feat: introduce app configs with shared auth clients (#1213)

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

@@ -1,17 +1,19 @@
-import * as React from 'react';
+import type { IApp, IField, IJSONObject } from '@automatisch/types';
+import LoadingButton from '@mui/lab/LoadingButton';
 import Alert from '@mui/material/Alert';
-import DialogTitle from '@mui/material/DialogTitle';
+import Dialog from '@mui/material/Dialog';
 import DialogContent from '@mui/material/DialogContent';
 import DialogContentText from '@mui/material/DialogContentText';
-import Dialog from '@mui/material/Dialog';
-import LoadingButton from '@mui/lab/LoadingButton';
+import DialogTitle from '@mui/material/DialogTitle';
+import * as React from 'react';
 import { FieldValues, SubmitHandler } from 'react-hook-form';
-import type { IApp, IJSONObject, IField } from '@automatisch/types';
+import { useNavigate, useSearchParams } from 'react-router-dom';
 
-import useFormatMessage from 'hooks/useFormatMessage';
-import computeAuthStepVariables from 'helpers/computeAuthStepVariables';
-import { processStep } from 'helpers/authenticationSteps';
+import AppAuthClientsDialog from 'components/AppAuthClientsDialog/index.ee';
 import InputCreator from 'components/InputCreator';
+import * as URLS from 'config/urls';
+import useAuthenticateApp from 'hooks/useAuthenticateApp.ee';
+import useFormatMessage from 'hooks/useFormatMessage';
 import { generateExternalLink } from '../../helpers/translationValues';
 import { Form } from './style';
 
@@ -21,24 +23,27 @@ type AddAppConnectionProps = {
   connectionId?: string;
 };
 
-type Response = {
-  [key: string]: any;
-};
-
 export default function AddAppConnection(
   props: AddAppConnectionProps
 ): React.ReactElement {
   const { application, connectionId, onClose } = props;
   const { name, authDocUrl, key, auth } = application;
+  const navigate = useNavigate();
+  const [searchParams] = useSearchParams();
   const formatMessage = useFormatMessage();
   const [error, setError] = React.useState<IJSONObject | null>(null);
   const [inProgress, setInProgress] = React.useState(false);
   const hasConnection = Boolean(connectionId);
-  const steps = hasConnection
-    ? auth?.reconnectionSteps
-    : auth?.authenticationSteps;
+  const useShared = searchParams.get('shared') === 'true';
+  const appAuthClientId = searchParams.get('appAuthClientId') || undefined;
+  const { authenticate } = useAuthenticateApp({
+    appKey: key,
+    connectionId,
+    appAuthClientId,
+    useShared: !!appAuthClientId,
+  });
 
-  React.useEffect(() => {
+  React.useEffect(function relayProviderData() {
     if (window.opener) {
       window.opener.postMessage({
         source: 'automatisch',
@@ -48,51 +53,61 @@ export default function AddAppConnection(
     }
   }, []);
 
-  const submitHandler: SubmitHandler<FieldValues> = React.useCallback(
-    async (data) => {
-      if (!steps) return;
+  React.useEffect(
+    function initiateSharedAuthenticationForGivenAuthClient() {
+      if (!appAuthClientId) return;
+      if (!authenticate) return;
 
-      setInProgress(true);
-      setError(null);
+      const asyncAuthenticate = async () => {
+        await authenticate();
 
-      const response: Response = {
-        key,
-        connection: {
-          id: connectionId,
-        },
-        fields: data,
+        navigate(URLS.APP_CONNECTIONS(key));
       };
 
-      let stepIndex = 0;
-      while (stepIndex < steps.length) {
-        const step = steps[stepIndex];
-        const variables = computeAuthStepVariables(step.arguments, response);
-
-        try {
-          const stepResponse = await processStep(step, variables);
-
-          response[step.name] = stepResponse;
-        } catch (err) {
-          const error = err as IJSONObject;
-          console.log(error);
-          setError((error.graphQLErrors as IJSONObject[])?.[0]);
-          setInProgress(false);
-
-          break;
-        }
-
-        stepIndex++;
-
-        if (stepIndex === steps.length) {
-          onClose(response);
-        }
-      }
-
-      setInProgress(false);
+      asyncAuthenticate();
     },
-    [connectionId, key, steps, onClose]
+    [appAuthClientId, authenticate]
   );
 
