123

#define _CRT_SECURE_NO_WARNINGS
#include<stdio.h>
#include<string.h>
#include<ctype.h>
#include<windows.h>
#include<stdlib.h>

int doctor();           //sub function declaration
int reception();        //int or void is return type
int doctor_menu();
int reception_menu();
int doctor_patient_menu();
int doctor_appointment_menu();
int reception_patient_menu();
int reception_appointmet_menu();
int add_new_patient();
int view_patient();
int search_patient();
int delete_patient();
int modify_patient();
int add_appointment();
int search_appointment();
int delete_appointment();
int modify_appointment();
int choice;

void gotoxy();

struct patient
{
    char patient_name[100];
    char patient_ID[10];
    char gender[10];
    char age[10];
    char contact_num[30];
    char address[25];
    char city[12];
    char state[10];
    char zipcode[20];
    char doctor_type[20];
    char doctor_name[20];
    char appointment_time[10];
}p1;

void getPatientName()
{   int n=0;
    gotoxy(25, 9);
    char buffer[100];

    printf("Enter Name:");
    gets(buffer);

    while(n < sizeof(buffer))
    {
        if(buffer[n] == ' ')
            buffer[n] = '_' ;
        n++ ;

    }
    buffer[n] = '0';
    strcpy(p1.patient_name , buffer);
}

void getPatientID()
{
    gotoxy(25, 10);
    printf("Enter Patient ID:");
    gets(p1.patient_ID);
}

void getGender()
{
    gotoxy(25, 11);
    printf("Enter Gender:");
    gets(p1.gender);
}

void getAge()
{
    gotoxy(25, 12);
    printf("Enter Age:");
    gets(p1.age);
}

void getContactNum()
{
    gotoxy(25, 13);
    printf("Enter Contact Num:");
    gets(p1.contact_num);
}

void getAddress()
{
    gotoxy(25, 14);
    printf("Enter Address:");
    gets(p1.address);
}

void getCity()
{
    gotoxy(25, 15);
    printf("Enter City:");
    gets(p1.city);

}

void getState()
{
    gotoxy(25, 16);
    printf("Enter State:");
    gets(p1.state);
}

void getZipCode()
{
    gotoxy(25, 17);
    printf("Enter ZipCode:");
    gets(p1.zipcode);
}

COORD coord = { 0, 0 };

void main()              // Login Process
{
    int a, b;
    do{

        system("cls");
        gotoxy(25, 8);
        printf("1. Doctor\n");
        gotoxy(25, 9);
        printf("2. Reception\n");
        gotoxy(25, 11);
        printf("Enter your choice:");
        scanf("%d", &choice);
        if (choice < 1 || choice > 2)
        {
            gotoxy(25, 13);
            printf("Invalid Entry\n");
            gotoxy(25, 14);
            printf("Please try again!\n");
        }
        switch (choice)
        {
        case 1: a = doctor();
            if (a != 0)
                doctor_menu();
            break;
        case 2: b = reception();
            if (b != 0)
                reception_menu();
            break;
        }
    } while (choice <1  ||  choice > 2);
}

void gotoxy(int x, int y)
{
    coord.X = x;
    coord.Y = y;
    SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE), coord);
}
int doctor()
{
    char name[30] = "Doctor", password[10] = "1234";
    char user_input[30], user_password[10];
    int a = 0;
    do{

        system("cls");
        gotoxy(25, 8);
        printf("Welcome Doctor!\n");
        fflush(stdin);
        gotoxy(25, 11);
        printf("Name:");
        gets(user_input);
        fflush(stdin);
        gotoxy(25, 13);
        printf("Password:");
        gets(user_password);
        if ((strcmp(name, user_input) == 0) && (strcmp(password, user_password) == 0))
        {
            printf("Login successful");
            a = 1;
        }
        else
        {

            a = 0;
        }
    } while (a == 0);
    return a;
}

int reception()
{
    char name[30] = "Jack", password[10] = "1234";
    char user_input[30], user_password[10];
    int a = 0;
    do{

