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MainActivity.cs
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MainActivity.cs
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using Android.App;
using Android.Widget;
using Android.OS;
using Android.Content;
using System;
using SQLite;
using WydatkiAnd.Models;
using System.Threading.Tasks;
using WydatkiAnd.Services;
using System.IO;
using WydatkiAnd.Database;
using SQLiteNetExtensions.Extensions;
using Android.Views;
using Android.Views.InputMethods;
using System.Linq;
namespace WydatkiAnd
{
[Activity(Label = "WydatkiAnd", MainLauncher = true, Icon = "@drawable/icon")]
public class MainActivity : Activity
{
private float monthLimit;
private float estBills;
private Button AddBtn;
private Button ReportsBtn;
private EditText editMonthLimit;
private EditText editEstBills;
private TextView textBalance;
private TextView textPlusMinus;
protected override void OnCreate(Bundle bundle)
{
base.OnCreate(bundle);
Intent loadDbIntent = new Intent(this, typeof(LoadDbService));
StartService(loadDbIntent);
SetContentView (Resource.Layout.Main);
FindId();
AddBtn.Click += AddBtn_Click;
ReportsBtn.Click += ReportsBtn_Click;
editMonthLimit.KeyPress += EditMonthLimit_KeyPress;
editEstBills.KeyPress += EditEstBills_KeyPress;
}
protected override void OnResume()
{
base.OnResume();
monthLimit = Application.Context.GetSharedPreferences("MyNumbers", FileCreationMode.Private)
.GetFloat("Limit", 0);
editMonthLimit.Text = monthLimit.ToString();
estBills = Application.Context.GetSharedPreferences("MyNumbers", FileCreationMode.Private)
.GetFloat("EstBills", 0);
editEstBills.Text = estBills.ToString();
CountBalance();
}
private void EditEstBills_KeyPress(object sender, Android.Views.View.KeyEventArgs e)
{
e.Handled = false;
if (e.Event.Action == KeyEventActions.Down && e.KeyCode == Keycode.Enter)
{
float floatValue;
bool isFloat = float.TryParse
(editEstBills.Text.ToString().Replace('.', ','), out floatValue);
if (isFloat)
{
estBills = floatValue;
Application.Context.GetSharedPreferences("MyNumbers", FileCreationMode.Private).
Edit().PutFloat("EstBills", estBills).Commit();
InputMethodManager inputManager = (InputMethodManager)Application.GetSystemService(Context.InputMethodService);
inputManager.HideSoftInputFromWindow(editEstBills.WindowToken, HideSoftInputFlags.None);
e.Handled = true;
CountBalance();
}
else
{
Toast.MakeText(this, string.Format("Nieprawidłowa kwota"), ToastLength.Short).Show();
}
}
}
private void EditMonthLimit_KeyPress(object sender, Android.Views.View.KeyEventArgs e)
{
e.Handled = false;
if (e.Event.Action == KeyEventActions.Down && e.KeyCode == Keycode.Enter)
{
float floatValue;
bool isFloat = float.TryParse
(editMonthLimit.Text.ToString().Replace('.', ','), out floatValue);
if (isFloat)
{
monthLimit = floatValue;
Application.Context.GetSharedPreferences("MyNumbers", FileCreationMode.Private).
Edit().PutFloat("Limit", monthLimit).Commit();
InputMethodManager inputManager = (InputMethodManager)Application.GetSystemService(Context.InputMethodService);
inputManager.HideSoftInputFromWindow(editMonthLimit.WindowToken, HideSoftInputFlags.None);
e.Handled = true;
CountBalance();
}
else
{
Toast.MakeText(this, string.Format("Nieprawidłowa kwota"), ToastLength.Short).Show();
}
}
}
void FindId()
{
AddBtn = FindViewById<Button>(Resource.Id.AddBtn);
ReportsBtn = FindViewById<Button>(Resource.Id.ReportsBtn);
editMonthLimit = FindViewById<EditText>(Resource.Id.editMonthLimit);
editEstBills = FindViewById<EditText>(Resource.Id.editEstBills);
textBalance = FindViewById<TextView>(Resource.Id.textBalance);
textPlusMinus = FindViewById<TextView>(Resource.Id.textPlusMinus);
}
private void ReportsBtn_Click(object sender, System.EventArgs e)
{
var intent = new Intent(this, typeof(ReportsActivity));
StartActivity(intent);
}
private void AddBtn_Click(object sender, System.EventArgs e)
{
var intent = new Intent(this, typeof(AddActivity));
StartActivity(intent);
}
private void CountBalance()
{
double bills;
double expenses;
float balance;
DateTime today = DateTime.Today;
DateTime startDate = new DateTime(today.Year, today.Month, 1);
DateTime endDate = startDate.AddMonths(1).AddDays(-1);
int daysOfMonth = endDate.Day;
int dayOfMonth = today.Day;
using (var db = new ExpenseManager())
{
bills = db.GetSomeItems(startDate, endDate, "Rachunki").Sum(a => a.Amount);
expenses = db.GetItemsByDates(startDate, endDate)
.Where(a => a.CategoryId != 1)
.Sum(a => a.Amount);
}
balance = (((monthLimit - (float)bills - estBills) / daysOfMonth) * dayOfMonth) - (float)expenses;
if (balance > 0)
{
textBalance.Text = balance.ToString();
textPlusMinus.Text = " zł do przodu.";
}
else if (balance == 0)
{
textBalance.Text = "";
textPlusMinus.Text = "na zero";
}
else
{
balance = Math.Abs(balance);
textBalance.Text = balance.ToString();
textPlusMinus.Text = " zł do tyłu.";
}
}
}
}