+  const handleClientClick = (appAuthClientId: string) =>
+    navigate(URLS.APP_ADD_CONNECTION_WITH_AUTH_CLIENT_ID(key, appAuthClientId));
+
+  const handleAuthClientsDialogClose = () =>
+    navigate(URLS.APP_CONNECTIONS(key));
+
+  const submitHandler: SubmitHandler<FieldValues> = React.useCallback(
+    async (data) => {
+      if (!authenticate) return;
+
+      setInProgress(true);
+
+      try {
+        const response = await authenticate({
+          fields: data,
+        });
+        onClose(response as Record<string, unknown>);
+      } catch (err) {
+        const error = err as IJSONObject;
+        console.log(error);
+        setError((error.graphQLErrors as IJSONObject[])?.[0]);
+      } finally {
+        setInProgress(false);
+      }
+    },
+    [authenticate]
+  );
+
+  if (useShared)
+    return (
+      <AppAuthClientsDialog
+        appKey={key}
+        onClose={handleAuthClientsDialogClose}
+        onClientClick={handleClientClick}
+      />
+    );
+
+  if (appAuthClientId) return <React.Fragment />;
+
   return (
     <Dialog open={true} onClose={onClose} data-test="add-app-connection-dialog">
       <DialogTitle>

packages/web/src/components/AppAuthClientsDialog/index.ee.tsx

@@ -0,0 +1,50 @@
+import Dialog from '@mui/material/Dialog';
+import DialogTitle from '@mui/material/DialogTitle';
+import List from '@mui/material/List';
+import ListItem from '@mui/material/ListItem';
+import ListItemButton from '@mui/material/ListItemButton';
+import ListItemText from '@mui/material/ListItemText';
+import * as React from 'react';
+
+import useAppAuthClients from 'hooks/useAppAuthClients.ee';
+import useFormatMessage from 'hooks/useFormatMessage';
+
+type AppAuthClientsDialogProps = {
+  appKey: string;
+  onClientClick: (appAuthClientId: string) => void;
+  onClose: () => void;
+};
+
+export default function AppAuthClientsDialog(props: AppAuthClientsDialogProps) {
+  const { appKey, onClientClick, onClose } = props;
+  const { appAuthClients } = useAppAuthClients(appKey);
+  const formatMessage = useFormatMessage();
+
+  React.useEffect(
+    function autoAuthenticateSingleClient() {
+      if (appAuthClients?.length === 1) {
+        onClientClick(appAuthClients[0].id);
+      }
+    },
+    [appAuthClients]
+  );
+
+  if (!appAuthClients?.length || appAuthClients?.length === 1)
+    return <React.Fragment />;
+
+  return (
+    <Dialog onClose={onClose} open={true}>
+      <DialogTitle>{formatMessage('appAuthClientsDialog.title')}</DialogTitle>
+
+      <List sx={{ pt: 0 }}>
+        {appAuthClients.map((appAuthClient) => (
+          <ListItem disableGutters key={appAuthClient.id}>
+            <ListItemButton onClick={() => onClientClick(appAuthClient.id)}>
+              <ListItemText primary={appAuthClient.name} />
+            </ListItemButton>
+          </ListItem>
+        ))}
+      </List>
+    </Dialog>
+  );
+}

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

@@ -3,6 +3,7 @@ import { Link } from 'react-router-dom';
 import Menu from '@mui/material/Menu';
 import type { PopoverProps } from '@mui/material/Popover';
 import MenuItem from '@mui/material/MenuItem';
+import type { IConnection } from '@automatisch/types';
 
 import * as URLS from 'config/urls';
 import useFormatMessage from 'hooks/useFormatMessage';
@@ -13,16 +14,24 @@ type Action = {
 
 type ContextMenuProps = {
   appKey: string;
-  connectionId: string;
+  connection: IConnection;
   onClose: () => void;
   onMenuItemClick: (event: React.MouseEvent, action: Action) => void;
   anchorEl: PopoverProps['anchorEl'];
+  disableReconnection: boolean;
 };
 
