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BillDesk.c
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BillDesk.c
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#include<stdio.h>
#include<stdlib.h>
#include<unistd.h>
#include<dirent.h>
#include<string.h>
#include<time.h>
#include<math.h>
/*
Made By :
Meet Patel S002
Harshil Damania S051
*/
void print(char* ptr){
int i;
int speed = 15;// millis break between letters
for(i=0;i<strlen(ptr);i++){
printf("%c",ptr[i]);
usleep(speed*1000);
}
}
int checkdir(){
DIR *d;
struct dirent *dir;
d = opendir("C:/");
int res=1;
if (d) {
while ((dir = readdir(d)) != NULL) {
res = strcmp(dir->d_name,"Cmini");
if(res==0){
break;
}
}
closedir(d);
}
return res; // 0 = folder detected // 1 = folder undetected
}
void makedir(){
int check;
char* dirname = "Cmini";
check = _mkdir(dirname,0777);
// check if directory is created or not
if (check){
printf("ERROR - Unabe to Create Directory\n");
exit(1);}
}
char *strremove(char *str, const char *sub) {
size_t len = strlen(sub);
if (len > 0) {
char *p = str;
while ((p = strstr(p, sub)) != NULL) {
memmove(p, p + len, strlen(p + len) + 1);
}
}
return str;
}
char *truncString(char *str, int pos)
{
size_t len = strlen(str);
if (len > abs(pos)) {
if (pos > 0)
str = str + pos;
else
str[len + pos] = 0;
}
return str;
}
struct myproduct
{
int id,stock,count;
float price,tprice;
char name[15];
}myproducts[100],tempProduct;
int totalproducts = 0;
void makeproduct(){
FILE *ogFile = fopen("C:\\Cmini\\product.txt", "r");
int productCount,i;
fscanf(ogFile, "%d", &productCount);
totalproducts = productCount;
for (i=0;i<productCount;i++) {
fscanf(ogFile, "%d", &myproducts[i].id);
fscanf(ogFile, "%s", &myproducts[i].name);
fscanf(ogFile, "%f", &myproducts[i].price);
fscanf(ogFile, "%d", &myproducts[i].stock);
myproducts[i].count=0;
myproducts[i].tprice=0;
}
fclose(ogFile);
}
int opt,i,flag = 0,addStock,id;
void main(){
start:
int a;
print("Welcome to BillDesk!\nPress 0 for printing bill.\nPress 1 for searchiing bill.\nPress 2 for editing items.\nPress 3 for exit.\nEnter Input : ");
scanf("%d",&a);
switch(a){
case 3:
exit(0);break;
case 1:
// clearing screen
system("cls");
// checking if dir exists?
again1:
if(checkdir()==1){ printf("ERROR : Unable to detect folder.");exit(0); }
// setting dir
int ch=chdir("C:/Cmini");
if(ch<0){ printf("ERROR : Unable to change directory\n");exit(0); }
// Asking bill Number
int ask;
print("Press 0 to go back.\n");
print("Enter Bill Number to search : ");
scanf("%d",&ask);
// finding files
if(ask==0){
system("cls");
break;}
int inp = 1;
int found = 0;
DIR *d;
struct dirent *dir;
d = opendir(".");
if (d) {
while ((dir = readdir(d)) != NULL) {
char *file_name_ptr = dir->d_name;
char *ret = strstr(file_name_ptr, ".txt");
if (ret){ // Filter 1 : file cntains ".txt"
char *shot = strremove(file_name_ptr,".txt");
if(strlen(shot)==8){ // Filter 2 : length of file is 8 char
int num = atoi(shot);
if(num==ask){
found = 1;
strcat(file_name_ptr,".txt");
FILE *f;
char s;
f=fopen((file_name_ptr),"r");
while((s=fgetc(f))!=EOF) {
printf("%c",s);
}
fclose(f);
printf("\n\n");
goto again1;
break;
}
}
}
}
closedir(d);
}
system("cls");
if(found!=1){
print("Bill not found!\n\n");
}
goto again1;
system("cls");
break;
case 0:
makeproduct();
system("cls");
//Geting date
time_t t = time(NULL);
struct tm tm = *localtime(&t);
char day[5], mth[5], yr[5], dte[20];
sprintf(day, "%02d", tm.tm_mday);
sprintf(mth, "%02d", tm.tm_mon + 1);
sprintf(yr, "%d", tm.tm_year + 1900);
strcat(day, "/");
strcat(day, mth);
strcat(day, "/");
strcat(day, yr);
