package com.achal089.pestcontrol;

import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;

import java.util.HashMap;

/**
 * Created by as on 5/7/2016.
 */
public class UserSession {

    SharedPreferences pref;

    // Editor reference for Shared preferences
    SharedPreferences.Editor editor;

    // Context
    Context _context;

    // Shared preferences mode
    int PRIVATE_MODE = 0;

    // Shared preferences file name
    public static final String PREFER_NAME = "Register";

    // All Shared Preferences Keys
    public static final String IS_USER_LOGIN = "IsUserLoggedIn";

    // User name (make variable public to access from outside)
    public static final String Email = "Email";

    // Email address (make variable public to access from outside)
    public static final String Password = "Password";


    // Constructor
    public UserSession(Context context){
        this._context = context;
        pref = _context.getSharedPreferences(PREFER_NAME, PRIVATE_MODE);
        editor = pref.edit();
    }

    //Create login session
    public void createUserLoginSession(String uName, String uPassword){
        // Storing login value as TRUE
        editor.putBoolean(IS_USER_LOGIN, true);

        // Storing name in preferences
        editor.putString(Email, uName);

        // Storing email in preferences
        editor.putString(Password,  uPassword);

        // commit changes
        editor.commit();
    }

    /**
     * Check login method will check user login status
     * If false it will redirect user to login page
     * Else do anything
     * */
    public boolean checkLogin(){
        // Check login status
        if(!this.isUserLoggedIn()){

            // user is not logged in redirect him to Login Activity
            Intent i = new Intent(_context, Login.class);

            // Closing all the Activities from stack
            i.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);

            // Add new Flag to start new Activity
            i.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);

            // Staring Login Activity
            _context.startActivity(i);

            return true;
        }
        return false;
    }



    /**
     * Get stored session data
     * */
    public HashMap<String, String> getUserDetails(){

        //Use hashmap to store user credentials
        HashMap<String, String> user = new HashMap<String, String>();

        // user name
        user.put(Email, pref.getString(Email, null));

        // user email id
        user.put(Password, pref.getString(Password, null));

        // return user
        return user;
    }

    /**
     * Clear session details
     * */
    public void logoutUser(){

        // Clearing all user data from Shared Preferences
        editor.clear();
        editor.commit();

        // After logout redirect user to MainActivity
        Intent i = new Intent(_context, MainActivity.class);

        // Closing all the Activities
        i.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);

        // Add new Flag to start new Activity
        i.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);

        // Staring Login Activity
        _context.startActivity(i);
    }


    // Check for login
    public boolean isUserLoggedIn(){
        return pref.getBoolean(IS_USER_LOGIN, false);
    }
}

package com.achal089.pestcontrol;

import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;

import java.util.HashMap;

/**
 * Created by as on 5/7/2016.
 */
public class UserSession {

    SharedPreferences pref;

    // Editor reference for Shared preferences
    SharedPreferences.Editor editor;

    // Context
    Context _context;

    // Shared preferences mode
    int PRIVATE_MODE = 0;

    // Shared preferences file name
    public static final String PREFER_NAME = "Register";

    // All Shared Preferences Keys
    public static final String IS_USER_LOGIN = "IsUserLoggedIn";

    // User name (make variable public to access from outside)
    public static final String Email = "Email";

    // Email address (make variable public to access from outside)
    public static final String Password = "Password";


    // Constructor
    public UserSession(Context context){
        this._context = context;
        pref = _context.getSharedPreferences(PREFER_NAME, PRIVATE_MODE);
        editor = pref.edit();
    }

    //Create login session
    public void createUserLoginSession(String uName, String uPassword){
        // Storing login value as TRUE
        editor.putBoolean(IS_USER_LOGIN, true);

        // Storing name in preferences
        editor.putString(Email, uName);

        // Storing email in preferences
        editor.putString(Password,  uPassword);

        // commit changes
        editor.commit();
    }

    /**
     * Check login method will check user login status
     * If false it will redirect user to login page
     * Else do anything
     * */
    public boolean checkLogin(){
        // Check login status
        if(!this.isUserLoggedIn()){

            // user is not logged in redirect him to Login Activity
            Intent i = new Intent(_context, Login.class);

            // Closing all the Activities from stack
            i.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);

            // Add new Flag to start new Activity
            i.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);

            // Staring Login Activity
            _context.startActivity(i);

            return true;
        }
        return false;
    }



    /**
     * Get stored session data
     * */
    public HashMap<String, String> getUserDetails(){

        //Use hashmap to store user credentials
        HashMap<String, String> user = new HashMap<String, String>();

        // user name
        user.put(Email, pref.getString(Email, null));

        // user email id
        user.put(Password, pref.getString(Password, null));

        // return user
        return user;
    }

    /**
     * Clear session details
     * */
    public void logoutUser(){

        // Clearing all user data from Shared Preferences
        editor.clear();
        editor.commit();

        // After logout redirect user to MainActivity
        Intent i = new Intent(_context, MainActivity.class);

        // Closing all the Activities
        i.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);

        // Add new Flag to start new Activity
        i.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);

        // Staring Login Activity
        _context.startActivity(i);
    }


    // Check for login
    public boolean isUserLoggedIn(){
        return pref.getBoolean(IS_USER_LOGIN, false);
    }
}

import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.view.View;
import android.widget.TextView;

public class Register extends Activity {

    UserSession session;
    SharedPreferences sharedpreferences;
    TextView name;
    TextView address;
    TextView email;
    TextView phone;
    TextView occupation;
    TextView password;
    public static final String mypreference = "mypref";
    public static final String Name = "nameKey";
    public static final String Email = "emailKey";
    public static final String Phone = "Phone";
    public static final String Address = "Address";
    public static final String Occupation = "Occupation";
    public static final String Password = "Password";

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_register);

        name = (TextView) findViewById(R.id.editText6);
        address = (TextView) findViewById(R.id.editText7);
        email = (TextView) findViewById(R.id.editText9);
        phone = (TextView) findViewById(R.id.editText8);
        password = (TextView)findViewById(R.id.editText11);
        occupation = (TextView)findViewById(R.id.editText10);
        sharedpreferences = getSharedPreferences(mypreference,
                Context.MODE_PRIVATE);
        if (sharedpreferences.contains(Name)) {
            name.setText(sharedpreferences.getString(Name, ""));
        }
        if (sharedpreferences.contains(Email)) {
            email.setText(sharedpreferences.getString(Email, ""));

        }

        if (sharedpreferences.contains(Occupation)) {
            occupation.setText(sharedpreferences.getString(Occupation, ""));
        }

        if (sharedpreferences.contains(Password)) {
            password.setText(sharedpreferences.getString(Password, ""));
        }


        if (sharedpreferences.contains(Address)) {
            address.setText(sharedpreferences.getString(Address, ""));

        }

        if (sharedpreferences.contains(Phone)) {
            phone.setText(sharedpreferences.getString(Phone, ""));

        }



    }


    public void Save(View view) {
        String n = name.getText().toString();
        String e = email.getText().toString();
        String w = phone.getText().toString();
        String m = address.getText().toString();
        String p = password.getText().toString();
        String v = occupation.getText().toString();
        SharedPreferences.Editor editor = sharedpreferences.edit();
        editor.putString(Name, n);
        editor.putString(Email, e);
        editor.putString(Phone, w);
        editor.putString(Address,m);
        editor.putString(Occupation,v);
        editor.putString(Password,p);
        editor.commit();


        Intent a = new Intent(Register.this, Login.class);
        startActivity(a);
    }

    public void Login (View view)
    {
        Intent a = new Intent(Register.this, Login.class);
        startActivity(a);
    }
}