Юра. Отчет. ВК.

#define _CRT_SECURE_NO_WARNINGS

#include <iostream>
#include <string>
#include <time.h>
#include <vector>


using namespace std;

class cGOODS{
private:

public:
	int goodsId_, goodsCount_;
	double goodsPrice_;
	string goodsName_;

	cGOODS() : goodsId_(1), goodsName_("Empty"), goodsPrice_(1), goodsCount_(1){}
	cGOODS(int goodsId, string goodsName, double goodsPrice, int goodsCount) : goodsCount_(goodsCount), goodsId_(goodsId), goodsName_(goodsName), goodsPrice_(goodsPrice){}
	//cGOODS::cGOODS(cGOODS &cGoods){ *this = cGoods; }	 
	double getGoodsSum()
	{
		return goodsCount_ * goodsPrice_;
	}

};
class UI{
protected:
	template <typename T> static void InputValue(const char *message, T value){
		cout << message; cin >> value;
	}
	static void Pause(){
		cin.clear();
		cin.sync();
		cin.get();
	}
	static void OutputLine(){
		cout << "\n******************************************************************\n";
	}
	static void GetTimeNow(string &DateToday, string &TimeNow){

		char *temp = new char[4];

		time_t t = time(NULL);
		struct tm *t_m = localtime(&t);

		_itoa(t_m->tm_mday, temp, 10);
		DateToday = temp;
		if (strlen(temp) < 2)
			DateToday = "0" + DateToday;
		DateToday += '.';
		_itoa(t_m->tm_mon + 1, temp, 10);
		if (strlen(temp) < 2)
			DateToday += "0" + temp[0];
		else DateToday += temp;
		DateToday += '.';
		_itoa(t_m->tm_year + 1900, temp, 10);
		DateToday += temp;
		*temp = NULL;

		TimeNow = _itoa(t_m->tm_hour, temp, 10);
		if (strlen(temp) < 2) TimeNow = "0" + TimeNow;
		else TimeNow += temp;
		*temp = NULL;
		TimeNow += ':';
		_itoa(t_m->tm_min, temp, 10);
		if (strlen(temp) < 2)	
			TimeNow += ("0" + temp[0]);
		else TimeNow += temp;
		*temp = NULL;
		TimeNow += ':';
		_itoa(t_m->tm_sec, temp, 10);
		if (strlen(temp) < 2)	
			TimeNow += ("0" + temp[0]);
		else TimeNow += temp;
	}
};

#pragma region "ХЗ"
class Check :UI
{
private:
	vector<cGOODS> goods_;
	int receiptId_;
	string receiptDate_;
	string receiptTime_;

	void add(){
		system("CLS");
		cGOODS thisGoods;
		OutputLine();
		InputValue("\nID товара: ", thisGoods.goodsId_);
		InputValue("Имя товара: ", thisGoods.goodsName_);
		InputValue("Цена товара: ", thisGoods.goodsPrice_);
		InputValue("Количество товара: ", thisGoods.goodsCount_);
		OutputLine();

		goods_.push_back(thisGoods);
		Pause();
	}
	void del(){
		system("CLS");
		int Id = 0;
		InputValue("Введите ID товара: ", Id);
		if (searchGoodsById(Id) == -1)	cout << "Данный товар не найден!" << endl;
		else
		{
			deleteGoodsByIndex(searchGoodsById(Id));
			cout << "Товар удалено!" << endl;
		}
		Pause();
	}
	void chn(){
		system("CLS");
		int Id = 0, count = 0;
		string name;
		double price = 0;
		InputValue("Введите ID товара: ", Id);
		int newId = 0;
		if (searchGoodsById(Id) == -1) cout << "Данный товар не найден!" << endl;
		else
		{
			OutputLine();
			InputValue("\nID товара: ", newId);
			InputValue("Имя товара: ", name);
			InputValue("Цена товара: ", price);
			InputValue("Количество товара: ", count);
			OutputLine();
			changeGoodsByIndex(searchGoodsById(Id), name, price, count, newId);
		}
		Pause();
		system("CLS");
	}
	void prnt(){
		system("CLS");
		OutputLine();
		cout << "ID чека: " << this->receiptId_ << endl << "Дата создания: " << this->receiptDate_ << endl << "Время создания: " << this->receiptTime_ << endl << "*************************" << endl;
		for (int i(0); i < this->goods_.size(); i++) getGoodsInfoByIndex(i);
		cout << "Сумма: " << getAllSum() << " рублей" << endl << "Спасибо за покупку !" << endl << "*************************" << endl;
		Pause();
	}

