#include <iostream>
#include <istream>
#include <string>

using namespace std;



struct inquiry {
	string number;
	string name;
	int age;
	string date;
	int phone;
	string address;
	string targetIntake;
	string followup1;
	string followup2;
	string feedback;
};

inquiry inqArr[20];
int nextLoc = 0;

//mainmenu
void mainMenu();

//view inquiry
void viewAll();
void searchName(string searchKey);
void searchNo(string searchKey);

//inquiry modifications
void addNewInquiry(int n);
void editInq(string searchKey);
void deleteInq(string searchKey);

//followups
void updateFollowup1(string searchKey);
void updateFollowup2(string searchKey);
void updateFollowup3(string searchKey);
void updateFinalfb(string searchKey);


//User verification

int main() {
	string uname, passwd;
	cout << "Enter your username: ";
	cin >> uname;
	cout << "Enter your password: ";
	cin >> passwd;
	if (uname == "1" & passwd == "1") {
		mainMenu();
	}
	else {
		cout << "Invalid Username or Password" << endl;
	}
	system("pause");
}

//Main Menu
void mainMenu() {
	string ans = "x";
	do {
		system("cls");
		int opt;
		string searchKey;
		cout << "==================Main Menu======================" << endl;
		cout << "1. View Previous Inquiries " << endl;
		cout << "2. Add New Inquiry" << endl;
		cout << "3. Edit/Delete an Inquiry" << endl;
		cout << "4. Update FOLLOW-UPs" << endl;
		cout << "5. Update Final Feedback" << endl;
		cout << "6. Logout" << endl;
		cout << "Enter Your Option: ";
		cin >> opt;
		switch (opt) {
		case 1:
			do {
				system("cls");
				int opt;
				cout << "1. View All Inquiries" << endl;
				cout << "2. Search By Number" << endl;
				cout << "3. Search By Name" << endl;
				cout << "9. Back to Mainmenu" << endl;
				cout << "Enter Your Option: ";
				cin >> opt;
				switch (opt)
				{
				case 1:
					viewAll();
					break;
				case 2:
					cout << "Enter the Inquiry Number : " << endl;
					cin >> searchKey;
					searchNo(searchKey);
					break;
				case 3:
					cout << "Enter the Inquirer name : " << endl;
					cin >> searchKey;
					searchName(searchKey);
					break;
				case 9:
					mainMenu();
				default:
					cout << "Invalid Option" << endl;
					break;
				}
				cout << "Do you want to continue [Y/N]: ";
				cin >> ans;
			} while (ans == "y" | ans == "Y");
			break;

		case 2:
			system("cls");
			int n;
			cout << "How many inquaries do you want to add : ";
			cin >> n;
			addNewInquiry(n);
			break;
		case 3:
			do {
				system("cls");
				int opt;
				cout << "1. Edit an Inquiry" << endl;
				cout << "2. Delete an Inquiry" << endl;
				cout << "3. Delete all Inquiries" << endl;
				cout << "9. Back to Mainmenu" << endl;
				cout << "Enter Your Option: ";
				cin >> opt;
				switch (opt)
				{
				case 1:
					cout << "Enter the Inquiry Number : " << endl;
					cin >> searchKey;
					editInq(searchKey);
					break;
				case 2:
					cout << "Enter the Inquiry Number : " << endl;
					cin >> searchKey;
					deleteInq(searchKey);
					break;
				case 9:
					mainMenu();
				default:
					cout << "Invalid Option" << endl;
					break;
				}
				cout << "Do you want to continue [Y/N]: ";
				cin >> ans;
			} while (ans == "y" | ans == "Y");
			break;
		case 4:

			do {
				system("cls");
				int opt;
				cout << "1. Update First Followup" << endl;
				cout << "2. Update second Followup" << endl;
				cout << "3. update followups and feedback" << endl;
				cout << "9. Back to Mainmenu" << endl;
				cout << "Enter Your Option: ";
				cin >> opt;
				switch (opt)
				{
				case 1:
					cout << "Enter the Inquiry Number : " << endl;
					cin >> searchKey;
					updateFollowup1(searchKey);
					break;
				case 2:
					cout << "Enter the Inquiry Number : " << endl;
					cin >> searchKey;
					updateFollowup2(searchKey);
					break;
				case 3:
					cout << "Enter the Inquiry Number : " << endl;
					cin >> searchKey;
					updateFollowup3(searchKey);
					break;
				case 9:
					mainMenu();
				default:
					cout << "Invalid Option" << endl;
					break;
				}
				cout << "Do you want to continue [Y/N]: ";
				cin >> ans;
			} while (ans == "y" | ans == "Y");
			break;