 export default function ContextMenu(
   props: ContextMenuProps
 ): React.ReactElement {
-  const { appKey, connectionId, onClose, onMenuItemClick, anchorEl } = props;
+  const {
+    appKey,
+    connection,
+    onClose,
+    onMenuItemClick,
+    anchorEl,
+    disableReconnection,
+  } = props;
   const formatMessage = useFormatMessage();
 
   const createActionHandler = React.useCallback(
@@ -45,7 +54,7 @@ export default function ContextMenu(
     >
       <MenuItem
         component={Link}
-        to={URLS.APP_FLOWS_FOR_CONNECTION(appKey, connectionId)}
+        to={URLS.APP_FLOWS_FOR_CONNECTION(appKey, connection.id)}
         onClick={createActionHandler({ type: 'viewFlows' })}
       >
         {formatMessage('connection.viewFlows')}
@@ -57,7 +66,12 @@ export default function ContextMenu(
 
       <MenuItem
         component={Link}
-        to={URLS.APP_RECONNECT_CONNECTION(appKey, connectionId)}
+        disabled={disableReconnection}
+        to={URLS.APP_RECONNECT_CONNECTION(
+          appKey,
+          connection.id,
+          connection.appAuthClientId
+        )}
         onClick={createActionHandler({ type: 'reconnect' })}
       >
         {formatMessage('connection.reconnect')}

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

@@ -45,8 +45,15 @@ function AppConnectionRow(props: AppConnectionRowProps): React.ReactElement {
   const [deleteConnection] = useMutation(DELETE_CONNECTION);
 
   const formatMessage = useFormatMessage();
-  const { id, key, formattedData, verified, createdAt, flowCount } =
-    props.connection;
+  const {
+    id,
+    key,
+    formattedData,
+    verified,
+    createdAt,
+    flowCount,
+    reconnectable,
+  } = props.connection;
 
   const contextButtonRef = React.useRef<SVGSVGElement | null>(null);
   const [anchorEl, setAnchorEl] = React.useState<SVGSVGElement | null>(null);
@@ -159,7 +166,8 @@ function AppConnectionRow(props: AppConnectionRowProps): React.ReactElement {
       {anchorEl && (
         <ConnectionContextMenu
           appKey={key}
-          connectionId={id}
+          connection={props.connection}
+          disableReconnection={!reconnectable}
           onClose={handleClose}
           onMenuItemClick={onContextMenuAction}
           anchorEl={anchorEl}

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

@@ -1,18 +1,21 @@
-import * as React from 'react';
-import { useQuery, useLazyQuery } from '@apollo/client';
-import TextField from '@mui/material/TextField';
+import { useLazyQuery, useQuery } from '@apollo/client';
+import Autocomplete from '@mui/material/Autocomplete';
 import Button from '@mui/material/Button';
 import Collapse from '@mui/material/Collapse';
 import ListItem from '@mui/material/ListItem';
-import Autocomplete from '@mui/material/Autocomplete';
+import TextField from '@mui/material/TextField';
+import * as React from 'react';
 
 import type { IApp, IConnection, IStep, ISubstep } from '@automatisch/types';
-import useFormatMessage from 'hooks/useFormatMessage';
-import { EditorContext } from 'contexts/Editor';
-import FlowSubstepTitle from 'components/FlowSubstepTitle';
 import AddAppConnection from 'components/AddAppConnection';
+import AppAuthClientsDialog from 'components/AppAuthClientsDialog/index.ee';
+import FlowSubstepTitle from 'components/FlowSubstepTitle';
+import useAppConfig from 'hooks/useAppConfig.ee';
+import { EditorContext } from 'contexts/Editor';
 import { GET_APP_CONNECTIONS } from 'graphql/queries/get-app-connections';
 import { TEST_CONNECTION } from 'graphql/queries/test-connection';
+import useAuthenticateApp from 'hooks/useAuthenticateApp.ee';
+import useFormatMessage from 'hooks/useFormatMessage';
 
 type ChooseConnectionSubstepProps = {
   application: IApp;
@@ -26,6 +29,7 @@ type ChooseConnectionSubstepProps = {
 };
 
