Add utxo inputs to transaction endpoint and block height

api-server/api-server-common/src/storage/impls/in_memory/mod.rs

@@ -16,7 +16,7 @@
 pub mod transactional;
 
 use crate::storage::storage_api::{
-    block_aux_data::BlockAuxData, ApiServerStorageError, Delegation, FungibleTokenData,
+    block_aux_data::BlockAuxData, ApiServerStorageError, BlockInfo, Delegation, FungibleTokenData,
     PoolBlockStats, TransactionInfo, Utxo,
 };
 use common::{
@@ -108,13 +108,18 @@ impl ApiServerInMemoryStorage {
             }))
     }
 
-    fn get_block(&self, block_id: Id<Block>) -> Result<Option<Block>, ApiServerStorageError> {
+    fn get_block(&self, block_id: Id<Block>) -> Result<Option<BlockInfo>, ApiServerStorageError> {
         let block_result = self.block_table.get(&block_id);
         let block = match block_result {
             Some(blk) => blk,
             None => return Ok(None),
         };
-        Ok(Some(block.clone()))
+        let height = self.block_aux_data_table.get(&block_id).map(|data| data.block_height());
+
+        Ok(Some(BlockInfo {
+            block: block.clone(),
+            height,
+        }))
     }
 
     #[allow(clippy::type_complexity)]
@@ -503,6 +508,10 @@ impl ApiServerInMemoryStorage {
         block: &Block,
     ) -> Result<(), ApiServerStorageError> {
         self.block_table.insert(block_id, block.clone());
+        self.block_aux_data_table.insert(
+            block_id,
+            BlockAuxData::new(block_id, block_height, block.timestamp()),
+        );
         self.main_chain_blocks_table.insert(block_height, block_id);
         self.best_block = (block_height, block_id.into());
         Ok(())
@@ -545,7 +554,14 @@ impl ApiServerInMemoryStorage {
         &mut self,
         block_height: BlockHeight,
     ) -> Result<(), ApiServerStorageError> {
-        self.main_chain_blocks_table.retain(|k, _| k <= &block_height);
+        self.main_chain_blocks_table.retain(|k, id| {
+            if k <= &block_height {
+                true
+            } else {
+                self.block_aux_data_table.remove(id);
+                false
+            }
+        });
         Ok(())
     }
 

api-server/api-server-common/src/storage/impls/in_memory/transactional/read.rs

@@ -26,8 +26,8 @@ use common::{
 use pos_accounting::PoolData;
 
 use crate::storage::storage_api::{
-    block_aux_data::BlockAuxData, ApiServerStorageError, ApiServerStorageRead, Delegation,
-    FungibleTokenData, PoolBlockStats, TransactionInfo, Utxo,
+    block_aux_data::BlockAuxData, ApiServerStorageError, ApiServerStorageRead, BlockInfo,
+    Delegation, FungibleTokenData, PoolBlockStats, TransactionInfo, Utxo,
 };
 
 use super::ApiServerInMemoryStorageTransactionalRo;
@@ -53,7 +53,10 @@ impl<'t> ApiServerStorageRead for ApiServerInMemoryStorageTransactionalRo<'t> {
         self.transaction.get_address_transactions(address)
     }
 
-    async fn get_block(&self, block_id: Id<Block>) -> Result<Option<Block>, ApiServerStorageError> {
+    async fn get_block(
+        &self,
+        block_id: Id<Block>,
+    ) -> Result<Option<BlockInfo>, ApiServerStorageError> {
         self.transaction.get_block(block_id)
     }
 

api-server/api-server-common/src/storage/impls/in_memory/transactional/write.rs

@@ -28,7 +28,8 @@ use pos_accounting::PoolData;
 
 use crate::storage::storage_api::{
     block_aux_data::BlockAuxData, ApiServerStorageError, ApiServerStorageRead,
-    ApiServerStorageWrite, Delegation, FungibleTokenData, PoolBlockStats, TransactionInfo, Utxo,
+    ApiServerStorageWrite, BlockInfo, Delegation, FungibleTokenData, PoolBlockStats,
+    TransactionInfo, Utxo,
 };
 
 use super::ApiServerInMemoryStorageTransactionalRw;
@@ -233,7 +234,10 @@ impl<'t> ApiServerStorageRead for ApiServerInMemoryStorageTransactionalRw<'t> {
         self.transaction.get_best_block()
     }
 
