#include <stdio.h>
#include <stdlib.h>
#include <string.h>
//Setup a simple record structure
typedef char linetype[255];
typedef char string[16];
struct user {
  char firstname[30];
  char lastname[30];
  int age;

}array[5]={{"mark", "johnston",50},{"joe","bloggs",30},{"jill","sykes",40},{"bob","builder",35}};
struct record {
    char transType;
    string seriesID;
    string productID;
   // char flag;
    int month;
  //  char ex;
    int version;
    int generation;
    char index1;
    char index2;
    float orderPrice;
    string invStart;
    string invEnd;
    int orderSize;
    int numOrders;
    int aggregate;
};
void readline(linetype line,record &rec)
{   string data[16];
    int i=2,j,finish;
    int start=2;
    int element=1;
    data[0][0]=line[0];data[0][1]='\0';
   while(i<strlen(line))   {
    if(line[i]==','){
        if(line[i-1]==',') { start+=1;finish=i;}
        else {
         finish=i;
          if(finish-start==1) {;data[element][0]=line[i-1];data[element][1]='\0';start=finish+1;element++;}
         else {
           for(j=0;j<finish-start;j++) data[element][j]=line[start+j];
           data[element][j]='\0';
           element++;
           start=finish+1;
           ;
         }
       }
     }
  if(finish==i) i=finish+1; else i++;
  }
  rec.transType=data[0][0];strcpy(rec.seriesID,data[1]);strcpy(rec.productID,data[2]);rec.month=atoi(data[3]);
  rec.version=atoi(data[4]);  rec.generation=atoi(data[5]);
  rec.index1=data[6][0];rec.index2=data[7][0];rec.orderPrice=atof(data[8]);
  strcpy(rec.invStart,data[9]);strcpy(rec.invEnd,data[10]);rec.orderSize=atoi(data[11]);
  rec.numOrders=atoi(data[12]);rec.aggregate=atoi(data[13]);

}
int main()
{
//Setup a pointer to the struct
struct user* data;
struct record* wdata;
data = (struct user*) malloc(sizeof(struct user));
wdata = (struct record*) malloc(sizeof(struct record));
*data=array[0];             // put first record in the pointer
FILE* fd; record rec;
FILE* fw;
int i;
linetype line;

fd=fopen("testdata.txt","r");
fw=fopen("testwriterand.dat","wb"); // open binary file for writing
if (!fd) printf("no file");
     fscanf(fd,"%s",line);
while (!feof(fd)) {
     fscanf(fd,"%s",line);
 //    fscanf(fd,"%s",line);
readline(line,rec);
*wdata=rec;
fwrite((struct record*) wdata,sizeof(struct record),1,fw);
  //  printf("%d\n",rec.month);
}
fclose(fd);fclose(fw);

/*
fd=fopen("test.dat","wb");  // open binary file for writing
// Can write a block of memory (4 records) to file
fwrite((struct user*) array,sizeof(struct user),4,fd);
// or just write one record
fwrite((struct user*) data,sizeof(struct user),1,fd);
fclose(fd);

fd=fopen("d:\\datastructures\\testwrite.dat","rb"); //open binary file for reading

fseek(fd, sizeof(record)*5,0); // go to the 4th record
fread((struct record*) wdata,sizeof(struct record),1,fd);
printf("%s\n%f\n%s\n%s\n%d\n",(*wdata).productID,(*wdata).orderPrice,(*wdata).invStart,(*wdata).invEnd,(*wdata).numOrders);

fclose(fd);
*/
system ("Pause");
return 0;
}