WIP. Runtime most actions

core/primitives/src/receipt.rs

@@ -12,9 +12,9 @@ use crate::crypto::signature::PublicKey;
 use crate::hash::CryptoHash;
 use crate::logging;
 use crate::serialize::{base_format, u128_dec_format, vec_base_format};
-use crate::transaction::{Action, TransactionResult};
+use crate::transaction::{Action, TransactionResult, TransferAction};
 use crate::types::{AccountId, Balance, ShardId};
-use crate::utils::{account_to_shard_id, proto_to_type, proto_to_vec};
+use crate::utils::{account_to_shard_id, proto_to_type, proto_to_vec, system_account};
 
 #[derive(Debug, Serialize, Deserialize, Clone, PartialEq)]
 pub struct ReceiptInfo {
@@ -89,6 +89,24 @@ impl Receipt {
     pub fn get_hash(&self) -> CryptoHash {
         self.receipt_id
     }
+
+    /// Generates a receipt with a transfer from system for a given balance without a receipt_id
+    pub fn new_refund(receiver_id: &AccountId, refund: Balance) -> Self {
+        Receipt {
+            predecessor_id: system_account(),
+            receiver_id: receiver_id.clone(),
+            receipt_id: CryptoHash::default(),
+
+            receipt: ReceiptEnum::Action(ActionReceipt {
+                signer_id: system_account(),
+                signer_public_key: PublicKey::empty(),
+                gas_price: 0,
+                output_data_receivers: vec![],
+                input_data_ids: vec![],
+                actions: vec![Action::Transfer(TransferAction { deposit: refund })],
+            }),
+        }
+    }
 }
 
 #[derive(Hash, Clone, Serialize, Deserialize, Debug, PartialEq, Eq)]