first draft for playing around with

backend/src/graphql/resolver/CommunityResolver.ts

@@ -1,13 +1,16 @@
 import { IsNull, Not } from '@dbTools/typeorm'
 import { Community as DbCommunity } from '@entity/Community'
 import { FederatedCommunity as DbFederatedCommunity } from '@entity/FederatedCommunity'
-import { Resolver, Query, Authorized } from 'type-graphql'
+import { Resolver, Query, Authorized, Arg } from 'type-graphql'
 
 import { Community } from '@model/Community'
 import { FederatedCommunity } from '@model/FederatedCommunity'
 
 import { RIGHTS } from '@/auth/RIGHTS'
 
+import { getCommunity } from './util/communities'
+import { LogError } from '@/server/LogError'
+
 @Resolver()
 export class CommunityResolver {
   @Authorized([RIGHTS.COMMUNITIES])
@@ -36,4 +39,14 @@ export class CommunityResolver {
     })
     return dbCommunities.map((dbCom: DbCommunity) => new Community(dbCom))
   }
+
+  @Authorized([RIGHTS.COMMUNITIES])
+  @Query(() => Community)
+  async community(@Arg('communityUuid') communityUuid: string): Promise<Community> {
+    const community = await getCommunity(communityUuid)
+    if (!community) {
+      throw new LogError('community not found', communityUuid)
+    }
+    return new Community(community)
+  }
 }

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

@@ -51,3 +51,9 @@ export async function getCommunityName(communityIdentifier: string): Promise<str
     return ''
   }
 }
+
+export async function getCommunity(communityUuid: string): Promise<DbCommunity | null> {
+  return await DbCommunity.findOne({
+    where: [{ communityUuid }],
+  })
+}

frontend/src/components/GddSend/TransactionForm.vue

@@ -55,10 +55,17 @@
                       </b-row>
                       <b-row>
                         <b-col class="font-weight-bold">
-                          <community-switch
-                            v-model="form.targetCommunity"
-                            :disabled="isBalanceDisabled"
-                          />
+                          <div v-if="!communityUuid">
+                            <community-switch
+                              v-model="form.targetCommunity"
+                              :disabled="isBalanceDisabled"
+                            />
+                          </div>
+                          <div v-else class="mb-4">
+                            <b-row>
+                              <b-col class="font-weight-bold">{{ recipientCommunity.name }}</b-col>
+                            </b-row>
+                          </div>
                         </b-col>
                       </b-row>
                     </b-col>
@@ -143,7 +150,7 @@ import InputIdentifier from '@/components/Inputs/InputIdentifier'
 import InputAmount from '@/components/Inputs/InputAmount'
 import InputTextarea from '@/components/Inputs/InputTextarea'
 import CommunitySwitch from '@/components/CommunitySwitch.vue'
-import { user as userQuery } from '@/graphql/queries'
+import { userAndCommunity } from '@/graphql/queries'
 import { isEmpty } from 'lodash'
 import { COMMUNITY_NAME } from '@/config'
 
@@ -178,6 +185,7 @@ export default {
       },
       radioSelected: this.selected,
       userName: '',
+      recipientCommunity: { uuid: '', name: '' },
     }
   },
   methods: {
@@ -186,6 +194,9 @@ export default {
     },
     onSubmit() {
       if (this.gradidoID) this.form.identifier = this.gradidoID
+      if (this.communityUuid) {
+        this.form.targetCommunity = this.recipientCommunity
+      }
       this.$emit('set-transaction', {
         selected: this.radioSelected,
         identifier: this.form.identifier,
@@ -209,17 +220,21 @@ export default {
   apollo: {
     UserName: {
       query() {
-        return userQuery
+        return userAndCommunity
       },
       fetchPolicy: 'network-only',
       variables() {
-        return { identifier: this.gradidoID }
+        return {
+          identifier: this.gradidoID,
+          communityUuid: this.communityUuid,
+        }
       },
       skip() {
         return !this.gradidoID
       },
-      update({ user }) {
+      update({ user, community }) {
         this.userName = `${user.firstName} ${user.lastName}`
+        this.recipientCommunity.name = community.name
       },
       error({ message }) {
         this.toastError(message)
@@ -247,6 +262,9 @@ export default {
     gradidoID() {
       return this.$route.query && this.$route.query.gradidoID
     },
+    communityUuid() {
+      return this.$route.query && this.$route.query.communityUuid
+    },
   },
   mounted() {
     if (this.form.identifier !== '') this.$refs.formValidator.validate()

frontend/src/graphql/queries.js

@@ -284,3 +284,15 @@ export const user = gql`
     }
   }
 `
+
+export const userAndCommunity = gql`
+  query($identifier: String!, $communityUuid: String!) {
+    user(identifier: $identifier) {
+      firstName
+      lastName
+    }
+    community(communityUuid: $communityUuid) {
+      name
+    }
+  }
+`

frontend/src/pages/Send.vue

@@ -172,7 +172,7 @@ export default {
           throw new Error(`undefined transactionData.selected : ${this.transactionData.selected}`)
       }
       this.loading = false
-      this.$router.push({ query: { gradidoID: undefined } })
+      this.$router.push({ query: { gradidoID: undefined, communityUuid: undefined } })
     },
     onBack() {
       this.currentTransactionStep = TRANSACTION_STEPS.transactionForm