package net.crystalyx.setaswallpaper;

import android.app.Activity;
import android.app.WallpaperManager;
import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.net.Uri;
import android.os.Bundle;
import android.widget.Toast;

import java.io.*;
import java.net.MalformedURLException;
import java.net.URL;

public class SetWallpaperActivity extends Activity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        Intent intent = getIntent();
        String type = intent.getType();

        if (Intent.ACTION_SEND.equals(intent.getAction()) && type != null) {
            if ("text/plain".equals(type)) {
                handleUrl(intent.getStringExtra(Intent.EXTRA_TEXT));
            } else if (type.startsWith("image/")) {
                handleStream(intent.getParcelableExtra(Intent.EXTRA_STREAM));
            }
        }
    }

    private void handleUrl(String textUrl) {
        URL url;

        try {
            url = new URL(textUrl);
        } catch (MalformedURLException e) {
            Toast.makeText(this, e.getMessage(), Toast.LENGTH_SHORT).show();
            return;
        }

        HttpThreadHandler handler = new HttpThreadHandler(url);
        Thread job = new Thread(handler);

        job.start();
        try {
            job.join();
        } catch (InterruptedException e) {
            Toast.makeText(this, e.getMessage(), Toast.LENGTH_SHORT).show();
        }

        Bitmap bitmap = handler.gitBitmap();
        String errorMessage = handler.getErrorMessage();
        if (bitmap != null) {
            launchWallpaperActivity(bitmap);
        } else if (errorMessage != null) {
            Toast.makeText(this, errorMessage, Toast.LENGTH_SHORT).show();
        }
    }

    private void handleStream(Uri uri) {
        try {
            InputStream inputStream = getContentResolver().openInputStream(uri);
            Bitmap bitmap = BitmapFactory.decodeStream(inputStream);
            launchWallpaperActivity(bitmap);
        } catch (IOException e) {
            Toast.makeText(this, e.getMessage(), Toast.LENGTH_SHORT).show();
        }
    }

    private void launchWallpaperActivity(Bitmap bitmap) {
        WallpaperManager manager = WallpaperManager.getInstance(getApplicationContext());

        try {
            manager.setBitmap(bitmap);
        } catch (IOException e) {
            Toast.makeText(this, e.getMessage(), Toast.LENGTH_SHORT).show();
        }

        Toast.makeText(this, "Wallpaper set!", Toast.LENGTH_SHORT).show();

        finish();
    }

}