#include "pch.h"
#include <iostream>
#include <string>
#include <ctime>
#include <vector>

using namespace std;

class Data {
private:
	int day;
	int month;
	int year;
	string text = "";
public:
	Data(int d, int m, int y) {
		if (d >= 1 && d <= 31 && m >= 1 && m <= 12) {
			day = d;
			month = m;
			year = y;
		} else {
			day = 1;
			month = 1;
			year = 1970;
		}
	}

	Data() {
		time_t t = time(0);
		tm* now = localtime(&t);
		day = now->tm_mday;
		month = now->tm_mon + 1;
		year = now->tm_year + 1900;
	}

	Data(Data& copy) {
		day = copy.day;
		month = copy.month;
		year = copy.year;
		text = copy.text;
	}

	~Data() {
		cout << text << endl;
	}

	void addDays(int chosenDay) {
		int daysLeftToMonthsEnd;
		int daysLeftToAddInNextMonth;

		if (month == 12) {
			if (day + chosenDay > 31) {
				daysLeftToMonthsEnd = 31 - day;
				daysLeftToAddInNextMonth = chosenDay - daysLeftToMonthsEnd;
				day = day + daysLeftToMonthsEnd;
				daysLeftToAddInNextMonth = daysLeftToAddInNextMonth - 1;
				month = 1;
				year++;
				day = 1 + daysLeftToAddInNextMonth;
			}
			else {
				day = day + chosenDay;
			}
		}
		if (month == 2) {
			if ((year % 4 == 0 && year % 100 == 0 && year % 400 == 0) || (year % 4 == 0 && year % 100 != 0 && year % 400 != 0)) {
				if (day + chosenDay > 29) {
					daysLeftToMonthsEnd = 29 - day;
					daysLeftToAddInNextMonth = chosenDay - daysLeftToMonthsEnd;
					day = day + daysLeftToMonthsEnd;
					daysLeftToAddInNextMonth = daysLeftToAddInNextMonth - 1;
					month++;
					day = 1 + daysLeftToAddInNextMonth;
				} else {
					day = day + chosenDay;
				}
			}
			if (year % 4 != 0) {
				if (day + chosenDay > 28) {
					daysLeftToMonthsEnd = 28 - day;
					daysLeftToAddInNextMonth = chosenDay - daysLeftToMonthsEnd;
					day = day + daysLeftToMonthsEnd;
					daysLeftToAddInNextMonth = daysLeftToAddInNextMonth - 1;
					month++;
					day = 1 + daysLeftToAddInNextMonth;
				}
				else {
					day = day + chosenDay;
				}
			}

		}
		if ((month == 1 || month == 3 || month == 5 || month == 7 || month == 8	|| month == 10)) {
			if (day + chosenDay > 31) {
				daysLeftToMonthsEnd = 31 - day;
				daysLeftToAddInNextMonth = chosenDay - daysLeftToMonthsEnd;
				day = day + daysLeftToMonthsEnd;
				daysLeftToAddInNextMonth = daysLeftToAddInNextMonth - 1;
				month++;
				day = 1 + daysLeftToAddInNextMonth;
			} else {
				day = day + chosenDay;
			}
		}
		if ((month == 4 || month == 6 || month == 9 || month == 11)) {
			if (day + chosenDay > 30) {
				daysLeftToMonthsEnd = 30 - day;
				daysLeftToAddInNextMonth = chosenDay - daysLeftToMonthsEnd; //dziala
				day = day + daysLeftToMonthsEnd;
				daysLeftToAddInNextMonth = daysLeftToAddInNextMonth - 1;
				month++;
				day = 1 + daysLeftToAddInNextMonth;
			} else {
				day = day + chosenDay;
			}
		}
	}

	void write() {
		cout << day << "." << month << "." << year <<  " Przypomnienie: " << text << endl;
	}

	void saveMessage(string message) {
		text = message;
	}
};

int main() {
	Data data1;
	Data* data2 = new Data(21, 3, 2019);
	string text;
	data1.write();
	data2->write();
	data1.saveMessage("Tresc przypomnienia");
	data2->saveMessage("Tresc innego przypomnienia");
	cout << "Przypomnienie do daty 1: ";
	getline(cin, text);
	data1.saveMessage(text);
	data1.write();
	cout << "Przypomnienie do daty 2: ";
	getline(cin, text);
	data2->saveMessage(text);
	data2->write();
	cout << "Ile dni chcesz dodac do daty nr 1?\n";
	int y;
	cin >> y;
	data1.addDays(y);
	cout << "Ile dni chcesz dodac do daty nr 2?\n";
	cin >> y;
	data2->addDays(y);
	data1.write();
	data2->write();
	cout << "\n#####################\nKopia daty pierwszej:\n";
	Data data3(data1);
	data3.write();
	cout << "\n#####################\nKopia daty drugiej:\n";
	Data data4(*data2);
	data4.write();

}