-    async fn get_block(&self, block_id: Id<Block>) -> Result<Option<Block>, ApiServerStorageError> {
+    async fn get_block(
+        &self,
+        block_id: Id<Block>,
+    ) -> Result<Option<BlockInfo>, ApiServerStorageError> {
         self.transaction.get_block(block_id)
     }
 

api-server/api-server-common/src/storage/impls/postgres/queries.rs

@@ -34,8 +34,8 @@ use tokio_postgres::NoTls;
 use crate::storage::{
     impls::CURRENT_STORAGE_VERSION,
     storage_api::{
-        block_aux_data::BlockAuxData, ApiServerStorageError, Delegation, FungibleTokenData,
-        PoolBlockStats, TransactionInfo, Utxo,
+        block_aux_data::BlockAuxData, ApiServerStorageError, BlockInfo, Delegation,
+        FungibleTokenData, PoolBlockStats, TransactionInfo, Utxo,
     },
 };
 
@@ -592,22 +592,24 @@ impl<'a, 'b> QueryFromConnection<'a, 'b> {
     pub async fn get_block(
         &mut self,
         block_id: Id<Block>,
-    ) -> Result<Option<Block>, ApiServerStorageError> {
+    ) -> Result<Option<BlockInfo>, ApiServerStorageError> {
         let row = self
             .tx
             .query_opt(
-                "SELECT block_data FROM ml_blocks WHERE block_id = $1;",
+                "SELECT block_data, block_height FROM ml_blocks WHERE block_id = $1;",
                 &[&block_id.encode()],
             )
             .await
             .map_err(|e| ApiServerStorageError::LowLevelStorageError(e.to_string()))?;
 
-        let data = match row {
+        let row = match row {
             Some(d) => d,
             None => return Ok(None),
         };
 
-        let data: Vec<u8> = data.get(0);
+        let data: Vec<u8> = row.get(0);
+        let height: Option<i64> = row.get(1);
+        let height = height.map(|h| BlockHeight::new(h as u64));
 
         let block = Block::decode_all(&mut data.as_slice()).map_err(|e| {
             ApiServerStorageError::DeserializationError(format!(
@@ -616,7 +618,7 @@ impl<'a, 'b> QueryFromConnection<'a, 'b> {
             ))
         })?;
 
-        Ok(Some(block))
+        Ok(Some(BlockInfo { block, height }))
     }
 
     pub async fn get_block_range_from_time_range(

api-server/api-server-common/src/storage/impls/postgres/transactional/mod.rs

@@ -28,7 +28,7 @@ use tokio_postgres::NoTls;
 
 use crate::storage::storage_api::{
     block_aux_data::BlockAuxData, ApiServerStorage, ApiServerStorageError, ApiServerTransactionRo,
-    ApiServerTransactionRw, TransactionInfo, Transactional,
+    ApiServerTransactionRw, BlockInfo, TransactionInfo, Transactional,
 };
 
 use super::{queries::QueryFromConnection, TransactionalApiServerPostgresStorage};
@@ -110,7 +110,7 @@ impl<'a> ApiServerPostgresTransactionalRo<'a> {
     pub async fn get_block(
         &mut self,
         block_id: Id<Block>,
-    ) -> Result<Option<Block>, ApiServerStorageError> {
+    ) -> Result<Option<BlockInfo>, ApiServerStorageError> {
         let mut conn = QueryFromConnection::new(self.connection.as_ref().expect(CONN_ERR));
         let res = conn.get_block(block_id).await?;
 

api-server/api-server-common/src/storage/impls/postgres/transactional/read.rs

@@ -25,8 +25,8 @@ use common::{
 use crate::storage::{
     impls::postgres::queries::QueryFromConnection,
     storage_api::{
-        block_aux_data::BlockAuxData, ApiServerStorageError, ApiServerStorageRead, Delegation,
-        FungibleTokenData, PoolBlockStats, TransactionInfo, Utxo,
+        block_aux_data::BlockAuxData, ApiServerStorageError, ApiServerStorageRead, BlockInfo,
+        Delegation, FungibleTokenData, PoolBlockStats, TransactionInfo, Utxo,
     },
 };
 use std::collections::BTreeMap;
@@ -83,7 +83,7 @@ impl<'a> ApiServerStorageRead for ApiServerPostgresTransactionalRo<'a> {
     async fn get_block(
         &self,
         block_id: Id<common::chain::Block>,
-    ) -> Result<Option<common::chain::Block>, ApiServerStorageError> {
+    ) -> Result<Option<BlockInfo>, ApiServerStorageError> {
         let mut conn = QueryFromConnection::new(self.connection.as_ref().expect(CONN_ERR));
         let res = conn.get_block(block_id).await?;
 

