feat: show not found UI in app/connection flows

packages/backend/src/graphql/mutations/create-flow.ts

@@ -4,6 +4,7 @@ import Context from '../../types/express/context';
 type Params = {
   input: {
     triggerAppKey: string;
+    connectionId: string;
   };
 };
 
@@ -12,23 +13,32 @@ const createFlow = async (
   params: Params,
   context: Context
 ) => {
+  const connectionId = params?.input?.connectionId;
   const appKey = params?.input?.triggerAppKey;
 
   const flow = await context.currentUser.$relatedQuery('flows').insert({
     name: 'Name your flow',
   });
 
+  if (connectionId) {
+    await context.currentUser
+      .$relatedQuery('connections')
+      .findById(connectionId)
+      .throwIfNotFound();
+  }
+
   await Step.query().insert({
     flowId: flow.id,
     type: 'trigger',
     position: 1,
     appKey,
+    connectionId
   });
 
   await Step.query().insert({
     flowId: flow.id,
     type: 'action',
-    position: 2,
+    position: 2
   });
 
   return flow;

packages/backend/src/graphql/schema.graphql

@@ -251,6 +251,7 @@ input DeleteConnectionInput {
 
 input CreateFlowInput {
   triggerAppKey: String
+  connectionId: String
 }
 
 input UpdateFlowInput {

packages/web/src/components/AppFlows/index.tsx

@@ -4,7 +4,10 @@ import { GET_FLOWS } from 'graphql/queries/get-flows';
 import Pagination from '@mui/material/Pagination';
 import PaginationItem from '@mui/material/PaginationItem';
 
+import * as URLS from 'config/urls';
 import AppFlowRow from 'components/FlowRow';
+import NoResultFound from 'components/NoResultFound';
+import useFormatMessage from 'hooks/useFormatMessage';
 import type { IFlow } from '@automatisch/types';
 
 type AppFlowsProps = {
@@ -20,8 +23,9 @@ const getLimitAndOffset = (page: number) => ({
 
 export default function AppFlows(props: AppFlowsProps): React.ReactElement {
   const { appKey } = props;
+  const formatMessage = useFormatMessage();
   const [searchParams, setSearchParams] = useSearchParams();
-  const connectionId = searchParams.get('connectionId') || null;
+  const connectionId = searchParams.get('connectionId') || undefined;
   const page = parseInt(searchParams.get('page') || '', 10) || 1;
   const { data } = useQuery(GET_FLOWS, { variables: {
     appKey,
@@ -31,11 +35,21 @@ export default function AppFlows(props: AppFlowsProps): React.ReactElement {
   const getFlows = data?.getFlows || {};
   const { pageInfo, edges } = getFlows;
 
-  const appFlows: IFlow[] = edges?.map(({ node }: { node: IFlow }) => node);
+  const flows: IFlow[] = edges?.map(({ node }: { node: IFlow }) => node);
+  const hasFlows = flows?.length;
+
+  if (!hasFlows) {
+    return (
+      <NoResultFound
+        to={URLS.CREATE_FLOW_WITH_APP_AND_CONNECTION(appKey, connectionId)}
+        text={formatMessage('app.noFlows')}
+      />
+    );
+  }
 
   return (
     <>
-      {appFlows?.map((appFlow: IFlow) => (
+      {flows?.map((appFlow: IFlow) => (
         <AppFlowRow key={appFlow.id} flow={appFlow} />
       ))}
 

packages/web/src/config/urls.ts

@@ -22,6 +22,21 @@ export const APP_FLOWS_PATTERN = '/app/:appKey/flows';
 export const EDITOR = '/editor';
 export const CREATE_FLOW ='/editor/create';
 export const CREATE_FLOW_WITH_APP = (appKey: string) => `/editor/create?appKey=${appKey}`;
+export const CREATE_FLOW_WITH_APP_AND_CONNECTION = (appKey?: string, connectionId?: string) => {
+  const params: { appKey?: string, connectionId?: string } = {};
+
+  if (appKey) {
+    params.appKey = appKey;
+  }
+
+  if (connectionId) {
+    params.connectionId = connectionId;
+  }
+
+  const searchParams = (new URLSearchParams(params)).toString();
+
+  return `/editor/create?${searchParams}`;
+}
 export const FLOW_EDITOR = (flowId: string): string => `/editor/${flowId}`;
 
 export const FLOWS = '/flows';

packages/web/src/pages/Application/index.tsx

@@ -1,6 +1,6 @@
 import * as React from 'react';
 import { useQuery } from '@apollo/client';
-import { Link, Route, Navigate, Routes, useParams, useMatch, useNavigate } from 'react-router-dom';
+import { Link, Route, Navigate, Routes, useParams, useSearchParams, useMatch, useNavigate } from 'react-router-dom';
 import type { LinkProps } from 'react-router-dom';
 import { useTheme } from '@mui/material/styles';
 import useMediaQuery from '@mui/material/useMediaQuery';
@@ -46,10 +46,12 @@ export default function Application(): React.ReactElement | null {
   const formatMessage = useFormatMessage();
   const connectionsPathMatch = useMatch({ path: URLS.APP_CONNECTIONS_PATTERN, end: false });
   const flowsPathMatch = useMatch({ path: URLS.APP_FLOWS_PATTERN, end: false });
+  const [searchParams] = useSearchParams();
   const { appKey } = useParams() as ApplicationParams;
   const navigate = useNavigate();
   const { data, loading } = useQuery(GET_APP, { variables: { key: appKey } });
 
+  const connectionId = searchParams.get('connectionId') || undefined;
   const goToApplicationPage = () => navigate('connections');
   const app = data?.getApp || {};
 
@@ -70,9 +72,9 @@ export default function Application(): React.ReactElement | null {
         linkProps,
         ref,
       ) {
-        return <Link ref={ref} to={URLS.CREATE_FLOW_WITH_APP(appKey)} {...linkProps} />;
+        return <Link ref={ref} to={URLS.CREATE_FLOW_WITH_APP_AND_CONNECTION(appKey, connectionId)} {...linkProps} />;
       }),
-    [appKey],
+    [appKey, connectionId],
   );
 
   if (loading) return null;

packages/web/src/pages/Editor/create.tsx

@@ -17,14 +17,23 @@ export default function CreateFlow(): React.ReactElement {
   const [createFlow] = useMutation(CREATE_FLOW);
 
   const appKey = searchParams.get('appKey');
+  const connectionId = searchParams.get('connectionId');
 
   React.useEffect(() => {
     async function initiate() {
+      const variables: { [key: string]: string } = {};
+
+      if (appKey) {
+        variables.triggerAppKey = appKey;
+      }
+
+      if (connectionId) {
+        variables.connectionId = connectionId;
+      }
+
       const response = await createFlow({
         variables: {
-          input: {
-            triggerAppKey: appKey,
-          }
+          input: variables
         }
       });
       const flowId = response.data?.createFlow?.id;
@@ -33,7 +42,7 @@ export default function CreateFlow(): React.ReactElement {
     }
 
     initiate();
-  }, [createFlow, navigate, appKey]);
+  }, [createFlow, navigate, appKey, connectionId]);
 
   return (
     <Box sx={{ display: 'flex', flex: 1, height: '100vh', justifyContent: 'center', alignItems: 'center', gap: 2 }}>