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/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.example.android.autofill.app.commoncases;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.view.autofill.AutofillManager;
import android.widget.EditText;
import android.widget.Toast;
import com.example.android.autofill.app.R;
import com.example.android.autofill.app.WelcomeActivity;
public class StandardSignInActivity extends AppCompatActivity {
private EditText mUsernameEditText;
private EditText mPasswordEditText;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(getContentView());
mUsernameEditText = findViewById(R.id.usernameField);
mPasswordEditText = findViewById(R.id.passwordField);
findViewById(R.id.login).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
login();
}
});
findViewById(R.id.clear).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
AutofillManager afm = getSystemService(AutofillManager.class);
if (afm != null) {
afm.cancel();
}
resetFields();
}
});
}
protected int getContentView() {
return R.layout.login_activity;
}
private void resetFields() {
mUsernameEditText.setText("");
mPasswordEditText.setText("");
}
/**
* Emulates a login action.
*/
private void login() {
String username = mUsernameEditText.getText().toString();
String password = mPasswordEditText.getText().toString();
boolean valid = isValidCredentials(username, password);
if (valid) {
Intent intent = WelcomeActivity.getStartActivityIntent(StandardSignInActivity.this);
startActivity(intent);
finish();
} else {
Toast.makeText(this, "Authentication failed.", Toast.LENGTH_SHORT).show();
}
}
/**
* Dummy implementation for demo purposes. A real service should use secure mechanisms to
* authenticate users.
*/
public boolean isValidCredentials(String username, String password) {
return username != null && password != null && username.equalsIgnoreCase(password);
}
}
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