fix(ott-1457): add default subscription setter (#441)

.gitignore

@@ -24,6 +24,8 @@ yarn-error.log*
 
 yarn.lock
 package-lock.json
+
+/.vscode
 # IntelliJ IDEA products
 .idea
 .eslintcache

src/features/BuyMatchPopup/store/hooks/useSubscriptions.tsx

@@ -1,6 +1,7 @@
 import {
   useState,
   useCallback,
+  useEffect,
 } from 'react'
 
 import find from 'lodash/find'
@@ -52,6 +53,15 @@ export const useSubscriptions = () => {
     setSelectedSubscription(subscription === selectedSubscription ? null : subscription)
   }
 
+  useEffect(() => {
+    const isOnlySubscriptionVariant = matchSubscriptions[selectedPeriod].length === 1
+    if (isOnlySubscriptionVariant) {
+      setSelectedSubscription(matchSubscriptions[selectedPeriod][0])
+    } else {
+      setSelectedSubscription(null)
+    }
+  }, [matchSubscriptions, selectedPeriod])
+
   return {
     fetchSubscriptions,
     matchSubscriptions,