			break;
		case 5:
			cout << "Enter the Inquiry Number : " << endl;
			cin >> searchKey;
			updateFinalfb(searchKey);
			break;
		case 6:
			main();
			break;
		default:
			cout << "Invalid Option" << endl;
			break;
		}
		cout << "Do you want to continue [Y/N]: ";
		cin >> ans;
	} while (ans == "y" | ans == "Y");
}

//main menu end

//view all inquiry
void viewAll() {
	system("cls");
	for (int i = 0; i<nextLoc; i++) {
		cout << "============================================" << endl;
		cout << "Inquiry Number		: " << inqArr[i].number << endl;
		cout << "Inquirer Name		: " << inqArr[i].name << endl;
		cout << "Date of Inquiry		: " << inqArr[i].date << endl;
		cout << "Age			: " << inqArr[i].age << endl;
		cout << "Phone Number		: " << inqArr[i].phone << endl;
		cout << "Address			: " << inqArr[i].address << endl;
		cout << "Targeted Intake		: " << inqArr[i].targetIntake << endl;
		cout << "Follow-Up 1		: " << inqArr[i].followup1 << endl;
		cout << "Follow-Up 2		: " << inqArr[i].followup2 << endl;
		cout << "FeedBack		: " << inqArr[i].feedback << endl;
		cout << "============================================" << endl;
	}
}

//search by inquiry number
void searchNo(string searchKey) {
	bool flag = false;
	int i;
	for (i = 0; i<nextLoc; i++) {
		if (inqArr[i].number == searchKey) {
			flag = true;
			break;
		}
	}
	if (flag) {
		cout << "============================================" << endl;
		cout << "Inquirer Name		: " << inqArr[i].name << endl;
		cout << "Inquiry Number		: " << inqArr[i].number << endl;
		cout << "Date of Inquiry		: " << inqArr[i].date << endl;
		cout << "Age			: " << inqArr[i].age << endl;
		cout << "Phone Number		: " << inqArr[i].phone << endl;
		cout << "Address			: " << inqArr[i].address << endl;
		cout << "Targeted Intake		: " << inqArr[i].targetIntake << endl;
		cout << "Follow-Up 1		: " << inqArr[i].followup1 << endl;
		cout << "Follow-Up 2		: " << inqArr[i].followup2 << endl;
		cout << "FeedBack		: " << inqArr[i].feedback << endl;
		cout << "============================================" << endl;
	}
}

//add new inq

void addNewInquiry(int n) {
	for (int i = nextLoc; i<(nextLoc + n); i++) {
		cout << "============================================" << endl;
		inquiry inqObj;
		cout << "Inquiry Number		: ";
		cin >> inqObj.number;
		cout << "Inquirer Name		: ";
		cin.ignore();
		getline(cin, inqObj.name);
		cout << "Date of Inquiry		: ";
		cin >> inqObj.date;
		cout << "Age			: ";
		cin >> inqObj.age;
		cout << "Phone Number		: ";
		cin >> inqObj.phone;
		cout << "Address			: ";
		cin.ignore();
		getline(cin, inqObj.address);
		cout << "Targeted Intake		: ";
		cin >> inqObj.targetIntake;
		inqArr[i] = inqObj;
		cout << "============================================" << endl;
	}
	nextLoc = nextLoc + n;
}

//edit an Inquiry
void editInq(string searchKey) {
	bool flag = false;
	int i;
	for (i = 0; i<nextLoc; i++) {
		if (inqArr[i].number == searchKey) {
			flag = true;
			break;
		}
	}
	if (flag) {
		cout << "============================================" << endl;
		inquiry inqObj;
		inqObj.number = inqArr[i].number;
		cout << "Inquirer Name		: ";
		cin.ignore();
		getline(cin, inqObj.name);
		cout << "Age			: ";
		cin >> inqObj.age;
		cout << "Phone Number		: ";
		cin >> inqObj.phone;
		cout << "Address			: ";
		cin.ignore();
		getline(cin, inqObj.address);
		cout << "Targeted Intake		: ";
		cin >> inqObj.targetIntake;
		inqArr[i] = inqObj;
		cout << "============================================" << endl;
	}
}

