carwash.c

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>

// Function prototypes
void displayServices();
void bookService();
void viewBooking();
void cancelBooking();
void searchBooking();
void exitApp();

// Structure to store booking details
typedef struct {
    char name[50];
    char service[50];
    char date[20];
} Booking;

Booking bookings[100];
int bookingCount = 0;

// Utility function to get current date
void getCurrentDate(char* buffer) {
    time_t t;
    struct tm* tm_info;
    t = time(NULL);
    tm_info = localtime(&t);
    strftime(buffer, 20, "%d/%m/%Y", tm_info);
}

// Function to clear the input buffer
void clearBuffer() {
    int c;
    while ((c = getchar()) != '\n' && c != EOF);
}

// Function to trim newline characters from strings
void trimNewline(char* str) {
    str[strcspn(str, "\n")] = '\0';
}

int main() {
    int choice;

    while (1) {
        // Main menu
        printf("\n");
        printf("========================================\n");
        printf("      Welcome to Car Wash Service       \n");
        printf("========================================\n");
        printf("1. View Services\n");
        printf("2. Book a Service\n");
        printf("3. View Bookings\n");
        printf("4. Cancel a Booking\n");
        printf("5. Search Booking\n");
        printf("6. Exit\n");
        printf("========================================\n");
        printf("Enter your choice: ");
        scanf("%d", &choice);
        clearBuffer(); // Ensure input buffer is cleared

        switch (choice) {
            case 1:
                displayServices();
                break;
            case 2:
                bookService();
                break;
            case 3:
                viewBooking();
                break;
            case 4:
                cancelBooking();
                break;
            case 5:
                searchBooking();
                break;
            case 6:
                exitApp();
                return 0;
            default:
                printf("Invalid choice! Please try again.\n");
        }
    }

    return 0;
}

// Function to display available services
void displayServices() {
    printf("\n");
    printf("========================================\n");
    printf("          Available Car Wash Services   \n");
    printf("========================================\n");
    printf("1. Basic Wash       - Rs. 300\n");
    printf("2. Premium Wash     - Rs. 500\n");
    printf("3. Interior Cleaning - Rs. 700\n");
    printf("4. Complete Detailing - Rs. 1000\n");
    printf("========================================\n");
}

// Function to book a service
void bookService() {
    Booking newBooking;

    printf("\n");
    printf("========================================\n");
    printf("             Book a Service             \n");
    printf("========================================\n");
    printf("Enter your name: ");
    fgets(newBooking.name, sizeof(newBooking.name), stdin);
    trimNewline(newBooking.name);

    printf("Enter the service (e.g., Basic Wash, Premium Wash): ");
    fgets(newBooking.service, sizeof(newBooking.service), stdin);
    trimNewline(newBooking.service);

    printf("Enter the booking date (DD/MM/YYYY) or press Enter for today: ");
    fgets(newBooking.date, sizeof(newBooking.date), stdin);
    if (newBooking.date[0] == '\n') {
        getCurrentDate(newBooking.date);
    } else {
        trimNewline(newBooking.date);
    }

    // Store the booking
    bookings[bookingCount++] = newBooking;

    printf("Booking confirmed! Thank you, %s.\n", newBooking.name);
}

// Function to view all bookings
void viewBooking() {
    if (bookingCount == 0) {
        printf("\nNo bookings available.\n");
        return;
    }

    printf("\n");
    printf("========================================\n");
    printf("             Booking Details            \n");
    printf("========================================\n");

    for (int i = 0; i < bookingCount; i++) {
        printf("Booking %d:\n", i + 1);
        printf("Name    : %s\n", bookings[i].name);
        printf("Service : %s\n", bookings[i].service);
        printf("Date    : %s\n", bookings[i].date);
        printf("----------------------------------------\n");
    }
}

// Function to cancel a booking
void cancelBooking() {
    char name[50];
    int found = 0;

    if (bookingCount == 0) {
        printf("\nNo bookings to cancel.\n");
        return;
    }

    printf("\nEnter the name to cancel booking: ");
    fgets(name, sizeof(name), stdin);
    trimNewline(name);

    for (int i = 0; i < bookingCount; i++) {
        if (strcmp(bookings[i].name, name) == 0) {
            for (int j = i; j < bookingCount - 1; j++) {
                bookings[j] = bookings[j + 1];
            }
            bookingCount--;
            found = 1;
            printf("Booking for %s has been canceled.\n", name);
            i--; // Adjust index to re-check the current position
        }
    }

    if (!found) {
        printf("No booking found for the name: %s\n", name);
    }
}

// Function to search for a booking
void searchBooking() {
    char name[50];
    int found = 0;

    if (bookingCount == 0) {
        printf("\nNo bookings available to search.\n");
        return;
    }

    printf("\nEnter the name to search: ");
    fgets(name, sizeof(name), stdin);
    trimNewline(name);

    for (int i = 0; i < bookingCount; i++) {
        if (strcmp(bookings[i].name, name) == 0) {
            printf("\nBooking Found:\n");
            printf("Name    : %s\n", bookings[i].name);
            printf("Service : %s\n", bookings[i].service);
            printf("Date    : %s\n", bookings[i].date);
            printf("----------------------------------------\n");
            found = 1;
        }
    }

    if (!found) {
        printf("No booking found for the name: %s\n", name);
    }
}

// Function to exit the application
void exitApp() {
    printf("\nThank you for using the Car Wash Service! Goodbye!\n");
}