DBManager WIP (#1512)

* WIP

* WIP

* WIP

pool/pgpoolstorage/pgpoolstorage.go

@@ -533,3 +533,12 @@ func scanTx(rows pgx.Rows) (*pool.Transaction, error) {
 
 	return tx, nil
 }
+
+// DeleteTransactionByHash deletes tx by its hash
+func (p *PostgresPoolStorage) DeleteTransactionByHash(ctx context.Context, hash common.Hash) error {
+	query := "DELETE FROM pool.txs WHERE hash = $1"
+	if _, err := p.db.Exec(ctx, query, hash); err != nil {
+		return err
+	}
+	return nil
+}

pool/pool.go

@@ -240,6 +240,8 @@ func (p *Pool) checkTxFieldCompatibilityWithExecutor(ctx context.Context, tx typ
 
 // MarkReorgedTxsAsPending updated reorged txs status from selected to pending
 func (p *Pool) MarkReorgedTxsAsPending(ctx context.Context) error {
+	// TODO: Change status to "reorged"
+
 	// get selected transactions from pool
 	selectedTxs, err := p.GetSelectedTxs(ctx, 0)
 	if err != nil {
@@ -266,3 +268,5 @@ func (p *Pool) MarkReorgedTxsAsPending(ctx context.Context) error {
 
 	return nil
 }
+
+// TODO: Create a method for the synchronizer to update Tx Statuses to "pending" or "reorged"

pool/transaction.go

@@ -15,10 +15,12 @@ const (
 	TxStatusPending TxStatus = "pending"
 	// TxStatusInvalid represents an invalid tx
 	TxStatusInvalid TxStatus = "invalid"
-	// TxStatusSelected represents a tx that has been	 selected
+	// TxStatusSelected represents a tx that has been selected
 	TxStatusSelected TxStatus = "selected"
 	// TxStatusFailed represents a tx that has been failed after processing, but can be processed in the future
 	TxStatusFailed TxStatus = "failed"
+	// TxStatusWIP represents a tx that is in a sequencer worker memory
+	TxStatusWIP TxStatus = "wip"
 )
 
 // TxStatus represents the state of a tx