chore: clean unused code

.gitignore

@@ -1,5 +1,6 @@
 node_modules
 .env
+.vscode
 coverage
 coverage.json
 typechain

artifacts/contracts/Gateway.sol/Gateway.dbg.json

@@ -1,4 +1,4 @@
 {
   "_format": "hh-sol-dbg-1",
-  "buildInfo": "../../build-info/bf930775e6dd5ca8a1e27dfc6c936b1e.json"
+  "buildInfo": "../../build-info/0dbe503a07cb4d0e0edd2b1d16930510.json"
 }

artifacts/contracts/GatewaySettingManager.sol/GatewaySettingManager.dbg.json

@@ -1,4 +1,4 @@
 {
   "_format": "hh-sol-dbg-1",
-  "buildInfo": "../../build-info/bf930775e6dd5ca8a1e27dfc6c936b1e.json"
+  "buildInfo": "../../build-info/0dbe503a07cb4d0e0edd2b1d16930510.json"
 }

artifacts/contracts/interfaces/IGateway.sol/IGateway.dbg.json

@@ -1,4 +1,4 @@
 {
   "_format": "hh-sol-dbg-1",
-  "buildInfo": "../../../build-info/bf930775e6dd5ca8a1e27dfc6c936b1e.json"
+  "buildInfo": "../../../build-info/0dbe503a07cb4d0e0edd2b1d16930510.json"
 }

contracts/Gateway.sol

@@ -73,13 +73,7 @@ contract Gateway is IGateway, GatewaySettingManager, PausableUpgradeable {
 		string calldata messageHash
 	) external whenNotPaused returns (bytes32 orderId) {
 		// checks that are required
-		_handler(
-			_token,
-			_amount,
-			_refundAddress,
-			_senderFeeRecipient,
-			_senderFee
-		);
+		_handler(_token, _amount, _refundAddress, _senderFeeRecipient, _senderFee);
 
 		// validate messageHash
 		require(bytes(messageHash).length != 0, 'InvalidMessageHash');

contracts/interfaces/IGateway.sol

@@ -61,22 +61,6 @@ interface IGateway {
 	/* ##################################################################
                                 STRUCTS
     ################################################################## */
-	/**
-	 * @dev Struct representing transaction metadata.
-	 * @param identifier The identifier of the transaction.
-	 * @param institution The institution of the transaction.
-	 * @param name The name of the transaction.
-	 * @param currency The currency of the transaction.
-	 * @param liquidityProviderID The ID of the liquidity provider.
-	 */
-	struct TransactionMetadata {
-		bytes8 identifier;
-		bytes8 institution;
-		bytes8 name;
-		bytes8 currency;
-		uint256 liquidityProviderID;
-	}
-
 	/**
 	 * @dev Struct representing an order.
 	 * @param sender The address of the sender.

scripts/tron/setSupportedTokens.ts

@@ -1,6 +1,6 @@
 import { BigNumber } from "@ethersproject/bignumber";
 import { getTronContracts } from "../utils";
-import { CURRENCIES, INSTITUTIONS, NETWORKS } from "../config";
+import { NETWORKS } from "../config";
 import { ethers } from "ethers";
 
 async function main() {

test/gateway/gateway.createorder.test.js

@@ -401,7 +401,6 @@ describe("Gateway create order", function () {
 	});
 
 	it("Should revert when creating order with insufficient allowance", async function () {
-		const ret = await getSupportedInstitutions();
 		const fee = ethers.utils.formatBytes32String("fee");
 
 		await this.gateway

test/utils/utils.manager.js

@@ -21,7 +21,6 @@ const Errors = {
 		OrderFulfilled: "OrderFulfilled",
 		OrderRefunded: "OrderRefunded",
 		UnableToProcessRewards: "UnableToProcessRewards",
-		InvalidInstitutionCode: "InvalidInstitutionCode",
 		Allowance: "ERC20: insufficient allowance",
 	},
 };
@@ -32,7 +31,6 @@ const Events = {
 		OrderSettled: "OrderSettled",
 		OrderRefunded: "OrderRefunded",
 		SettingManagerBool: "SettingManagerBool",
-		SupportedInstitutionsUpdated: "SupportedInstitutionsUpdated",
 		ProtocolFeeUpdated: "ProtocolFeeUpdated",
 		ProtocolAddressUpdated: "ProtocolAddressUpdated",
 	},