package org.fedorahosted.freeotp.add;

import java.util.Locale;

import org.fedorahosted.freeotp.R;

import android.net.Uri;

import android.os.Bundle;

import android.text.TextWatcher;

import android.view.View;

import android.widget.AdapterView;

import android.widget.AdapterView.OnItemSelectedListener;

import android.widget.EditText;

import android.widget.RadioButton;

import android.widget.Spinner;

import android.widget.TextView;

public class AddActivity extends BaseActivity implements OnItemSelectedListener, View.OnClickListener {

private static final String DEFAULT_INTERVAL = "30";

private static final String DEFAULT_COUNTER = "0";

private final int SHA1_OFFSET = 1;

private final int TOTP_OFFSET = 0;

private EditText mIssuer;

private EditText mLabel;

private EditText mSecret;

private EditText mInterval;

private Spinner mAlgorithm;

private Spinner mType;

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.add);

mIssuer = (EditText) findViewById(R.id.issuer);

mLabel = (EditText) findViewById(R.id.label);

mSecret = (EditText) findViewById(R.id.secret);

mInterval = (EditText) findViewById(R.id.interval);

mAlgorithm = (Spinner) findViewById(R.id.algorithm);

mType = (Spinner) findViewById(R.id.type);

// Select the default algorithm

mAlgorithm.setSelection(SHA1_OFFSET);

// Setup the Interval / Counter toggle

mType.setOnItemSelectedListener(this);

// Setup the buttons

findViewById(R.id.cancel).setOnClickListener(this);

findViewById(R.id.add).setOnClickListener(this);

findViewById(R.id.add).setEnabled(false);

// Set constraints on when the Add button is enabled

TextWatcher tw = new AddTextWatcher(this);

mIssuer.addTextChangedListener(tw);

mLabel.addTextChangedListener(tw);

mSecret.addTextChangedListener(new AddSecretTextWatcher(this));

mInterval.addTextChangedListener(tw);

}

@Override

public void onClick(View view) {

if (view != findViewById(R.id.add)) {

finish();

return;

}

// Get the fields

String issuer = Uri.encode(mIssuer.getText().toString());

String label = Uri.encode(mLabel.getText().toString());

String secret = Uri.encode(mSecret.getText().toString());

String type = mType.getSelectedItemId() == TOTP_OFFSET ? "totp" : "hotp";

String algorithm = mAlgorithm.getSelectedItem().toString().toLowerCase(Locale.US);

int interval = Integer.parseInt(mInterval.getText().toString());

int digits = ((RadioButton) findViewById(R.id.digits6)).isChecked() ? 6 : 8;

// Create the URI

String uri = String.format(Locale.US, "otpauth://%s/%s:%s?secret=%s&algorithm=%s&digits=%d",

type, issuer, label, secret, algorithm, digits);

if (type.equals("totp"))

uri = uri.concat(String.format("&period=%d", interval));

else

uri = uri.concat(String.format("&counter=%d", interval));

// Add the token

onTokenURI(uri);

}

@Override

public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {

TextView tv = (TextView) findViewById(R.id.interval_label);

if (position == 0) {

tv.setText(R.string.interval);

mInterval.setText(DEFAULT_INTERVAL);

} else {

tv.setText(R.string.counter);

mInterval.setText(DEFAULT_COUNTER);

}

}

@Override

public void onNothingSelected(AdapterView<?> parent) {

}

}