feature: Multi-asset support

Adds support for the multi-asset ledger: - `Token` type - `tokens` and `tokens_aggregate` queries. - `TransactionOutput.tokens` and `TransactionInput.tokens` contains all non-ada assets being transacted, with TransactionOutput.value` remaining as the single value required for ada. - `Transaction.mint` is a nullable field. - 'paymentAddresses' query returns a count of the assets associated with the address/es provided
cardano-foundation · Jan 25, 2021 · 86e4206 · 86e4206
1 parent ef884f3
commit 86e4206
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Showing 17 changed files with 622 additions and 35 deletions.
diff --git a/packages/api-cardano-db-hasura/hasura/project/metadata/tables.yaml b/packages/api-cardano-db-hasura/hasura/project/metadata/tables.yaml
@@ -219,6 +219,29 @@
       filter: {}
       limit: 2500
       allow_aggregations: true
+- table:
+    schema: public
+    name: Mint
+  object_relationships:
+  - name: transaction
+    using:
+      manual_configuration:
+        remote_table:
+          schema: public
+          name: Transaction
+        column_mapping:
+          tx_id: id
+  select_permissions:
+  - role: cardano-graphql
+    permission:
+      columns:
+      - assetId
+      - assetName
+      - policyId
+      - quantity
+      filter: {}
+      limit: 2500
+      allow_aggregations: true
 - table:
     schema: public
     name: Reward
@@ -451,6 +474,34 @@
       filter: {}
       limit: 2500
       allow_aggregations: true
+- table:
+    schema: public
+    name: Token
+  configuration:
+    custom_root_fields:
+      select_aggregate: tokens_aggregate
+      select: tokens
+    custom_column_names: {}
+  object_relationships:
+  - name: transactionOutput
+    using:
+      manual_configuration:
+        remote_table:
+          schema: public
+          name: TransactionOutput
+        column_mapping:
+          tx_out_id: id
+  select_permissions:
+  - role: cardano-graphql
+    permission:
+      columns:
+      - assetId
+      - assetName
+      - policyId
+      - quantity
+      filter: {}
+      limit: 2500
+      allow_aggregations: true
 - table:
     schema: public
     name: Transaction
@@ -485,6 +536,14 @@
           name: tx_metadata
         column_mapping:
           id: tx_id
+  - name: mint
+    using:
+      manual_configuration:
+        remote_table:
+          schema: public
+          name: Mint
+        column_mapping:
+          id: tx_id
   - name: outputs
     using:
       manual_configuration:
@@ -538,6 +597,15 @@
           name: Transaction
         column_mapping:
           txHash: hash
+  array_relationships:
+  - name: tokens
+    using:
+      manual_configuration:
+        remote_table:
+          schema: public
+          name: Token
+        column_mapping:
+          source_tx_out_id: tx_out_id
   select_permissions:
   - role: cardano-graphql
     permission:
@@ -562,6 +630,15 @@
           name: Transaction
         column_mapping:
           txHash: hash
+  array_relationships:
+  - name: tokens
+    using:
+      manual_configuration:
+        remote_table:
+          schema: public
+          name: Token
+        column_mapping:
+          id: tx_out_id
   select_permissions:
   - role: cardano-graphql
     permission:
@@ -590,6 +667,15 @@
           name: Transaction
         column_mapping:
           txHash: hash
+  array_relationships:
+  - name: tokens
+    using:
+      manual_configuration:
+        remote_table:
+          schema: public
+          name: Token
+        column_mapping:
+          id: tx_out_id
   select_permissions:
   - role: cardano-graphql
     permission:

diff --git a/packages/api-cardano-db-hasura/hasura/project/migrations/1589369664961_init/down.sql b/packages/api-cardano-db-hasura/hasura/project/migrations/1589369664961_init/down.sql
@@ -4,13 +4,15 @@ DROP VIEW IF EXISTS
   "Cardano",
   "Delegation",
   "Epoch",
+  "Mint",
   "ShelleyEpochProtocolParams",
   "Reward",
   "SlotLeader",
   "StakeDeregistration",
   "StakePool",
   "StakeRegistration",
   "StakePoolRetirement",
+  "Token",
   "Transaction",
   "TransactionInput",
   "TransactionOutput",

diff --git a/packages/api-cardano-db-hasura/hasura/project/migrations/1589369664961_init/up.sql b/packages/api-cardano-db-hasura/hasura/project/migrations/1589369664961_init/up.sql
@@ -170,6 +170,24 @@ SELECT
   ( SELECT pool_hash.hash_raw FROM pool_hash WHERE pool_hash.id = pool_id ) AS "pool_hash"
 FROM epoch_stake;
 
+CREATE VIEW "Mint" AS
+SELECT
+  CONCAT(policy,name) as "assetId",
+  name as "assetName",
+  policy as "policyId",
+  quantity,
+  tx_id
+FROM ma_tx_mint;
+
+CREATE VIEW "Token" AS
+SELECT
+  CONCAT(policy,name) as "assetId",
+  name as "assetName",
+  policy as "policyId",
+  quantity,
+  tx_out_id
+FROM ma_tx_out;
+
 CREATE VIEW "Transaction" AS
 SELECT
   block.hash AS "blockHash",
@@ -194,7 +212,8 @@ SELECT
   source_tx_out.value,
   tx.hash AS "txHash",
   source_tx.hash AS "sourceTxHash",
-  tx_in.tx_out_index AS "sourceTxIndex"
+  tx_in.tx_out_index AS "sourceTxIndex",
+  source_tx_out.id AS source_tx_out_id
 FROM
   tx
 JOIN tx_in
@@ -210,6 +229,7 @@ SELECT
   address,
   value,
   tx.hash AS "txHash",
+  tx_out.id,
   index
 FROM tx
 JOIN tx_out
@@ -219,6 +239,7 @@ CREATE VIEW "Utxo" AS SELECT
   address,
   value,
   tx.hash AS "txHash",
+  tx_out.id,
   index
 FROM tx
 JOIN tx_out
@@ -246,8 +267,8 @@ CREATE INDEX idx_block_hash
 CREATE INDEX idx_tx_hash
     ON tx(hash);
 
- CREATE INDEX idx_tx_in_consuming_tx
-    ON tx_in(tx_out_id);
+CREATE INDEX idx_tx_in_consuming_tx
+   ON tx_in(tx_out_id);
 
 CREATE INDEX idx_tx_out_tx
     ON tx_out(tx_id);
@@ -258,6 +279,7 @@ RETURNS SETOF "TransactionOutput" AS $$
     "TransactionOutput".address,
     "TransactionOutput".value,
     "TransactionOutput"."txHash",
+    "TransactionOutput"."id",
     "TransactionOutput".index
   FROM tx
   JOIN tx_out