package me.mayuan.tiny.img;

import java.lang.annotation.Annotation;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.HashMap;

import com.badlogic.gdx.graphics.Texture;
import com.badlogic.gdx.graphics.g2d.Sprite;

public class Images {

    StackTraceElement[] stacktrace = Thread.currentThread().getStackTrace();
    StackTraceElement e = stacktrace[2];//coz 0th will be getStackTrace so 1st
    String methodName = e.getMethodName();

    @Image(texture="badlogic.jpg")
    public Sprite badlogic(float width, float height, float x, float y) {
        Texture t = getTexture(methodName);
        Sprite s = new Sprite(t);
        s.setSize(width, height);
        s.setPosition(x, y);
        return s;
    }

    public Texture getTexture(String name) {
        Method[] methods = this.getClass().getDeclaredMethods();
        for(Method m : methods) {
            if(m.isAnnotationPresent(Image.class)) {
                if(m.getName().equalsIgnoreCase(name)) {
                    Annotation an = (Annotation)m.getDeclaredAnnotation(Image.class);
                    Image img = (Image)an;
                    return new Texture(img.texture());
            }
        }
        }
        return null;
    }

    public HashMap<String,Sprite> getSpriteMap() {
        Images images = this;
        Method[] methods = this.getClass().getDeclaredMethods();
        HashMap<String,Sprite> sprites = new HashMap<String,Sprite>();
        for(Method m : methods) {
            if(m.isAnnotationPresent(Image.class)) {
                try {
                    sprites.put(m.getName(),(Sprite) m.invoke(images, null));
                } catch (IllegalAccessException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                } catch (IllegalArgumentException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                } catch (InvocationTargetException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }

            }
        }
        return sprites;

    }


}