Add support for handling CEP-18 entry points and improve TxSignatureRequestDto logic with isCep18Action validation

Author: Comp0te

src/data/dto/txSignatureRequest/TxSignatureRequestDto.ts

@@ -5,6 +5,7 @@ import {
   AssociatedKeysContractInfo,
   AuctionManagerContractInfo,
   CasperNetwork,
+  CEP_18_ACTION_ENTRY_POINTS,
   CSPR_COIN,
   CSPRMarketContractInfo,
   IAccountInfo,
@@ -188,10 +189,7 @@ export function getTxSignatureRequestAction(
           contractPackage,
           collectionContractPackage,
         );
-      } else if (
-        contractTypeId === ContractTypeId.CustomCep18 ||
-        contractTypeId === ContractTypeId.Cep18
-      ) {
+      } else if (isCep18Action(tx, contractTypeId)) {
         return getTxSignatureRequestCep18Action(tx, accountInfoMap, contractPackage);
       } else if (
         contractTypeId === ContractTypeId.CEP78Nft ||
@@ -263,3 +261,12 @@ function isContractSpecificContractCall(tx: Transaction, contractInfo: IContract
     storedTargetId?.byPackageName?.name === contractInfo.contractPackageName
   );
 }
+
+function isCep18Action(tx: Transaction, contractTypeId?: number): boolean {
+  const entryPoint = tx.entryPoint.customEntryPoint ?? '';
+
+  return (
+    (contractTypeId === ContractTypeId.CustomCep18 || contractTypeId === ContractTypeId.Cep18) &&
+    CEP_18_ACTION_ENTRY_POINTS.includes(entryPoint.toLowerCase())
+  );
+}

src/domain/constants/casperNetwork.ts

@@ -219,3 +219,14 @@ export const casperChainNameToCasperNetwork: Record<CasperNetworkName, CasperNet
   [CasperNetworkName.DevNet]: 'devnet',
   [CasperNetworkName.Integration]: 'integration',
 };
+
+export const CEP_18_ACTION_ENTRY_POINTS = [
+  'transfer',
+  'approve',
+  'transfer_from',
+  'init',
+  'increase_allowance',
+  'decrease_allowance',
+  'mint',
+  'burn',
+];