// checking and making dir
int ch2=chdir("C:/");
if(ch2<0)
printf("ERROR : Unable to change directory\n");
if(checkdir()==1){
makedir();
}
ch=chdir("C:/Cmini");
if(ch<0)
printf("ERROR : Unable to change directory\n");
//-----GETTING BILL NO-----
int high=0;
DIR *d2;
struct dirent *dir2;
d2 = opendir(".");
if (d2) {
while ((dir2 = readdir(d2)) != NULL) {
char *file_name_ptr = dir2->d_name;
char *ret = strstr(file_name_ptr, ".txt");
if (ret){ // Filter 1 : file cntains ".txt"
char *shot = strremove(file_name_ptr,".txt");
if(strlen(shot)==8){ // Filter 2 : length of file is 8 char
int num = atoi(shot);
if(num>high){
high=num;
}
}
}
}
}
closedir(d2);
// converting to char str
char no[10];
char no_name[10];
sprintf(no, "%08d", high+1);
strcpy(no_name,no);
strcat(no,".txt");
//-----ASKING FOR ITEMS-----
system("cls");
while (1){
char itm_str[10];
int itm;
print("Press 0 for next.\n");
print("Enter item code : ");
scanf("%s",&itm_str);
if(atoi(itm_str)==0){
system("cls");
break;
}
if(strlen(itm_str)!=4){
invd:
system("cls");
print("Invalid item\n\n");
continue;
}
itm = atoi(itm_str);
int temp,added=0;
for(temp=0;temp<totalproducts;temp++){
if(itm==myproducts[temp].id){
if(myproducts[temp].stock>0){
myproducts[temp].count++;
myproducts[temp].stock--;
system("cls");
print("Item Added\n\n");
added=1;
}
else{
system("cls");
print("Item Out of stock\n\n");
added=1;
}
}
}
if(added!=1){
goto invd;
}
}
//-----Checking if items are added?-----
int i1,this_qty=0,this_itms=0;
float payment;
for(i1=0;i1<totalproducts;i1++){
if(myproducts[i1].count>0){
this_itms++;
this_qty+=myproducts[i1].count;
myproducts[i1].tprice=myproducts[i1].count*myproducts[i1].price;
payment+=myproducts[i1].tprice;
while(strlen(myproducts[i1].name)<15){
strcat(myproducts[i1].name," ");
}
}
}
printf("tc = %d",this_qty);
//-----ASkING FOR MONEY COLLECTED-----
system("cls");
float fpayment = round(payment+((payment/100)*18));
float money_coll = 0;
int balance_paid = 0;
while(1){
printf("Amount to be paid by customer : %.2f\n",fpayment);
print("Enter amount collected : ");
scanf("%f",&money_coll);
if (money_coll>=fpayment){
balance_paid = round(money_coll-fpayment);
printf("%d",balance_paid);
break;
}
else{
system("cls");
print("Invalid Input\n\n");
}
}
//-----SAVING STOCK IN FILE-------
FILE *tempFile = fopen("temp.txt", "w");
//Printing Product count
fprintf(tempFile, "%d ", totalproducts);
//Printing ID Name Price Stock
for (int i3=0;i3<totalproducts;i3++) {
fprintf(tempFile, "\n%d ", myproducts[i3].id);
fprintf(tempFile, "%s ", myproducts[i3].name);
fprintf(tempFile, "%.2f ", myproducts[i3].price);
fprintf(tempFile, "%d ", myproducts[i3].stock);
}
fclose(tempFile);
remove("product.txt");
rename("temp.txt", "product.txt");
//-----WRITING IN FILE-----
FILE * myf;
myf = fopen(no, "w");
fputs("----------------------------------------\n", myf);
fputs(" FRESH MART \n", myf);
fputs("----------------------------------------\n", myf);
fputs(" Fresh Mart, Opp To Bhor, \n", myf);
fputs(" Industries, Near Western \n", myf);
fputs(" Express Highway, Kandivli(e) \n", myf);
fputs(" Mumbai-400101, Maharashtra \n", myf);
fputs(" Ph-02256990091 \n", myf);
fputs(" GSTIN - 24AACCA8432H1ZW \n", myf);
fputs(" CIN NO - L21091KA2019OPC141331 \n", myf);
fputs("________________________________________\n", myf);
fputs(" Invoice \n", myf);
fputs("Bill No : ", myf);
fputs(no_name, myf);
fputs(" Bill Dt : ", myf);
fputs(day, myf);
fputs("\n", myf);
fputs("________________________________________\n", myf);
fputs("----------------------------------------\n", myf);