 const ADD_CONNECTION_VALUE = 'ADD_CONNECTION';
+const ADD_SHARED_CONNECTION_VALUE = 'ADD_SHARED_CONNECTION';
 
 const optionGenerator = (
   connection: IConnection
@@ -53,11 +57,18 @@ function ChooseConnectionSubstep(
   const { connection, appKey } = step;
   const formatMessage = useFormatMessage();
   const editorContext = React.useContext(EditorContext);
+  const { authenticate } = useAuthenticateApp({
+    appKey: application.key,
+    useShared: true,
+  });
   const [showAddConnectionDialog, setShowAddConnectionDialog] =
     React.useState(false);
+  const [showAddSharedConnectionDialog, setShowAddSharedConnectionDialog] =
+    React.useState(false);
   const { data, loading, refetch } = useQuery(GET_APP_CONNECTIONS, {
     variables: { key: appKey },
   });
+  const { appConfig } = useAppConfig(application.key);
   // TODO: show detailed error when connection test/verification fails
   const [
     testConnection,
@@ -86,13 +97,49 @@ function ChooseConnectionSubstep(
         optionGenerator(connection)
       ) || [];
 
-    options.push({
-      label: formatMessage('chooseConnectionSubstep.addNewConnection'),
-      value: ADD_CONNECTION_VALUE,
-    });
+    if (!appConfig || appConfig.canCustomConnect) {
+      options.push({
+        label: formatMessage('chooseConnectionSubstep.addNewConnection'),
+        value: ADD_CONNECTION_VALUE,
+      });
+    }
+
+    if (appConfig?.canConnect) {
+      options.push({
+        label: formatMessage('chooseConnectionSubstep.addNewSharedConnection'),
+        value: ADD_SHARED_CONNECTION_VALUE,
+      });
+    }
 
     return options;
-  }, [data, formatMessage]);
+  }, [data, formatMessage, appConfig]);
+
+  const handleClientClick = async (appAuthClientId: string) => {
+    try {
+      const response = await authenticate?.({
+        appAuthClientId,
+      });
+
+      const connectionId = response?.createConnection.id;
+
+      if (connectionId) {
+        await refetch();
+
+        onChange({
+          step: {
+            ...step,
+            connection: {
+              id: connectionId,
+            },
+          },
+        });
+      }
+    } catch (err) {
+      // void
+    } finally {
+      setShowAddSharedConnectionDialog(false);
+    }
+  };
 
   const { name } = substep;
 
@@ -131,6 +178,11 @@ function ChooseConnectionSubstep(
           return;
         }
 
+        if (connectionId === ADD_SHARED_CONNECTION_VALUE) {
+          setShowAddSharedConnectionDialog(true);
+          return;
+        }
+
         if (connectionId !== step.connection?.id) {
           onChange({
             step: {
@@ -216,6 +268,14 @@ function ChooseConnectionSubstep(
           application={application}
         />
       )}
+
+      {application && showAddSharedConnectionDialog && (
+        <AppAuthClientsDialog
+          appKey={application.key}
+          onClose={() => setShowAddSharedConnectionDialog(false)}
+          onClientClick={handleClientClick}
+        />
+      )}
     </React.Fragment>
   );
 }

