Android Open Source - TuentiTV Login Presenter

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License

The source code is released under:

Apache License

Java Source Code

/*
 * Copyright (C) 2014 Pedro Vicente Gmez Snchez.
 *//from w w  w.j  av a 2 s .  co  m
 * 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.github.pedrovgs.tuentitv.presenter;

import com.github.pedrovgs.tuentitv.model.Account;
import com.github.pedrovgs.tuentitv.model.Accounts;
import com.github.pedrovgs.tuentitv.ui.navigator.Navigator;
import java.util.List;
import javax.inject.Inject;

/**
 * Class created to work as login view presenter. This presenter has all the responsibility related
 * to the login view presentation logic. This presenter has responsibilities related to obtains a
 * list of accounts previously logged and shows it. For this sample we are going to mock all this
 * information with fake accounts. If the user clicks on one account is going to show the password
 * dialog. If the user enters his password this presenter is going to start next view.
 *
 * Account is the main collaborator of this presenter and is used to get recent logged accounts and
 * log in the selected user.
 *
 * @author Pedro Vicente Gmez Snchez.
 */
public class LoginPresenter {

  private final Accounts accounts;
  private final Navigator navigator;

  private View view;
  private List<Account> accountList;
  private Account selectedAccount;

  @Inject public LoginPresenter(Accounts accounts, Navigator navigator) {
    this.accounts = accounts;
    this.navigator = navigator;
  }

  public void setView(View view) {
    this.view = view;
  }

  public void initialize() {
    if (isUserLoggedIn()) {
      navigator.openMainView();
      view.close();
    }
  }

  public void loadAccounts() {
    accountList = accounts.getRecentLoggedAccounts();
    showAccounts(accountList);
  }

  public Account getAccountAtIndex(int position) {
    return accountList.get(position);
  }

  public void onAccountClicked(Account selectedAccount) {
    this.selectedAccount = selectedAccount;
    view.showPasswordBox();
  }

  public void loginWithSelectedUser() {
    accounts.login(selectedAccount);
    navigator.openLoadingView();
    view.close();
  }

  public boolean isUserLoggedIn() {
    return accounts.isUserLogged();
  }

  private void showAccounts(List<Account> accounts) {
    view.showAccounts(accounts);
  }

  public interface View {

    void showAccounts(List<Account> accounts);

    void showPasswordBox();

    void close();
  }
}

Java Source Code List

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