malikkurosaki complete add picaso image

MainActivity_add_image_picaso.java

package com.malik.rajanepikep;
import android.Manifest;
import android.annotation.SuppressLint;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.os.AsyncTask;
import android.support.annotation.NonNull;
import android.support.v4.app.ActivityCompat;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.Toast;
import com.firebase.ui.auth.AuthUI;
import com.firebase.ui.database.FirebaseRecyclerAdapter;
import com.firebase.ui.database.FirebaseRecyclerOptions;
import com.google.android.gms.tasks.OnCompleteListener;
import com.google.android.gms.tasks.OnSuccessListener;
import com.google.android.gms.tasks.Task;
import com.google.firebase.auth.FirebaseAuth;
import com.google.firebase.auth.FirebaseUser;
import com.google.firebase.database.DatabaseReference;
import com.google.firebase.database.FirebaseDatabase;
import com.google.firebase.iid.FirebaseInstanceId;
import com.google.firebase.iid.InstanceIdResult;
import com.google.firebase.messaging.FirebaseMessaging;
import com.squareup.picasso.Callback;
import com.squareup.picasso.Picasso;

import org.json.JSONObject;

import java.io.OutputStreamWriter;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.Collections;
import java.util.List;


public class MainActivity extends AppCompatActivity {

    //kode untuk permintaan login
    private static final int RC_SIGN_IN = 123;
    private List<AuthUI.IdpConfig> providers;
    private DatabaseReference reference;
    private FirebaseRecyclerAdapter<Dapat,MyAdapter> adapter;
    private String tkn;

    //deklarai perintaan ijin secara bersamaan
    int PERMISSION_ALL = 101;
    String[] PERMISSIONS = {
            android.Manifest.permission.VIBRATE,
            android.Manifest.permission.WRITE_CONTACTS,
            android.Manifest.permission.WRITE_EXTERNAL_STORAGE,
            android.Manifest.permission.READ_SMS,

    };



    public MainActivity() {
    }
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        //get token
        FirebaseInstanceId.getInstance().getInstanceId().addOnSuccessListener( new OnSuccessListener<InstanceIdResult>() {
            @Override
            public void onSuccess(InstanceIdResult instanceIdResult) {
                tkn = instanceIdResult.getToken();
                // Do whatever you want with your token now
                // i.e. store it on SharedPreferences or DB
                // or directly send it to server

            }
        });

        FirebaseMessaging.getInstance().subscribeToTopic("macan");

        //deklarsi firebase ui
        FirebaseUser user = FirebaseAuth.getInstance().getCurrentUser();
        reference = FirebaseDatabase.getInstance().getReference();

        Boolean sudahMasuk = user != null;

        //kirim pesan notification
        Button kirimPesan = findViewById(R.id.kirimPesan);
        kirimPesan.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                KirimBerita berita = new KirimBerita(tkn);
                berita.execute();
            }
        });

        //tombol untuk meminta permission
        Button minta = findViewById(R.id.minta);
        minta.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                ActivityCompat.requestPermissions(MainActivity.this, PERMISSIONS, PERMISSION_ALL);
            }
        });

        //mengecek permisi ketika awal aplikasi dibuka
        if(!hasPermissions(getApplicationContext(), PERMISSIONS)){

            Toast.makeText(getApplicationContext(),"ijin belum Ada",Toast.LENGTH_LONG).show();
        }else {

            Toast.makeText(getApplicationContext(),"permisi sudah complete",Toast.LENGTH_LONG).show();
        }

        providers = Collections.singletonList(
                new AuthUI.IdpConfig.PhoneBuilder().build()
        );



        final Button masuk = findViewById(R.id.tombol1);
        Button keluar = findViewById(R.id.keluar);



        //chek apakah sudah login atau belum
        if (sudahMasuk){
            masuk.setVisibility(View.GONE);
            keluar.setVisibility(View.VISIBLE);
            String phoneNumber = user.getPhoneNumber();
            Toast.makeText(getApplicationContext(), phoneNumber,Toast.LENGTH_LONG).show();

