/*
 * Copyright (C) 2016 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.pets;

import android.content.ContentValues;
import android.database.sqlite.SQLiteDatabase;
import android.os.Bundle;
import android.support.v4.app.NavUtils;
import android.support.v7.app.AppCompatActivity;
import android.text.TextUtils;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.EditText;
import android.widget.Spinner;
import android.widget.Toast;

import com.example.android.pets.data.PetContract.PetEntry;
import com.example.android.pets.data.PetDbHelper;

/**
 * Allows user to create a new pet or edit an existing one.
 */
public class EditorActivity extends AppCompatActivity {

    /** EditText field to enter the pet's name */
    private EditText mNameEditText;

    /** EditText field to enter the pet's breed */
    private EditText mBreedEditText;

    /** EditText field to enter the pet's weight */
    private EditText mWeightEditText;

    /** EditText field to enter the pet's gender */
    private Spinner mGenderSpinner;

    /**
     * Gender of the pet. The possible valid values are in the PetContract.java file:
     * {@link PetEntry#GENDER_UNKNOWN}, {@link PetEntry#GENDER_MALE}, or
     * {@link PetEntry#GENDER_FEMALE}.
     */
    private int mGender = PetEntry.GENDER_UNKNOWN;

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

        // Find all relevant views that we will need to read user input from
        mNameEditText = (EditText) findViewById(R.id.edit_pet_name);
        mBreedEditText = (EditText) findViewById(R.id.edit_pet_breed);
        mWeightEditText = (EditText) findViewById(R.id.edit_pet_weight);
        mGenderSpinner = (Spinner) findViewById(R.id.spinner_gender);

        setupSpinner();
    }

    /**
     * Setup the dropdown spinner that allows the user to select the gender of the pet.
     */
    private void setupSpinner() {
        // Create adapter for spinner. The list options are from the String array it will use
        // the spinner will use the default layout
        ArrayAdapter genderSpinnerAdapter = ArrayAdapter.createFromResource(this,
                R.array.array_gender_options, android.R.layout.simple_spinner_item);

        // Specify dropdown layout style - simple list view with 1 item per line
        genderSpinnerAdapter.setDropDownViewResource(android.R.layout.simple_dropdown_item_1line);

        // Apply the adapter to the spinner
        mGenderSpinner.setAdapter(genderSpinnerAdapter);

        // Set the integer mSelected to the constant values
        mGenderSpinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
            @Override
            public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
                String selection = (String) parent.getItemAtPosition(position);
                if (!TextUtils.isEmpty(selection)) {
                    if (selection.equals(getString(R.string.gender_male))) {
                        mGender = PetEntry.GENDER_MALE;
                    } else if (selection.equals(getString(R.string.gender_female))) {
                        mGender = PetEntry.GENDER_FEMALE;
                    } else {
                        mGender = PetEntry.GENDER_UNKNOWN;
                    }
                }
            }

            // Because AdapterView is an abstract class, onNothingSelected must be defined
            @Override
            public void onNothingSelected(AdapterView<?> parent) {
                mGender = PetEntry.GENDER_UNKNOWN;
            }
        });
    }

    /**
     * Get user input from editor and save new pet into database.
     */
    private void insertPet() {
        // Read from input fields
        // Use trim to eliminate leading or trailing white space
        String nameString = mNameEditText.getText().toString().trim();
        String breedString = mBreedEditText.getText().toString().trim();
        String weightString = mWeightEditText.getText().toString().trim();
        int weight = Integer.parseInt(weightString);

        // Create database helper
        PetDbHelper mDbHelper = new PetDbHelper(this);

        // Gets the database in write mode
        SQLiteDatabase db = mDbHelper.getWritableDatabase();

        // Create a ContentValues object where column names are the keys,
        // and pet attributes from the editor are the values.
        ContentValues values = new ContentValues();
        values.put(PetEntry.COLUMN_PET_NAME, nameString);
        values.put(PetEntry.COLUMN_PET_BREED, breedString);
        values.put(PetEntry.COLUMN_PET_GENDER, mGender);
        values.put(PetEntry.COLUMN_PET_WEIGHT, weight);

        // Insert a new row for pet in the database, returning the ID of that new row.
        long newRowId = db.insert(PetEntry.TABLE_NAME, null, values);

        // Show a toast message depending on whether or not the insertion was successful
        if (newRowId == -1) {
            // If the row ID is -1, then there was an error with insertion.
            Toast.makeText(this, "Error with saving pet", Toast.LENGTH_SHORT).show();
        } else {
            // Otherwise, the insertion was successful and we can display a toast with the row ID.
            Toast.makeText(this, "Pet saved with row id: " + newRowId, Toast.LENGTH_SHORT).show();
        }
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu options from the res/menu/menu_editor.xml file.
        // This adds menu items to the app bar.
        getMenuInflater().inflate(R.menu.menu_editor, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // User clicked on a menu option in the app bar overflow menu
        switch (item.getItemId()) {
            // Respond to a click on the "Save" menu option
            case R.id.action_save:
                // Save pet to database
                insertPet();
                // Exit activity
                finish();
                return true;
            // Respond to a click on the "Delete" menu option
            case R.id.action_delete:
                // Do nothing for now
                return true;
            // Respond to a click on the "Up" arrow button in the app bar
            case android.R.id.home:
                // Navigate back to parent activity (CatalogActivity)
                NavUtils.navigateUpFromSameTask(this);
                return true;
        }
        return super.onOptionsItemSelected(item);
    }
}
@@ -4819,39 +4819,339 @@
 t = 
-Integer.parseInt(weightString);
+0;%0A        if (!TextUtils.isEmpty(weightString)) %7B%0A        weight = Integer.parseInt(weightString);%0A        %7D%0A        %0A        %0A        if (mCurrentPetUri == null &&%0A         TextUtils.isEmpty(nameString) && TextUtils.isEmpty(breedString) &&%0A         TextUtils.isEmpty(weightString) && mGender == PetEntry.GENDER_UNKNOWN) %7Breturn;%7D
 %0A%0A  
@@ -7640,8 +7640,9 @@
 %0A    %7D%0A%7D
+%0A

Update EditorActivity.java