feat: added dynamic feeAmount parameter to fungible and non-fungible token create with custom fee method

contracts/hts-precompile/examples/token-create/TokenCreateCustom.sol

@@ -50,6 +50,7 @@ contract TokenCreateCustomContract is HederaTokenService, ExpiryHelper, KeyHelpe
         int64 initialTotalSupply,
         int64 maxSupply,
         int32 decimals,
+        int64 feeAmount,
         IHederaTokenService.TokenKey[] memory keys
     ) public payable {
         IHederaTokenService.Expiry memory expiry = IHederaTokenService.Expiry(
@@ -61,7 +62,7 @@ contract TokenCreateCustomContract is HederaTokenService, ExpiryHelper, KeyHelpe
         );
 
         IHederaTokenService.FixedFee[] memory fixedFees = new IHederaTokenService.FixedFee[](1);
-        fixedFees[0] = IHederaTokenService.FixedFee(1, fixedFeeTokenAddress, false, false, treasury);
+        fixedFees[0] = IHederaTokenService.FixedFee(feeAmount, fixedFeeTokenAddress, false, false, treasury);
 
         IHederaTokenService.FractionalFee[] memory fractionalFees = new IHederaTokenService.FractionalFee[](1);
         fractionalFees[0] = IHederaTokenService.FractionalFee(4, 5, 10, 30, false, treasury);
@@ -110,6 +111,7 @@ contract TokenCreateCustomContract is HederaTokenService, ExpiryHelper, KeyHelpe
         string memory symbol,
         string memory memo,
         int64 maxSupply,
+        int64 feeAmount,
         IHederaTokenService.TokenKey[] memory keys
     ) public payable {
         IHederaTokenService.Expiry memory expiry = IHederaTokenService.Expiry(
@@ -121,7 +123,7 @@ contract TokenCreateCustomContract is HederaTokenService, ExpiryHelper, KeyHelpe
         );
 
         IHederaTokenService.FixedFee[] memory fixedFees = new IHederaTokenService.FixedFee[](1);
-        fixedFees[0] = IHederaTokenService.FixedFee(1, fixedFeeTokenAddress, false, false, treasury);
+        fixedFees[0] = IHederaTokenService.FixedFee(feeAmount, fixedFeeTokenAddress, false, false, treasury);
 
         IHederaTokenService.RoyaltyFee[] memory royaltyFees = new IHederaTokenService.RoyaltyFee[](1);
         royaltyFees[0] = IHederaTokenService.RoyaltyFee(4, 5, 10, fixedFeeTokenAddress, false, treasury);

system-contract-dapp-playground/__tests__/hedera/hts-interactions/token-create-custom/index.test.ts

@@ -47,6 +47,7 @@ describe('createHederaFungibleToken test suite', () => {
   const initialSupply = 900000000; // 9 WHBAR
   const metadata = ['Zeus', 'Athena', 'Apollo'];
   const msgValue = '20000000000000000000'; // 20 hbar
+  const feeAmount = 1000; // 20 hbar
   const recipient = '0x34810E139b451e0a4c67d5743E956Ac8990842A8';
   const contractId = '0xbdcdf69052c9fc01e38377d05cc83c28ee43f24a';
   const feeTokenAddress = '0x00000000000000000000000000000000000006Ab';
@@ -161,7 +162,8 @@ describe('createHederaFungibleToken test suite', () => {
         contractId,
         inputKeys,
         msgValue,
-        feeTokenAddress
+        feeTokenAddress,
+        feeAmount
       );
 
       expect(txRes.err).toBeNull;
@@ -342,7 +344,8 @@ describe('createHederaFungibleToken test suite', () => {
         contractId,
         inputKeys,
         msgValue,
-        feeTokenAddress
+        feeTokenAddress,
+        feeAmount
       );
 
       expect(txRes.err).toBeNull;

system-contract-dapp-playground/src/api/hedera/hts-interactions/tokenCreateCustom-interactions/index.ts

