Merge pull request #667 from GeorgeTsagk/asset-stats-anchor-point

Expose anchor point in AssetStats

Author: GeorgeTsagk

itest/assertions.go

@@ -1300,6 +1300,10 @@ func AssertUniverseAssetStats(t *testing.T, node *tapdHarness,
 		require.NotZero(t, statAsset.GenesisHeight)
 		require.NotZero(t, statAsset.GenesisTimestamp)
 		require.NotEmpty(t, statAsset.GenesisPoint)
+		require.NotEmpty(t, statAsset.AnchorPoint)
+		require.NotEqual(
+			t, statAsset.GenesisPoint, statAsset.AnchorPoint,
+		)
 	}
 
 	eventStats, err := node.QueryEvents(ctxb, &unirpc.QueryEventsRequest{})

rpcserver.go

@@ -4209,6 +4209,7 @@ func (r *rpcServer) marshalAssetSyncSnapshot(ctx context.Context,
 		TotalSupply:      int64(a.TotalSupply),
 		GenesisHeight:    int32(a.GenesisHeight),
 		GenesisTimestamp: r.getBlockTimestamp(ctx, a.GenesisHeight),
+		AnchorPoint:      a.AnchorPoint.String(),
 	}
 
 	if a.GroupKey != nil {

tapdb/sqlc/assets.sql.go

@@ -315,7 +315,8 @@ CREATE TABLE IF NOT EXISTS asset_seedlings (
 CREATE VIEW genesis_info_view AS
     SELECT
         gen_asset_id, asset_id, asset_tag, assets_meta.meta_data_hash meta_hash,
-        output_index, asset_type, genesis_points.prev_out prev_out, block_height
+        output_index, asset_type, genesis_points.prev_out prev_out, 
+        chain_txns.txid anchor_txid, block_height
     FROM genesis_assets
     -- We do a LEFT JOIN here, as not every asset has a set of
     -- metadata that matches the asset.

tapdb/sqlc/migrations/000002_assets.up.sql

@@ -247,7 +247,8 @@ WITH asset_supply AS (
            gen.asset_id AS asset_id, 
            gen.asset_tag AS asset_name, gen.asset_type AS asset_type,
            gen.block_height AS genesis_height, gen.prev_out AS genesis_prev_out,
-           group_info.tweaked_group_key AS group_key
+           group_info.tweaked_group_key AS group_key,
+           gen.output_index AS anchor_index, gen.anchor_txid AS anchor_txid
     FROM genesis_info_view gen
     JOIN asset_supply
         ON asset_supply.asset_id = gen.asset_id
@@ -269,6 +270,8 @@ SELECT asset_info.supply AS asset_supply,
     asset_info.genesis_height AS genesis_height,
     asset_info.genesis_prev_out AS genesis_prev_out,
     asset_info.group_key AS group_key,
+    asset_info.anchor_index AS anchor_index,
+    asset_info.anchor_txid AS anchor_txid,
     universe_stats.total_asset_syncs AS total_syncs,
     universe_stats.total_asset_proofs AS total_proofs
 FROM asset_info

tapdb/sqlc/models.go

@@ -12,6 +12,8 @@ import (
 
 	"github.com/btcsuite/btcd/btcec/v2"
 	"github.com/btcsuite/btcd/btcec/v2/schnorr"
+	"github.com/btcsuite/btcd/chaincfg/chainhash"
+	"github.com/btcsuite/btcd/wire"
 	"github.com/davecgh/go-spew/spew"
 	"github.com/lightninglabs/neutrino/cache/lru"
 	"github.com/lightninglabs/taproot-assets/asset"
@@ -839,6 +841,16 @@ func (u *UniverseStats) QuerySyncStats(ctx context.Context,
 					err)
 			}
 
+			hash, err := chainhash.NewHash(assetStat.AnchorTxid[:])
+			if err != nil {
+				return err
+			}
+
+			stats.AnchorPoint = wire.OutPoint{
+				Hash:  *hash,
+				Index: uint32(assetStat.AnchorIndex),
+			}
+
 			resp.SyncStats = append(resp.SyncStats, stats)
 		}