adapt communityUuid treatment

backend/src/graphql/arg/TransactionSendArgs.ts

@@ -7,9 +7,9 @@ import { IsPositiveDecimal } from '@/graphql/validator/Decimal'
 
 @ArgsType()
 export class TransactionSendArgs {
-  @Field(() => String, { nullable: true })
+  @Field(() => String)
   @IsString()
-  recipientCommunityIdentifier?: string | null | undefined
+  recipientCommunityIdentifier: string
 
   @Field(() => String)
   @IsString()

backend/src/graphql/resolver/TransactionResolver.ts

@@ -426,11 +426,16 @@ export class TransactionResolver {
 
     if (!recipientCommunityIdentifier || (await isHomeCommunity(recipientCommunityIdentifier))) {
       // processing sendCoins within sender and recepient are both in home community
-      // validate recipient user
-      const recipientUser = await findUserByIdentifier(recipientIdentifier)
+      const recipientUser = await findUserByIdentifier(
+        recipientIdentifier,
+        recipientCommunityIdentifier,
+      )
       if (!recipientUser) {
         throw new LogError('The recipient user was not found', recipientUser)
       }
+      if (recipientUser.foreign) {
+        throw new LogError('Found foreign recipient user for a local transaction:', recipientUser)
+      }
 
       await executeTransaction(amount, memo, senderUser, recipientUser)
       logger.info('successful executeTransaction', amount, memo, senderUser, recipientUser)

backend/src/graphql/resolver/util/findUserByIdentifier.ts

@@ -35,8 +35,9 @@ export const findUserByIdentifier = async (
     }
     if (userContact.user.communityUuid !== communityIdentifier) {
       throw new LogError(
-        'Found user to given contact, but belongs to foreign community',
+        'Found user to given contact, but belongs to other community',
         identifier,
+        communityIdentifier,
       )
     }
     user = userContact.user

frontend/src/components/GddSend/TransactionForm.vue

@@ -235,6 +235,7 @@ export default {
       update({ user, community }) {
         this.userName = `${user.firstName} ${user.lastName}`
         this.recipientCommunity.name = community.name
+        this.recipientCommunity.uuid = this.communityUuid
       },
       error({ message }) {
         this.toastError(message)