        system("cls");
        gotoxy(25, 8);
        printf("Welcome Admin!\n");
        fflush(stdin);
        gotoxy(25, 11);
        printf("Name:");
        fflush(stdin);
        gets(user_input);
        gotoxy(25, 13);
        printf("Password:");
        gets(user_password);
        if ((strcmp(name, user_input) == 0) && ((strcmp(password, user_password) == 0)))
        {
            printf("Login successful");
            a = 1;
        }
        else
        {
            a = 0;
        }
    } while (a == 0);
    return a;
}

int doctor_menu()
{
    do{

        system("cls");
        gotoxy(25, 8);
        printf("----------Doctor Menu----------");
        gotoxy(25, 10);
        printf("1. Patient\n");
        gotoxy(25, 11);
        printf("2. Appointment\n");
        if (choice < 1 && choice > 2)
        {
            gotoxy(25, 15);
            printf("Invalid Entry\n");
            gotoxy(25, 16);
            printf("Please try again!\n");
        }
        gotoxy(25, 13);
        printf("Enter your choice:");
        scanf("%d", &choice);
        switch (choice)
        {
        case 1: doctor_patient_menu();
            break;
        case 2: doctor_appointment_menu();
            break;
        }
    } while (choice <1  ||  choice > 2);
}

int reception_menu()
{
    do{

        system("cls");
        gotoxy(25, 8);
        printf("----------Reception Menu----------");
        gotoxy(25, 10);
        printf("1. Patient\n");
        gotoxy(25, 11);
        printf("2. Appointment\n");
        gotoxy(25, 13);
        printf("Enter your choice:");
        scanf("%d", &choice);
        if (choice < 1 || choice > 2)
        {
            gotoxy(25, 15);
            printf("Invalid Entry\n");
            gotoxy(25, 16);
            printf("Please try again!\n");
        }
        switch (choice)
        {
        case 1: reception_patient_menu();
            break;
        case 2: reception_appointmet_menu();
            break;
        default:;
        }
    } while (choice <1  ||  choice > 2);
}

int doctor_patient_menu()
{
    do{

        system("cls");
        gotoxy(25, 10);
        printf("1. Search Patient\n");
        gotoxy(25, 11);
        printf("2. Modify Patient\n");

        gotoxy(25, 13);
        printf("Enter your choice:");
        scanf("%d", &choice);
        if ((choice <1  ||  choice > 2))
        {
            gotoxy(25, 15);
            printf("Invalid Entry\n");
            gotoxy(25, 16);
            printf("Please try again!\n");
        }
        switch (choice)
        {
        case 1: search_patient();
            break;
        case 2: modify_patient();
            break;
        }
    } while (choice <1  ||  choice > 2);
}

int doctor_appointment_menu()
{
    do{

        system("cls");
        gotoxy(25, 10);
        printf("1. Search Appointment\n");
        gotoxy(25, 11);
        printf("2. Modify Appointment\n");

        gotoxy(25, 13);
        printf("Enter your choice:");
        scanf("%d", &choice);
        if (choice <1 || choice > 2)
        {
            gotoxy(25, 15);
            printf("Invalid Entry\n");
            gotoxy(25, 16);
            printf("Please try again!\n");
        }
        switch (choice)
        {
        case 1: search_appointment();
            break;
        case 2: modify_appointment();
            break;
        }
    } while (choice <1  ||  choice > 2);
}

int reception_patient_menu()
{

    do{

        system("cls");
        gotoxy(25, 8);
        printf("1. Add New Patient\n");
        gotoxy(25, 9);
        printf("2. View Patient\n");
        gotoxy(25, 10);
        printf("3. Search Patient\n");
        gotoxy(25, 11);
        printf("4. Delete Patient\n");
        gotoxy(25, 12);
        printf("5. Modify Patient\n");

        gotoxy(25, 14);
        printf("Enter your choice:");
        fflush(stdin);
        scanf("%d", &choice);
        if ((choice <1  ||  choice > 5))
        {
            gotoxy(25, 16);
            printf("Invalid Entry\n");
            gotoxy(25, 17);
            printf("Please try again!\n");
        }
        switch (choice)
        {
        case 1: add_new_patient();
            break;
        case 2: view_patient();
            break;
        case 3: search_patient();
            break;
        case 4: delete_patient();
            break;
        case 5: modify_patient();
            break;
        }
    } while ((choice <1  ||  choice > 5));
}

