/* Print out a summary giving the number of catalog entries
* and total number of tracks across all of them */
static void count_all_entries(void) {
int cd_entries_found = 0;
int track_entries_found = 0;
cdc_entry cdc_found; cdt_entry cdt_found;
int track_no = 1;
int first_time = 1;
char *search_string = "";
// loop over all cdc entries. The `first_time` is a flag which should
// be 1 ("first time = true") on the initial call; it gets set to 0 (note
// it's passed via ptr), and internally the database code tracks the
// progress of the search from that point forward
do {
cdc_found = search_cdc_entry(search_string, &first_time);
if (cdc_found.catalog[0]) {
cd_entries_found++;
track_no = 1;
do {
cdt_found = get_cdt_entry(cdc_found.catalog, track_no);
if (cdt_found.catalog[0]) {
track_entries_found++;
track_no++;
}
} while (cdt_found.catalog[0]);
}
} while (cdc_found.catalog[0]);
printf("Found %d CDs, with a total of %d tracks\n",
cd_entries_found, track_entries_found);
get_confirm("Press Enter");
}
static void count_all_entries(void)
{
int cd_entries_found = 0;
int track_entries_found = 0;
cdc_entry cdc_found;
cdt_entry cdt_found;
int track_no = 1;
int first_time = 1;
char *search_string = "";
do {
cdc_found = search_cdc_entry(search_string, &first_time);
if (cdc_found.catalog[0]) {
cd_entries_found++;
track_no = 1;
do {
cdt_found = get_cdt_entry(cdc_found.catalog, track_no);
if (cdt_found.catalog[0]) {
track_entries_found++;
track_no++;
}
} while (cdt_found.catalog[0]);
}
} while (cdc_found.catalog[0]);
printf("Found %d CDs, with a total of %d tracks\n", cd_entries_found,
track_entries_found);
(void)get_confirm("Press return");
}
/* Finds a catalog entry. It handles multiple matches by letting the user pick
* one of them. If there are no matches, search_cdc_entry will set item_found
* to be all 0 bytes and we will wind up with no active catalog entry. */
static cdc_entry find_cat(void) {
cdc_entry item_found;
char tmp_str[TMP_STRING_LEN + 1];
int first_call = 1;
int any_entry_found = 0;
int string_ok;
int entry_selected = 0;
// get a search string, checking that the string isn't too long
do {
string_ok = 1;
printf("Enter string to search for in catalog entry: ");
fgets(tmp_str, TMP_STRING_LEN, stdin);
strip_return(tmp_str);
if (strlen(tmp_str) > CAT_LEN) {
fprintf(stderr, "Sorry, string too long, maximum %d characters",
CAT_LEN);
string_ok = 0;
}
} while (!string_ok);
// loop over all cdc entries. The `first_time` is a flag which should
// be 1 ("first time = true") on the initial call; it gets set to 0 (note
// it's passed via ptr), and internally the database code tracks the
// progress of the search from that point forward
while (!entry_selected) {
item_found = search_cdc_entry(tmp_str, &first_call);
if (item_found.catalog[0] != '\0') {
any_entry_found = 1;
printf("\n");
display_cdc(&item_found);
if (get_confirm("This entry? ")) {
entry_selected = 1;
}
} else {
// we can get here either because the user didn't select any
// of the matches, or because there weren't any.
if (any_entry_found) {
printf("Sorry, no more matches found\n");
} else {
printf("Sorry, no matches found\n");
}
break;
}
}
return item_found;
}
/* A simple catalog search facility. We allow the user to
* enter a string, then check for catalog entries that contain the string.
* Since there could be multiple entries that match, we simply offer the user
* each match in turn. */
static cdc_entry find_cat(void)
{
cdc_entry item_found;
char tmp_str[TMP_STRING_LEN + 1];
int first_call = 1;
int any_entry_found = 0;
int string_ok;
int entry_selected = 0;
do {
string_ok = 1;
printf("Enter string to search for in catalog entry: ");
fgets(tmp_str, TMP_STRING_LEN, stdin);
strip_return(tmp_str);
if (strlen(tmp_str) > CAT_CAT_LEN) {
fprintf(stderr, "Sorry, string too long, maximum %d \
characters\n", CAT_CAT_LEN);
string_ok = 0;
}
} while (!string_ok);
while (!entry_selected) {
// the first_call flag starts as 1, and is set to 0 inside of the
// search_cdc_entry function, which uses module-level variables to
// handle the "curser" over results.
item_found = search_cdc_entry(tmp_str, &first_call);
if (item_found.catalog[0] != '\0') {
any_entry_found = 1;
printf("\n");
display_cdc(&item_found);
if (get_confirm("This entry? ")) {
entry_selected = 1;
}
} else {
if (any_entry_found) printf("Sorry, no more matches found\n");
else printf("Sorry, nothing found\n");
break;
}
}
return(item_found);
}
static cdc_entry find_cat(void) {
cdc_entry item_found;
char tmp_str[TMP_STRING_LEN + 1];
int first_call = 1;
int any_entry_found = 0;
int string_ok;
int entry_selected = 0;
do {
string_ok = 1;
printf("Enter string to search for in catalog entry: \n");
fgets(tmp_str, TMP_STRING_LEN, stdin);
strip_return(tmp_str);
if (strlen(tmp_str) > CAT_CAT_LEN) {
fprintf(stderr, "Sorry, string too long, maxmium %d \
characters\n", CAT_CAT_LEN);
string_ok = 0;
}
} while (!string_ok);
while (!entry_selected) {
item_found = search_cdc_entry(tmp_str, &first_call);
if (item_found.catalog[0] != '\0') {
any_entry_found = 1;
printf("\n");
display_cdc(&item_found);
if (get_confirm("This entry? ")) {
entry_selected = 1;
}
} else {
if (any_entry_found)
printf("Sorry, no more matches found\n");
else
printf("Sorry, nothing found\n");
break;
}
}
return item_found;
}
