NewUser.java

/**
 * This activity allows the user to enter in their name, username, password, section and year.
 * It checks to make sure that none of these fields are blank and that passwords are valid.
 * admins can edit users points in a different activity.
 * Programming Assignment #8
 * @version v1.0
 */
package com.example.vhl2.bandapp3;

import android.app.Activity;
import android.content.Intent;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.EditText;
import android.widget.Spinner;
import android.widget.Switch;
import android.widget.Toast;

import com.google.firebase.database.DataSnapshot;
import com.google.firebase.database.DatabaseReference;
import com.google.firebase.database.FirebaseDatabase;
import com.google.firebase.database.Query;


public class NewUser extends AppCompatActivity {

    final String TAG = "NewUser: ";

    private final String NEW_USER_CODE = "newMember";
    private BandMember user;
    private Spinner classes;
    private Spinner section;

    /**
     * This function initializes an arrayadapter as well as the 2 spinners. It also sets the text
     * Views views if the user has to renter a user name or rotated the phone.
     * @param savedInstanceState a band member object
     */
    @Override
    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_new_user);
        section = (Spinner) findViewById(R.id.section);
        ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(this, R.array.sections,
                android.R.layout.simple_spinner_item);

        adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
        section.setAdapter(adapter);

        classes = (Spinner) findViewById(R.id.classes);
        ArrayAdapter<CharSequence> adapter2 = ArrayAdapter.createFromResource(this, R.array.classes,
                android.R.layout.simple_spinner_item);

        adapter2.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
        classes.setAdapter(adapter2);
        Intent intent = getIntent();

        if (savedInstanceState != null) {
            user = (BandMember) savedInstanceState.getSerializable("newMember");
            setInformation();
        } else if (intent.getExtras().getBoolean("redo")) {
            user = (BandMember) intent.getSerializableExtra("newMember");
            setInformation();
        } else {
            user = new BandMember();
        }

    }

    /**
     * This function is called by on create to set the contents of the text views and spinners
     */
    private void setInformation(){
        EditText userNameText = (EditText) findViewById(R.id.userName);
        EditText nameText = (EditText) findViewById(R.id.name);
        EditText passwordText = (EditText) findViewById(R.id.password);
        Spinner year = (Spinner) findViewById(R.id.classes);
        Spinner instrument = (Spinner) findViewById(R.id.section);
        EditText passwordText2 = (EditText) findViewById(R.id.passwordCheck);

        nameText.setText(user.getName());
        userNameText.setText(user.getUserName());
        passwordText.setText(user.getPassword());
        passwordText2.setText(user.getPassword());
        String userSection = user.getInstrument();
        String userYear = user.getYear();
        switch(userSection){
            case "saxophone" :
                instrument.setSelection(0);
                break;
            case "trumpet" :
                instrument.setSelection(1);
                break;
            case "percussion" :
                instrument.setSelection(2);
                break;
            case "flute" :
                instrument.setSelection(3);
                break;
            case "clarinet" :
                instrument.setSelection(4);
                break;
            case "trombone" :
                instrument.setSelection(5);
                break;
            case "bass" :
                instrument.setSelection(6);
                break;
            case "sousaphone" :
                instrument.setSelection(7);
                break;
            default:
                Log.e(TAG, "addMember: invalid entry");
                break;
        }

        switch(userYear){
            case "freshman":
                year.setSelection(0);
                break;
            case "sophomore":
                year.setSelection(1);
                break;
            case "junior":
                year.setSelection(2);
                break;
            case "senior":
                year.setSelection(3);
                break;
            case "director":
                year.setSelection(4);
                break;
            default:
                year.setSelection(0);
                break;
        }
    }

    /**
     * saves the instance state in case app is closed for any reason prematurely.
     * @param outState instanceState for when app restarts
     */
    @Override
    protected void onSaveInstanceState(Bundle outState) {
        super.onSaveInstanceState(outState);
        outState.putSerializable(NEW_USER_CODE, user);
    }

    /**
     * creates the options menu
     * @param menu a menu reasource file;
     * @return
     */
    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        MenuInflater menuInflater = getMenuInflater();
        menuInflater.inflate(R.menu.new_user_menu, menu);
        return super.onCreateOptionsMenu(menu);
    }


    /**
     * sets behavior for the options menu which allows it to submit the contents of the text Views
     * and spinners into a bandmember object back to main activity.
     * @param item the button that was clicked
     * @return whether the action was successful.
     */
    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        int menuId = item.getItemId();
        EditText userNameText = (EditText) findViewById(R.id.userName);
        EditText nameText = (EditText) findViewById(R.id.name);
        EditText passwordText = (EditText) findViewById(R.id.password);
        EditText passwordText2 = (EditText) findViewById(R.id.passwordCheck);
        Spinner year = (Spinner) findViewById(R.id.classes);
        String name = nameText.getText().toString();
        String userName = userNameText.getText().toString();
        String password = passwordText.getText().toString();

        switch (menuId) {
            case R.id.doneButton:
                if((!userName.equals("") && (!password.equals("")))) {
                    if(password.equals(passwordText2.getText().toString())) {

                        Intent intent = new Intent();
                        user.setName(name);
                        user.setPassword(password);
                        user.setUserName(userName);
                        user.setYear(classes.getSelectedItem().toString());
                        user.setInstrument(section.getSelectedItem().toString());

                        Log.d(TAG, "onOptionsItemSelected: " + user.toString());
                        intent.putExtra(NEW_USER_CODE, user);
                        setResult(Activity.RESULT_OK, intent);
                        NewUser.this.finish();
                        return true;
                    }else{
                        Toast.makeText(this, "the passwords you entered do not match", Toast.LENGTH_SHORT).show();
                    }
                } else {
                    Toast.makeText(this, "your user name and password cannot be blank", Toast.LENGTH_SHORT).show();
                }
                return true;
            case android.R.id.home:
                Intent dud = new Intent();
                dud.putExtra(NEW_USER_CODE, user);  //test
                setResult(0, dud);
                NewUser.this.finish();
                return true;
            default:
                break;
        }
        return super.onOptionsItemSelected(item);
    }











}