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#include<stdio.h>
#include<stdlib.h>
#include<conio.h>
#include<string.h>
void newrec( FILE * fPtr);
void rec( FILE * fPtr);
void update (FILE * uPtr);
void deleterec(FILE *dfPt);
void updatefile( FILE * uPtr);
typedef struct guests
{
int room_no;
char name[30];
char address[50];
char phone[10];
int period;
}guests;
guests guest[50];
int main()
{
int option;
FILE *cfPtr;
if( (cfPtr=fopen("hotel.txt", "a+" ) ) ==NULL ) {
printf("File could not be opened\n");
}
else
{
do{
printf ("\t**********************************************************************\n");
printf ("\t* *\n");
printf ("\t* W E L C O M E *\n");
printf ("\t* *\n");
printf ("\t* T O *\n");
printf ("\t* *\n");
printf ("\t* T R A N Q U I L P A R A D I S E H O T E L *\n");
printf ("\t* *\n");
printf ("\t* H O T E L M A N A G E M E N T S Y S T E M *\n");
printf ("\t* *\n");
printf ("\t* *\n");
printf ("\t**********************************************************************\n");
printf ("\n");
system ("pause\n");
system ("cls");
printf ("\n\tPlease select your option from the list below:\n\n\n");
printf ("\t 1. Add new record\n");
printf ("\t 2. View Records\n");
printf ("\t 3. Update/Edit Record\n");
printf ("\t 4. Delete Record\n");
printf ("\t 5. Exit\n");
system ("pause\n");
system ("cls");
scanf ("%d",&option);
switch (option)
{
case 1: system("cls");
newrec(cfPtr);
break;
case 2: system("cls");
rec(cfPtr);
break;
case 3: system("cls");
update(cfPtr);
break;
case 4: system("cls");
deleterec(cfPtr);
break;
case 6: exit(0);
default:
printf ("\n INVALID SELECTION!!!\n");
system ("pause\n");
return 0;
}
void newrec(FILE *fPtr)
{
int answer;
int i = 1;
if(( cfPrt=Fopen("hotel.txt", "a+")) ==NULL){
printf(" File could not be opened\n");
}
else
{
do{
system ("cls");
system (" color 3a");
printf ("Enter full name:\n\n");
scanf ("%s", guest[i].name);
printf ("Enter address:\n\n");
scanf ("%s", guest[i].address);
printf ("Enter room number:");
scanf ("%s", guest[i].room_no);
printf ("Enter phone number:");
scanf ("%d", guest[i].phone);
printf ("Enter how long guest will stay:");
scanf ("%d", guest[i].period);
fprintf(fPtr, "%-10s%-10s%-10d%-10s\n", guest[i].name, guest[i].address, guest[i].room_no, guest[i].phone, guest[i].period);
printf("Do you want to add another guest? (Yes=1/No=2)\n");
scanf("%d",&answer);
i = i + 1
}while (answer!= 2);
}
fclose(fPtr);
system("cls");
printf("n\\t^_^_^_^_^_^_^_^_^_^_^_^_^_^_^_^_^_^_^_^_^_^\n");
pri ntf("\n\t-------Guest Was Successfully Added--------\n");
printf("\n\t^_^_^_^_^_^_^_^_^_^_^_^_^_^_^_^_^_^_^_^_^_^\n");
system ("\npause");
main();
}
void rec( FILE * pPtr)
{
updatefile(pPtr);
system("cls");
int i = 1;
if ( ( pPtr= fopen("hotel.txt", "r") )==NULL )
{
printf("File couldn't' be opened.\n");
}
else
{
printf("%s %s %d %2.2f\n", "Guest Name", "Adress", "Room #", "Phone #", "Period");
fscanf(pPtr, "%s%s%d%d%s\n", guest[i].name, guest[i].address, guest[i].room_no, guest[i].phone, guest[i].period);
}
optmenu()
}
void update( FILE * uPtr)
{
char name[30];
int newperiod
int 1 = 1;
if ( ( uPtr = fopen("hotel.txt", "r")) == NULL ) {
printf("File cannot be opened\n");
}
else
{
printf("\nPlease enter guest name\n");
scanf("%s", name);
fscanf(uPtr, "%s%s%d%d%s\n", guest[i].name, guest[i].address, guest[i].room_no, guest[i].phone, guest[i].period);
while(!feof (uPtr)){
if (strcmp(name, guest[i].period) == 0 )
{
printf("Enter new period\n");
scanf("%d", &newperiod);
guest[i].period = newperiod;
printf("%-10s%-10s%-10d%-10s\n", guest[i].name, guest[i].address, guest[i].room_no, guest[i].phone, guest[i].period);
updatefile(uPtr);
}
i = i + 1;
fscanf(uPtr, "%s%s%d%d%s\n", guest[i].name, guest[i].address, guest[i].room_no, guest[i].phone, guest[i].period);
}
updatefile(uPtr);
fclose(uPtr);
}
}
}
void updatefile( FILE * uPtr)
{
int i;
if ( ( uPtr = fopen("hotel.txt", "w")) == NULL )
{
printf("File cannot be opened\n");
}
else
{
for (i = 1; i < 50; i ++)
{
if (guest[i].period != 0)
{
fprintf("%s %s %d %d %s %2.2f\n", "Guest Name", "Adress", "Room #", "Phone #", "Period");
fscanf(pPtr, "%s%s%d%d%s\n", guest[i].name, guest[i].address, guest[i].room_no, guest[i].phone, guest[i].period);
}
}
fclose(uPtr);
}
}
void deletecustomer(FILE *dPtr)
{
char name[30];
int i = 1;
if ( ( dPtr = fopen("guests.txt", "r")) == NULL ) {
printf("File cannot be opened\n");
}
else
{
system ("cls");
printf("\tWho do you want to delete?\n");
scanf ("\n\t%s", name);
while (!feof(dPtr)) {
fscanf(pPtr, "%s%s%d%d\n", guest[i].name, guest[i].address, guest[i].room_no, guest[i].phone, guest[i].period);
if (strcmp(name,guest[i].name)==0)
{
system ("pause");
strcpy(guest[i].name , "");
strcpy(guest[i].address, "");
strcpy(guest[i].room_no, "");
strcpy(guest[i].phone, "");
strcpy(guest[i].period, "");
printf("%d Guest has been deleteed\n", i);
}
i= i +1;
}
updatefile(dPtr);
fclose(dPtr);
system ("pause");
main();
}
}
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