AddRepositoryActivity.java

package org.sorz.lab.smallcloudemoji.activites;

import android.app.Activity;
import android.net.Uri;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.ProgressBar;
import android.widget.TextView;

import org.sorz.lab.smallcloudemoji.R;
import org.sorz.lab.smallcloudemoji.db.DaoSession;
import org.sorz.lab.smallcloudemoji.db.DatabaseHelper;
import org.sorz.lab.smallcloudemoji.db.Repository;
import org.sorz.lab.smallcloudemoji.db.RepositoryDao;
import org.sorz.lab.smallcloudemoji.tasks.DownloadAsyncTask;


public class AddRepositoryActivity extends Activity {
    public final static int RESULT_SUCCESS_ADDED = 2;
    private TextView urlTextView;
    private TextView aliasTextView;
    private Button okButton;
    private ProgressBar progressBar;
    private RepositoryDao repositoryDao;
    private DownloadAsyncTask asyncTask;


    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_add_repository);
        urlTextView = (TextView) findViewById(R.id.repository_url);
        aliasTextView = (TextView) findViewById(R.id.repository_alias);
        okButton = (Button) findViewById(R.id.ok);
        progressBar = (ProgressBar) findViewById(R.id.repository_progressbar);
        DaoSession daoSession = DatabaseHelper.getInstance(this, true).getDaoSession();
        repositoryDao = daoSession.getRepositoryDao();

        Uri uri = getIntent().getData();
        if (uri != null) {
            if (uri.getScheme().equalsIgnoreCase("cloudemoticon"))
                urlTextView.setText("http" + uri.toString().substring(13));
            else
                urlTextView.setText("https" + uri.toString().substring(14));
            aliasTextView.requestFocus();
        }

        Bundle extras = getIntent().getExtras();
        if (extras != null)
            aliasTextView.setText(extras.getString("source_name", ""));
    }

    public void cancel(View v) {
        if (asyncTask == null || asyncTask.isCancelled()) {
            finish();
        } else {
            asyncTask.cancel(false);
        }

    }

    public void confirm(View v) {
        final String url = urlTextView.getText().toString().trim();
        final String alias = aliasTextView.getText().toString().trim();

        // Verify input.
        if (url.isEmpty() || alias.isEmpty()) {
            if (url.isEmpty())
                urlTextView.setError(getString(R.string.input_cannot_be_empty));
            if (alias.isEmpty())
                aliasTextView.setError(getString(R.string.input_cannot_be_empty));
            return;
        }

        // Check duplication.
        boolean exist = repositoryDao.queryBuilder()
                .where(RepositoryDao.Properties.Url.eq(url))
                .count() != 0;
        if (exist) {
            urlTextView.setError(getString(R.string.input_repository_exist));
            return;
        }

        // Get smallest order for adding on top.
        Repository topRepository = repositoryDao.queryBuilder()
                .orderAsc(RepositoryDao.Properties.Order)
                .limit(1).unique();
        int order = 100;
        if (topRepository != null)
            order = topRepository.getOrder() - 10;
        final Repository repository = new Repository(null, url, alias, false, order, null);

        urlTextView.setEnabled(false);
        aliasTextView.setEnabled(false);
        okButton.setEnabled(false);

        asyncTask = new DownloadAsyncTask(this) {
            @Override
            protected void onPreExecute() {
                super.onPreExecute();
                progressBar.setProgress(0);
                progressBar.setVisibility(View.VISIBLE);
            }

            @Override
            protected void onProgressUpdate(Integer... values) {
                super.onProgressUpdate(values);
                progressBar.setProgress(values[0]);
                progressBar.setVisibility(View.VISIBLE);
            }

            @Override
            protected void onPostExecute(Integer result) {
                super.onPostExecute(result);
                if (result == DownloadAsyncTask.RESULT_SUCCESS) {
                    setResult(RESULT_SUCCESS_ADDED);
                    finish();
                } else {
                    progressBar.setVisibility(View.GONE);
                    allowEdit();
                }
            }

            @Override
            protected void onCancelled(Integer result) {
                super.onCancelled(result);
                if (result != DownloadAsyncTask.RESULT_CANCELLED)
                    return;
                repository.delete();
                progressBar.setVisibility(View.GONE);
                allowEdit();
            }
        };
        asyncTask.execute(repository);
    }

    private void allowEdit() {
        urlTextView.setEnabled(true);
        aliasTextView.setEnabled(true);
        okButton.setEnabled(true);
    }

    @Override
    public void onDestroy() {
        super.onDestroy();
        DatabaseHelper.getInstance(this).close();
    }


}