditorWindow
{
    [MenuItem("Battle Sim/Unit Setup Helper")]
    public static void ShowWindow()
    {
        GetWindow<UnitSetupHelper>("Unit Setup Helper");
    }
    
    private UnitData selectedUnitData;
    private GameObject targetUnit;
    
    private void OnGUI()
    {
        GUILayout.Label("Unit Setup Helper", EditorStyles.boldLabel);
        EditorGUILayout.Space();
        
        EditorGUILayout.HelpBox("This tool helps you set up units with the proper components for RaycastPro integration.", MessageType.Info);
        EditorGUILayout.Space();
        
        targetUnit = (GameObject)EditorGUILayout.ObjectField("Target Unit", targetUnit, typeof(GameObject), true);
        selectedUnitData = (UnitData)EditorGUILayout.ObjectField("Unit Data", selectedUnitData, typeof(UnitData), false);
        
        EditorGUILayout.Space();
        
        if (GUILayout.Button("Setup Unit Components"))
        {
            SetupUnitComponents();
        }
        
        EditorGUILayout.Space();
        
        if (GUILayout.Button("Configure All Selected Units"))
        {
            ConfigureSelectedUnits();
        }
        
        EditorGUILayout.Space();
        EditorGUILayout.HelpBox("Setup will add:\n• UnitController\n• UnitSightSystem\n• SightDetector\n• Configure all components with UnitData", MessageType.Info);
    }
    
    private void SetupUnitComponents()
    {
        if (targetUnit == null)
        {
            EditorUtility.DisplayDialog("Error", "Please select a target unit GameObject.", "OK");
            return;
        }
        
        Undo.RegisterCompleteObjectUndo(targetUnit, "Setup Unit Components");
        
        // Add UnitController if not present
        UnitController unitController = targetUnit.GetComponent<UnitController>();
        if (unitController == null)
        {
            unitController = targetUnit.AddComponent<UnitController>();
        }
        
        // Set unit data if provided
        if (selectedUnitData != null)
        {
            unitController.unitData = selectedUnitData;
        }
        
        // Add SightDetector if not present
        SightDetector sightDetector = targetUnit.GetComponent<SightDetector>();
        if (sightDetector == null)
        {
            sightDetector = targetUnit.AddComponent<SightDetector>();
        }
        
        // Add UnitSightSystem if not present
        UnitSightSystem sightSystem = targetUnit.GetComponent<UnitSightSystem>();
        if (sightSystem == null)
        {
            sightSystem = targetUnit.AddComponent<UnitSightSystem>();
        }
        
        // Configure components
        ConfigureUnitComponents(unitController, sightDetector, sightSystem);
        
        EditorUtility.SetDirty(targetUnit);
        Debug.Log($"Successfully set up components for {targetUnit.name}");
    }
    
    private void ConfigureSelectedUnits()
    {
        GameObject[] selectedObjects = Selection.gameObjects;
        
        if (selectedObjects.Length == 0)
        {
            EditorUtility.DisplayDialog("Error", "Please select one or more GameObjects in the scene.", "OK");
            return;
        }
        
        int setupCount = 0;
        
        foreach (GameObject obj in selectedObjects)
        {
            // Skip if this object doesn't seem like a unit
            if (obj.GetComponent<UnitController>() == null && selectedUnitData == null)
                continue;
                
            Undo.RegisterCompleteObjectUndo(obj, "Setup Unit Components");
            
            // Add UnitController if not present
            UnitController unitController = obj.GetComponent<UnitController>();
            if (unitController == null)
            {
                unitController = obj.AddComponent<UnitController>();
            }
            
            // Set unit data if provided
            if (selectedUnitData != null)
            {
                unitController.unitData = selectedUnitData;
            }
            
            // Add SightDetector if not present
            SightDetector sightDetector = obj.GetComponent<SightDetector>();
            if (sightDetector == null)
            {
                sightDetector = obj.AddComponent<SightDetector>();
            }
            
            // Add UnitSightSystem if not present
            UnitSightSystem sightSystem = obj.GetComponent<UnitSightSystem>();
            if (sightSystem == null)
            {
                sightSystem = obj.AddComponent<UnitSightSystem>();
            }
            
            // Configure components
            ConfigureUnitComponents(unitController, sightDetector, sightSystem);
            
            EditorUtility.SetDirty(obj);
            setupCount++;
        }
        
        Debug.Log($"Successfully set up components for {setupCount} units");
        EditorUtility.DisplayDialog("Success", $"Set up components for {setupCount} units.", "OK");
    }
    
    private void ConfigureUnitComponents(UnitController unitController, SightDetector sightDetector, UnitSightSystem sightSystem)
    {
        if (unitController.unitData == null || sightDetector == null || sightSystem == null)
            return;
            
        UnitData unitData = unitController.unitData;
        
        // Configure SightDetector based on UnitData
        sightDetector.radius = unitData.detectionRange;
        sightDetector.angleX = unitData.sightAngleX;
        sightDetector.angleY = unitData.sightAngleY;
        sightDetector.fullAwareness = unitData.fullAwarenessRadius;
        sightDetector.minRadius = unitData.minDetectionRadius;
        sightDetector.Limited = unitData.limitDetectedTargets;
        
        if (unitData.limitDetectedTargets)
        {
            sightDetector.LimitCount = unitData.maxDetectedTargets;
        }
        
        // Set up basic layer masks (you may want to customize these)
        sightDetector.detectLayer = LayerMask.GetMask("Default"); // Adjust as needed
        sightDetector.blockLayer = LayerMask.GetMask("Obstacles"); // Adjust as needed
        
        // Configure UnitSightSystem
        sightSystem.unitController = unitController;
        sightSystem.sightDetector = sightDetector;
        sightSystem.enemyLayerMask = LayerMask.GetMask("Enemy"); // Adjust as needed
        sightSystem.allyLayerMask = LayerMask.GetMask("Ally"); // Adjust as needed
        sightSystem.obstacleLayerMask = LayerMask.GetMask("Obstacles"); // Adjust as needed
    }
}