#include<conio.h>
#include<iostream.h>
#include<stdio.h>
#include<stdlib.h>
//----------------------
char menu();
void insert();
void edit();
void search();
void del();
void sort();
//----------------------
struct drog
{
	long int code;
	char name[30];
	char mark[30];
	char type[30];
	long int number;
	long int price;
}d;

FILE *fp1;
char fn1[10]="drog.dat";
//----------------------
int main()
{
	char ch;
	while (ch != '7')
	{
		clrscr();
		ch=menu();
		switch(ch)
		{
			case '1':
				insert();
				break;
			case '2':
				break;
			case '3':
				search();
				break;
			case '4':
				break;
			case '5':
				break;
			case '6':
				break;
		}
	}
	return(0);
}
//---------------------
char menu()
{
	cout<<"1>Insert\n";
	cout<<"2>Edit\n";
	cout<<"3>Search\n";
	cout<<"4>Delete\n";
	cout<<"5>List\n";
	cout<<"6>Sort\n";
	cout<<"7>Exit\n";
	cout<<"Enter your choice<1-7>:";
	return(getch());
}
//------------------------
void insert()
{
	fp1=fopen(fn1,"a+b");
	if (!fp1) //if (fp1 == NULL)
		exit(0);
	gotoxy(10,20);
	cout<<"Enter code=-1 to Exit";
	gotoxy(0,0);
	while(1)
	{
		cout<<"\n--------------------------\n";
		cout<<"code:";
		cin>>d.code;
		if(d.code == -1)break;
		cout<<"name:";
		cin>>d.name;
		cout<<"mark:";
		cin>>d.mark;
		cout<<"type:";
		cin>>d.type;
		cout<<"number:";
		cin>>d.number;
		cout<<"price:";
		cin>>d.price;
		cout<<"Save(y/n)?";
		if (getch() == 'y')
			fwrite(&d,sizeof(d),1,fp1);
	}
	fclose(fp1);
}
//---------------------------
void edit()
{
}
//-------------------------
void search()
{
	long int c;
	fp1=fopen(fn1,"a+b");
	if (!fp1) //if (fp1 == NULL)
		exit(0);
	cout<<"Enter code:";
	cin>>c;
	fseek(fp1,0,2);
	int len=ftell(fp1);
	fseek(fp1,0,0);
	int f=0;
	for(int i=0;i<len/sizeof(d);i++)
	{
		fread(&d,sizeof(d),1,fp1);
		if (d.code == c)
		{
			f=1;
			cout<<"\n--------------------------\n";
			cout<<"code:"<<d.code<<"\n";
			cout<<"name:"<<d.name<<"\n";
			cout<<"mark:"<<d.mark<<"\n";
			cout<<"type:"<<d.type<<"\n";
			cout<<"number:"<<d.number<<"\n";
			cout<<"price:"<<d.price;
			getch();
		}
	}
	fclose(fp1);
	if (f == 0){cout<<"Not found";getch();}

}
//-------------------------
void del()
{
}
//------------------------
void sort()
{
}