بیا داداش اینم سورس
#include<iostream>
#include<string.h>
using namespace std;
class Car{
/*this is the definition of our class*/
public:
char make[100];
char model[100];
int partno;
char partName[100];
float price;
int quantity;
void car(char* make1,char* model1, int partno1, char* partName1, float price1, int quantity1) {
strcpy(make,make1);
strcpy(model,model1);
partno=partno1;
strcpy(partName,partName1);
price=price1;
quantity=quantity1;
}
};
int show(){
int k=0;
cout<<"[1] Add part\n[2] Update part\n[3] Remove part\n[4] List inventory\n[5] Parts whose quantity < 5\n[6] Parts above a given price\n[7] Parts above the average price\n[8] Stock statistics\n[9] Exit\n\n\n\nEnter your choice: ";
cin>>k;
cout<<"\n";
return k;
}
void reloadfile(int count, Car* car_object){
FILE * fout=fopen("inventory.txt", "w");
//make model partNo Quantity price partName
fprintf(fout,"make model partNo Quantity price partName\n");
for(int i=0;i<count;i++){
if(car_object[i].partno>0){
fprintf(fout,"%s ",car_object[i].make);
fprintf(fout,"%s ",car_object[i].model);
fprintf(fout,"%d ",car_object[i].partno);
fprintf(fout,"%d ",car_object[i].quantity);
fprintf(fout,"%f ",car_object[i].price);
fprintf(fout,"%s",car_object[i].partName);
}
}
fclose(fout);
}
int loadfile(Car * car_object){
char make2[100];
char model2[100];
int partno2;
char partName2[100];
float price2;
int quantity2;
int count=0;
/*
make model partNo Quantity price partName
Pajero NA1H25 1 26 3.65 BLADE W/S WIPER
*/
FILE * fin =fopen("inventory.txt","r");
char str[100];
fgets(str,100,fin);
//printf("%s",str);
while(fgets(str,100,fin)!=NULL){
char * pch;
pch = strtok (str," ");
strcpy(make2,pch);
pch = strtok (NULL, " ");
strcpy(model2,pch);
pch = strtok (NULL, " ");
partno2=atoi(pch);
pch = strtok (NULL, " ");
quantity2=atoi(pch);
pch = strtok (NULL, " ");
price2=atof(pch);
pch = strtok (NULL, "");
strcpy(partName2,pch);
car_object[count].car(make2,model2,partno2,partName2,price2,quantit y2);
count++;
}
return count;
}
void updateItem(int count,Car * car_object){
cout<<"please Enter A,a/R,r if you want to add or remove\n";
char x;
cin>>x;
if(x=='A'||x=='a'){
cout<<"Please Enter Partnumber : ";
int numa,numb;
cin>>numa;
cout<<"\nHow many items do you want to add?\n";
cin>>numb;
for(int i=0;i<count;i++){
if(car_object[i].partno==numa){
car_object[i].quantity+=numb;
}
}
}
else if(x=='R'||x=='r')
{
cout<<"Please Enter Partnumber : ";
int numa,numb;
cin>>numa;
cout<<"\nHow many items do you want to remove?\n";
cin>>numb;
for(int i=0;i<count;i++){
if(car_object[i].partno==numa){
if(car_object[i].quantity > numb){
car_object[i].quantity-=numb;
}
else{
cout<<"Sorry ... this action is impossible\n";
cin>>x;
}
}
}
}
reloadfile(count,car_object);
}
int addItem(int count,Car * car_object){
char make2[100];
char model2[100];
int partno2;
char partName2[100];
float price2;
int quantity2;
cout<<"Stock Control _ Add Item:\n=========================\n";
cout<<"Enter the car make : ";
cin>>make2;
cout<<"Enter the car model : ";
cin>>model2;
cout<<"Enter partNo: ";
cin>>partno2;
cout<<"Enter part name: ";
cin>>partName2;
cout<<"Enter price: ";
cin>>price2;
cout<<"Enter quantity: ";
cin>>quantity2;
car_object[count].car(make2,model2,partno2,partName2,price2,quantit y2);
cout<<"Save (Y,a/N,n): ";
char x;
cin>>x;
if(x=='Y'||x=='y'){
cout<<".....Record saved.\n";
count++;
}
else if (x=='N'||x=='n')
{
cout<<".....Record cancelled.\n";
}
else
cout<<"You did not entered either N,n or Y,y:";
reloadfile(count,car_object);
return count;
}
void list(int count,Car * car_object, int quant, float pri){
//make model partNo Quantity price partName
