micropub-android/app/src/main/java/eu/stuifzand/micropub/MainActivity.java

package eu.stuifzand.micropub;

import android.accounts.Account;
import android.accounts.AccountManager;
import android.app.Activity;
import android.arch.lifecycle.ViewModelProviders;
import android.content.Intent;
import android.databinding.DataBindingUtil;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.Toolbar;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.WindowManager;

import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;

import eu.stuifzand.micropub.databinding.ActivityMainBinding;
import eu.stuifzand.micropub.client.Client;
import eu.stuifzand.micropub.client.Post;
import okhttp3.HttpUrl;

import static eu.stuifzand.micropub.utils.IOUtils.getBytes;

public class MainActivity extends AppCompatActivity {

    private static final int SELECT_FILE = 12;
    private AccountManager accountManager;

    private Account selectedAccount;
    private String authToken;
    private Client client;
    private PostViewModel postModel;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        accountManager = AccountManager.get(this);

        AccountManager am = AccountManager.get(this);
        Bundle options = new Bundle();

        postModel = ViewModelProviders.of(MainActivity.this).get(PostViewModel.class);
        client = ViewModelProviders.of(MainActivity.this).get(Client.class);

        TokenReady callback = (accountType, accountName, token) -> {
            Account[] accounts = accountManager.getAccountsByType(accountType);
            if (accounts.length == 0)
                return;
            selectedAccount = accounts[0];
            authToken = token;

            String micropubBackend = accountManager.getUserData(selectedAccount, "micropub");
            if (micropubBackend == null) return;

            client.setToken(accountType, accountName, token);
            client.loadConfig(HttpUrl.parse(micropubBackend));

            client.getResponse().observe(MainActivity.this, response -> {
                Log.i("micropub", "response received " + response.isSuccess());
                if (response.isSuccess()) {
                    postModel.clear();
                }
            });

            client.getMediaResponse().observe(MainActivity.this, response -> {
                Log.i("micropub", "media response received " + response.isSuccess());
                if (response.isSuccess()) {
                    postModel.setPhoto(response.getUrl());
                }
            });
        };
        accountManager.getAuthTokenByFeatures("Indieauth", "token", null, this, options, null, new OnTokenAcquired(this, callback), null);

//        setContentView(R.layout.activity_main);
        ActivityMainBinding binding = DataBindingUtil.setContentView(this, R.layout.activity_main);

        binding.setViewModel(postModel);
        binding.setClient(client);
        getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_ADJUST_PAN);
        Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);

        Intent intent = getIntent();
        if (intent != null) {
            String urlOrNote = intent.getStringExtra(Intent.EXTRA_TEXT);
            if (urlOrNote != null) {
                HttpUrl url = HttpUrl.parse(urlOrNote);
                if (url != null) {
                    postModel.inReplyTo.set(urlOrNote);
                } else {
                    postModel.content.set(urlOrNote);
                }
            }
        }

//        FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
//        fab.setOnClickListener(new View.OnClickListener() {
//            @Override
//            public void onClick(View view) {
//                Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
//                        .setAction("Action", null).show();
//            }
//        });
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.menu_main, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();

        //noinspection SimplifiableIfStatement
        if (id == R.id.action_settings) {
            return true;
        }
        if (id == R.id.action_send) {
        }

        return super.onOptionsItemSelected(item);
    }

    public void sendPost(View view) {
        AccountManager am = AccountManager.get(this);
        Bundle options = new Bundle();

        TokenReady callback = (accountType, accountName, token) -> {
            String micropubBackend = accountManager.getUserData(selectedAccount, "micropub");
            if (micropubBackend == null) {
                Log.i("micropub", "micropub backend == null");
                return;
            }
            Log.i("micropub", "Sending message to " + micropubBackend);
            Post post = postModel.getPost();
            client.createPost(post, token, HttpUrl.parse(micropubBackend));
        };

        accountManager.getAuthTokenByFeatures("Indieauth", "token", null, this, options, null, new OnTokenAcquired(this, callback), null);
    }

    public void galleryIntent(View view) {
        Intent intent = new Intent();
        intent.setType("image/*");
        intent.setAction(Intent.ACTION_GET_CONTENT);
        intent.addCategory(Intent.CATEGORY_OPENABLE);
        startActivityForResult(Intent.createChooser(intent, "Select File"), SELECT_FILE);
    }

    @Override
    public void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);
        if (resultCode == Activity.RESULT_OK) {
            if (requestCode == SELECT_FILE) {
                onSelectFromGalleryResult(data);
            }
        }
    }

    private void onSelectFromGalleryResult(Intent data) {
        Log.i("micropub", "response received " + data.toString());
        try (InputStream input = getApplicationContext().getContentResolver().openInputStream(data.getData())) {
            byte[] output = getBytes(input);
            String mimeType = data.getType();
            if (mimeType == null) {
                mimeType = data.resolveType(getApplicationContext().getContentResolver());
            }

            client.postMedia(output, mimeType);
        } catch (FileNotFoundException e) {
            Log.e("micropub", "Error while copying image", e);
        } catch (IOException e) {
            Log.e("micropub", "Error while copying image", e);
        }
    }

}