main.cpp

/*
Ahmed Arafat
Business Information System
ahmedmoyousry.bis@gmail.com
6-2020
*/
#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
typedef long double ld;
typedef std::pair<int, int> pii;
typedef std::pair<ll, ll> pll;
typedef std::pair<std::string, std::string> pss;
typedef std::vector<int> vi;
typedef std::vector<vi> vvi;
typedef std::vector<pii> vii;
typedef std::vector<ll> vl;
typedef std::vector<vl> vvl;
typedef std::map<ll, ll> mpll;
double EPS = 1e-9;
int INF = 1000000005;
long long INFF = 1000000000000000005LL;
double PI = acos(-1);
int dirx[8] = {-1, 0, 0, 1, -1, -1, 1, 1};
int diry[8] = {0, 1, -1, 0, -1, 1, -1, 1};

#ifdef TESTING
#define DEBUG fprintf(stderr, "====TESTING====\n")
#define VALUE(x) cerr << "The value of " << #x << " is " << x << endl
#define debug(...) fprintf(stderr, __VA_ARGS__)
#else
#define DEBUG
#define VALUE(x)
#define debug(...)
#endif

#define FOR(a, b, c) for (int(a) = (b); (a) < (c); ++(a))
#define FORN(a, b, c) for (int(a) = (b); (a) <= (c); ++(a))
#define FORD(a, b, c) for (int(a) = (b); (a) >= (c); --(a))
#define FORSQ(a, b, c) for (int(a) = (b); (a) * (a) <= (c); ++(a))
#define FORC(a, b, c) for (char(a) = (b); (a) <= (c); ++(a))
#define FOREACH(a, b) for (auto&(a) : (b))
#define REP(i, n) FOR(i, 0, n)
#define REPN(i, n) FORN(i, 1, n)
#define MAX(a, b) a = max(a, b)
#define MIN(a, b) a = min(a, b)
#define SQR(x) ((LL)(x) * (x))
#define RESET(a, b) memset(a, b, sizeof(a))
#define fi first
#define se second
#define mp make_pair
#define pb push_back
#define ALL(v) v.begin(), v.end()
#define ALLA(arr, sz) arr, arr + sz
#define SIZE(v) (int)v.size()
#define SORT(v) sort(ALL(v))
#define REVERSE(v) reverse(ALL(v))
#define SORTA(arr, sz) sort(ALLA(arr, sz))
#define REVERSEA(arr, sz) reverse(ALLA(arr, sz))
#define PERMUTE next_permutation
#define TC(t) while (t--)
#define HANDLE_WRONG_INPUT          while(std::cin.fail()){std::cin.clear();std::cin.ignore();}
#define debug                       printf("I am here\n");
#define ll                  long long
#define scl(n)              scanf("%lld", &n)
#define scf(n)              scanf("%lf", &n)
#define pfl(x)              printf("%lld\n",x)
#define md                  10000007
#define pb                  push_back
#define fr(i, n)             for (ll i=0;i<n;i++)
#define fr1(i, n)            for(ll i=1;i<=n;i++)
#define asort(a)            sort(a,a+n)
#define dsort(a)            sort(a,a+n,greater<int>())
#define pn                  printf("\n")
#define debug               printf("I am here\n")
#define ps                  printf(" ")

/******************************Code Starts Here*********************************************/
class Car {
private:
    string brand;
    string color;
    string model;
    int year_of_production;
    string manual_or_auto;
    double rent_per_day;
    int no_of_seats;
    bool is_car_rented;
    static string Names_of_renter[10];
public:
    void Setter(string br, string col, string mod, int year, string man_aut, double rent, int no) {
        brand = br;
        color = col;
        model = mod;
        year_of_production = year;
        manual_or_auto = man_aut;
        rent_per_day = rent;
        no_of_seats = no;
        is_car_rented = false;
    }

public:
    void report() {
        cout << "Car's Brand is : " << brand << endl;
        cout << "Car's Color is : " << color << endl;
        cout << "Car's Model is : " << model << endl;
        cout << "Car's Year of Production is : " << year_of_production << endl;
        cout << "Car's Number of seats are : " << no_of_seats << endl;
        cout << "Car is : " << manual_or_auto << endl;
        cout << "Car's Rent per Day is : " << rent_per_day << " L.E." << endl;
    }

    void report_rent(int i) {
        if (is_car_rented)
            cout << "Car is rented by " << Names_of_renter[i] << endl;
        else
            cout << "Car is not rented" << endl;
    }

    void become_rented() {
        is_car_rented = true;
    }

    void car_is_returned() {
        is_car_rented = false;
    }

    bool is_choosen_car_rented() {
        if (is_car_rented) return 1;
        else return 0;
    }

    double rent_per_day_getter() {
        return rent_per_day;
    }

    void save_name(string n, int num) {
        Names_of_renter[num] = n;

