LoginApiManager.java

package com.brink.main.api;

import java.util.Hashtable;
import java.util.Map;

import com.brink.main.contracts.ILogin;
import com.brink.main.contracts.LoginType;
import com.brink.main.models.User;

import android.content.SharedPreferences;

public class LoginApiManager {
	
	private SharedPreferences _manager;
	private static String PREFS_FILENAME = "User_DataStore";
	
	public LoginApiManager() {
		_manager = ApiManager.MainActivity.getSharedPreferences(PREFS_FILENAME, 0);
	}
	
	public void ClearStoredUser() {
		SharedPreferences.Editor editor = _manager.edit();
		editor.clear();
		editor.apply();
	}
	
	public User GetStoredUser() {
		User user = new User();
		user.Id = _manager.getString("user_id", null);
		user.Login = GetLoginByType(_manager);
		user.Login.Initialize(user);
		return user.Id == null ? null : user;
	}
	
	public void SetStoredUser(User user) {		
		ILogin login = user.Login;
		SharedPreferences.Editor editor = _manager.edit();
		editor.clear();
		editor.putString("user_id", user.Id);
		editor.putString("user_loginType", login.GetLoginType().toString()); // FacebookLogin/NativeLogin
		
		login.SetStoredPreferences(editor); // Let each implementation save their data
		
		editor.apply();
	}
	
	public static ILogin CreateNativeLogin(String userId, String passwordHash) {
		User user = new User();
		user.email = userId;
		
		NativeLogin login = new NativeLogin();
		login.PasswordHash = passwordHash;
		login.Initialize(user);
		
		return login;
	}
	
	public static ILogin GetLoginByType(SharedPreferences preferences) {
		LoginType loginType = LoginType.valueOf(preferences.getString("user_loginType", "Native"));
		
		switch (loginType) {
			case Native:
				NativeLogin login = new NativeLogin();
				return login.FromPreferences(preferences);
		}
		
		return null;
	}
}