fputs("HSN Particuars Qty N/Rate Value\n", myf);
fputs("----------------------------------------\n", myf);
int i2;
for(i2=0;i2<totalproducts;i2++){
if(myproducts[i2].count>0){
char txt_id[4],txt_count[5],txt_price[7],txt_tprice[7];
sprintf(txt_id, "%04.0d", myproducts[i2].id);
fputs(txt_id, myf);
fputs(" ", myf);
fputs(myproducts[i2].name, myf);
fputs(" ", myf);
sprintf(txt_count, "%02.0d", myproducts[i2].count);
fputs(txt_count, myf);
fputs(" ", myf);
sprintf(txt_price, "%6.2f", myproducts[i2].price);
fputs(txt_price, myf);
fputs(" ", myf);
sprintf(txt_tprice, "%6.2f", myproducts[i2].tprice);
fputs(txt_tprice, myf);
fputs("\n", myf);
}
}
// fputs("0001 Paperboat Mango 03 18.65 55.95\n", myf);
fputs("----------------------------------------\n", myf);
// fputs("Items :06 Qty :018 SubTotal : 0335.70\n", myf);
fputs("Items :", myf);
char txt_itm[3];
sprintf(txt_itm,"%02.0d",this_itms);
fputs(txt_itm, myf);
fputs(" Qty :",myf);
char txt_qty[5];
sprintf(txt_qty,"%03.0d",this_qty);
fputs(txt_qty,myf);
fputs(" SubTotal : ",myf);
char txt_pay[10];
sprintf(txt_pay,"%7.2f",payment);
fputs(txt_pay,myf);
fputs("\n",myf);
fputs("________________________________________\n", myf);
fputs("<----------GST BREAKUP Details--------->\n", myf);
fputs("Taxable Amt CGST(9%) SGST(9%) Total\n", myf);
// fputs("335.70 030.21 030.21 0396.12\n", myf);
fputs(txt_pay, myf);
fputs(" ", myf);
char txt_gst[7];
sprintf(txt_gst,"%6.2f",(fpayment-payment)/2);
fputs(txt_gst,myf);
fputs(" ", myf);
fputs(txt_gst,myf);
fputs(" ", myf);
char txt_fpay[10];
sprintf(txt_fpay,"%7.2f",fpayment);
fputs(txt_fpay,myf);
fputs("\n",myf);
fputs("----------------------------------------\n", myf);
// fputs(" Cash : 500/- \n", myf);
fputs(" Cash : ", myf);
char txt_got[10];
sprintf(txt_got,"%03.2f",money_coll);
fputs(txt_got,myf);
fputs("/- \n", myf);
fputs("Balance Paid In Cash : ", myf);
char txt_bal[10];
sprintf(txt_bal,"%03.0d",balance_paid);
fputs(txt_bal,myf);
fputs("/- \n",myf);
// fputs("Balance Paid In Cash : 104/- \n", myf);
fputs("----------------------------------------\n", myf);
fputs(" Thank you for shopping at our store! \n", myf);
fputs(" Love to see you again :) \n", myf);
fputs("________________________________________\n", myf);
fclose(myf);
system("cls");
printf("Bill Printed\n\n");
break;
case 2:
int ch3=chdir("C:/Cmini");
if(ch3<0){ printf("ERROR : Unable to change directory\n");exit(0); }
makeproduct();
while(1==1){
begin :
system("cls");
print("Press... \n 1 to Edit Product");
print("\n 2 to Create New Product");
print("\n 3 to delete Product");
print("\n 0 to go back");
print("\n\nYour Option : ");
scanf("%d", &opt);
system("cls");
switch (opt) {
case 0:
break;
case 1 :
edit :
system("cls");
printf("\nEnter Product ID : ");
scanf("%d", &id);
for (i=0;i<totalproducts;i++) {
if (id == myproducts[i].id) {
flag = 1;
break;
}
}
if (flag == 0) {
printf("Product Not Found in List...");
printf("\nWould you like to search for a different Product \n 1-YES \n 0-NO ?");
printf("\n--------------------------------------------------------------\n");
printf("Your Option : ");
scanf("%d",&opt);
if (opt == 1) goto edit;
else break;
}
// If product found copy data to Temp Product
tempProduct = myproducts[i];
label :
//Display Og Product Data
printf("\n ID : %d", myproducts[i].id);
printf("\n Name : %s", myproducts[i].name);
printf("\n Price : %.2f", myproducts[i].price);
printf("\n Stock : %d", myproducts[i].stock);
printf("\n--------------------------------------------------------------\n");
//Asking What to edit
printf("Press... \n 1 to Edit Name ");
printf("\n 2 to edit Price");
