using UnityEngine;
using System.Collections;
using System.Xml.Linq;
using Model;
using Storage;
using System.IO;

public class SceneLoaderController : MonoBehaviour {

    public TextAsset BackgroundLayer;
    public Sprite[] BackgroundTileSet;

    private Map map;

    private void LoadScene(Map map)
    { 
        // Spawn objects
        foreach (var layer in map.Layers)
        {
            GameObject layerObject = new GameObject(layer.Name);

            for (int y = 0; y < layer.Height; y++)
                for (int x = 0; x < layer.Width; x++)
                {
                    // Obtain tile
                    int tileId = layer.Cells[y, x];
                    if (tileId >= 0)
                    {
                        // Spawn tile
                        GameObject tileObject = new GameObject(string.Format("{0}{1}{2}", layer.Name, x, y));
                        tileObject.transform.parent = layerObject.transform;
                        tileObject.transform.localPosition = new Vector3(x, -y, 0);

                        var spriteRenderer = tileObject.AddComponent<SpriteRenderer>();
                        spriteRenderer.sprite = BackgroundTileSet[tileId];
                        spriteRenderer.sortingLayerName = layer.Name;
                    }
                }
        }
    }

    // Use this for initialization
    void Start ()
    {
        // Load map
        map = new Map();
        MapLoader.LoadLayer(map, "Background", BackgroundLayer.text);

        LoadScene(map);
    }
	
	// Update is called once per frame
	void Update () {
	
	}
}