api-server/api-server-common/src/storage/impls/postgres/transactional/write.rs

@@ -30,8 +30,8 @@ use crate::storage::{
     impls::postgres::queries::QueryFromConnection,
     storage_api::{
         block_aux_data::BlockAuxData, ApiServerStorageError, ApiServerStorageRead,
-        ApiServerStorageWrite, Delegation, FungibleTokenData, PoolBlockStats, TransactionInfo,
-        Utxo,
+        ApiServerStorageWrite, BlockInfo, Delegation, FungibleTokenData, PoolBlockStats,
+        TransactionInfo, Utxo,
     },
 };
 
@@ -309,7 +309,10 @@ impl<'a> ApiServerStorageRead for ApiServerPostgresTransactionalRw<'a> {
         Ok(res)
     }
 
-    async fn get_block(&self, block_id: Id<Block>) -> Result<Option<Block>, ApiServerStorageError> {
+    async fn get_block(
+        &self,
+        block_id: Id<Block>,
+    ) -> Result<Option<BlockInfo>, ApiServerStorageError> {
         let mut conn = QueryFromConnection::new(self.connection.as_ref().expect(CONN_ERR));
         let res = conn.get_block(block_id).await?;
 

api-server/api-server-common/src/storage/storage_api/mod.rs

@@ -193,12 +193,19 @@ impl FungibleTokenData {
 pub struct TransactionInfo {
     pub tx: SignedTransaction,
     pub fee: Amount,
+    pub input_utxos: Vec<Option<TxOutput>>,
 }
 
 pub struct PoolBlockStats {
     pub block_count: u64,
 }
 
+#[derive(Debug, Clone, PartialEq, Eq)]
+pub struct BlockInfo {
+    pub block: Block,
+    pub height: Option<BlockHeight>,
+}
+
 #[async_trait::async_trait]
 pub trait ApiServerStorageRead: Sync {
     async fn is_initialized(&self) -> Result<bool, ApiServerStorageError>;
@@ -218,7 +225,10 @@ pub trait ApiServerStorageRead: Sync {
 
     async fn get_best_block(&self) -> Result<(BlockHeight, Id<GenBlock>), ApiServerStorageError>;
 
-    async fn get_block(&self, block_id: Id<Block>) -> Result<Option<Block>, ApiServerStorageError>;
+    async fn get_block(
+        &self,
+        block_id: Id<Block>,
+    ) -> Result<Option<BlockInfo>, ApiServerStorageError>;
 
     async fn get_block_aux_data(
         &self,

api-server/scanner-lib/Cargo.toml

@@ -19,6 +19,7 @@ tx-verifier = { path = "../../chainstate/tx-verifier" }
 constraints-value-accumulator = { path = "../../chainstate/constraints-value-accumulator" }
 mempool = { path = "../../mempool" }
 
+futures = { workspace = true, default-features = false }
 async-trait.workspace = true
 thiserror.workspace = true
 tokio = { workspace = true, features = ["full"] }

api-server/scanner-lib/src/blockchain_state/mod.rs

@@ -33,6 +33,7 @@ use common::{
     },
     primitives::{id::WithId, Amount, BlockHeight, CoinOrTokenId, Fee, Id, Idable},
 };
+use futures::{stream::FuturesUnordered, TryStreamExt};
 use pos_accounting::{make_delegation_id, PoSAccountingView, PoolData};
 use std::{
     collections::{BTreeMap, BTreeSet},
@@ -400,9 +401,14 @@ async fn calculate_fees<T: ApiServerStorageWrite>(
         let fee = tx_fees(chain_config, block_height, tx, db_tx, &new_outputs).await?;
         total_fees = total_fees.combine(fee.clone()).expect("no overflow");
 
+        let input_tasks: FuturesUnordered<_> =
+            tx.inputs().iter().map(|input| fetch_utxo(input, db_tx)).collect();
+        let input_utxos: Vec<Option<TxOutput>> = input_tasks.try_collect().await?;
+
         let tx_info = TransactionInfo {
             tx: tx.clone(),
             fee: fee.map_into_block_fees(chain_config, block_height).expect("no overflow").0,
+            input_utxos,
         };
 
         db_tx
@@ -414,6 +420,18 @@ async fn calculate_fees<T: ApiServerStorageWrite>(
     Ok(total_fees.map_into_block_fees(chain_config, block_height).expect("no overflow"))
 }
 
