feat: add Transaction.referenceInputs

packages/api-cardano-db-hasura/hasura/project/metadata/tables.yaml

@@ -549,6 +549,46 @@
       - hash
       - value
       filter: {}
+- table:
+    schema: public
+    name: ReferenceInput
+  object_relationships:
+  - name: sourceTransaction
+    using:
+      manual_configuration:
+        remote_table:
+          schema: public
+          name: Transaction
+        column_mapping:
+          sourceTxHash: hash
+  - name: transaction
+    using:
+      manual_configuration:
+        remote_table:
+          schema: public
+          name: Transaction
+        column_mapping:
+          txHash: hash
+  array_relationships:
+  - name: tokens
+    using:
+      manual_configuration:
+        remote_table:
+          schema: public
+          name: TokenInOutput
+        column_mapping:
+          source_tx_out_id: tx_out_id
+  select_permissions:
+  - role: cardano-graphql
+    permission:
+      columns:
+      - address
+      - sourceTxHash
+      - sourceTxIndex
+      - txHash
+      - value
+      filter: {}
+      allow_aggregations: true
 - table:
     schema: public
     name: Reward
@@ -984,6 +1024,14 @@
           name: Redeemer
         column_mapping:
           id: txId
+  - name: referenceInputs
+    using:
+      manual_configuration:
+        remote_table:
+          schema: public
+          name: ReferenceInput
+        column_mapping:
+          hash: txHash
   - name: scripts
     using:
       manual_configuration:

packages/api-cardano-db-hasura/hasura/project/migrations/1589369664961_init/down.sql

@@ -11,6 +11,7 @@ DROP VIEW IF EXISTS
   "ProtocolParams",
   "Redeemer",
   "RedeemerDatum",
+  "ReferenceInput",
   "Reward",
   "Script",
   "SlotLeader",

packages/api-cardano-db-hasura/hasura/project/migrations/1589369664961_init/up.sql

@@ -180,6 +180,24 @@ SELECT
   redeemer.redeemer_data_id AS "redeemer_datum_id"
 FROM redeemer;
 
+CREATE OR REPLACE VIEW "ReferenceInput" AS
+SELECT
+  source_tx_out.address,
+  source_tx_out.value,
+  tx.hash AS "txHash",
+  source_tx.hash AS "sourceTxHash",
+  reference_tx_in.tx_out_index AS "sourceTxIndex",
+  source_tx_out.id AS source_tx_out_id
+FROM
+  tx
+JOIN reference_tx_in
+  ON reference_tx_in.tx_in_id = tx.id
+JOIN tx_out AS source_tx_out
+  ON reference_tx_in.tx_out_id = source_tx_out.tx_id
+  AND reference_tx_in.tx_out_index = source_tx_out.index
+JOIN tx AS source_tx
+  ON source_tx_out.tx_id = source_tx.id;
+
 CREATE OR REPLACE VIEW "Reward" AS
 SELECT
   reward.amount,

packages/api-cardano-db-hasura/schema.graphql

@@ -1354,6 +1354,18 @@ type Transaction {
     where: TransactionOutput_bool_exp
   ): TransactionOutput_aggregate!
   redeemers: [Redeemer]
+  referenceInputs (
+    limit: Int
+    order_by: [TransactionInput_order_by]
+    offset: Int
+    where: TransactionInput_bool_exp
+  ): [TransactionInput!]!
+  referenceInputs_aggregate (
+    limit: Int
+    order_by: [TransactionInput_order_by]
+    offset: Int
+    where: TransactionInput_bool_exp
+  ): TransactionInput_aggregate!
   scripts: [Script]
   scriptSize: Int!
   size: BigInt!

packages/api-cardano-db-hasura/src/example_queries/transactions/transactionsByHashesWithReferenceInputs.graphql

@@ -0,0 +1,35 @@
+query transactionsByHashesWithReferenceInputs(
+    $hashes: [Hash32Hex]!
+) {
+    transactions(
+        where: { hash: { _in: $hashes }},
+        order_by: { hash: desc }
+    ) {
+        hash
+        referenceInputs(order_by: { sourceTxHash: asc }) {
+            address
+            sourceTransaction {
+                hash
+            }
+            sourceTxHash
+            sourceTxIndex
+        }
+        referenceInputs_aggregate(order_by: { sourceTxHash: asc }) {
+            aggregate {
+                avg {
+                    value
+                }
+                count
+                max {
+                    value
+                }
+                min {
+                    value
+                }
+                sum {
+                    value
+                }
+            }
+        }
+    }
+}

packages/api-cardano-db-hasura/test/__snapshots__/transactions.query.test.ts.snap

@@ -430,6 +430,43 @@ Object {
 }
 `;
 
+exports[`transactions transactions with reference inputs shows the reference inputs 1`] = `
+Object {
+  "transactions": Array [
+    Object {
+      "hash": "067e84ddc353faefcbd29f11586d854146b3df43f89b3c1a64a3ff9fbb3c05bd",
+      "referenceInputs": Array [
+        Object {
+          "address": "addr_test1wqag3rt979nep9g2wtdwu8mr4gz6m4kjdpp5zp705km8wys6t2kla",
+          "sourceTransaction": Object {
+            "hash": "62a8a3c215d1241e6407ec7422ec0878ea533b2db436e4d099bdd226a08fe7e1",
+          },
+          "sourceTxHash": "62a8a3c215d1241e6407ec7422ec0878ea533b2db436e4d099bdd226a08fe7e1",
+          "sourceTxIndex": 1,
+        },
+      ],
+      "referenceInputs_aggregate": Object {
+        "aggregate": Object {
+          "avg": Object {
+            "value": "1094740",
+          },
+          "count": "1",
+          "max": Object {
+            "value": "1094740",
+          },
+          "min": Object {
+            "value": "1094740",
+          },
+          "sum": Object {
+            "value": "1094740",
+          },
+        },
+      },
+    },
+  ],
+}
+`;
+
 exports[`transactions transactions with tokens shows the tokens minted and output 1`] = `
 Object {
   "transactions": Array [

packages/api-cardano-db-hasura/test/transactions.query.test.ts

@@ -158,4 +158,14 @@ describe('transactions', () => {
       expect(result.data).toMatchSnapshot()
     })
   })
+
+  describe('transactions with reference inputs', () => {
+    it('shows the reference inputs', async () => {
+      const result = await client.query({
+        query: await loadQueryNode('transactionsByHashesWithReferenceInputs'),
+        variables: { hashes: ['067e84ddc353faefcbd29f11586d854146b3df43f89b3c1a64a3ff9fbb3c05bd'] }
+      })
+      expect(result.data).toMatchSnapshot()
+    })
+  })
 })