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

@@ -0,0 +1,116 @@
+import ArrowDropDownIcon from '@mui/icons-material/ArrowDropDown';
+import Button from '@mui/material/Button';
+import ButtonGroup from '@mui/material/ButtonGroup';
+import ClickAwayListener from '@mui/material/ClickAwayListener';
+import Grow from '@mui/material/Grow';
+import MenuItem from '@mui/material/MenuItem';
+import MenuList from '@mui/material/MenuList';
+import Paper from '@mui/material/Paper';
+import Popper from '@mui/material/Popper';
+import * as React from 'react';
+import { Link } from 'react-router-dom';
+
+type SplitButtonProps = {
+  options: {
+    key: string;
+    'data-test'?: string;
+    label: React.ReactNode;
+    to: string;
+  }[];
+  disabled?: boolean;
+  defaultActionIndex?: number;
+};
+
+export default function SplitButton(props: SplitButtonProps) {
+  const { options, disabled, defaultActionIndex = 0 } = props;
+  const [open, setOpen] = React.useState(false);
+  const anchorRef = React.useRef<HTMLDivElement>(null);
+
+  const multiOptions = options.length > 1;
+  const selectedOption = options[defaultActionIndex];
+
+  const handleToggle = () => {
+    setOpen((prevOpen) => !prevOpen);
+  };
+
+  const handleClose = (event: Event) => {
+    if (
+      anchorRef.current &&
+      anchorRef.current.contains(event.target as HTMLElement)
+    ) {
+      return;
+    }
+
+    setOpen(false);
+  };
+
+  return (
+    <React.Fragment>
+      <ButtonGroup
+        variant="contained"
+        ref={anchorRef}
+        aria-label="split button"
+        disabled={disabled}
+      >
+        <Button
+          size="large"
+          data-test={selectedOption['data-test']}
+          component={Link}
+          to={selectedOption.to}
+          sx={{
+            // Link component causes style loss in ButtonGroup
+            borderRadius: 0,
+            borderRight: '1px solid #bdbdbd',
+          }}
+        >
+          {selectedOption.label}
+        </Button>
+
+        {multiOptions && (
+          <Button size="small" onClick={handleToggle} sx={{ borderRadius: 0 }}>
+            <ArrowDropDownIcon />
+          </Button>
+        )}
+      </ButtonGroup>
+
+      {multiOptions && (
+        <Popper
+          sx={{
+            zIndex: 1,
+          }}
+          open={open}
+          anchorEl={anchorRef.current}
+          transition
+          disablePortal
+        >
+          {({ TransitionProps, placement }) => (
+            <Grow
+              {...TransitionProps}
+              style={{
+                transformOrigin:
+                  placement === 'bottom' ? 'center top' : 'center bottom',
+              }}
+            >
+              <Paper>
+                <ClickAwayListener onClickAway={handleClose}>
+                  <MenuList autoFocusItem>
+                    {options.map((option, index) => (
+                      <MenuItem
+                        key={option.key}
+                        selected={index === defaultActionIndex}
+                        component={Link}
+                        to={option.to}
+                      >
+                        {option.label}
+                      </MenuItem>
+                    ))}
+                  </MenuList>
+                </ClickAwayListener>
+              </Paper>
+            </Grow>
+          )}
+        </Popper>
+      )}
+    </React.Fragment>
+  );
+}

packages/web/src/config/urls.ts

@@ -20,13 +20,24 @@ export const APP_PATTERN = '/app/:appKey';
 export const APP_CONNECTIONS = (appKey: string) =>
   `/app/${appKey}/connections`;
 export const APP_CONNECTIONS_PATTERN = '/app/:appKey/connections';
-export const APP_ADD_CONNECTION = (appKey: string) =>
-  `/app/${appKey}/connections/add`;
+export const APP_ADD_CONNECTION = (appKey: string, shared = false) =>
+  `/app/${appKey}/connections/add?shared=${shared}`;
+export const APP_ADD_CONNECTION_WITH_AUTH_CLIENT_ID = (appKey: string, appAuthClientId: string) =>
+  `/app/${appKey}/connections/add?appAuthClientId=${appAuthClientId}`;
 export const APP_ADD_CONNECTION_PATTERN = '/app/:appKey/connections/add';
 export const APP_RECONNECT_CONNECTION = (
   appKey: string,
-  connectionId: string
-) => `/app/${appKey}/connections/${connectionId}/reconnect`;
+  connectionId: string,
+  appAuthClientId?: string,
+) => {
+  const path = `/app/${appKey}/connections/${connectionId}/reconnect`;
+
+  if (appAuthClientId) {
+    return `${path}?appAuthClientId=${appAuthClientId}`;
+  }
+
+  return path;
+};
 export const APP_RECONNECT_CONNECTION_PATTERN =
   '/app/:appKey/connections/:connectionId/reconnect';
 export const APP_FLOWS = (appKey: string) => `/app/${appKey}/flows`;

packages/web/src/graphql/queries/get-app-auth-client.ee.ts

@@ -0,0 +1,13 @@
+import { gql } from '@apollo/client';
+
+export const GET_APP_AUTH_CLIENT = gql`
+  query GetAppAuthClient($id: String!) {
+    getAppAuthClient(id: $id) {
+      id
+      appConfigId
+      name
+      active
+    }
+  }
+`;
+