    }
};

string Car::Names_of_renter[10] = {};

class Customer {
private:
    string name;
    string password;
    int age;
    string phone;
    string address;
    int no_of_cars_rented;
    vector<int> no_of_each_car;
    static int No_of_customers;
public :
//       order(){
//        order_number=0;
//    order_date="";
//    order_value=0.0;
//    no_of_product=0;
//    client_name="";
//}

    void Setter(string n, string pass, int ag, string ph, string add) {
        name = n;
        password = pass;
        age = ag;
        phone = ph;
        address = add;
        no_of_cars_rented = 0;
        No_of_customers++;
    }

    void add_car_to_rent(int no) {
        no_of_each_car.push_back(no);
        no_of_cars_rented++;
    }

    void remove_car_from_rent(int no) {
        no_of_each_car.erase(no_of_each_car.begin() + no);
        no_of_cars_rented--;

    }

    int cars_rented() const {
        return no_of_cars_rented;
    }

    bool is_customer_exist(string n, string pass) {
        if (name == n && password == pass)
            return 1;
        else
            return 0;
    }

    string customer_name_getter() {
        return name;
    }

    void no_of_each_car_getter() {
        for (int w = 0; w < no_of_each_car.size(); w++) {
            cout << "Car #" << no_of_each_car[w] + 1 << endl;
        }

    }

    bool is_no_of_each_car_exist(int no) {
        for (int i = 0; i < no_of_each_car.size(); i++) {
            if (no_of_each_car[i] + 1 == no) {
                return 1;
                break;
            } else
                return 0;
        }
    }
};

int Customer::No_of_customers = 0;

void Print(int n) {
    cout << "Car #" << n + 1 << " :" << endl << endl;
}

bool is_exist;
string br, col, mod, man_auto;
int year, no_seats, user_or_client, i, j;
double price_day;
bool is_rented;
string n, passwd, ph, add;
int ag, nooo;
Car C[10];//Array of Object of Type Car
vector<Customer> Customer_list;
Customer obj;

///MAIN()
int main() {
    cout << "\t\t\t\t\t\t\t\t ***************************\n" << endl;
    cout << "\t\t\t\t\t\t\t\t Welcome To Car Rent Project\n" << endl;
    cout << "\t\t\t\t\t\t\t\t ***************************\n" << endl;
    while (true) {
        cout << "Please Enter\n(1) if you're a User\n(2) if you're a Customer enter\n(3) To END PROGRAM" << endl
             << endl;
        cin >> user_or_client;
        cout << endl;
        if (user_or_client == 1) {
            int user_options;
            cout << "Please enter : \n (1) if you want to input car(s) details \n (2) if you want to modify car(s) details \n (3) to display full report"
            << endl << endl;
            cin >> user_options;
            cout << endl;
            if (user_options == 1) {
                cout << "Please enter :\n1)Brand\n2)Color\n3)Model\n4)Year of Production\n5)Number of Seats\n6)Is the car manual or automatic\n7)Rent per day for car (in L.E.)\nRespectively"
                << endl << endl;
                for (i = 0, j = 9; i < 10; i++, j--) {
                    cin >> br >> col >> mod >> year >> no_seats >> man_auto >> price_day;
                    cout << endl;
                    C[i].Setter(br, col, mod, year, man_auto, price_day, no_seats);
                    // obj[i].report();
                    cout << "Cars has been successfully recorded" << endl << endl;
                    if (j != 0)
                        cout << "You have to enter " << j << " more car(s)" << endl << endl;
                    else
                        cout << "Done :)" << endl << endl;
                }
                continue;
            }
            if (user_options == 2) {
                int car_number;
                cout << "Please enter No. Of car You want to modify " << endl << endl;
                cin >> car_number;
                if (car_number < 0 || car_number > 10) {
                    cout << "Please enter a right number range between 1 to 10" << endl << endl;
                } else {
                    cout << "Please enter again:\n1)Brand\n2)Color\n3)Model\n4)Year of Production\n5)Number of Seats\n6)Is the car manual or automatic\n7)Rent per day for car (in L.E.)\n8)Is car rented or not (enter 1 if it is or 0 if it is not)\nRespectively"
                    << endl << endl;
                    cin >> br >> col >> mod >> year >> no_seats >> man_auto >> price_day;
                    //cout<<endl;
                    C[car_number - 1].Setter(br, col, mod, year, man_auto, price_day, no_seats);
                    //obj[product_number-1].report();
                    cout << "\n\nCar No. " << car_number << " has been successfully modified" << endl << endl;
                }
            }
            if (user_options == 3) {
                for (i = 0; i < 10; i++) {
                    Print(i);
                    C[i].report();
                    C[i].report_rent(i);
                    cout << endl << endl;
                }
                cout << endl << endl;
            }
        } else if (user_or_client == 2) {
            cout << "Please enter (1) to Sign up or (2) to Sign in\n" << endl;
            int sign_in_or_up;
            cin >> sign_in_or_up;
            if (sign_in_or_up == 1) {
                cout << "Please enter :\n1)Your Name\n2)Your Password\n3)Your Age\n4)Your Phone\n5)Your Address "
                << endl;
                getline(cin, n);
                getline(cin, n);
                getline(cin, passwd);
                cin >> ag >> ph >> add;
                obj.Setter(n, passwd, ag, ph, add);
                Customer_list.push_back(obj);
                cout << endl;
                cout << "Your Account has been created successfully" << endl << endl;
            } else if (sign_in_or_up == 2) {
                cout << "Please enter your name : " << endl;
                getline(cin, n);
                getline(cin, n);
                cout << endl;
                cout << "Please enter your password : " << endl;
                getline(cin, passwd);
                cout << endl;
                for (int i = 0; i < Customer_list.size(); i++) {
                    if (Customer_list[i].is_customer_exist(n, passwd)) {
                        nooo = i;
                        is_exist = true;
                        break;
                    } else
                        is_exist = false;
                }
                if (is_exist) {

