feat: Expose collateral data (#495)

src/mapper/babbage.rs

@@ -65,6 +65,11 @@ impl EventWriter {
             }
         }
 
+        // Add Collateral Stuff
+        let collateral_inputs = &body.collateral.as_deref();
+        record.collateral_input_count = collateral_inputs.iter().count();
+        record.has_collateral_output = body.collateral_return.is_some();
+
         // TODO
         // TransactionBodyComponent::ScriptDataHash(_)
         // TransactionBodyComponent::RequiredSigners(_)
@@ -74,6 +79,17 @@ impl EventWriter {
             record.outputs = outputs.into();
             record.inputs = inputs.into();
 
+            // transaction_details collateral stuff
+            record.collateral_inputs =
+                collateral_inputs.map(|inputs| self.collect_input_records(inputs));
+
+            record.collateral_output = body.collateral_return.as_ref().map(|output| match output {
+                TransactionOutput::Legacy(x) => self.to_legacy_output_record(x).unwrap(),
+                TransactionOutput::PostAlonzo(x) => {
+                    self.to_post_alonzo_output_record(x).unwrap()
+                }
+            });
+
             record.metadata = match aux_data {
                 Some(aux_data) => self.collect_metadata_records(aux_data)?.into(),
                 None => None,

src/model.rs

@@ -160,6 +160,8 @@ pub struct TransactionRecord {
     pub validity_interval_start: Option<u64>,
     pub network_id: Option<u32>,
     pub input_count: usize,
+    pub collateral_input_count: usize,
+    pub has_collateral_output: bool,
     pub output_count: usize,
     pub mint_count: usize,
     pub total_output: u64,
@@ -168,6 +170,8 @@ pub struct TransactionRecord {
     pub metadata: Option<Vec<MetadataRecord>>,
     pub inputs: Option<Vec<TxInputRecord>>,
     pub outputs: Option<Vec<TxOutputRecord>>,
+    pub collateral_inputs: Option<Vec<TxInputRecord>>,
+    pub collateral_output: Option<TxOutputRecord>,
     pub mint: Option<Vec<MintRecord>>,
     pub vkey_witnesses: Option<Vec<VKeyWitnessRecord>>,
     pub native_witnesses: Option<Vec<NativeWitnessRecord>>,