WIP: universe: add RegisterIssuance to universe forest

tapdb/universe_forest.go

@@ -7,6 +7,7 @@ import (
 	"github.com/btcsuite/btcd/btcec/v2/schnorr"
 	"github.com/lightninglabs/taproot-assets/asset"
 	"github.com/lightninglabs/taproot-assets/mssmt"
+	"github.com/lightninglabs/taproot-assets/proof"
 	"github.com/lightninglabs/taproot-assets/tapdb/sqlc"
 	"github.com/lightninglabs/taproot-assets/universe"
 )
@@ -18,6 +19,8 @@ type (
 // BaseUniverseForestStore is used to interact with a set of base universe
 // roots, also known as a universe forest.
 type BaseUniverseForestStore interface {
+	BaseUniverseStore
+
 	UniverseRoots(ctx context.Context) ([]BaseUniverseRoot, error)
 }
 
@@ -125,3 +128,36 @@ func (b *BaseUniverseForest) RootNodes(
 
 	return uniRoots, nil
 }
+
+// RegisterIssuance inserts a new minting leaf within the universe
+// tree, stored at the base key.
+func (b *BaseUniverseForest) RegisterIssuance(ctx context.Context,
+	id universe.Identifier, key universe.BaseKey,
+	leaf *universe.MintingLeaf,
+	metaReveal *proof.MetaReveal) (*universe.IssuanceProof, error) {
+
+	var (
+		writeTx BaseUniverseStoreOptions
+
+		err           error
+		issuanceProof *universe.IssuanceProof
+	)
+
+	dbErr := b.db.ExecTx(
+		ctx, &writeTx, func(dbTx BaseUniverseForestStore) error {
+			issuanceProof, err = universeRegisterIssuance(
+				ctx, dbTx, id, key, leaf, metaReveal,
+			)
+
+			// TODO(ffranr): update universe forest
+
+			return err
+		},
+	)
+
+	if dbErr != nil {
+		return nil, dbErr
+	}
+
+	return issuanceProof, nil
+}

universe/interface.go

@@ -194,6 +194,10 @@ type BaseForest interface {
 	// of assets tracked in the base Universe.
 	RootNodes(ctx context.Context) ([]BaseRoot, error)
 
+	RegisterIssuance(ctx context.Context, id Identifier, key BaseKey,
+		leaf *MintingLeaf,
+		metaReveal *proof.MetaReveal) (*IssuanceProof, error)
+
 	// TODO(roasbeef): other stats stuff here, like total number of assets, etc
 	//  * also eventually want pull/fetch stats, can be pulled out into another instance
 }

universe/minting_archive.go

@@ -202,8 +202,8 @@ func (a *MintingArchive) RegisterIssuance(ctx context.Context, id Identifier,
 
 	// Now that we know the proof is valid, we'll insert it into the base
 	// universe backend, and return the new issuance proof.
-	issuanceProof, err := baseUni.RegisterIssuance(
-		ctx, key, leaf, assetSnapshot.MetaReveal,
+	issuanceProof, err := a.cfg.UniverseForest.RegisterIssuance(
+		ctx, id, key, leaf, assetSnapshot.MetaReveal,
 	)
 	if err != nil {
 		return nil, fmt.Errorf("unable to register new "+