Fetch AMB signatures a bit earlier (#620)

alm/src/components/ManualExecutionButton.tsx

@@ -45,6 +45,7 @@ export const ManualExecutionButton = ({
   const { library, activate, account, active } = useWeb3React()
   const [manualExecution, setManualExecution] = useState(false)
   const [allowFailures, setAllowFailures] = useState(false)
+  const notReady = !foreign.bridgeContract || !signatureCollected || !signatureCollected.length
 
   useEffect(
     () => {
@@ -150,7 +151,7 @@ export const ManualExecutionButton = ({
   return (
     <div>
       <div className="is-center">
-        <ActionButton className="button outline" onClick={() => setManualExecution(true)}>
+        <ActionButton disabled={notReady} className="button outline" onClick={() => setManualExecution(true)}>
           Execute
         </ActionButton>
       </div>

alm/src/utils/getConfirmationsForTx.ts

@@ -86,6 +86,14 @@ export const getConfirmationsForTx = async (
     setPendingConfirmations(validatorPendingConfirmations.length > 0)
   } else {
     setPendingConfirmations(false)
+    if (fromHome) {
+      // fetch collected signatures for possible manual processing
+      setSignatureCollected(
+        await Promise.all(
+          Array.from(Array(requiredSignatures).keys()).map(i => bridgeContract.methods.signature(hashMsg, i).call())
+        )
+      )
+    }
   }
 
   const undefinedConfirmations = validatorConfirmations.filter(
@@ -115,15 +123,6 @@ export const getConfirmationsForTx = async (
       status: VALIDATOR_CONFIRMATION_STATUS.NOT_REQUIRED
     }))
     updateConfirmations(notRequiredConfirmations)
-
-    if (fromHome) {
-      // fetch collected signatures for possible manual processing
-      setSignatureCollected(
-        await Promise.all(
-          Array.from(Array(requiredSignatures).keys()).map(i => bridgeContract.methods.signature(hashMsg, i).call())
-        )
-      )
-    }
   }
 
   // get transactions from success signatures