        }else {
            masuk.setVisibility(View.VISIBLE);
            keluar.setVisibility(View.GONE);
            masuk.setOnClickListener(v -> login());
        }

        //tombol untuk keluar atau signout
        keluar.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                AuthUI.getInstance().signOut(getApplicationContext())
                .addOnCompleteListener(task -> {
                    finish();
                    startActivity(getIntent());
                });
            }
        });


        // memulai permintaan ke database mmenggunakan firebase ui
        FirebaseRecyclerOptions<Dapat> options = new FirebaseRecyclerOptions.Builder<Dapat>()
                .setQuery(reference,Dapat.class).build();
        adapter = new FirebaseRecyclerAdapter<Dapat, MyAdapter>(options) {
            @Override
            protected void onBindViewHolder(@NonNull MyAdapter holder, int position, @NonNull Dapat model) {
                holder.nama.setText(model.getNama());
                holder.alamat.setText(model.getAlamat());

                Picasso.get().load(model.getGambar()).into(holder.gambar, new Callback() {
                    @Override
                    public void onSuccess() {

                    }

                    @Override
                    public void onError(Exception e) {
                        Log.d("MUAT_GAMBAR"," error : "+e);
                    }
                });


            }

            @NonNull
            @Override
            public MyAdapter onCreateViewHolder(@NonNull ViewGroup viewGroup, int i) {
                View view = LayoutInflater.from(viewGroup.getContext()).inflate(R.layout.orang,viewGroup,false);

                return new MyAdapter(view);
            }
        };

        //menerapkan recycleerview dari adapter
        RecyclerView recyclerView = findViewById(R.id.wadah);
        LinearLayoutManager layoutManager = new LinearLayoutManager(getApplicationContext());
        recyclerView.setLayoutManager(layoutManager);
        adapter.startListening();
        recyclerView.setAdapter(adapter);

    }


    //ketika permintaanlogin diterima atau ditolak
    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);

        if (requestCode == RC_SIGN_IN){
            if (resultCode == RESULT_OK){
                Toast.makeText(getApplicationContext(),"anda masuk ya",Toast.LENGTH_LONG).show();
                finish();
                startActivity(getIntent());

            }else {
                Toast.makeText(getApplicationContext(),"gagal masuk",Toast.LENGTH_LONG).show();
                finish();
                startActivity(getIntent());
            }
        }
    }


    //login menggunakan firebase ui dengan sms
    public void login(){
        startActivityForResult(
                AuthUI.getInstance()
                    .createSignInIntentBuilder()
                    .setAvailableProviders(providers)
                    .setLogo(R.drawable.mobil)
                    .build(),RC_SIGN_IN
        );
    }

    @Override
    protected void onStart() {
        super.onStart();
        //memulain mendengarkan firebase ui
        adapter.startListening();
    }

    @Override
    protected void onStop() {
        super.onStop();
        //firebase ui database berhenti ketika stop
        adapter.stopListening();
    }

    //ketika permisi telah di berikan atau belum
    @Override
    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
        switch (requestCode) {
            case 101:
                if (grantResults[0] == PackageManager.PERMISSION_GRANTED) {
                    Toast.makeText(getApplicationContext(),"ijin diberikan",Toast.LENGTH_LONG).show();
                } else {
                    Toast.makeText(getApplicationContext(),"ada kendala , ijin harus diberikan",Toast.LENGTH_LONG).show();
                }
                break;
            default:
                super.onRequestPermissionsResult(requestCode, permissions, grantResults);
        }


    }


    //mempertanyakan runtime permisi
    public static boolean hasPermissions(Context context, String... permissions) {
        if (context != null && permissions != null) {
            for (String permission : permissions) {
                if (ActivityCompat.checkSelfPermission(context, permission) != PackageManager.PERMISSION_GRANTED) {
                    return false;
                }
            }
        }
        return true;
    }



}