int reception_appointmet_menu()
{
    do{

        system("cls");
        gotoxy(25, 8);
        printf("1. Add New Appointment\n");
        gotoxy(25, 9);
        printf("2. Search Appointment\n");
        gotoxy(25, 10);
        printf("3. Delete Appointment\n");
        gotoxy(25, 11);
        printf("4. Modify Appointment\n");

        gotoxy(25, 13);
        printf("Enter your choice:");
        fflush(stdin);
        scanf("%d", &choice);
        if ((choice <1 || choice > 4))
        {
            gotoxy(25, 15);
            printf("Invalid Entry\n");
            gotoxy(25, 16);
            printf("Please try again!\n");
        }
        switch (choice)
        {
        case 1: add_appointment();
            break;
        case 2: search_appointment();
            break;
        case 3: delete_appointment();
            break;
        case 4: modify_appointment();
            break;
        }
    } while ((choice <1 || choice > 4));
}

int add_new_patient()               // Store patient details
{
    char selection = 'Y';

    FILE*fp;
    fp = fopen("patient.txt", "a");

    if (!fp)
    {
        printf("File cannot open!");
        reception_patient_menu();
    }
    else
    {
        while (selection = 'Y')
        {

            system("cls");
            fflush(stdin);
            getPatientName();
            getPatientID();
            getGender();
            getAge();
            getContactNum();
            getAddress();
            getCity();
            getState();
            getZipCode();
            fprintf(fp, "%s>\t\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\n", p1.patient_ID, p1.patient_name, p1.gender, p1.age, p1.contact_num, p1.address, p1.city, p1.state, p1.zipcode);
            gotoxy(25, 19);
            printf("Do You Want To Add Another Patient's Details? (Y/N)");
            fflush(stdin);
            selection = getchar();

            if (toupper(selection) != 'Y')
            {
                fclose(fp);
                reception_patient_menu();
            }

        }
    }
}

int view_patient()
{
    FILE*fp;
    int length = 0;
    fp = fopen("patient.txt", "r");
    if (fp == NULL)
    {
        printf("File Cannot Open!\n");
        system("pause");
        reception_patient_menu();

    }
    else
    {
        while (1) {
            fscanf(fp, "%s", p1.patient_ID);
            if (feof(fp))
                break;
            gotoxy(25, 15);
            length = strlen(p1.patient_ID);
            p1.patient_ID[length - 1] = '\0';
            printf("Patient ID\t:%s\n", p1.patient_ID);
            fscanf(fp, "%s", p1.patient_name);
            printf("Patient Name\t:%s\n", p1.patient_name);
            fscanf(fp, "%s", p1.gender);
            printf("Gender\t\t:%s\n", p1.gender);
            fscanf(fp, "%s", p1.age);
            printf("Age\t\t:%s\n", p1.age);
            fscanf(fp, "%s", p1.contact_num);
            printf("Contact Number\t:%s\n", p1.contact_num);
            fscanf(fp, "%s", p1.address);
            printf("Address\t\t:%s\n", p1.address);
            fscanf(fp, "%s", p1.city);
            printf("City\t\t:%s\n", p1.city);
            fscanf(fp, "%s", p1.state);
            printf("State\t\t:%s\n", p1.state);
            fscanf(fp, "%s", p1.zipcode);
            printf("ZipCode\t\t:%s\n\n", p1.zipcode);
        } ;
        fclose(fp);
        system("pause");
        reception_patient_menu();
    }
}

int search_patient()
{
    FILE*fp;
    const char s[2] = ">";
    char *token;
    long position;


    fp = fopen("patient.txt", "r");
     if(fp==NULL)
        {
            exit(1);
            printf("File cannot open");
        }

     else
     {
         char buffer[200];
         char input[200];
         char tok[200];
         int found = 1;

         printf("Enter the id: ");
         fflush(stdin);
        gets(input);

        position = ftell(fp);

         while(fgets(buffer,200,fp) != NULL)
         {

             strcpy(tok,buffer);
             token = strtok(tok, s);
             if(strstr(token,input)!=NULL)
             {
                fgetpos(fp, position);
                  fscanf(fp,"%s %s %s %s %s %s %s %s %s %s",p1.patient_ID
                         ,p1.patient_name
                          ,p1.gender
                           ,p1.contact_num
                            ,p1.age
                             ,p1.address
                              ,p1.city
                               ,p1.zipcode
                                ,p1.state
                                 ,p1.appointment_time);

                    printf("name: %s\n",p1.patient_name);
                    printf("Gender: %s\n",p1.gender);
                    printf("age: %s\n",p1.age);
                    printf("address: %s\n",p1.address);
                  found = 0;
             }

            position = ftell(fp);
         }
         if(found == 1)
            printf("ID not found");

         if(feof(fp))
         {
             printf("\n");
         }
         else
         {
            printf("\nError");
             exit(1);
         }

