drk: Store bs58 encoded transaction history in the wallet

bin/drk/src/rpc_blockchain.rs

@@ -171,8 +171,7 @@ impl Drk {
         let txid = serde_json::from_value(rep)?;
 
         // Store transactions history record
-        // FIXME: This breaks with the DAO::Exec transaction
-        //self.insert_tx_history_record(tx).await?;
+        self.insert_tx_history_record(tx).await?;
 
         Ok(txid)
     }

bin/drk/src/wallet_txs_history.rs

@@ -80,7 +80,7 @@ impl Drk {
             WALLET_TXS_HISTORY_COL_TX_HASH,
             QueryType::Text as u8,
             WALLET_TXS_HISTORY_COL_STATUS,
-            QueryType::Blob as u8,
+            QueryType::Text as u8,
             WALLET_TXS_HISTORY_COL_TX,
         ]);
 
@@ -99,7 +99,8 @@ impl Drk {
 
         let status: String = serde_json::from_value(arr[1].clone())?;
 
-        let tx_bytes: Vec<u8> = serde_json::from_value(arr[2].clone())?;
+        let tx_encoded: String = serde_json::from_value(arr[2].clone())?;
+        let tx_bytes: Vec<u8> = bs58::decode(&tx_encoded).into_vec()?;
         let tx: Transaction = deserialize(&tx_bytes)?;
 
         Ok((tx_hash, status, tx))
@@ -121,8 +122,8 @@ impl Drk {
             tx.hash().to_string(),
             QueryType::Text as u8,
             "Broadcasted",
-            QueryType::Blob as u8,
-            serialize(tx),
+            QueryType::Text as u8,
+            bs58::encode(&serialize(tx)).into_string().to_string(),
         ]);
 
         let req = JsonRequest::new("wallet.exec_sql", params);

src/contract/money/wallet.sql

@@ -50,3 +50,10 @@ CREATE TABLE IF NOT EXISTS money_aliases (
 	alias BLOB PRIMARY KEY NOT NULL,
 	token_id BLOB NOT NULL
 );
+
+CREATE TABLE IF NOT EXISTS transactions_history (
+	id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
+	transaction_hash TEXT UNIQUE NOT NULL,
+	status TEXT NOT NULL,
+	tx TEXT UNIQUE NOT NULL
+);