student.cpp

#include "student.h"

//默认构造
Student::Student()
{

}
//有参构造
Student::Student(int id, string name, string pwd)
{
	//初始化
	this->m_Id = id;
	this->m_Name = name;
	this->m_Pwd = pwd;
	ifstream ifs;
	ifs.open(COMPUTER_FILE, ios::in);
	ComputerRoom c;
	while (ifs >> c.m_ComId && ifs >> c.m_MaxNum) {
		vCom.push_back(c);
	}
	ifs.close();
	//cout << "机房的数量为：" << vCom.size() << endl;
}
//菜单界面
void Student::openMenu()
{
	cout << "欢迎学生代表：" << this->m_Name << "登录！" << endl;
	cout << "==================欢迎来到机房预约系统===================" << endl;
	//cout << endl << "请输入您的身份" << endl;
	cout << "\t\t ===================================\n";
	cout << "\t\t              1.申请预约             \n";
	cout << "\t\t                                    \n";
	cout << "\t\t              2.查看我的预约            \n";
	cout << "\t\t                                    \n";
	cout << "\t\t              3.查看所有预约            \n";
	cout << "\t\t                                    \n";
	cout << "\t\t              4.取消预约               \n";
	cout << "\t\t                                    \n";
	cout << "\t\t              0.注销登录            \n";
	cout << "\t\t                                    \n";
	cout << "\t\t ===================================\n";
	cout << "请输入您的选择：" << endl;
}
//申请预约
void Student::applyOrder()
{
	cout << "机房的开放时间为周一至周五！" << endl;
	cout << "请输入申请预约的时间：" << endl;
	cout << "1、周一" << endl;
	cout << "2、周二" << endl;
	cout << "3、周三" << endl;
	cout << "4、周四" << endl;
	cout << "5、周五" << endl;

	int date; //日期
	int interval = 0; //时间段
	int room = 0; //机房编号

	while (true) {
		cin >> date;
		if (date >= 1 && date <= 5) {
			break;
		}
		cout << "输入有误，请重新输入" << endl;
	}

	cout << "请输入申请预约时间段：" << endl;
	cout << "1、上午" << endl;
	cout << "2、下午" << endl;

	while (true) {
		cin >> interval;
		if (interval >= 1 && interval <= 2) {
			break;
		}
		cout << "输入有误，请重新输入" << endl;
	}

	cout << "清选择机房：" << endl;
	for (int i = 0; i < vCom.size(); i++) {
		cout << vCom[i].m_ComId << "号机房容量：" << vCom[i].m_MaxNum << endl;
	}

	while (true) {
		cin >> room;
		if (room >= 1 && room <= vCom.size()) {
			break;
		}
		cout << "输入有误，请重新输入" << endl;
	}

	cout << "预约成功！审核中" << endl;
	ofstream ofs;
	ofs.open(ORDER_FILE, ios::app);
	ofs << "date:" << date << " ";
	ofs << "interval:" << interval << " ";
	ofs << "stuId:" << this->m_Id << " ";
	ofs << "stuName:" << this->m_Name << " ";
	ofs << "roomId:" << room << " ";
	ofs << "status:" << 1 << endl;

	ofs.close();
	system("pause");
	system("cls");
}
//查看自身预约
void Student::showMyOrder()
{
	OrderFile of;
	if (of.m_size == 0) {
		cout << "无预约记录！" << endl;
		system("pause");
		system("cls");
		return;
	}

	for (int i = 0; i < of.m_size; i++) {
		//string 转 int
		//string 利用.c_str()转const char*
		//利用atoi将(const char*) 转 int
		if (this->m_Id == atoi(of.m_orderData[i]["stuId"].c_str())) {
			cout << "预约日期：周" << of.m_orderData[i]["date"];
			cout << " 时间段：" << (of.m_orderData[i]["interval"] == "1" ? "上午" : "下午");
			cout << " 机房号：" << of.m_orderData[i]["roomId"];
			string status = " 状态：";
			if (of.m_orderData[i]["status"] == "1") {
				status += "审核中";
			}
			else if (of.m_orderData[i]["status"] == "2") {
				status += "预约成功";
			}
			else if (of.m_orderData[i]["status"] == "3") {
				status += "预约失败，审核未成功";
			}
			else {
				status += "预约已取消";
			}
			cout << status << endl;
		}
	}
	system("pause");
	system("cls");
}
//查看所有预约
void Student::showAllOrder()
{
	OrderFile of;
	if (of.m_size == 0) {
		cout << "无预约记录！" << endl;
		system("pause");
		system("cls");
		return;
	}

	for (int i = 0; i < of.m_size; i++) {
		//string 转 int
		//string 利用.c_str()转const char*
		//利用atoi将(const char*) 转 int
		cout << i * 1 << "、";
		cout << "预约日期：周" << of.m_orderData[i]["date"];
		cout << " 时间段：" << (of.m_orderData[i]["interval"] == "1" ? "上午" : "下午");
		cout << " 学号：" << of.m_orderData[i]["stuId"];
		cout << " 姓名：" << of.m_orderData[i]["stuName"];
		cout << " 机房号：" << of.m_orderData[i]["roomId"];
		string status = " 状态：";
		if (of.m_orderData[i]["status"] == "1") {
			status += "审核中";
		}
		else if (of.m_orderData[i]["status"] == "2") {
			status += "预约成功";
		}
		else if (of.m_orderData[i]["status"] == "3") {
			status += "预约失败，审核未成功";
		}
		else {
			status += "预约已取消";
		}
		cout << status << endl;
		
	}
	system("pause");
	system("cls");
}
//取消预约
void Student::cancelOrder()
{
	OrderFile of;
	if (of.m_size == 0) {
		cout << "无预约记录！" << endl;
		system("pause");
		system("cls");
		return;
	}

	cout << "审核中或者预约成功的记录可以取消，请输入取消的记录" << endl;
	vector<int> v;//存放最大容器的下标编号
	int index = 1;
	bool flag = false;
	for (int i = 0; i < of.m_size; i++) {
		if (this->m_Id == atoi(of.m_orderData[i]["stuId"].c_str())) {
			//筛选状态
			
			if (of.m_orderData[i]["status"] == "1" || of.m_orderData[i]["status"] == "2") {
				v.push_back(i);
				cout << index++ << "、";
				cout << "预约日期：周" << of.m_orderData[i]["date"];
				cout << " 时间段：" << (of.m_orderData[i]["interval"] == "1" ? "上午" : "下午");
				cout << " 机房号：" << of.m_orderData[i]["roomId"];
				string status = " 状态：";
				if (of.m_orderData[i]["status"] == "1") {
					status += "审核中";
				}
				else if (of.m_orderData[i]["status"] == "2") {
					status += "预约成功";
				}
				flag = true;
				cout << status << endl;
			}
		}
	}
	if (flag == false) {
		cout << "抱歉， 您无可取消的预约记录！" << endl;
		system("pause");
		system("cls");
		return;
	}
	cout << "请输入取消的记录，0代表返回" << endl;
	int select = 0;
	while (true) {
		cin >> select;
		if (select >= 0 && select <= v.size()) {
			if (select == 0) {
				break;
			}
			else {
				of.m_orderData[v[select - 1]]["status"] = "0";
				of.updateOrder();

				cout << "已取消预约" << endl;
				break;
			}
		}
		cout << "输入有误，请重新输入！" << endl;
	}
	system("pause");
	system("cls");
}