//search by name
void searchName(string searchKey) {
	bool flag = false;
	int i;
	for (i = 0; i<nextLoc; i++) {
		if (inqArr[i].name == searchKey) {
			flag = true;
			break;
		}
	}
	if (flag) {
		cout << "============================================" << endl;
		cout << "Inquirer Name		: " << inqArr[i].name << endl;
		cout << "Inquiry Number		: " << inqArr[i].number << endl;
		cout << "Date of Inquiry		: " << inqArr[i].date << endl;
		cout << "Age			: " << inqArr[i].age << endl;
		cout << "Phone Number		: " << inqArr[i].phone << endl;
		cout << "Address			: " << inqArr[i].address << endl;
		cout << "Targeted Intake		: " << inqArr[i].targetIntake << endl;
		cout << "Follow-Up 1		: " << inqArr[i].followup1 << endl;
		cout << "Follow-Up 2		: " << inqArr[i].followup2 << endl;
		cout << "FeedBack		: " << inqArr[i].feedback << endl;
		cout << "============================================" << endl;
	}
}


//delete an inquiry

void deleteInq(string searchKey) {
	bool flag = false;
	int i;
	for (i = 0; i<nextLoc; i++) {
		if (inqArr[i].number == searchKey) {
			flag = true;
			break;
		}
	}
	if (flag) {
		cout << "================= Deleting.... ===================" << endl;
		int shift = i;
		for (; shift<nextLoc; shift++) {
			inqArr[shift] = inqArr[shift + 1];
		}
		nextLoc--;
		cout << "================= Deleted! ======================" << endl;
	}
}



// update followups
void updateFollowup1(string searchKey) {
	bool flag = false;
	int i;
	for (i = 0; i<nextLoc; i++) {
		if (inqArr[i].number == searchKey) {
			flag = true;
			break;
		}
	}
	if (flag) {
		cout << "============================================" << endl;
		inquiry inqObj;
		inqObj.number = inqArr[i].number;
		cout << "Enter Follow-up 1		: ";
		cin.ignore();
		getline(cin, inqObj.followup1);
		inqArr[i] = inqObj;
		cout << "============================================" << endl;
	}
}


void updateFollowup2(string searchKey) {
	bool flag = false;
	int i;
	for (i = 0; i<nextLoc; i++) {
		if (inqArr[i].number == searchKey) {
			flag = true;
			break;
		}
	}
	if (flag) {
		cout << "============================================" << endl;
		cout << "Inquiry Number		: " << inqArr[i].number << endl;
		cout << "Inquirer Name		: " << inqArr[i].name << endl;
		inquiry inqObj;
		inqObj.number = inqArr[i].number;
		cout << "Enter Follow-up 2		: ";
		cin.ignore();
		getline(cin, inqObj.followup2);
		cout << "============================================" << endl;
	}
}

void updateFollowup3(string searchKey) {
	bool flag = false;
	int i;
	for (i = 0; i<nextLoc; i++) {
		if (inqArr[i].number == searchKey) {
			flag = true;
			break;
		}
	}
	if (flag) {
		cout << "============================================" << endl;
		inquiry inqObj;
		inqObj.number = inqArr[i].number;
		cout << "Enter Follow-up 1		: ";
		cin.ignore();
		getline(cin, inqObj.followup1);
		cout << "Enter Follow-up 2		: ";
		cin.ignore();
		getline(cin, inqObj.followup2);
		cout << "Final Feedback		: ";
		cin.ignore();
		getline(cin, inqObj.feedback);
		inqArr[i] = inqObj;
		cout << "============================================" << endl;
	}
}

void updateFinalfb(string searchKey) {
	bool flag = false;
	int i;
	for (i = 0; i<nextLoc; i++) {
		if (inqArr[i].number == searchKey) {
			flag = true;
			break;
		}
	}
	if (flag) {
		cout << "============================================" << endl;
		inquiry inqObj;
		inqObj.number = inqArr[i].number;
		cout << "Final Feedback		: ";
		cin.ignore();
		getline(cin, inqObj.feedback);
		inqArr[i] = inqObj;
		cout << "============================================" << endl;
	}
}