using UnityEngine;

/// <summary>
/// Helper script to visualize the map area boundaries in the Unity editor
/// Attach this to any GameObject in the scene to see the map area outlined
/// </summary>
public class MapAreaVisualizer : MonoBehaviour
{
    [Header("Map Area Settings")]
    [Tooltip("Width of the left UI panel (Map Legend)")]
    public float leftUIWidth = 150f;

    [Tooltip("Width of the right UI panel (Your Team)")]
    public float rightUIWidth = 300f;

    [Tooltip("Height of top UI panels")]
    public float topUIHeight = 0f;

    [Tooltip("Height of bottom UI panels")]
    public float bottomUIHeight = 0f;

    [Header("Visualization")]
    public bool showDebugInfo = false;
    public Color mapAreaColor = Color.green;
    public Color uiAreaColor = Color.red;

    void OnGUI()
    {
        if (!showDebugInfo) return;

        // Calculate map area bounds
        float mapLeft = leftUIWidth;
        float mapRight = Screen.width - rightUIWidth;
        float mapTop = Screen.height - topUIHeight;
        float mapBottom = bottomUIHeight;

        // Draw map area outline
        GUI.color = mapAreaColor;
        DrawRect(new Rect(mapLeft, mapBottom, mapRight - mapLeft, mapTop - mapBottom), 2);

        // Draw UI areas
        GUI.color = uiAreaColor;
        // Left UI area
        DrawRect(new Rect(0, 0, leftUIWidth, Screen.height), 2);
        // Right UI area  
        DrawRect(new Rect(mapRight, 0, rightUIWidth, Screen.height), 2);

        // Reset color
        GUI.color = Color.white;

        // Show mouse position and status
        Vector2 mousePos = Input.mousePosition;
        mousePos.y = Screen.height - mousePos.y; // Flip Y for GUI coordinates

        bool inMapArea = mousePos.x >= mapLeft &&
                        mousePos.x <= mapRight &&
                        mousePos.y >= mapBottom &&
                        mousePos.y <= mapTop;

        string status = inMapArea ? "IN MAP AREA" : "IN UI AREA";
        GUI.color = inMapArea ? Color.green : Color.red;
        GUI.Label(new Rect(10, 10, 200, 20), $"Mouse: {status}");
        GUI.Label(new Rect(10, 30, 200, 20), $"Position: {Input.mousePosition.x:F0}, {Input.mousePosition.y:F0}");
        GUI.color = Color.white;
    }

    void DrawRect(Rect rect, float thickness)
    {
        // Top
        GUI.DrawTexture(new Rect(rect.x, rect.y, rect.width, thickness), Texture2D.whiteTexture);
        // Bottom
        GUI.DrawTexture(new Rect(rect.x, rect.y + rect.height - thickness, rect.width, thickness), Texture2D.whiteTexture);
        // Left
        GUI.DrawTexture(new Rect(rect.x, rect.y, thickness, rect.height), Texture2D.whiteTexture);
        // Right
        GUI.DrawTexture(new Rect(rect.x + rect.width - thickness, rect.y, thickness, rect.height), Texture2D.whiteTexture);
    }
}