using UnityEngine;
using Random = UnityEngine.Random;

public class ShowPlayerMarkerOnFront:MonoBehaviour
{
    public int countMarkers = 100;
    public Texture2D playerTexture;

    private Renderer markersRenderer;

    private void Start()
    {
        GenerateMarkers();
        OnlineMapsTileSetControl.instance.OnMeshUpdated += OnMeshUpdated;
    }

    private void OnMeshUpdated()
    {
        if (markersRenderer == null)
        {
            Transform markersTransform = OnlineMaps.instance.transform.FindChild("Markers");
            if (markersTransform == null) return;
            markersRenderer = markersTransform.GetComponent<Renderer>();
        }

        Material[] materials = markersRenderer.sharedMaterials;
        for (int i = 0; i < materials.Length; i++)
        {
            Material material = materials[i];
            material.renderQueue = material.shader.renderQueue;
            if (material.mainTexture == playerTexture) material.renderQueue += 1;
        }
    }

    private void GenerateMarkers()
    {
        double tlx, tly, brx, bry;
        OnlineMaps map = OnlineMaps.instance;
        map.GetCorners(out tlx, out tly, out brx, out bry);

        for (int i = 0; i < countMarkers; i++)
        {
            float lng = Random.Range((float)tlx, (float)brx);
            float lat = Random.Range((float)bry, (float)tly);

            map.AddMarker(lng, lat);
        }

        map.AddMarker(map.position, playerTexture, "Player");
    }
}