com.vaquerosisd.projectmanager.NewTask.java Source code

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Here is the source code for com.vaquerosisd.projectmanager.NewTask.java

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/*
Project Manager - Android application for the administration of projects.
   Copyright (C) 2014 - ITESM
    
   This program is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.
    
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
    
   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
    
    
Authors:
    
   ITESM representatives
   Ing. Martha Sordia Salinas <msordia@itesm.mx>
Ing. Mario de la Fuente <mario.delafuente@itesm.mx>
    
   ITESM students
   David Alberto De Leon Villarreal ddeleon93@gmail.com
   Alan Salinas Gonzalez alan.sagz@gmail
   Jos Fernando Luna Alemn jfernando.luna91@gmail.com
*/

package com.vaquerosisd.projectmanager;

import java.io.File;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Collections;

import com.vaquerosisd.database.ProjectOperations;
import com.vaquerosisd.dialog.DatePickerFragment;
import com.vaquerosisd.utils.FileOperations;

import android.app.Activity;
import android.app.DatePickerDialog.OnDateSetListener;
import android.content.Intent;
import android.os.Bundle;
import android.support.v4.app.NavUtils;
import android.util.Log;
import android.view.MenuItem;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.DatePicker;
import android.widget.EditText;
import android.widget.SeekBar;
import android.widget.SeekBar.OnSeekBarChangeListener;
import android.widget.Spinner;
import android.widget.Toast;

public class NewTask extends Activity {

    ProjectOperations db; //Instance of the class that provides the database operations
    FileOperations fO; //Instance of the class that provides the file operations
    int projectId; //Project ID where the tasks belong
    String projectName; //Project name where the task belong

    //File names for the spinners
    String statusFileName = "Tasks_StatusItems";
    String priorityFileName = "Tasks_PriorityItems";

    //Tags
    static String STARTDATE_DIALOG_TAG = "startDate Dialog"; //Tag used to identify start date picker dialog
    static String DUEDATE_DIALOG_TAG = "dueDate Dialog"; //Tag used to identify due date picker dialog

    //UI handlers
    ArrayAdapter<CharSequence> statusSpinnerAdapter;
    ArrayAdapter<CharSequence> prioritySpinnerAdapter;

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

        //Set navigation up
        getActionBar().setDisplayHomeAsUpEnabled(true);

        //Initialize database
        db = new ProjectOperations(this);
        db.open();

        //Initialize file operations instance
        fO = new FileOperations(this);

        //Get intent from Projects.class
        Bundle data = getIntent().getExtras();
        projectId = data.getInt("ProjectID");
        projectName = data.getString("ProjectName");

        //Get UI handler references
        final EditText taskNameEditText = (EditText) findViewById(R.id.newTask_TaskName);
        final Spinner statusSpinner = (Spinner) findViewById(R.id.newTask_StatusSpinner);
        final Spinner prioritySpinner = (Spinner) findViewById(R.id.newTask_Priority);
        final EditText percentageDoneEditText = (EditText) findViewById(R.id.newTask_PercentageDone);
        final SeekBar percentageDoneSeekBar = (SeekBar) findViewById(R.id.newTask_PercentageDoneSeekBar);
        final EditText startDateEditText = (EditText) findViewById(R.id.newTask_StartDate);
        final EditText dueDateEditText = (EditText) findViewById(R.id.newTask_DueDate);
        final EditText descriptionEditText = (EditText) findViewById(R.id.newTask_Description);
        final Button addTaskButton = (Button) findViewById(R.id.newTask_AddTask);
        final int[] startDateStrings = { 0, 0, 0 };
        final int[] dueDateStrings = { 0, 0, 0 };

        //Set files they doesn't exist
        String statusItemsString = "New\nIn progress\nPrinting\nOn hold\nCancelled\nReviewing\nDelegated\nCompleted\n";
        fO.createStringFile(statusFileName, statusItemsString);
        String priorityItemsString = "High\nMedium\nLow\n";
        fO.createStringFile(priorityFileName, priorityItemsString);

        //Create and set content for the status and priority spinners
        setSpinner(statusFileName, statusSpinnerAdapter, statusSpinner, true);
        setSpinner(priorityFileName, prioritySpinnerAdapter, prioritySpinner, false);

        percentageDoneEditText.setText("0%");
        //      int statusPosition = statusSpinnerAdapter.getPosition("New");
        //      statusSpinner.setSelection(statusPosition, true);

        addTaskButton.setOnClickListener(new OnClickListener() {

            @Override
            public void onClick(View arg0) {

                //Get values for the add task
                String projectDir = db.getProjectContentPath(projectId);
                String taskName = taskNameEditText.getText().toString();
                String status = statusSpinner.getSelectedItem().toString();
                String priority = prioritySpinner.getSelectedItem().toString();
                String percentage = percentageDoneEditText.getText().toString();
                int percentageDone = Integer.parseInt(percentage.substring(0, percentage.length() - 1));
                String startDate = startDateEditText.getText().toString();
                String dueDate = dueDateEditText.getText().toString();
                String photoPath = "";
                String description = descriptionEditText.getText().toString();
                String contentPath = projectDir + "/" + taskName;
                Log.i("DEBUG", contentPath);
                File taskContentPath = new File(contentPath);
                taskContentPath.mkdir();

                boolean dueDateBeforeStartDate = true;

