From 6ff622270a33467c91bb165341cc20e4ac09ea25 Mon Sep 17 00:00:00 2001
From: Ilias Trichopoulos <hlias.nop@gmail.com>
Date: Thu, 9 Jan 2025 14:22:11 +0800
Subject: [PATCH] Support alph_signAndSubmitUnsignedTx in mobile wallet

Closes #1083
---
 .changeset/red-cows-fly.md                        |  5 +++++
 .../walletConnect/WalletConnectContext.tsx        |  6 ++++--
 .../WalletConnectSessionRequestModal.tsx          | 15 ++++++++++++++-
 apps/mobile-wallet/src/types/walletConnect.ts     |  1 +
 4 files changed, 24 insertions(+), 3 deletions(-)
 create mode 100644 .changeset/red-cows-fly.md

diff --git a/.changeset/red-cows-fly.md b/.changeset/red-cows-fly.md
new file mode 100644
index 000000000..2debdeb27
--- /dev/null
+++ b/.changeset/red-cows-fly.md
@@ -0,0 +1,5 @@
+---
+"@alephium/mobile-wallet": patch
+---
+
+Support alph_signAndSubmitUnsignedTx
diff --git a/apps/mobile-wallet/src/contexts/walletConnect/WalletConnectContext.tsx b/apps/mobile-wallet/src/contexts/walletConnect/WalletConnectContext.tsx
index 7db851e54..59aedcf2b 100644
--- a/apps/mobile-wallet/src/contexts/walletConnect/WalletConnectContext.tsx
+++ b/apps/mobile-wallet/src/contexts/walletConnect/WalletConnectContext.tsx
@@ -690,7 +690,8 @@ export const WalletConnectContextProvider = ({ children }: { children: ReactNode
 
             break
           }
-          case 'alph_signUnsignedTx': {
+          case 'alph_signUnsignedTx':
+          case 'alph_signAndSubmitUnsignedTx': {
             const { signerAddress, signerKeyType, unsignedTx } = requestEvent.params.request
               .params as SignUnsignedTxParams
 
@@ -725,7 +726,8 @@ export const WalletConnectContextProvider = ({ children }: { children: ReactNode
                   requestData: {
                     type: 'sign-unsigned-tx',
                     wcData: wcTxData,
-                    unsignedTxData: decodedResult
+                    unsignedTxData: decodedResult,
+                    submit: requestEvent.params.request.method === 'alph_signAndSubmitUnsignedTx'
                   }
                 }
               })
diff --git a/apps/mobile-wallet/src/contexts/walletConnect/WalletConnectSessionRequestModal.tsx b/apps/mobile-wallet/src/contexts/walletConnect/WalletConnectSessionRequestModal.tsx
index 9c3942f34..14635ec59 100644
--- a/apps/mobile-wallet/src/contexts/walletConnect/WalletConnectSessionRequestModal.tsx
+++ b/apps/mobile-wallet/src/contexts/walletConnect/WalletConnectSessionRequestModal.tsx
@@ -1,4 +1,10 @@
-import { getHumanReadableError, SessionRequestEvent, WALLETCONNECT_ERRORS, WalletConnectError } from '@alephium/shared'
+import {
+  client,
+  getHumanReadableError,
+  SessionRequestEvent,
+  WALLETCONNECT_ERRORS,
+  WalletConnectError
+} from '@alephium/shared'
 import { ALPH } from '@alephium/token-list'
 import {
   binToHex,
@@ -212,6 +218,13 @@ const WalletConnectSessionRequestModal = withModal(
             await getAddressAsymetricKey(signAddress.hash, 'private')
           )
 
+          if (requestData.submit) {
+            await client.node.transactions.postTransactionsSubmit({
+              unsignedTx: requestData.wcData.unsignedTx,
+              signature
+            })
+          }
+
           signResult = {
             ...requestData.unsignedTxData,
             signature,
diff --git a/apps/mobile-wallet/src/types/walletConnect.ts b/apps/mobile-wallet/src/types/walletConnect.ts
index 602795716..0dd8006ff 100644
--- a/apps/mobile-wallet/src/types/walletConnect.ts
+++ b/apps/mobile-wallet/src/types/walletConnect.ts
@@ -38,4 +38,5 @@ export type SessionRequestData =
       type: 'sign-unsigned-tx'
       wcData: SignUnsignedTxData
       unsignedTxData: DecodeUnsignedTxResult
+      submit: boolean
     }