From 6d32c91fb3f6f86a858e7c7cfe2f0ebc48fce038 Mon Sep 17 00:00:00 2001
From: TZGyn <spectator_brethren761@slmails.com>
Date: Sun, 24 May 2026 04:57:55 +0800
Subject: [PATCH] Add token-to-native swap detection with NATIVE_SYMBOLS map

---
 apps/desktop/src/bun/index.ts                      | 14 ++++++++++++++
 .../desktop/src/lib/components/EvmDashboard.svelte |  2 +-
 apps/desktop/src/routes/tx/[chainid]/[hash].svelte |  2 +-
 3 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/apps/desktop/src/bun/index.ts b/apps/desktop/src/bun/index.ts
index e3190e2..0b2ac72 100644
--- a/apps/desktop/src/bun/index.ts
+++ b/apps/desktop/src/bun/index.ts
@@ -104,6 +104,12 @@ const ALCHEMY_NETWORKS: Record<string, string> = {
 	'56': 'bnb-mainnet',
 }
 
+const NATIVE_SYMBOLS: Record<string, string> = {
+	'1': 'ETH',
+	'137': 'POL',
+	'56': 'BNB',
+}
+
 
 
 async function fetchAlchemyTransfers(
@@ -272,6 +278,14 @@ async function pairTransfers(
 				pairedContractAddress:
 					tokIn[0].rawContract?.address ?? undefined,
 			})
+		} else if (tokOut.length > 0 && extIn.length > 0) {
+			combined.push({
+				...mapTransfer(tokOut[0]),
+				pairedValue: String(extIn[0].value),
+				pairedSymbol: chainid
+					? NATIVE_SYMBOLS[chainid]
+					: undefined,
+			})
 		} else if (tokOut.length > 0) {
 			combined.push(mapTransfer(tokOut[0]))
 		} else if (tokIn.length > 0) {
diff --git a/apps/desktop/src/lib/components/EvmDashboard.svelte b/apps/desktop/src/lib/components/EvmDashboard.svelte
index b063e78..8bee275 100644
--- a/apps/desktop/src/lib/components/EvmDashboard.svelte
+++ b/apps/desktop/src/lib/components/EvmDashboard.svelte
@@ -459,7 +459,7 @@
 													((e.target as HTMLElement).style.display =
 														'none')} />
 											{Number(tx.pairedValue).toFixed(4)}
-											{tx.pairedSymbol}
+											{tx.pairedSymbol ?? w.symbol}
 										{:else if tx.tokenSymbol}
 											<img
 												src={tx.logo ||
diff --git a/apps/desktop/src/routes/tx/[chainid]/[hash].svelte b/apps/desktop/src/routes/tx/[chainid]/[hash].svelte
index 18b4934..e45f780 100644
--- a/apps/desktop/src/routes/tx/[chainid]/[hash].svelte
+++ b/apps/desktop/src/routes/tx/[chainid]/[hash].svelte
@@ -124,7 +124,7 @@
 								{network?.symbol ?? 'ETH'}
 								<span class="mx-1">→</span>
 								{Number(details.pairedValue).toFixed(4)}
-								{details.pairedSymbol}
+								{details.pairedSymbol ?? network?.symbol ?? 'ETH'}
 							</p>
 						</div>
 					{/if}