                Calendar startDateCalendar = Calendar.getInstance();
                startDateCalendar.set(startDateStrings[0], startDateStrings[1], startDateStrings[2]);
                Calendar dueDateCalendar = Calendar.getInstance();
                dueDateCalendar.set(dueDateStrings[0], dueDateStrings[1], dueDateStrings[2]);

                if (startDateCalendar.before(dueDateCalendar) || startDateCalendar.equals(dueDateCalendar))
                    dueDateBeforeStartDate = false;

                if (dueDateBeforeStartDate) {
                    Toast.makeText(getApplicationContext(), R.string.dueDateError, Toast.LENGTH_SHORT).show();
                    return;
                } else if (!taskName.equals("") && !startDate.equals("") && !dueDate.equals("")) {
                    db.addTask(projectId, taskName, status, priority, percentageDone, startDateStrings,
                            dueDateStrings, photoPath, description, contentPath);
                    Toast.makeText(getApplicationContext(), R.string.taskAdded, Toast.LENGTH_SHORT).show();
                } else {
                    Toast.makeText(getApplicationContext(), R.string.incomplete, Toast.LENGTH_SHORT).show();
                    return;
                }

                //Inform of successful adding
                Intent intent = new Intent();
                setResult(RESULT_OK, intent);
                finish();
            }
        });

        //SeekBar listener
        percentageDoneSeekBar.setOnSeekBarChangeListener(new OnSeekBarChangeListener() {
            @Override
            public void onStopTrackingTouch(SeekBar seekBar) {
            }

            @Override
            public void onStartTrackingTouch(SeekBar seekBar) {
            }

            @Override
            public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
                percentageDoneEditText.setText(String.valueOf(progress) + "%");
            }
        });

        //StartDate click listener
        startDateEditText.setOnClickListener(new OnClickListener() {
            @Override
            public void onClick(View arg0) {
                showDatePickerDialog(arg0, STARTDATE_DIALOG_TAG, startDateEditText, startDateStrings);
            }
        });

        //StartDate click listener
        dueDateEditText.setOnClickListener(new OnClickListener() {
            @Override
            public void onClick(View arg0) {
                showDatePickerDialog(arg0, DUEDATE_DIALOG_TAG, dueDateEditText, dueDateStrings);
            }
        });
    }

    //***********************************************************************************************
    // Activity Methods
    //***********************************************************************************************

    //Obtain status options from file and add custom option to the last place
    private void setSpinner(String spinnerFileName, ArrayAdapter<CharSequence> spinnerAdapter,
            Spinner spinnerObject, boolean sort) {
        String spinnerItems = fO.readFile(spinnerFileName);
        ArrayList<String> spinnerItemsArray = fO.convertToStringList(spinnerItems);
        if (sort)
            Collections.sort(spinnerItemsArray.subList(0, spinnerItemsArray.size()));

        //Set the adapter for the status spinner 
        spinnerAdapter = new ArrayAdapter<CharSequence>(this, android.R.layout.simple_spinner_item);
        spinnerAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
        spinnerAdapter.addAll(spinnerItemsArray);
        spinnerObject.setAdapter(spinnerAdapter);
    }

    //Return to ProjecList 
    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        switch (item.getItemId()) {

        // Respond to the action bar's Up/Home button
        case android.R.id.home:
            Intent navigationIntent = NavUtils.getParentActivityIntent(this);
            navigationIntent.putExtra("ProjectID", projectId);
            navigationIntent.putExtra("ProjectName", projectName);
            NavUtils.navigateUpTo(this, navigationIntent);
            return true;
        }
        return super.onOptionsItemSelected(item);
    }

    //***********************************************************************************************
    // Dialog Methods
    //***********************************************************************************************

    //CallDatePicker dialog
    public void showDatePickerDialog(View v, String tag, final EditText dateEditText, final int[] dateStrings) {
        DatePickerFragment datePicker = new DatePickerFragment();

        Calendar calender = Calendar.getInstance();
        Bundle args = new Bundle();
        args.putInt("year", calender.get(Calendar.YEAR));
        args.putInt("month", calender.get(Calendar.MONTH));
        args.putInt("day", calender.get(Calendar.DAY_OF_MONTH));
        datePicker.setArguments(args);

        OnDateSetListener ondate = new OnDateSetListener() {
            @Override
            public void onDateSet(DatePicker view, int year, int month, int day) {
                dateEditText.setText(day + "/" + (month + 1) + "/" + year);
                dateStrings[0] = year;
                dateStrings[1] = month + 1;
                dateStrings[2] = day;
            }
        };
        datePicker.setCallBack(ondate);
        datePicker.show(getFragmentManager(), tag);
    }
}