DSA Mid Exam Riphah

data.h

#ifndef MIDTERMEXAM_DATA_H
#define MIDTERMEXAM_DATA_H

#include "List.h"
class Items {
public:
    int id;
    std::string name;
    std::string cnic;
    std::string address;
    std::string gender;
    std::string city;
    std::string provience;
    bool status;
    std::string occupation;
    std::string dateOfReport;
    float age;
};

class Data {
    DoublyLinkedList<Items> list;

public:
    void insert(int id, std::string name, std::string cnic, float age, std::string gender, std::string address, std::string city, std::string provience, std::string occupation, std::string dateOfReport, bool status) {
        auto *temp = (Items*) malloc(sizeof(Items));

        temp->id = id;
        temp->name = name;
        temp->address = address;
        temp->age = age;
        temp->city = city;
        temp->cnic = cnic;
        temp->dateOfReport = dateOfReport;
        temp->occupation = occupation;
        temp->gender = gender;
        temp->provience = provience;
        temp->status = status;
        this->list.add(*temp);

    }

    void print(List<Items> *node) {
        std::cout << "Name: " << node->data.name << std::endl;
        std::cout << "City: " << node->data.city << std::endl;
        std::cout << "Age: " << node->data.age << std::endl;
        std::cout << "Address: " << node->data.address << std::endl;
        std::cout << "Status: " << node->data.status << std::endl;
        std::cout << "Provience: " << node->data.provience << std::endl;
        std::cout << "Occupation: " << node->data.occupation << std::endl;
        std::cout << "CNIC: " << node->data.cnic << std::endl;
    }

    int totalPatients(bool status) {
        int total = 0;
        auto *temp = this->list.head;
        while (temp != nullptr) {
            if (status == temp->data.status) {
                total++;
            }
            temp = temp->next;
        }

        return total;
    }
    void print(float age , std::string city) {
        auto *temp = this->list.head;
        while (temp != nullptr) {
            if (age == temp->data.age && city == temp->data.city) {
                print(temp);
            }
            temp = temp->next;
        }
    }

    void print() {
        std::cout << "All records: " << std::endl;
        auto *temp = this->list.head;
        while (temp != nullptr) {
            print(temp);
            temp = temp->next;
        }
    }
};
#endif //MIDTERMEXAM_DATA_H

List.h

#ifndef MIDTERMEXAM_LIST_H
#define MIDTERMEXAM_LIST_H

template <typename T>
class List {
public:
    T data;
    List *prev;
    List *next;
};

template <typename T>
class DoublyLinkedList {
public:
    List<T> *head, *tail = nullptr;
    int size = 0;
    void add(T item);
};

template<typename T>
void DoublyLinkedList<T>::add(T item)
{
    // Get new memory/ Create new list.
    auto *list = new List<T>();

    list->data = item;
    list->next = nullptr;
    list->prev = this->tail;
    if (this->head == nullptr) {
        this->head = list;
        this->tail = nullptr;
        ++this->size;
        return;
    }
    List<T> *temp = this->head;
    while (temp->next != nullptr ) {
        temp = temp->next;
    }
    temp->next = list;
    this->tail = list;
    ++this->size;
}
#endif //MIDTERMEXAM_LIST_H

main.cpp

#include <iostream>
#include "Data.h"

int main() {
    Data d;

    // inserting
    d.insert(12, "name","cnic", 16.5, "male", "address", "rawalpindi", "punjab", "teacher", "12 nov", true);
    d.insert(122, "name 2","cnic", 34.5, "male", "address", "lahore", "punjab", "teacher", "12 nov", true);

    d.print(34.5, "lahore");
    std::cout << d.totalPatients(true);
    d.print();
    std::cout << "Hello, World!" << std::endl;
    return 0;
}