cout<<"make model partNo Quantity price partName Total_price\n";
for(int i=0;i<count;i++){
if(car_object[i].partno>0 && car_object[i].quantity<quant && car_object[i].price>pri){
cout<<car_object[i].make;
cout<<car_object[i].model;
cout<<car_object[i].partno;
cout<<car_object[i].quantity;
cout<<car_object[i].price;
cout<<car_object[i].partName;
cout<<car_object[i].price*car_object[i].quantity;
}
}
}
void remove(int count, Car * car_object){
cout<<"please Enter your part number to Remove it :";
int num;
cin>>num;
for(int i=0;i<count;i++){
if(car_object[i].partno==num){
car_object[i].partno=-1;
}
}
reloadfile(count,car_object);
}
void statistics(int count, Car * car_object){
/*
Stock statistics such as: the current value of the stock (sum of price*quantity),
the average price, the most expensive item, the least expensive item, the least
stocked item … etc.
*/
int number=0,least=100000;
float sum=0,avg=0,highprice=-1,cheapprice=1000000;
for (int i=0;i<count;i++){
if(car_object[i].partno>0){
sum+= (car_object[i].quantity*car_object[i].price);
avg+=car_object[i].price;
number++;
if(car_object[i].price<cheapprice){
cheapprice=car_object[i].price;
}
if(car_object[i].price>highprice){
highprice=car_object[i].price;
}
if(car_object[i].quantity<least){
least=car_object[i].quantity;
}
}
}
avg=avg/number;
printf("the current value of the stock (sum of price*quantity)= %f\nthe average price: %f\nthe most expensive item: %f\nthe least expensive item : %f\nthe leaststocked item :%d \n",sum,avg,highprice,cheapprice,least);
char x;
cin>>x;
}
void control(){
Car car_object[1000];
int count=loadfile(car_object);
int option;
while(1){
option=show();
if(option==1){
/*
Add a new item. Write a function called addItem() that asks the user to input data of a
new part and then add the data to the parts file (keeping the same file format).
*/
count=addItem(count,car_object);
}
else if(option==2){
/*Update stock level. Write a function called updateItem() that takes as parameter the
partNo and the quantity to be added/removed. Check that enough items are there if the
operation is a remove operation.
*/
updateItem(count,car_object);
}
else if(option==3){
/*
Remove an item. You cannot remove an array element. However, let us use a negative
partNo to indicate a removed item. When saving the arrays to the file, only save items
with positive partNo.
*/
remove(count,car_object);
}
else if(option==4){
/*
List the current inventory in a tabular format. In the last column of this list show the
total price of each item (i.e. price*quantity).
*/
list(count,car_object,1000000,-1);
}
else if(option==5){
/* All items whose quantity field < 5.*/
list(count,car_object,5,-1);
}
else if(option==6){
/*All items whose price is greater than a value provided by the user.*/
cout<<"Enter you price amount\n";
float f;
cin>>f;
list(count,car_object,1000000,f);
}
else if(option==7){
/* All items whose price is greater than the average item price.*/
float avg=0;
int number=0;
for(int i=0;i<count;i++){
if(car_object[i].partno>0){
avg+=car_object[i].price;
number++;
}
}
avg=avg/number;
list(count,car_object,1000000,avg);
cout<<"avg and num = %f , %d \n"<<avg<< number;
}
else if(option==8){
/*
Stock statistics such as: the current value of the stock (sum of price*quantity),
the average price, the most expensive item, the least expensive item, the least
stocked item … etc.
*/
statistics(count,car_object);
}
else if(option==9){
/*EXIT*/
return ;
}
}
}
int main(){
/*this function manages every thing*/
control();
return 0;
}
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