packages/web/src/graphql/queries/get-app-auth-clients.ee.ts

@@ -0,0 +1,13 @@
+import { gql } from '@apollo/client';
+
+export const GET_APP_AUTH_CLIENTS = gql`
+  query GetAppAuthClients($appKey: String!, $active: Boolean) {
+    getAppAuthClients(appKey: $appKey, active: $active) {
+      id
+      appConfigId
+      name
+      active
+    }
+  }
+`;
+

packages/web/src/graphql/queries/get-app-config.ee.ts

@@ -0,0 +1,16 @@
+import { gql } from '@apollo/client';
+
+export const GET_APP_CONFIG = gql`
+  query GetAppConfig($key: String!) {
+    getAppConfig(key: $key) {
+      id
+      key
+      allowCustomConnection
+      canConnect
+      canCustomConnect
+      shared
+      disabled
+    }
+  }
+`;
+

packages/web/src/graphql/queries/get-app-connections.ts

@@ -7,6 +7,8 @@ export const GET_APP_CONNECTIONS = gql`
       connections {
         id
         key
+        reconnectable
+        appAuthClientId
         verified
         flowCount
         formattedData {

packages/web/src/graphql/queries/get-app.ts

@@ -39,6 +39,19 @@ export const GET_APP = gql`
             }
           }
         }
+        sharedAuthenticationSteps {
+          type
+          name
+          arguments {
+            name
+            value
+            type
+            properties {
+              name
+              value
+            }
+          }
+        }
         reconnectionSteps {
           type
           name
@@ -52,6 +65,19 @@ export const GET_APP = gql`
             }
           }
         }
+        sharedReconnectionSteps {
+          type
+          name
+          arguments {
+            name
+            value
+            type
+            properties {
+              name
+              value
+            }
+          }
+        }
       }
       connections {
         id

packages/web/src/graphql/queries/get-apps.ts

@@ -49,6 +49,19 @@ export const GET_APPS = gql`
             }
           }
         }
+        sharedAuthenticationSteps {
+          type
+          name
+          arguments {
+            name
+            value
+            type
+            properties {
+              name
+              value
+            }
+          }
+        }
         reconnectionSteps {
           type
           name
@@ -62,6 +75,19 @@ export const GET_APPS = gql`
             }
           }
         }
+        sharedReconnectionSteps {
+          type
+          name
+          arguments {
+            name
+            value
+            type
+            properties {
+              name
+              value
+            }
+          }
+        }
       }
       triggers {
         name

packages/web/src/helpers/authenticationSteps.ts

@@ -57,7 +57,9 @@ const processOpenWithPopup = (
     popup?.focus();
 
     const closeCheckIntervalId = setInterval(() => {
-      if (popup.closed) {
+      if (!popup) return;
+
+      if (popup?.closed) {
         clearInterval(closeCheckIntervalId);
         reject({ message: 'Error occured while verifying credentials!' });
       }

packages/web/src/hooks/useApp.ts

@@ -0,0 +1,26 @@
+import { useQuery } from '@apollo/client';
+import { IApp } from '@automatisch/types';
+
+import { GET_APP } from 'graphql/queries/get-app';
+
+type QueryResponse = {
+  getApp: IApp;
+}
+
+export default function useApp(key: string) {
+  const {
+    data,
+    loading
+  } = useQuery<QueryResponse>(
+    GET_APP,
+    {
+      variables: { key }
+    }
+  );
+  const app = data?.getApp;
+
+  return {
+    app,
+    loading,
+  };
+}

packages/web/src/hooks/useAppAuthClient.ee.ts

@@ -0,0 +1,31 @@
+import { useLazyQuery } from '@apollo/client';
+import { AppConfig } from '@automatisch/types';
+import * as React from 'react';
+
+import { GET_APP_AUTH_CLIENT } from 'graphql/queries/get-app-auth-client.ee';
+
+type QueryResponse = {
+  getAppAuthClient: AppConfig;
+}
+
+export default function useAppAuthClient(id: string) {
+  const [
+    getAppAuthClient,
+    {
+      data,
+      loading
+    }
+  ] = useLazyQuery<QueryResponse>(GET_APP_AUTH_CLIENT);
+  const appAuthClient = data?.getAppAuthClient;
+
+  React.useEffect(function fetchUponId() {
+    if (!id) return;
+
+    getAppAuthClient({ variables: { id } });
+  }, [id]);
+
+  return {
+    appAuthClient,
+    loading,
+  };
+}