@@ -56,6 +56,8 @@ import { TNetworkName } from '@/types/common';
  *
  * @param feeTokenAddress?: string
  *
+ * @param feeAmount?: number
+ *
  * @return Promise<ISmartContractExecutionResult>
  *
  * @see https://github.com/hashgraph/hedera-smart-contracts/blob/main/contracts/hts-precompile/IHederaTokenService.sol#L136
@@ -73,7 +75,8 @@ export const createHederaFungibleToken = async (
   treasury: string,
   inputKeys: ICommonKeyObject[],
   msgValue: string,
-  feeTokenAddress?: string
+  feeTokenAddress?: string,
+  feeAmount?: number
 ): Promise<ISmartContractExecutionResult> => {
   // sanitize params
   let sanitizeErr;
@@ -114,6 +117,7 @@ export const createHederaFungibleToken = async (
         initialTotalSupply,
         maxSupply,
         decimals,
+        feeAmount,
         keyRes.hederaTokenKeys,
         {
           value: ethers.parseEther(msgValue),
@@ -175,6 +179,8 @@ export const createHederaFungibleToken = async (
  *
  * @param feeTokenAddress?: ethers.AddressLike
  *
+ * @param feeAmount?: number
+ *
  * @return Promise<ISmartContractExecutionResult>
  *
  * @see https://github.com/hashgraph/hedera-smart-contracts/blob/main/contracts/hts-precompile/IHederaTokenService.sol#L136
@@ -189,7 +195,8 @@ export const createHederaNonFungibleToken = async (
   treasury: ethers.AddressLike,
   inputKeys: ICommonKeyObject[],
   msgValue: string,
-  feeTokenAddress?: ethers.AddressLike
+  feeTokenAddress?: ethers.AddressLike,
+  feeAmount?: number
 ): Promise<ISmartContractExecutionResult> => {
   // sanitize params
   let sanitizeErr;
@@ -224,6 +231,7 @@ export const createHederaNonFungibleToken = async (
         symbol,
         memo,
         maxSupply,
+        feeAmount,
         keyRes.hederaTokenKeys,
         {
           value: ethers.parseEther(msgValue),

system-contract-dapp-playground/src/components/common/methods/handleSanitizeFormInputs.tsx

@@ -39,6 +39,7 @@ interface ParamsProps {
   spenderAddress?: string;
   withCustomFee?: boolean;
   accountAddress?: string;
+  feeAmount?: number;
   serialNumbers?: number[];
   receiverAddress?: string;
   feeTokenAddress?: string;
@@ -47,8 +48,8 @@ interface ParamsProps {
   autoRenewAccount?: string;
   tokenAddresses?: string[];
   recipientAddress?: string;
-  associatingAddress?: string;
   tokenAddressToMint?: string;
+  associatingAddress?: string;
   hederaTokenAddress?: string;
   fungibleReceivers?: string[];
   nonFungibleReceivers?: string[];
@@ -101,6 +102,7 @@ export const handleSanitizeHederaFormInputs = ({
   senderAddress,
   withCustomFee,
   serialNumbers,
+  feeAmount,
   spenderAddress,
   accountAddress,
   tokenAddresses,
@@ -133,6 +135,8 @@ export const handleSanitizeHederaFormInputs = ({
       sanitizeErr = 'Invalid denomination token ID';
     } else if (!isAddress(treasury)) {
       sanitizeErr = 'Invalid treasury account address';
+    } else if (withCustomFee && Number(feeAmount) <= 0) {
+      sanitizeErr = 'Custom fee amount must be positive';
     }
     // sanitize keys
     if (!sanitizeErr && keys) {

system-contract-dapp-playground/src/components/contract-interaction/hts/token-create-custom/methods/FungibleTokenCreate/index.tsx

@@ -84,6 +84,7 @@ const FungibleTokenCreate = ({ baseContract }: PageProps) => {
     maxSupply: '',
     initSupply: '',
     feeTokenAddress: '',
+    feeAmount: '',
     freezeStatus: false,
   };
   const [paramValues, setParamValues] = useState<any>(initialParamValues);
@@ -128,6 +129,7 @@ const FungibleTokenCreate = ({ baseContract }: PageProps) => {
       maxSupply,
       initSupply,
       freezeStatus,
+      feeAmount,
       feeTokenAddress,
     } = paramValues;
 
@@ -143,6 +145,7 @@ const FungibleTokenCreate = ({ baseContract }: PageProps) => {
       maxSupply,
       initSupply,
       withCustomFee,
+      feeAmount,
       feeTokenAddress,
     });
 
@@ -168,7 +171,8 @@ const FungibleTokenCreate = ({ baseContract }: PageProps) => {
       treasury,
       keys,
       feeValue,
-      withCustomFee ? feeTokenAddress : undefined
+      withCustomFee ? feeTokenAddress : undefined,
+      withCustomFee ? Number(feeAmount) : undefined
     );
 
     // turn is loading off
@@ -318,18 +322,33 @@ const FungibleTokenCreate = ({ baseContract }: PageProps) => {
 