                    cout << "Welcome Back : " << Customer_list[nooo].customer_name_getter() << endl << endl;
                    cout << "Please enter:\n1)To show all available cars then choose one to rent\n2)To return the rented car"
                    << endl << endl;
                    int customer_choise;
                    cin >> customer_choise;
                    if (customer_choise == 1) {
                        for (i = 0; i < 10; i++) {
                            Print(i);
                            C[i].report();
                        }
                        cout << endl << endl;
                        cout << "Please enter No. of car you want to rent" << endl << endl;
                        int wanted_car;
                        cin >> wanted_car;
                        if (Customer_list[nooo].cars_rented() >= 2) {
                            cout << "Sorry " << Customer_list[nooo].customer_name_getter()
                                 << " you can't rent any other car as you already rented 2 cars at the same time"
                                 << endl << endl;

                        } else if (C[wanted_car - 1].is_choosen_car_rented()) {

                            cout << "Sorry you can't rent this car as it's already rented to someone else" << endl
                                 << endl;
                        } else if (wanted_car >= 1 && wanted_car <= 10) {
                            cout << "please enter number of days you want to rent the car" << endl;
                            int days;
                            cin >> days;
                            while (true) {
                                if (days > 30) {
                                    cout << "Sorry " << days
                                         << " days is to much, we can't agree upon this number of days" << endl;
                                    cout << "please enter another number of days" << endl;
                                    cin >> days;
                                } else {
                                    cout << "Total money you will pay to rent the car for " << days << " days is : "
                                         << days * C[wanted_car - 1].rent_per_day_getter() << " L.E." << endl;
                                    cout << "Are you sure that you want to complete the transaction ?" << endl;
                                    cout << "[Y/N]" << endl;
                                    char c;
                                    cin >> c;
                                    if (c == 'Y') {
                                        cout << "Congratulations .. The rent transaction is completed successfully"
                                             << endl << endl;
                                        C[wanted_car - 1].become_rented();
                                        Customer_list[nooo].add_car_to_rent(wanted_car - 1);
                                        C[wanted_car - 1].save_name(Customer_list[nooo].customer_name_getter(),
                                                                    wanted_car - 1);
                                        break;
                                    }
                                    if (c == 'N') {
                                        cout << "The rent transaction is not completed" << endl << endl;
                                        break;
                                    } else {
                                        cout << "Please make sure to enter either (Y) or (N)" << endl << endl;
                                        break;
                                    }
                                }
                            }
                        } else cout << "Please enter a right number range between 1 to 10" << endl << endl;

                    } else if (customer_choise == 2) {
                        Customer_list[nooo].no_of_each_car_getter();
                        cout << "please enter number of car you want to return" << endl << endl;
                        int car_no;
                        cin >> car_no;
                        if (Customer_list[nooo].is_no_of_each_car_exist(car_no) && car_no != 0) {
                            Customer_list[nooo].remove_car_from_rent(car_no - 1);
                            C[car_no - 1].car_is_returned();
                            cout << "Congratulations .. you have returned the car" << endl << endl;
                        } else
                            cout << "Please make sure that you have entered the right car number" << endl << endl;
                    } else {
                        cout << "Please make sure to enter either (1) or (2)" << endl << endl;
                    }
                } else {
                    cout << "Sorry .. The User Name or Password is incorrect .. please try again" << endl << endl;
                }
            }
        } else if (user_or_client == 3) {

            cout << "Are you really want to Exit Program " << endl;
            cout << "[Y/N]" << endl << endl;
            char c;
            cin >> c;
            cout << endl;
            if (c == 'Y') {
                cout << "Thanks For Using Our Program (^_^) " << endl;
                break;
            } else if (c == 'N')
                continue;
        } else {
            cout << "Error .. please make sure that you have entered 1 , 2 or 3 :)";
            break;
        }
    }

}
/*
        INPUTS:
        bmw red benz 2015 4 manual 2000
        mercedes blue benz 2000 6 automatic 5000
        bmw red benz 2001 4 manual 3000
        matsibeshi green benz 2002 4 automatic 4000
        bmw red benz 2019 6 manual 1500
        bmw yellow benz 2020 4 automatic 6000
        bmw red benz 2014 2 manual 3000
        vw brown benz 2016 4 automatic 3500
        tata red benz 2010 8 manual 8000
        bmw white benz 2012 4 automatic 2000

        Ahmed Arafat
        pass
        20 0211 cairo
*/