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nostrdb/search: allow searching from newest-to-oldest and oldest-to-newest

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Signed-off-by: William Casarin <jb55@jb55.com>
This commit is contained in:
William Casarin
2023-12-01 17:04:01 -08:00
parent 01c239c0eb
commit e537c7cef4
2 changed files with 84 additions and 20 deletions
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15
nostrdb/nostrdb.h
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@@ -277,6 +277,11 @@ enum ndb_generic_element_type {
NDB_ELEMENT_ID = 2,
};
enum ndb_search_order {
NDB_ORDER_DESCENDING,
NDB_ORDER_ASCENDING,
};
union ndb_filter_element {
const char *string;
const unsigned char *id;
@@ -311,6 +316,11 @@ struct ndb_config {
ndb_ingest_filter_fn ingest_filter;
};
struct ndb_text_search_config {
enum ndb_search_order order;
int limit;
};
// CONFIG
void ndb_default_config(struct ndb_config *);
void ndb_config_set_ingest_threads(struct ndb_config *config, int threads);
@@ -377,7 +387,10 @@ void ndb_filter_end_field(struct ndb_filter *);
void ndb_filter_free(struct ndb_filter *filter);
// FULLTEXT SEARCH
int ndb_text_search(struct ndb_txn *txn, const char *query, struct ndb_text_search_results *, int limit);
int ndb_text_search(struct ndb_txn *txn, const char *query, struct ndb_text_search_results *, struct ndb_text_search_config *);
void ndb_default_text_search_config(struct ndb_text_search_config *);
void ndb_text_search_config_set_order(struct ndb_text_search_config *, enum ndb_search_order);
void ndb_text_search_config_set_limit(struct ndb_text_search_config *, int limit);
// stats
int ndb_stat(struct ndb *ndb, struct ndb_stat *stat);