query.gno

 1package nftregistry6
 2
 3// Query functions for frontend or marketplaces
 4
 5// GetAllCollections - Returns all registered collections
 6func GetAllCollections() []CollectionInfo {
 7	result := make([]CollectionInfo, 0, GetTotalCollections())
 8
 9	collections.Iterate("", "", func(key string, value interface{}) bool {
10		info := value.(*CollectionInfo)
11		result = append(result, *info)
12		return false
13	})
14
15	return result
16}
17
18// GetVerifiedCollections - Returns only verified collections
19func GetVerifiedCollections() []CollectionInfo {
20	result := make([]CollectionInfo, 0, GetVerifiedCount())
21
22	collections.Iterate("", "", func(key string, value interface{}) bool {
23		info := value.(*CollectionInfo)
24		if info.Verified {
25			result = append(result, *info)
26		}
27		return false
28	})
29
30	return result
31}
32
33// GetCollectionsByCategory - Returns collections in a specific category
34func GetCollectionsByCategory(category string) []CollectionInfo {
35	result := make([]CollectionInfo, 0)
36
37	collections.Iterate("", "", func(key string, value interface{}) bool {
38		info := value.(*CollectionInfo)
39		if info.Category == category {
40			result = append(result, *info)
41		}
42		return false
43	})
44
45	return result
46}