#include <stdio.h>
#include <conio2.h>
#include <string.h>
// Create data structure 'items'
typedef struct
{
char ItemsCode[6],
ItemsName[51];
unsigned int Price,
Qty,
MinimumQty,
MaximumQty;
} items;
// DeleteItems function used to delete item from database
void DeleteItems(items data[])
{
signed int index;
// We assigned the index from each variable to zero
for(index = 0; index < 1000; index++)
{
data[index].Price = 0;
data[index].Qty = 0;
data[index].MinimumQty = 0;
data[index].MaximumQty = 0;
}
}
// CopyItems function used to copy item to database
int CopyItems(items data[])
{
signed int index = -1;
// Open and read file FoodDB.txt
FILE *buffer;
buffer = fopen("FoodDB.txt","r");
// A condition for program to read the databse. Each data we separate by #
while(!feof(buffer))
{
index++;
fscanf(buffer,
"%[^#]#%[^#]#%d#%d#%d#%d\n",
&data[index].ItemsCode,
&data[index].ItemsName,
&data[index].Price,
&data[index].Qty,
&data[index].MinimumQty,
&data[index].MaximumQty);
}
fclose(buffer);
return index+1;
}
// WriteFile function used to write file to database
void WriteFile(items data[], int amount)
{
unsigned int index = 0;
// Open and write file FoodDB.txt
FILE *buffer;
buffer = fopen("FoodDB.txt","w");
// A condition for program to write the databse. Each data we separate by #
for(index = 0; index < amount; index++)
fprintf(buffer,
"%s#%s#%d#%d#%d#%d\n",
data[index].ItemsCode,
data[index].ItemsName,
data[index].Price,
data[index].Qty,
data[index].MinimumQty,
data[index].MaximumQty);
fclose(buffer);
}
// PrintItems function used to show or print items in database
void PrintItems(items data[], int amount)
{
unsigned int index;
// Print data to the screen
printf("\nNo. %-8s %-29s %3s %3s %3s %4s %s\n",
"Code",
"Items Name",
"Price",
"Qty",
"Min",
"Max",
"Status");
// Statement for looping data from the beginning until the end of data
for(index = 0; index < amount; index++)
{
printf("%2d. %-8s %-29s %5d %3d %3d %4d",
index+1,
data[index].ItemsCode,
data[index].ItemsName,
data[index].Price,
data[index].Qty,
data[index].MinimumQty,
data[index].MaximumQty);
// Item qty status, if the qty below the minimum qty, the screen displayed "Order" message, if not "Ok" message
if(data[index].Qty <= data[index].MinimumQty) printf(" Order\n");
else printf(" Ok\n");
}
}
// InputItems function used to input item from user that will be written in database when user call WriteFile function
void InputItems(items data[], int *amount)
{
char choice ='y';
// Condition while user input item data, if user want to input data again, then type y or Y and the program will displayed list below again
while(choice == 'y')
{
clrscr();
printf("Input New Item Into Database\n");
fflush(stdin);
printf("Item Code : "); scanf("%s", data[*amount].ItemsCode);
printf("Item Name : "); scanf("%s", data[*amount].ItemsName);
printf("Price : "); scanf("%d", &data[*amount].Price);
printf("Qty : "); scanf("%d", &data[*amount].Qty);
printf("Minimum Stock : "); scanf("%d", &data[*amount].MinimumQty);
printf("Maximum tock : "); scanf("%d", &data[*amount].MaximumQty);
printf("\n\nWant to enter data again [Y/T] ?"); scanf("%c", &choice); getche();
if (choice == 'y') (*amount)++;
}
(*amount)++;
}
// ChangeItems function used to change old item data in database to new data
void ChangeItems(items data[], int amount)
{
unsigned int index,
Price,
Qty,
MinimumQty,
MaximumQty;
char choice = 'y',
ItemsCode[6],
ItemsName[31];
clrscr();
printf("Change Item In Database\n");
printf("OLD DATA\n"); fflush(stdin);
printf("Item Code : "); // User input the item code that will be changed
scanf("%s", ItemsCode);
for(index = 0; index < amount; index++)
{
if(strcmp(data[index].ItemsCode, ItemsCode) == 0)
break;
}
// Program shown data from item code that user inputted before
printf("Item Code : %s\n", data[index].ItemsName);
printf("Price : %d\n", data[index].Price);
printf("Qty : %d\n", data[index].Qty);
printf("Minimum Stock : %d\n", data[index].MinimumQty);
printf("Maximum Stock : %d\n", data[index].MaximumQty);
printf("\nNEW DATA\n");
fflush(stdin);
// User input new data from item code that user inputted before
printf("Item Code : "); scanf("%s", ItemsCode);
printf("Item Name : "); scanf("%s", ItemsName);
printf("Price : "); scanf("%d", &Price);
printf("Qty : "); scanf("%d", &Qty);
printf("Minimum Stock : "); scanf("%d", &MinimumQty);
printf("Maximum Stock : "); scanf("%d", &MaximumQty);
printf("\n\nIs the new data correct [Y/T] ?"); choice = getche();
// When user press Y, then the program will replaced old data by new data
if(choice=='y')
{
strcpy(data[index].ItemsCode, ItemsCode);
strcpy(data[index].ItemsName, ItemsName);
data[index].Price = Price;
data[index].Qty = Qty;
data[index].MinimumQty = MinimumQty;
data[index].MaximumQty = MaximumQty;
}
}
// Title function displayed program title
void Title()
{
// Program title
printf("======================================\n");
printf(" KANTIN KENYANG \n");
printf(" Jl. Maju Terus Pantang Mundur No. 45 \n");
printf(" Jakarta Pusat 12000 \n");
printf("====================================== ");
printf("\n\n");
}
int main()
{
items data[1000];
int stat = 1,
amount,
choice;
DeleteItems(data);
amount = CopyItems(data);
while(stat)
{
clrscr();
Title(); // call the Title function
printf("MENU\n");
printf(" 1. Show Items\n");
printf(" 2. Input New Item\n");
printf(" 3. Change Item Data\n");
printf(" 0. Exit\n\n");
printf("Choice : "); scanf("%d", &choice);
// Statement that will be selected by user
switch(choice)
{
case 1: PrintItems(data, amount);
stat = 1;
printf("\nPress any key to continue");
getch();
break;
case 2: InputItems(data, &amount);
stat = 1;
getch();
break;
case 3: ChangeItems(data, amount);
stat = 1;
getch();
break;
case 0: WriteFile(data, amount);
stat = 0;
return 0;
default : stat = 1;
break;
}
}
getch();
return 0;
}
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