Antelope : Creation Flat Nodes

README.md

@@ -76,7 +76,7 @@ graph TD;
     - [x] **Authority.Waits**
   - [x] **RAM Operations**
   - [x] **Table Operations**
-  - [ ] **Creation Tree**
+  - [x] **Creation Tree**
   - [ ] ~~**Deferred Transactions**~~
 - [x] **Actions**
   - [x] **Authorization**

blocks/antelope/schema.sql

@@ -434,4 +434,29 @@ CREATE TABLE IF NOT EXISTS account_ram_deltas
     ENGINE = ReplacingMergeTree()
         PRIMARY KEY (block_date, block_number)
         ORDER BY (block_date, block_number, tx_hash, action_index, account)
-        COMMENT 'Antelope account RAM deltas';
+        COMMENT 'Antelope account RAM deltas';
+
+CREATE TABLE IF NOT EXISTS creation_tree
+(
+    -- clock --
+    block_time                  DateTime64(3, 'UTC'),
+    block_number                UInt64,
+    block_hash                  String,
+    block_date                  Date,
+
+    -- transaction --
+    tx_hash                     String COMMENT 'Hash',
+    tx_index                    UInt64,
+    tx_status                   LowCardinality(String),
+    tx_status_code              UInt8,
+    tx_success                  Bool,
+
+    -- transaction.creation_tree --
+    creator_action_index        Int32,
+    execution_action_index      UInt32
+)
+    ENGINE = ReplacingMergeTree()
+        PRIMARY KEY (tx_hash, creator_action_index, execution_action_index)
+        ORDER BY (tx_hash, creator_action_index, execution_action_index)
+        COMMENT 'Antelope creation tree';
+

blocks/antelope/src/creation_tree.rs

@@ -0,0 +1,19 @@
+use common::blocks::insert_timestamp;
+use substreams::pb::substreams::Clock;
+use substreams_antelope::pb::{CreationFlatNode, TransactionTrace};
+use substreams_database_change::pb::database::{table_change, DatabaseChanges};
+
+use crate::{keys::creation_tree_keys, transactions::insert_transaction_metadata};
+
+pub fn insert_creation_tree(tables: &mut DatabaseChanges, clock: &Clock, transaction: &TransactionTrace, creation_flat_node: &CreationFlatNode) {
+    let creator_action_index = creation_flat_node.creator_action_index;
+    let execution_action_index = creation_flat_node.execution_action_index;
+    let keys = creation_tree_keys(&transaction.id, &creator_action_index, &execution_action_index);
+    let row = tables
+        .push_change_composite("creation_tree", keys, 0, table_change::Operation::Create)
+        .change("creator_action_index", ("", creation_flat_node.creator_action_index.to_string().as_str()))
+        .change("execution_action_index", ("", creation_flat_node.execution_action_index.to_string().as_str()));
+
+    insert_transaction_metadata(row, transaction);
+    insert_timestamp(row, clock, false, false);
+}

blocks/antelope/src/keys.rs

@@ -90,6 +90,13 @@ pub fn feature_ops_keys(clock: &Clock, tx_hash: &String, kind: &String, feature_
     keys
 }
 
+
+pub fn creation_tree_keys(tx_hash: &String, creator_action_index: &i32, execution_action_index: &u32) -> HashMap<String, String> {
+    let mut keys = HashMap::new();
+    keys.insert("tx_hash".to_string(), tx_hash.to_string());
+    keys.insert("creator_action_index".to_string(), creator_action_index.to_string());
+    keys.insert("execution_action_index".to_string(), execution_action_index.to_string());
+
 pub fn table_ops_keys(tx_hash: &String, index: &u32) -> HashMap<String, String> {
     let mut keys = HashMap::new();
     keys.insert("tx_hash".to_string(), tx_hash.to_string());

blocks/antelope/src/lib.rs

@@ -4,6 +4,7 @@ mod auth_sequences;
 mod authority;
 mod authorizations;
 mod blocks;
+mod creation_tree;
 mod db_ops;
 mod feature_ops;
 mod keys;

blocks/antelope/src/transactions.rs

@@ -5,6 +5,7 @@ use substreams_antelope::pb::{BlockHeader, TransactionTrace};
 use substreams_database_change::pb::database::TableChange;
 use substreams_database_change::pb::database::{table_change, DatabaseChanges};
 
+use crate::creation_tree::insert_creation_tree;
 use crate::feature_ops::insert_feature_op;
 use crate::keys::transactions_keys;
 use crate::table_ops::insert_table_op;
@@ -134,11 +135,10 @@ pub fn insert_transaction(tables: &mut DatabaseChanges, clock: &Clock, transacti
         table_op_index += 1;
     }
 
-    // TO-DO
     // Tree of creation, rather than execution
-    // for creation_tree in transaction.creation_tree.iter() {
-    //     insert_creation_tree(tables, clock, creation_tree, &block);
-    // }
+    for creation_flat_node in transaction.creation_tree.iter() {
+        insert_creation_tree(tables, clock, transaction, creation_flat_node);
+    }
 
     // TO-DO??
     // Exception leading to the failed dtrx trace.