tapdb: add initial implementation of universe.IgnoreTree

Author: Roasbeef

asset/asset.go

@@ -449,6 +449,18 @@ func (s *Specifier) UnwrapGroupKeyToPtr() *btcec.PublicKey {
 	return s.groupKey.UnwrapToPtr()
 }
 
+// UnwrapGroupKeyOrErr unwraps the group public key field or returns an error if
+// it is not specified.
+func (s *Specifier) UnwrapGroupKeyOrErr() (*btcec.PublicKey, error) {
+	groupKey := s.groupKey.UnwrapToPtr()
+	if groupKey == nil {
+		return nil, fmt.Errorf("unable to unwrap asset group public " +
+			"key")
+	}
+
+	return groupKey, nil
+}
+
 // UnwrapToPtr unwraps the asset ID and asset group public key fields,
 // returning them as pointers.
 func (s *Specifier) UnwrapToPtr() (*ID, *btcec.PublicKey) {

tapdb/assets_common.go

@@ -50,6 +50,11 @@ type UpsertAssetStore interface {
 	FetchGenesisID(ctx context.Context,
 		arg sqlc.FetchGenesisIDParams) (int64, error)
 
+	// FetchGenesisIDByAssetID fetches the database ID of an asset genesis
+	// by its asset ID.
+	FetchGenesisIDByAssetID(ctx context.Context,
+		assetID []byte) (int64, error)
+
 	// FetchScriptKeyIDByTweakedKey determines the database ID of a script
 	// key by querying it by the tweaked key.
 	FetchScriptKeyIDByTweakedKey(ctx context.Context,