     }
     fclose(fp);


    system("pause");
    reception_patient_menu();
}

int delete_patient()
{
    FILE*fp;
    system("cls");
    char user_input[30];
    fp = fopen("patient.txt", "r");
    if (fp = NULL)
    {
        printf("File Cannot Open");
    }
    else
    {
        gotoxy(25, 10);
        printf("Enter Your Patient Name:\n");
        fflush(stdin);
        gets(user_input);
        fscanf(fp, "%s", p1.patient_name);
        {
            if (strcmp(user_input, p1.patient_name) == 0)
            {
                fscanf(fp, "%s", p1.patient_name);
                printf("Patient Name    :%s\n", p1.patient_name);
                fscanf(fp, "%s", p1.patient_ID);
                printf("Patient ID     :%s", p1.patient_ID);
            }
            else
            {
                printf("Patient Name Cannot Find");
            }
        }
    }
}

int modify_patient()
{
    char user_input[30];
    system("cls");
    FILE*fp;
    fp = fopen("patient.txt", "r");
    if (fp = NULL)
    {
        printf("File Cannot Open");
    }
    else
    {
        gotoxy(25, 10);
        fflush(stdin);
        printf("Enter Your Patient Name:\n");
        gets(user_input);

        printf("%s", user_input);
        {
            if (strcmp(user_input, p1.patient_name) == 0)
            {
                fscanf(fp, "%s", p1.patient_name);
                printf("Patient Name    :%s\n", p1.patient_name);
                fscanf(fp, "%s", p1.patient_ID);
                printf("Patient ID     :%s", p1.patient_ID);
            }
            else
            {
                printf("Patient Name Cannot Find");
            }
        }
    }
}

int add_appointment()
{
    FILE*fp;
    char user_input[30];
    int i = 0;

    system("cls");
    fp = fopen("patient.txt", "r");
    if (fp = NULL)
    {
        printf("File Cannot Open");
    }
    else
    {
        printf("Enter Your Patient ID:");
        fflush(stdin);
        gets(user_input);
        do  {
            fscanf(fp, "%s", p1.patient_ID);

        } while (!feof(fp));
        printf("Enter Doctor Type:\n");
        gets(p1.doctor_type);
        fprintf(fp, "%s", p1.doctor_type);
        printf("Enter Doctor Name:\n");
        gets(p1.doctor_name);
        fprintf(fp, "%s", p1.doctor_name);
        printf("Enter Appointment Time\n");
        gets(p1.appointment_time);
        fprintf(fp, "%s\n", p1.appointment_time);
        fclose(fp);
    }
}


int search_appointment()
{
    FILE*fp;
    char user_input[30];


    system("cls");
    fp = fopen("patient.txt", "r");
    if (fp == NULL)
    {
        printf("File Cannot Open");
    }
    else
    {
        gotoxy(25, 10);
        printf("Enter Your Appointment ID:");

    }
}

int delete_appointment()
{
    FILE*fp;
    char user_input[30];

    system("cls");
    fp = fopen("patient.txt", "r");
    if (fp == NULL)
    {
        printf("File Cannot Open");
    }
    else
    {
        gotoxy(25, 10);
        printf("Enter Your Appointment ID:");
        gets(user_input);
    }
}

int modify_appointment()
{
    FILE*fp;
    char user_input[30];
    int i = 0;

    system("cls");
    fp = fopen("patient.txt", "r");
    if (fp == NULL)
    {
        printf("File Cannot Open");
    }
    else
    {
        printf("Enter Your Appointment ID:");
        gets(user_input);

        for (i = 0; i<100; i++)
        {
            fscanf(fp, "%s", p1.patient_ID);
            if (strcmp(user_input, p1.patient_ID) == 0)
            {
                printf("Patient Found");
            }
            else
            {
                printf("Error");
            }

        }
    }

}