         {/* fee token address */}
         {withCustomFee && (
-          <SharedFormInputField
-            param={'feeTokenAddress'}
-            handleInputOnChange={handleInputOnChange}
-            paramValue={paramValues['feeTokenAddress']}
-            paramKey={(htsTokenCreateParamFields as any)['feeTokenAddress'].paramKey}
-            paramType={(htsTokenCreateParamFields as any)['feeTokenAddress'].inputType}
-            paramSize={(htsTokenCreateParamFields as any)['feeTokenAddress'].inputSize}
-            explanation={(htsTokenCreateParamFields as any)['feeTokenAddress'].explanation}
-            paramClassName={(htsTokenCreateParamFields as any)['feeTokenAddress'].inputClassname}
-            paramPlaceholder={(htsTokenCreateParamFields as any)['feeTokenAddress'].inputPlaceholder}
-            paramFocusColor={(htsTokenCreateParamFields as any)['feeTokenAddress'].inputFocusBorderColor}
-          />
+          <>
+            <SharedFormInputField
+              param={'feeTokenAddress'}
+              handleInputOnChange={handleInputOnChange}
+              paramValue={paramValues['feeTokenAddress']}
+              paramKey={(htsTokenCreateParamFields as any)['feeTokenAddress'].paramKey}
+              paramType={(htsTokenCreateParamFields as any)['feeTokenAddress'].inputType}
+              paramSize={(htsTokenCreateParamFields as any)['feeTokenAddress'].inputSize}
+              explanation={(htsTokenCreateParamFields as any)['feeTokenAddress'].explanation}
+              paramClassName={(htsTokenCreateParamFields as any)['feeTokenAddress'].inputClassname}
+              paramPlaceholder={(htsTokenCreateParamFields as any)['feeTokenAddress'].inputPlaceholder}
+              paramFocusColor={(htsTokenCreateParamFields as any)['feeTokenAddress'].inputFocusBorderColor}
+            />
+
+            <SharedFormInputField
+              param={'feeAmount'}
+              handleInputOnChange={handleInputOnChange}
+              paramValue={paramValues['feeAmount']}
+              paramKey={(htsTokenCreateParamFields as any)['feeAmount'].paramKey}
+              paramType={(htsTokenCreateParamFields as any)['feeAmount'].inputType}
+              paramSize={(htsTokenCreateParamFields as any)['feeAmount'].inputSize}
+              explanation={(htsTokenCreateParamFields as any)['feeAmount'].explanation}
+              paramClassName={(htsTokenCreateParamFields as any)['feeAmount'].inputClassname}
+              paramPlaceholder={(htsTokenCreateParamFields as any)['feeAmount'].inputPlaceholder}
+              paramFocusColor={(htsTokenCreateParamFields as any)['feeAmount'].inputFocusBorderColor}
+            />
+          </>
         )}
 
         {/* treasury */}

system-contract-dapp-playground/src/components/contract-interaction/hts/token-create-custom/methods/NonFungibleTokenCreate/index.tsx

@@ -78,6 +78,7 @@ const NonFungibleTokenCreate = ({ baseContract }: PageProps) => {
     treasury: '',
     feeValue: '',
     maxSupply: '',
+    feeAmount: '',
     feeTokenAddress: '',
   };
   const [paramValues, setParamValues] = useState<any>(initialParamValues);
@@ -112,7 +113,7 @@ const NonFungibleTokenCreate = ({ baseContract }: PageProps) => {
 
   /** @dev handle invoking the API to interact with smart contract and create non fungible token */
   const handleCreatingNonFungibleToken = async () => {
-    const { name, symbol, memo, maxSupply, treasury, feeTokenAddress, feeValue } = paramValues;
+    const { name, symbol, memo, maxSupply, treasury, feeTokenAddress, feeValue, feeAmount } = paramValues;
 
     // sanitize params
     const sanitizeErr = handleSanitizeHederaFormInputs({
@@ -124,6 +125,7 @@ const NonFungibleTokenCreate = ({ baseContract }: PageProps) => {
       treasury,
       maxSupply,
       withCustomFee,
+      feeAmount,
       feeTokenAddress,
     });
 
@@ -146,7 +148,8 @@ const NonFungibleTokenCreate = ({ baseContract }: PageProps) => {
       treasury,
       keys,
       feeValue,
-      withCustomFee ? feeTokenAddress : undefined
+      withCustomFee ? feeTokenAddress : undefined,
+      withCustomFee ? Number(feeAmount) : undefined
     );
 
     // turn is loading off
@@ -248,18 +251,33 @@ const NonFungibleTokenCreate = ({ baseContract }: PageProps) => {
 