printf("\n 3 to Add Stock");
printf("\n--------------------------------------------------------------\n");
printf("Your Option : ");
scanf("%d", &opt);
//Edit according to option selected
switch (opt) {
case 1:
printf("\n Enter New Name : ");
scanf("%s", &tempProduct.name);
break;
case 2 :
printf("\n Enter New Price : ");
scanf("%d", &tempProduct.price);
break;
case 3 :
printf("\n Enter Added Stock : ");
scanf("%d",&addStock);
tempProduct.stock += addStock;
break;
default: goto label;}
//Confirm Changes
printf("Do you want to save the Changes ? \n 1 - YES \n 0-NO ");
printf("\nYour Option : ");
scanf("%d", &opt);
if (opt == 1) {
myproducts[i] = tempProduct;
}
else {break;
}
break;
case 2 :
//-------------------
new :
// Need to generate Product ID
printf("Enter ID of Product : ");
scanf("%d", &tempProduct.id);
printf("Enter Name of Product : ");
scanf("%s", &tempProduct.name);
printf("Enter Price : ");
scanf("%f", &tempProduct.price);
printf("Enter Stock : ");
scanf("%d", &tempProduct.stock);
// Confirming New Product
printf("DO you want to create this New Product ? \n 1-YES \n 0-NO ");
printf("\n Your Option : ");
scanf("%d", &opt);
//If confirmed yes then add new product to list of products
if (opt == 1) {
totalproducts++;
myproducts[totalproducts-1] = tempProduct;
break;
}
else {
goto begin;
}
//-------------------
break;
case 3 :
del :
system("cls");
flag = 0;
print("\nEnter Product Id : ");
scanf("%d", &id);
// Checking for product id in product list
for (int i=0;i<totalproducts;i++) {
if (id == myproducts[i].id) {
printf("\n Name : %s", myproducts[i].name);
printf("\n Price : %.2f", myproducts[i].price);
printf("\n Stock : %d", myproducts[i].stock);
print("\n\n Do You want to delete this Product ? \n 1-Yes \n 0-No");
print("\nYour Option : ");
scanf("%d",&opt);
if (opt == 1) {
//totalproducts--;
myproducts[i].id = 0;
flag = 1;
/* Code to Save the Product Objects in Text file once Program is CLosed */
FILE *tempFile1 = fopen("temp.txt", "w");
//Printing Product count
fprintf(tempFile1, "%d ", totalproducts-1);
//Printing ID Name Price Stock
for (int i4=0;i4<totalproducts;i4++) {
if (myproducts[i4].id == 0) continue;
fprintf(tempFile1, "\n%4d ", myproducts[i4].id);
fprintf(tempFile1, "%s ", myproducts[i4].name);
fprintf(tempFile1, "%.2f ", myproducts[i4].price);
fprintf(tempFile1, "%d ", myproducts[i4].stock);
}
fclose(tempFile1);
remove("product.txt");
rename("temp.txt", "product.txt");
makeproduct();
break;
}
}
}
if (flag == 0) {
// If product not found ask whether they want to search another one ??
print("Product Id not found in List...");
print("\nWould You like to search for another Product ? \n 1-Yes \n 0-No");
print("\n\nYour Option : ");
scanf("%d", &opt);
// If yes then repeat otherwise break to Edit screen....
if (opt == 1) goto del;
else break;
}
break;
default :
print("Invalid Input");
goto begin;
}
break;
}
/* Code to Save the Product Objects in Text file once Program is CLosed */
FILE *tempFile1 = fopen("temp.txt", "w");
//Printing Product count
fprintf(tempFile1, "%d ", totalproducts);
//Printing ID Name Price Stock
for (int i4=0;i4<totalproducts;i4++) {
if (myproducts[i4].id == 0) continue;
fprintf(tempFile1, "\n%4d ", myproducts[i4].id);
fprintf(tempFile1, "%s ", myproducts[i4].name);
fprintf(tempFile1, "%.2f ", myproducts[i4].price);
fprintf(tempFile1, "%d ", myproducts[i4].stock);
}
fclose(tempFile1);
remove("product.txt");
rename("temp.txt", "product.txt");
system("cls");
print("changes saved\n\n");
break;
default:
system("cls");
printf("Invaid Input\n\n");
}
goto start;
}