private IList <MonthBudget> Convert2MonthBudgets(string hoursDetail)
{
var mbudgets = new List <MonthBudget>();
if (string.IsNullOrEmpty(hoursDetail))
{
return(mbudgets);
}
var dic = JsonConvert.DeserializeObject <Dictionary <string, string> >(hoursDetail);//Json字符串默认解析为字典
foreach (KeyValuePair <string, string> kv in dic)
{
var mb = new MonthBudget();
DateTime date;
var ok = DateTime.TryParse(kv.Key + "-1", out date);
if (!ok)
{
continue;
}
double hours;
double.TryParse(kv.Value, out hours);
mb.Month = date;
mb.Hours = hours;
mbudgets.Add(mb);
}
return(mbudgets);
}
void DeleteCategoryButton_Clicked(object sender, System.EventArgs e)
{
MonthBudget mb = Manager.GetSelectedMonthBudget();
mb.DeleteCategory(Category.Name);
Navigation.PopAsync();
}
public void AddData(MonthBudget monthBudget)
{
foreach (var category in monthBudget.Categories)
{
categories.Add(category);
}
}
public Transaction(decimal amount, DateTime date, MonthBudget month, TransactionType type, string name)
{
this.Amount = amount;
this.Date = date;
this.Name = name;
this.Month = month;
this.Type = type;
}
public static void UpdateBudgetLimit(MonthBudget monthBudget, double budgetLimit)
{
if (budgetDictionary.ContainsKey(monthBudget))
{
var budget = budgetDictionary[monthBudget];
budget.UpdateBudgetLimit(budgetLimit);
}
}
public void AddExpense()
{
if (!string.IsNullOrEmpty(ExpenseName.Text) && !string.IsNullOrEmpty(ExpenseTotal.Text))
{
MonthBudget currentMonthBudget = Manager.GetSelectedMonthBudget();
currentMonthBudget.AddExpenseToCategory(categoryName.Name, ExpenseName.Text, DateTime.Now, decimal.Parse(ExpenseTotal.Text));
}
}
public static bool BudgetExists(MonthBudget monthBudget)
{
if (budgetDictionary.ContainsKey(monthBudget))
{
return(true);
}
return(false);
}
public static void CreateBudget(MonthBudget monthBudget, double budgetLimit)
{
// Create Budget if it does not exit
if (!BudgetManager.BudgetExists(monthBudget))
{
var budget = new Budget(budgetLimit);
budgetDictionary.Add(monthBudget, budget);
}
}
public static double GetTotalBudget(MonthBudget monthBudget)
{
if (budgetDictionary.ContainsKey(monthBudget))
{
var budget = budgetDictionary[monthBudget];
return(budget.BudgetLimit);
}
return(-1);
}
public static double GetAmountSpent(TransactionType transactionType, MonthBudget monthBudget)
{
if (budgetDictionary.ContainsKey(monthBudget))
{
var budget = budgetDictionary[monthBudget];
return(budget.GetAmountSpent(transactionType));
}
return(-1);
}
public static double GetBudgetRemaining(MonthBudget monthBudget)
{
if (budgetDictionary.ContainsKey(monthBudget))
{
var budget = budgetDictionary[monthBudget];
return(budget.BudgetRemaining);
}
return(-1);
}
public void Spend(decimal amount, DateTime date, MonthBudget month, TransactionType type, string name)
{
if (amount <= 0)
{
throw new ArgumentOutOfRangeException(nameof(amount), "Enter a positive number");
}
var spent = new Transaction(amount, date, month, type, name);
allTransactions.Add(spent);
}
void ExpenseTapped(object sender, Xamarin.Forms.SelectedItemChangedEventArgs e)
{
var selectedExpense = e.SelectedItem as Expense;
MonthBudget mb = Manager.GetSelectedMonthBudget();
mb.DeleteExpenseFromCategory(Category.Name, selectedExpense.Name, selectedExpense.Time);
Navigation.PopAsync();
}
void ShowDownloadData()
{
ObservableCollection <Category> categoriesTest = new ObservableCollection <Category>();
MonthBudget monthBudget = Manager.GetSelectedMonthBudget();
foreach (var category in monthBudget.Categories)
{
categoriesTest.Add(category);
}
categoryListView.ItemsSource = categoriesTest;
}
public void Save(decimal amount, DateTime date, MonthBudget month, TransactionType type, string name)
{
if (amount <= 0)
{
throw new ArgumentOutOfRangeException(nameof(amount), "Enter a positive number");
}
var save = new Transaction(-amount, date, month, type, name);
allTransactions.Add(save);
//alert for exceeding budget
}
public static List <TransactionType> GetAllTransactionTypes(MonthBudget monthBudget)
{
return(Budget.GetAllTransactionTypes());
}
public static List <Transaction> GetTransactions(TransactionType transactionType, MonthBudget monthBudget)
{
if (budgetDictionary.ContainsKey(monthBudget))
{
var budget = budgetDictionary[monthBudget];
return(budget.GetTransactions(transactionType));
}
return(null);
}