+async fn fetch_utxo<T: ApiServerStorageRead>(
+    input: &TxInput,
+    db_tx: &T,
+) -> Result<Option<TxOutput>, ApiServerStorageError> {
+    match input {
+        TxInput::Utxo(outpoint) => {
+            Ok(db_tx.get_utxo(outpoint.clone()).await?.map(|utxo| utxo.into_output()))
+        }
+        TxInput::Account(_) | TxInput::AccountCommand(_, _) => Ok(None),
+    }
+}
+
 async fn tx_fees<T: ApiServerStorageWrite>(
     chain_config: &ChainConfig,
     block_height: BlockHeight,

api-server/stack-test-suite/tests/v1/block.rs

@@ -143,6 +143,7 @@ async fn ok(#[case] seed: Seed) {
                 .unwrap();
 
             let old_expected_block = json!({
+                "height": None::<BlockHeight>,
                 "header": block_header_to_json(&block),
                 "body": {
                     "reward": block.block_reward()
@@ -192,6 +193,7 @@ async fn ok(#[case] seed: Seed) {
                 .unwrap();
 
             let new_expected_block = json!({
+                "height": block_height,
                 "header": block_header_to_json(&block),
                 "body": {
                     "reward": block.block_reward()

api-server/stack-test-suite/tests/v1/transaction.rs

@@ -61,7 +61,7 @@ async fn ok(#[case] seed: Seed) {
     let task = tokio::spawn(async move {
         let web_server_state = {
             let mut rng = make_seedable_rng(seed);
-            let block_height = rng.gen_range(1..50);
+            let block_height = rng.gen_range(2..50);
             let n_blocks = rng.gen_range(block_height..100);
 
             let chain_config = create_unit_test_config();
@@ -78,19 +78,32 @@ async fn ok(#[case] seed: Seed) {
                 // Need the "- 1" to account for the genesis block not in the vec
                 let block_id = chainstate_block_ids[block_height - 1];
                 let block = tf.block(tf.to_chain_block_id(&block_id));
+                let prev_block =
+                    tf.block(tf.to_chain_block_id(&chainstate_block_ids[block_height - 2]));
+                let prev_tx = &prev_block.transactions()[0];
 
                 let transaction_index = rng.gen_range(0..block.transactions().len());
                 let transaction = block.transactions()[transaction_index].transaction();
                 let transaction_id = transaction.get_id();
 
+                let utxos = transaction.inputs().iter().map(|inp| match inp {
+                    TxInput::Utxo(outpoint) => {
+                        Some(prev_tx.outputs()[outpoint.output_index() as usize].clone())
+                    }
+                    TxInput::Account(_) | TxInput::AccountCommand(_, _) => None,
+                });
+
                 let expected_transaction = json!({
                 "block_id": block_id.to_hash().encode_hex::<String>(),
                 "timestamp": block.timestamp().to_string(),
                 "confirmations": BlockHeight::new((n_blocks - block_height) as u64).to_string(),
                 "version_byte": transaction.version_byte(),
                 "is_replaceable": transaction.is_replaceable(),
                 "flags": transaction.flags(),
-                "inputs": transaction.inputs(),
+                "inputs": transaction.inputs().iter().zip(utxos).map(|(inp, utxo)| json!({
+                    "input": inp,
+                    "utxo": utxo.as_ref().map(|txo| txoutput_to_json(txo, &chain_config)),
+                    })).collect::<Vec<_>>(),
                 "outputs": transaction.outputs()
                             .iter()
                             .map(|out| txoutput_to_json(out, &chain_config))

api-server/stack-test-suite/tests/v1/transaction_merkle_path.rs

@@ -112,6 +112,7 @@ async fn get_block_failed(#[case] seed: Seed) {
                 let tx_info = TransactionInfo {
                     tx: signed_transaction,
                     fee: Amount::from_atoms(rng.gen_range(0..100)),
+                    input_utxos: vec![],
                 };
 
                 db_tx.set_transaction(transaction_id, Some(block_id), &tx_info).await.unwrap();
@@ -237,6 +238,7 @@ async fn transaction_not_part_of_block(#[case] seed: Seed) {
                 let tx_info = TransactionInfo {
                     tx: signed_transaction,
                     fee: Amount::from_atoms(rng.gen_range(0..100)),
+                    input_utxos: vec![],
                 };
                 db_tx.set_transaction(transaction_id, None, &tx_info).await.unwrap();
                 db_tx.commit().await.unwrap();