Fix Android Monad stake delegation routing

android/blockchain/src/main/kotlin/com/gemwallet/android/blockchain/services/SignService.kt

@@ -305,7 +305,7 @@ class SignService : SignClient {
             finalAmount = finalAmount,
             fee = fee,
         )
-        return listOf(getSigner(params).signWithdrawal(data, privateKey).toByteArray())
+        return getSigner(params).signStake(data, privateKey).map { it.toByteArray() }
     }
     override fun supported(chain: Chain): Boolean {
         return when (chain.toChainType()) {

android/features/earn/delegation/viewmodels/src/main/kotlin/com/gemwallet/android/features/earn/delegation/viewmodels/DelegationViewModel.kt

@@ -171,14 +171,14 @@ class DelegationViewModel @Inject constructor(
     .stateIn(viewModelScope, SharingStarted.Eagerly, null)
 
     fun onStake(call: AmountTransactionAction) {
-        call(buildStake(TransactionType.StakeDelegate))
+        buildStake(TransactionType.StakeDelegate)?.let { call(it) }
     }
 
     fun onUnstake(amountCall: AmountTransactionAction, confirmCall: ConfirmTransactionAction) {
         val assetInfo = assetInfo.value ?: return
         val delegation = delegation.value ?: return
         if (assetInfo.chain.changeAmountOnUnstake) {
-            amountCall(buildStake(TransactionType.StakeUndelegate))
+            buildStake(TransactionType.StakeUndelegate)?.let { amountCall(it) }
             return
         }
         val from = assetInfo.owner ?: return
@@ -189,7 +189,7 @@ class DelegationViewModel @Inject constructor(
     }
 
     fun onRedelegate(call: AmountTransactionAction) {
-        call(buildStake(TransactionType.StakeRedelegate))
+        buildStake(TransactionType.StakeRedelegate)?.let { call(it) }
     }
 
     fun onWithdraw(call: ConfirmTransactionAction) {
@@ -216,12 +216,14 @@ class DelegationViewModel @Inject constructor(
         )
     }
 
-    private fun buildStake(type: TransactionType): AmountParams {
+    private fun buildStake(type: TransactionType): AmountParams? {
+        val assetId = assetInfo.value?.asset?.id ?: return null
+        val delegation = delegation.value ?: return null
         return AmountParams.buildStake(
-            assetId = assetInfo.value?.asset?.id!!,
+            assetId = assetId,
             txType = type,
-            validatorId = delegation.value?.validator?.id,
-            delegationId = delegation.value?.base?.delegationId!!
+            validatorId = delegation.validator.id,
+            delegationId = delegation.base.delegationId,
         )
     }
 }

android/features/earn/stake/presents/src/main/kotlin/com/gemwallet/android/features/stake/presents/components/StakeActions.kt

@@ -22,6 +22,9 @@ internal fun LazyListScope.stakeActions(
     amountAction: AmountTransactionAction,
     onRewards: () -> Unit
 ) {
+    if (actions.isEmpty()) {
+        return
+    }
     item {
         SubheaderItem(R.string.common_manage)
     }

android/features/earn/stake/viewmodels/src/main/kotlin/com/gemwallet/android/features/stake/viewmodels/StakeViewModel.kt

@@ -30,6 +30,7 @@ import com.wallet.core.primitives.Delegation
 import com.wallet.core.primitives.DelegationState
 import com.wallet.core.primitives.TransactionType
 import com.wallet.core.primitives.WalletType
+import com.gemwallet.android.ext.isViewOnly
 import dagger.hilt.android.lifecycle.HiltViewModel
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.ExperimentalCoroutinesApi
@@ -158,7 +159,7 @@ class StakeViewModel @Inject constructor(
         onOpenDetail: (String, String) -> Unit,
         onConfirm: ConfirmTransactionAction,
     ) {
-        if (delegation.base.state != DelegationState.AwaitingWithdrawal) {
+        if (walletType.value?.isViewOnly == true || delegation.base.state != DelegationState.AwaitingWithdrawal) {
             onOpenDetail(delegation.validator.id, delegation.base.delegationId)
             return
         }

android/gemcore/src/main/kotlin/com/gemwallet/android/ext/Wallet.kt

@@ -4,9 +4,13 @@ import com.wallet.core.primitives.Account
 import com.wallet.core.primitives.AssetId
 import com.wallet.core.primitives.Chain
 import com.wallet.core.primitives.Wallet
+import com.wallet.core.primitives.WalletType
 
 fun Wallet.getAccount(chain: Chain): Account? {
     return accounts.firstOrNull { it.chain == chain }
 }
 
-fun Wallet.getAccount(assetId: AssetId): Account? = getAccount(assetId.chain)
+fun Wallet.getAccount(assetId: AssetId): Account? = getAccount(assetId.chain)
+
+val WalletType.isViewOnly: Boolean get() = this == WalletType.View
+val WalletType.canSign: Boolean get() = !isViewOnly