feat: add tron scope types

src/index.ts

@@ -36,4 +36,5 @@ export { getMultichainClient, getDefaultTransport, getExternallyConnectableTrans
 export type * from './types/transport';
 export type * from './types/session';
 export type * from './types/multichainApi';
+export type * from './types/scopes';
 export * from './types/errors';

src/types/scopes/index.ts

@@ -1,6 +1,7 @@
 import type { Bip122Rpc } from './bip122.types';
 import type { Eip155Rpc } from './eip155.types';
 import type { SolanaRpc } from './solana.types';
+import type { TronRpc } from './tron.types';
 
 export type RpcApi = Record<
   string,
@@ -34,4 +35,5 @@ export type DefaultRpcApi = {
   eip155: Eip155Rpc;
   solana: SolanaRpc;
   bip122: Bip122Rpc;
+  tron: TronRpc;
 };

src/types/scopes/tron.types.ts

@@ -0,0 +1,64 @@
+import type { RpcMethod } from '.';
+
+/**
+ * A Base64-encoded message string.
+ * @example
+ * ```typescript
+ * const message = "Hello, Tron!";
+ * const base64Message = Buffer.from(message).toString('base64');
+ * ```
+ */
+export type Base64Message = string;
+
+/**
+ * A Tron address in Base58Check format, starting with 'T'.
+ * @example "TJRabPrwbZy45sbavfcjinPJC18kjpRTv8"
+ */
+export type TronAddress = `T${string}`;
+
+/**
+ * A signature.
+ */
+export type Signature = `0x${string}`;
+
+/**
+ * Signs a plain text message.
+ * The signature can be used to verify ownership of the account.
+ *
+ * @param address - The Tron address that will sign the message
+ * @param message - The message string in Base64 format to be signed
+ * @returns An object containing the hexadecimal signature of the message
+ */
+export type SignMessageMethod = RpcMethod<
+  {
+    address: TronAddress;
+    message: Base64Message;
+  },
+  { signature: Signature }
+>;
+
+/**
+ * Signs a Tron transaction.
+ *
+ * @param address - The Tron address that will sign the transaction
+ * @param transaction - The Tron transaction object containing `raw_data_hex` and `type`
+ * @returns An object containing the hexadecimal signature of the transaction
+ */
+export type SignTransactionMethod = RpcMethod<
+  {
+    address: TronAddress;
+    transaction: {
+      rawDataHex: string;
+      type: string;
+    };
+  },
+  { signature: Signature }
+>;
+
+export type TronRpc = {
+  methods: {
+    signMessage: SignMessageMethod;
+    signTransaction: SignTransactionMethod;
+  };
+  events: [];
+};

tests/index.test-d.ts

@@ -1,5 +1,6 @@
 import { expectError, expectType } from 'tsd';
 import { getMultichainClient } from '../src/index';
+import type { Signature } from '../src/types/scopes/tron.types';
 import { getMockTransport } from './mocks';
 
 const client = getMultichainClient({ transport: getMockTransport() });
@@ -46,6 +47,20 @@ expectType<`0x${string}`>(
   }),
 );
 
+// Basic tron signMessage call with correct scope and parameters
+expectType<{ signature: Signature }>(
+  await client.invokeMethod({
+    scope: 'tron:728126428',
+    request: {
+      method: 'signMessage',
+      params: {
+        address: 'TJRabPrwbZy45sbavfcjinPJC18kjpRTv8',
+        message: 'aGVsbG8gd29ybGQ=',
+      },
+    },
+  }),
+);
+
 // ==========================================
 // Test error cases for invalid inputs
 // ==========================================