public:
	Check() :receiptId_(1), receiptDate_("01.01.2015"), receiptTime_("00:00:00"){}
	Check(int receiptId, string receiptDate, string receiptTime) : receiptId_(receiptId), receiptDate_(receiptDate), receiptTime_(receiptTime){}
	Check(Check &receipt)
	{
		*this = receipt;
	}
	cGOODS operator[](int i)
	{
		return goods_[i];
	}

	void Menu()
	{
		GetTimeNow(receiptDate_, receiptTime_);

		int command;
		InputValue("Введите ID чека: ", receiptId_);
		system("CLS");
		while (true){
			OutputLine();
			cout << "ID чека: " << this->receiptId_ << endl << "Дата создания: " << this->receiptDate_ << endl << "Время создания: " << this->receiptTime_;
			OutputLine();
			cout << "Действия:" << endl;
			cout << "1. Добавить товар в чек;" << endl;
			cout << "2. Удалить товар из чека;" << endl;
			cout << "3. Изменить товар в чеке" << endl;
			cout << "4. Распечатать чек;" << endl;
			cout << "5. Выход;" << endl;
			cout << "Выбор: ";
			cin >> command;

			switch (command){
			case 1:{	add();	break;		}
			case 2:{	del();	break;		}
			case 3:{	chn();	break;		}
			case 4:{	prnt(); break;		}
			case 5:{	  return;			}
			default:
			{
					   cout << "Ничего не выбрано, повторите попытку! " << endl;
					   Pause();
					   break;
			}
			}
		}
	}

	int searchGoodsById(int goodsId)
	{
		if (this->goods_.size() < 2 && this->goods_[0].goodsId_ == goodsId) return 0;
		if (this->goods_.size() < 2 && this->goods_[0].goodsId_ != goodsId) return -1;
		int left = 0, right = this->goods_.size(), middle;
		while (left <= right){
			middle = left + (right - left) / 2;
			if (goodsId < this->goods_[middle].goodsId_) right = middle - 1;
			else if (goodsId > this->goods_[middle].goodsId_) left = middle + 1;
			else return middle;
		}
		return -1;
	}

	void Check::deleteGoodsByIndex(int goodsIndex)
	{
		this->goods_.erase(this->goods_.begin() + goodsIndex);
	}

	void Check::addGoods(cGOODS goods)
	{
		this->goods_.push_back(goods);
	}

	void Check::changeGoodsByIndex(int goodsIndex, string goodsName, double goodsPrice, int goodsCount, int goodsId)
	{
		this->goods_[goodsIndex].goodsPrice_ = goodsPrice;
		this->goods_[goodsIndex].goodsName_ = goodsName;
		this->goods_[goodsIndex].goodsCount_ = goodsCount;
		this->goods_[goodsIndex].goodsId_ = goodsId;
	}

	void Check::getGoodsInfoByIndex(int goodsIndex)
	{
		OutputLine();
		cout << "ID товара: " << this->goods_[goodsIndex].goodsId_ << endl << "Имя товара: " << this->goods_[goodsIndex].goodsName_ << endl << "Цена единицы товара: " << this->goods_[goodsIndex].goodsPrice_ << endl << "Количество товара: " << this->goods_[goodsIndex].goodsCount_ << endl << "Сумма: " << this->goods_[goodsIndex].getGoodsSum() << endl;
		OutputLine();
	}

	double Check::getAllSum()
	{
		double sum = 0;
		for (int i(0); i < this->goods_.size(); i++)sum += goods_[i].getGoodsSum();
		return sum;
	}
};


#pragma endregion
int main()
{
	setlocale(0, "");
	Check rec;
	rec.Menu();
	return 0;
}