struct Record* load_Record(FILE* infile)
{
struct Record* new_record;
int ID, rating;
char medium[ MEDIUM_MAX_SIZE ];
char title [ TITLE_MAX_BUFF_SIZE ];
/* read in from the file making sure not to overflow the buffer */
if ( fscanf( infile, "%d %" STRINGIFY( MEDIUM_MAX_SIZE )"s %d\n", &ID, medium, &rating ) != 3 )
return NULL;
if ( get_title( infile, title ) )
return NULL;
new_record = create_Record( medium, title );
/* update it's member vars from the defaults to the input values */
new_record->rating = rating;
new_record->ID = ID;
/* set Record ID to the max value we have seen loading from the file
and decrement it back to what it was before create_Record() was called */
if( ID > Record_ID_counter )
Record_ID_counter = ID + 1;
else
Record_ID_counter--;
return new_record;
}
static void add_record( struct Ordered_container* lib_title, struct Ordered_container* lib_ID )
{
char title [ TITLE_ARRAY_SIZE ];
char medium[ MEDIUM_ARRAY_SIZE ];
struct Record* new_rec;
/* read the record in from the command line */
if ( !get_medium_and_title( medium, title ) )
{
print_error( "Could not read a title!\n" );
return;
}
/* check if the Record already exists */
if ( OC_find_item_arg( lib_title, title , comp_Record_to_title ) != NULL )
{
print_error( "Library already has a record with this title!\n" );
return;
}
else
{
new_rec = create_Record(medium, title );
OC_insert( lib_title, new_rec );
OC_insert( lib_ID, new_rec );
printf( "Record %d added\n", get_Record_ID( new_rec ) );
}
}
struct Record* load_Record(FILE* infile)
{
int record_id, rating;
char medium[RECORD_MEDIUM_SIZE];
char title[RECORD_TITLE_SIZE];
struct Record *new_record;
char fmt_str[30];
sprintf(fmt_str, "%%d %%%ds %%d", RECORD_MEDIUM_SIZE-1);
if (fscanf(infile, fmt_str, &record_id, medium, &rating) != 3)
return NULL;
fgetc(infile); /* read the leading space */
if (!fgets(title, RECORD_TITLE_SIZE, infile)) {
return NULL;
}
title[strlen(title)-1] = '\0'; /* remove the newline character */
new_record = create_Record(medium, title);
set_Record_rating(new_record, rating);
new_record->ID = record_id;
id_number_counter--;
/* set id_number counter to the largest record_id read in */
if (record_id > id_number_counter)
id_number_counter = record_id;
return new_record;
}
int main()
{
struct Collection * c1;
struct Collection * c2;
struct Collection * c3;
struct Collection * c4;
struct Record * r1;
struct Record * r2;
FILE * file;
c1 = create_Collection("ASDF");
c2 = create_Collection("junk");
if (strcmp(get_Collection_name(c1), "ASDF"))
{
printf("ERROR: incorrect name\n");
}
print_Collection(c1);
if (!Collection_empty(c1))
{
printf("ERROR: Collection should be empty\n");
}
r1 = create_Record("MED", "TITLE");
if (add_Collection_member(c1, r1))
{
printf("ERROR: Failed to add record!\n");
}
if (!add_Collection_member(c1, r1))
{
printf("ERROR: Should not be able to add item again\n");
}
print_Collection(c1);
if (Collection_empty(c1))
{
printf("ERROR: Collection shouldn't be empty\n");
}
r2 = create_Record("ABC", "123");
add_Collection_member(c1, r2);
if (!is_Collection_member_present(c1, r2))
{
printf("ERROR: Record not found\n");
}
print_Collection(c1);
if (remove_Collection_member(c1, r2))
{
printf("ERROR: Could not remove record\n");
}
print_Collection(c1);
if (is_Collection_member_present(c1, r2))
{
printf("ERROR: record should not be present\n");
}
if (!remove_Collection_member(c1, r2))
{
printf("ERROR: Record shouldn't be in the collection\n");
}
add_Collection_member(c1, r2);
print_Collection(c1);
file = fopen("tmp", "w");
save_Collection(c1, file);
save_Collection(c2, file);
fclose(file);
destroy_Collection(c1);
destroy_Collection(c2);
file = fopen("tmp", "r");
/*c3 = load_Collection(file, XXX);
c4 = load_Collection(file, XXX);
print_Collection(c3);
print_Collection(c4);
destroy_Collection(c3);
destroy_Collection(c4);*/
return 0;
}
