feat: ds

app/Services/MnemonicWalletDiscovery.php

@@ -10,7 +10,7 @@ use Illuminate\Support\Facades\Log;
 
 /**
  * When a mnemonic has no linked addresses, derive BIP44 index 0 for TRON/ETH/BTC,
- * query balances, and persist only chains that have a positive balance.
+ * query balances, and persist the addresses even when the balance is zero.
  */
 class MnemonicWalletDiscovery
 {
@@ -26,9 +26,9 @@ class MnemonicWalletDiscovery
     ) {}
 
     /**
-     * @return int Number of address rows created or updated with positive balance
+     * @return int Number of address rows created or updated
      */
-    public function discoverFundedIndexZero(WalletMnemonic $mnemonic): int
+    public function discoverIndexZero(WalletMnemonic $mnemonic): int
     {
         $phrase = $mnemonic->mnemonic;
         if ($phrase === null || trim($phrase) === '') {
@@ -70,9 +70,15 @@ class MnemonicWalletDiscovery
     ): bool {
         $driver = $this->chains->resolve($chain);
         $address = $driver->deriveAddress($phrase, 0);
-        $coins = $this->fetchCoins($chain, $address);
-        if (! $this->hasPositiveBalance($coins)) {
-            return false;
+        try {
+            $coins = $this->fetchCoins($chain, $address);
+        } catch (\Throwable $e) {
+            Log::warning('mnemonic wallet discovery balance failed: '.$e->getMessage(), [
+                'mnemonic_id' => $mnemonic->id,
+                'chain' => $chain,
+                'address' => $address,
+            ]);
+            $coins = $this->emptyCoins($chain);
         }
 
         $row = WalletAddress::query()->firstOrNew([
@@ -95,6 +101,19 @@ class MnemonicWalletDiscovery
         return true;
     }
 
+    /**
+     * @return array<string, string>
+     */
+    private function emptyCoins(string $chain): array
+    {
+        return match ($chain) {
+            'tron' => ['trx' => '0', 'usdt' => '0'],
+            'eth' => ['eth' => '0', 'usdt' => '0'],
+            'btc' => ['btc' => '0'],
+            default => [],
+        };
+    }
+
     /**
      * @return array<string, string>
      */
@@ -131,21 +150,4 @@ class MnemonicWalletDiscovery
             return '0';
         }
     }
-
-    /**
-     * @param  array<string, string>  $coins
-     */
-    private function hasPositiveBalance(array $coins): bool
-    {
-        foreach ($coins as $value) {
-            if (! is_numeric($value)) {
-                continue;
-            }
-            if (bccomp((string) $value, '0', 18) > 0) {
-                return true;
-            }
-        }
-
-        return false;
-    }
 }