         {/* fee token address */}
         {withCustomFee && (
-          <SharedFormInputField
-            param={'feeTokenAddress'}
-            handleInputOnChange={handleInputOnChange}
-            paramValue={paramValues['feeTokenAddress']}
-            paramKey={(htsTokenCreateParamFields as any)['feeTokenAddress'].paramKey}
-            paramType={(htsTokenCreateParamFields as any)['feeTokenAddress'].inputType}
-            paramSize={(htsTokenCreateParamFields as any)['feeTokenAddress'].inputSize}
-            explanation={(htsTokenCreateParamFields as any)['feeTokenAddress'].explanation}
-            paramClassName={(htsTokenCreateParamFields as any)['feeTokenAddress'].inputClassname}
-            paramPlaceholder={(htsTokenCreateParamFields as any)['feeTokenAddress'].inputPlaceholder}
-            paramFocusColor={(htsTokenCreateParamFields as any)['feeTokenAddress'].inputFocusBorderColor}
-          />
+          <>
+            <SharedFormInputField
+              param={'feeTokenAddress'}
+              handleInputOnChange={handleInputOnChange}
+              paramValue={paramValues['feeTokenAddress']}
+              paramKey={(htsTokenCreateParamFields as any)['feeTokenAddress'].paramKey}
+              paramType={(htsTokenCreateParamFields as any)['feeTokenAddress'].inputType}
+              paramSize={(htsTokenCreateParamFields as any)['feeTokenAddress'].inputSize}
+              explanation={(htsTokenCreateParamFields as any)['feeTokenAddress'].explanation}
+              paramClassName={(htsTokenCreateParamFields as any)['feeTokenAddress'].inputClassname}
+              paramPlaceholder={(htsTokenCreateParamFields as any)['feeTokenAddress'].inputPlaceholder}
+              paramFocusColor={(htsTokenCreateParamFields as any)['feeTokenAddress'].inputFocusBorderColor}
+            />
+
+            <SharedFormInputField
+              param={'feeAmount'}
+              handleInputOnChange={handleInputOnChange}
+              paramValue={paramValues['feeAmount']}
+              paramKey={(htsTokenCreateParamFields as any)['feeAmount'].paramKey}
+              paramType={(htsTokenCreateParamFields as any)['feeAmount'].inputType}
+              paramSize={(htsTokenCreateParamFields as any)['feeAmount'].inputSize}
+              explanation={(htsTokenCreateParamFields as any)['feeAmount'].explanation}
+              paramClassName={(htsTokenCreateParamFields as any)['feeAmount'].inputClassname}
+              paramPlaceholder={(htsTokenCreateParamFields as any)['feeAmount'].inputPlaceholder}
+              paramFocusColor={(htsTokenCreateParamFields as any)['feeAmount'].inputFocusBorderColor}
+            />
+          </>
         )}
 
         {/* keys */}
@@ -281,7 +299,7 @@ const NonFungibleTokenCreate = ({ baseContract }: PageProps) => {
           feeType={'SERVICE'}
           paramValues={paramValues.feeValue}
           placeHolder={'Service fee...'}
-          executeBtnTitle={'Create Fungible Token'}
+          executeBtnTitle={'Create Non Fungible Token'}
           handleInputOnChange={handleInputOnChange}
           explanation={
             'Represents the fee in HBAR directly paid to the contract system of the Hedera Token Service'

system-contract-dapp-playground/src/utils/contract-interactions/HTS/token-create-custom/constant.ts

@@ -107,6 +107,13 @@ export const htsTokenCreateParamFields = {
     inputPlaceholder: 'The denomination token ID...',
     explanation: 'represents the ID of token that is used for fixed fee denomination',
   },
+  feeAmount: {
+    ...HEDERA_SHARED_PARAM_INPUT_FIELDS,
+    inputType: 'number',
+    paramKey: 'feeAmount',
+    inputPlaceholder: 'The fee amount...',
+    explanation: 'represents the number of units to assess as a fee',
+  },
   customFee: {
     paramKey: 'customFee',
     explanation: {

test/hts-precompile/token-create/tokenCreateCustomContract.js

@@ -31,6 +31,7 @@ describe('TokenCreateCustomContract Test Suite', () => {
   const initialSupply = 900000000; // 9 WHBAR
   const maxSupply = 30000000000; // 300 WHBAR
   const decimals = 8;
+  const feeAmount = 1000n;
   const freezeDefaultStatus = false;
   let keys, signers, fixedFeeTokenAddress, tokenCreateCustomContract;
 
@@ -133,6 +134,7 @@ describe('TokenCreateCustomContract Test Suite', () => {
         initialSupply,
         maxSupply,
         decimals,
+        feeAmount,
         keys,
         {
           value: '35000000000000000000',
@@ -179,6 +181,7 @@ describe('TokenCreateCustomContract Test Suite', () => {
         tokenSymbol,
         tokenMemo,
         maxSupply,
+        feeAmount,
         keys,
         {
           value: '20000000000000000000',