using UnityEngine;
using UnityEngine.UIElements;
using System;
using System.Collections;

public class MapLocationDebugger : MonoBehaviour
{
    [Header("Debug Controls")]
    public KeyCode debugKey = KeyCode.F9;
    public KeyCode toggleLegendKey = KeyCode.F10;
    public KeyCode toggleNamesKey = KeyCode.F11;
    public KeyCode refreshKey = KeyCode.F12;

    private MapSceneLegendUI legendUI;
    private MapLocationNameDisplay nameDisplay;
    private GeographicFeatureManager featureManager;

    void Start()
    {
        RefreshComponentReferences();
        PrintDebugKeys();
    }

    void RefreshComponentReferences()
    {
        legendUI = FindFirstObjectByType<MapSceneLegendUI>();
        nameDisplay = FindFirstObjectByType<MapLocationNameDisplay>();
        featureManager = FindFirstObjectByType<GeographicFeatureManager>();

        Debug.Log($"MapLocationDebugger: Found Legend UI: {legendUI != null}");
        Debug.Log($"MapLocationDebugger: Found Name Display: {nameDisplay != null}");
        Debug.Log($"MapLocationDebugger: Found Feature Manager: {featureManager != null}");

        // If we can't find them, let's see what GameObjects exist
        if (nameDisplay == null || featureManager == null)
        {
            Debug.Log("=== SEARCHING FOR MISSING COMPONENTS ===");
            var allObjects = FindObjectsByType<MonoBehaviour>(FindObjectsSortMode.None);
            foreach (var obj in allObjects)
            {
                if (obj is MapLocationNameDisplay || obj is GeographicFeatureManager)
                {
                    Debug.Log($"Found {obj.GetType().Name} on GameObject: {obj.gameObject.name}");
                }
            }
            Debug.Log("=== END SEARCH ===");
        }
    }

    void Update()
    {
        if (Input.GetKeyDown(debugKey))
        {
            PrintDetailedDebugInfo();
        }

        if (Input.GetKeyDown(toggleLegendKey))
        {
            if (legendUI != null)
            {
                legendUI.ToggleLegend();
                Debug.Log("MapLocationDebugger: Toggled legend");
            }
        }

        if (Input.GetKeyDown(toggleNamesKey))
        {
            if (nameDisplay != null)
            {
                nameDisplay.showSettlementNames = !nameDisplay.showSettlementNames;
                nameDisplay.RefreshLocationNames();
                Debug.Log($"MapLocationDebugger: Settlement names: {nameDisplay.showSettlementNames}");
            }
        }

        if (Input.GetKeyDown(refreshKey))
        {
            if (nameDisplay != null)
            {
                nameDisplay.RefreshLocationNames();
                Debug.Log("MapLocationDebugger: Refreshed location names");

                // Print immediate debug info
                StartCoroutine(PrintLabelsAfterDelay());
            }
        }
    }

    System.Collections.IEnumerator PrintLabelsAfterDelay()
    {
        yield return new WaitForSeconds(0.1f); // Wait for refresh to complete

        if (nameDisplay != null)
        {
            var uiDoc = nameDisplay.GetComponent<UIDocument>();
            if (uiDoc?.rootVisualElement != null)
            {
                var mapContainer = uiDoc.rootVisualElement.Q("map-container");
                if (mapContainer != null)
                {
                    Debug.Log($"=== LABEL DEBUG: Container has {mapContainer.childCount} children ===");
                    for (int i = 0; i < Math.Min(10, mapContainer.childCount); i++)
                    {
                        var child = mapContainer.ElementAt(i);
                        if (child is Label label)
                        {
                            var left = label.style.left.value.value;
                            var top = label.style.top.value.value;
                            var color = label.style.color.value;
                            Debug.Log($"Label {i}: '{label.text}' at ({left:F1}, {top:F1}) color={color} visible={label.style.display.value}");
                        }
                    }
                }
            }
        }
    }

    void PrintDebugKeys()
    {
        Debug.Log("=== MAP LOCATION DEBUGGER ===");
        Debug.Log($"Press {debugKey} for detailed debug info");
        Debug.Log($"Press {toggleLegendKey} to toggle legend");
        Debug.Log($"Press {toggleNamesKey} to toggle settlement names");
        Debug.Log($"Press {refreshKey} to refresh names");
        Debug.Log("============================");
    }

    void PrintDetailedDebugInfo()
    {
        // Refresh component references in case they were created after Start
        RefreshComponentReferences();

        Debug.Log("=== DETAILED DEBUG INFO ===");

        // Legend UI Info
        if (legendUI != null)
        {
            var uiDoc = legendUI.GetComponent<UIDocument>();
            Debug.Log($"Legend UI Document: {uiDoc != null}");
            if (uiDoc != null)
            {
                Debug.Log($"Root Element: {uiDoc.rootVisualElement != null}");
                if (uiDoc.rootVisualElement != null)
                {
                    var legendContainer = uiDoc.rootVisualElement.Q("map-legend-container");
                    Debug.Log($"Legend Container Found: {legendContainer != null}");
                    if (legendContainer != null)
                    {
                        Debug.Log($"Legend Visible: {legendContainer.style.display.value}");
                        Debug.Log($"Legend Position: {legendContainer.style.position.value}");
                        Debug.Log($"Legend Size: {legendContainer.resolvedStyle.width}x{legendContainer.resolvedStyle.height}");
                    }
                }
            }
        }
        else
        {
            Debug.LogWarning("Legend UI not found!");
        }

        // Name Display Info
        if (nameDisplay != null)
        {
            var uiDoc = nameDisplay.GetComponent<UIDocument>();
            Debug.Log($"Name Display UI Document: {uiDoc != null}");
            if (uiDoc != null)
            {
                Debug.Log($"Root Element: {uiDoc.rootVisualElement != null}");
                if (uiDoc.rootVisualElement != null)
                {
                    var mapContainer = uiDoc.rootVisualElement.Q("map-container");
                    Debug.Log($"Map Container Found: {mapContainer != null}");
                    if (mapContainer != null)
                    {
                        Debug.Log($"Map Container Children: {mapContainer.childCount}");
                        Debug.Log($"Map Container Size: {mapContainer.resolvedStyle.width}x{mapContainer.resolvedStyle.height}");
                        Debug.Log($"Map Container World Bound: {mapContainer.worldBound}");

                        // List some children for debugging
                        for (int i = 0; i < Math.Min(5, mapContainer.childCount); i++)
                        {
                            var child = mapContainer.ElementAt(i);
                            if (child is Label label)
                            {
                                Debug.Log($"  Child {i}: Label '{label.text}' at ({label.style.left.value.value:F1}, {label.style.top.value.value:F1}) - Color: {label.style.color.value}");
                            }
                        }
                    }
                }
            }

            Debug.Log($"Settlement Names Enabled: {nameDisplay.showSettlementNames}");
            Debug.Log($"Forest Names Enabled: {nameDisplay.showForestNames}");
        }
        else
        {
            Debug.LogWarning("Name Display not found!");
        }

        // Feature Manager Info
        if (featureManager != null)
        {
            Debug.Log($"Geographic Features Count: {featureManager.GeographicFeatures.Count}");
            if (featureManager.GeographicFeatures.Count > 0)
            {
                var feature = featureManager.GeographicFeatures[0];
                Debug.Log($"Sample Feature: {feature.name} ({feature.type}) at {feature.centerPosition}");
            }
        }
        else
        {
            Debug.LogWarning("Feature Manager not found!");
        }

        Debug.Log("==========================");
    }
}