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FinanceManager.cpp
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FinanceManager.cpp
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#include "FinanceManager.h"
void FinanceManager::addIncome()
{
Transaction income;
system("cls");
cout << " >>> ADDING NEW INCOME <<<" << endl << endl;
income = enterNewIncomeData();
incomes.push_back(income);
if (financesFile.writeNewIncomeInFile(income))
cout << endl << "New income was added." << endl << endl;
else
cout << "Error. Failed to add new income to file." << endl;
system("pause");
}
void FinanceManager::addExpense()
{
Transaction expense;
system("cls");
cout << " >>> ADDING NEW EXPENSE <<<" << endl << endl;
expense = enterNewExpenseData();
expenses.push_back(expense);
if (financesFile.writeNewExpenseInFile(expense))
cout << endl << "New expense was added." << endl << endl;
else
cout << "Error. Failed to add new expense to file." << endl;
system("pause");
}
Transaction FinanceManager::enterNewIncomeData()
{
Transaction income;
income.setTransactionId(readNewIncomeId());
income.setUserId(LOGGED_IN_USER_ID);
income.setDate(dateOperations.readSelectedTransactionDate());
cout << "Enter purpose: ";
income.setItem(InputMethods::readLine());
cout << "Enter amount: ";
income.setAmount(InputMethods::readDouble());
return income;
}
Transaction FinanceManager::enterNewExpenseData()
{
Transaction expense;
expense.setTransactionId(readNewExpenseId());
expense.setUserId(LOGGED_IN_USER_ID);
expense.setDate(dateOperations.readSelectedTransactionDate());
while (expense.getItem().empty())
{
char choice;
choice = showTypesOfExpenses();
switch (choice)
{
case '1': expense.setItem("food"); break;
case '2': expense.setItem("vehicles"); break;
case '3': expense.setItem("home"); break;
case '4': expense.setItem("health"); break;
case '5': expense.setItem("events"); break;
case '6': expense.setItem("holiday/journeys"); break;
case '7': expense.setItem("other"); break;
default:
cout << endl << "There is no such option! Try again." << endl << endl;
system("pause");
break;
}
}
cout << "Enter amount: ";
expense.setAmount(InputMethods::readDouble());
return expense;
}
char FinanceManager::showTypesOfExpenses()
{
char choice;
system("cls");
cout << "Select an expense category: " << endl;
cout << "-> 1. food" << endl;
cout << "-> 2. vehicles" << endl;
cout << "-> 3. home" << endl;
cout << "-> 4. health" << endl;
cout << "-> 5. events" << endl;
cout << "-> 6. holiday/journeys" << endl;
cout << "-> 7. other" << endl << endl;
cout << "Your choice: ";
choice = InputMethods::readChar();
return choice;
}
int FinanceManager::readNewIncomeId()
{
if (incomes.empty())
return 1;
else
return incomes.back().getTransactionId() + 1;
}
int FinanceManager::readNewExpenseId()
{
if (expenses.empty())
return 1;
else
return expenses.back().getTransactionId() + 1;
}
void FinanceManager::showFinanseBalance(char choice)
{
string startDate = "", endDate = "";
double sumOfIncomes = 0, sumOfExpenses = 0;
startDate = dateOperations.readStartDate(choice);
endDate = dateOperations.readEndDate(choice);
dateOperations.checkOrderOfEnteredDates(startDate, endDate);
system("cls");
if ((!incomes.empty()) || (!expenses.empty()))
{
cout << ">>> TRANSACTIONS SEARCHING <<<" << endl;
cout << "------------------------------" << endl;
cout << "From " << startDate << " to " << endDate << " found: ";
cout << endl << endl << "-> incomes: " << endl;
selectSortedTransactions(dateOperations.mergeDateWithoutDashes(startDate), dateOperations.mergeDateWithoutDashes(endDate), incomes);
sumOfIncomes = sumTransactions(dateOperations.mergeDateWithoutDashes(startDate), dateOperations.mergeDateWithoutDashes(endDate), incomes);
cout << endl << "------------------------------" << endl;
cout << "Sum of incomes: " << sumOfIncomes << " zl" << endl;
cout << endl << endl << "-> expenses: " << endl;
selectSortedTransactions(dateOperations.mergeDateWithoutDashes(startDate), dateOperations.mergeDateWithoutDashes(endDate), expenses);
sumOfExpenses = sumTransactions(dateOperations.mergeDateWithoutDashes(startDate), dateOperations.mergeDateWithoutDashes(endDate), expenses);
cout << endl << "------------------------------" << endl;
cout << "Sum of expenses: " << sumOfExpenses << " zl" << endl;
cout << endl << "==============================" << endl;
cout << "Balance (Incomes - Expenses): " << sumOfIncomes - sumOfExpenses << " zl" << endl;
}
else
cout << endl << "No transactions on the list." << endl << endl;
cout << endl << endl;
system("pause");
}
void FinanceManager::selectSortedTransactions(int startDate, int endDate, vector <Transaction> transactions)
{
sort(transactions.begin(), transactions.end(), [](Transaction &lhs, Transaction &rhs)
{
return lhs.getDate() < rhs.getDate();
});
for (vector <Transaction>::iterator itr = transactions.begin(); itr != transactions.end(); itr++)
{
if (((itr -> getDate()) >= startDate) && ((itr -> getDate()) <= endDate))
showTransactionData(*itr);
}
}
void FinanceManager::showTransactionData(Transaction transaction)
{
cout << endl;
cout << transaction.getTransactionId() << "|";
cout << transaction.getUserId() << "|";
cout << dateOperations.splitDateByDashes(transaction.getDate()) << "|";
cout << transaction.getItem() << "|";
cout << transaction.getAmount() << "|";
}
double FinanceManager::sumTransactions(int startDate, int endDate, vector <Transaction> transactions)
{
double sum = 0;
for (vector <Transaction>::iterator itr = transactions.begin(); itr != transactions.end(); itr++)
{
if (((itr -> getDate()) >= startDate) && ((itr -> getDate()) <= endDate))
sum += itr -> getAmount();
}
return sum;
}