packages/web/src/hooks/useAppAuthClients.ee.ts

@@ -0,0 +1,33 @@
+import { useLazyQuery } from '@apollo/client';
+import { AppAuthClient } from '@automatisch/types';
+import * as React from 'react';
+
+import { GET_APP_AUTH_CLIENTS } from 'graphql/queries/get-app-auth-clients.ee';
+
+type QueryResponse = {
+  getAppAuthClients: AppAuthClient[];
+}
+
+export default function useAppAuthClient(appKey: string) {
+  const [
+    getAppAuthClients,
+    {
+      data,
+      loading
+    }
+  ] = useLazyQuery<QueryResponse>(GET_APP_AUTH_CLIENTS, {
+    context: { autoSnackbar: false },
+  });
+  const appAuthClients = data?.getAppAuthClients;
+
+  React.useEffect(function fetchUponAppKey() {
+    if (!appKey) return;
+
+    getAppAuthClients({ variables: { appKey, active: true } });
+  }, [appKey]);
+
+  return {
+    appAuthClients,
+    loading,
+  };
+}

packages/web/src/hooks/useAppConfig.ee.ts

@@ -0,0 +1,27 @@
+import { useQuery } from '@apollo/client';
+import { AppConfig } from '@automatisch/types';
+
+import { GET_APP_CONFIG } from 'graphql/queries/get-app-config.ee';
+
+type QueryResponse = {
+  getAppConfig: AppConfig;
+}
+
+export default function useAppConfig(key: string) {
+  const {
+    data,
+    loading
+  } = useQuery<QueryResponse>(
+    GET_APP_CONFIG,
+    {
+      variables: { key },
+      context: { autoSnackbar: false }
+    }
+  );
+  const appConfig = data?.getAppConfig;
+
+  return {
+    appConfig,
+    loading,
+  };
+}

packages/web/src/hooks/useAuthenticateApp.ee.ts

@@ -0,0 +1,100 @@
+import { IApp } from '@automatisch/types';
+import * as React from 'react';
+
+import { processStep } from 'helpers/authenticationSteps';
+import computeAuthStepVariables from 'helpers/computeAuthStepVariables';
+import useApp from './useApp';
+
+type UseAuthenticateAppParams = {
+  appKey: string;
+  appAuthClientId?: string;
+  useShared?: boolean;
+  connectionId?: string;
+}
+
+type AuthenticatePayload = {
+  fields?: Record<string, string>;
+  appAuthClientId?: string;
+}
+
+function getSteps(auth: IApp['auth'], hasConnection: boolean, useShared: boolean) {
+  if (hasConnection) {
+    if (useShared) {
+      return auth?.sharedReconnectionSteps;
+    }
+
+    return auth?.reconnectionSteps;
+  }
+
+  if (useShared) {
+    return auth?.sharedAuthenticationSteps;
+  }
+
+  return auth?.authenticationSteps;
+}
+
+export default function useAuthenticateApp(payload: UseAuthenticateAppParams) {
+  const {
+    appKey,
+    appAuthClientId,
+    connectionId,
+    useShared = false,
+  } = payload;
+  const { app } = useApp(appKey);
+  const [
+    authenticationInProgress,
+    setAuthenticationInProgress
+  ] = React.useState(false);
+  const steps = getSteps(app?.auth, !!connectionId, useShared);
+
+  const authenticate = React.useMemo(() => {
+    if (!steps?.length) return;
+
+    return async function authenticate(payload: AuthenticatePayload = {}) {
+      const {
+        fields,
+      } = payload;
+      setAuthenticationInProgress(true);
+
+      const response: Record<string, any> = {
+        key: appKey,
+        appAuthClientId: appAuthClientId || payload.appAuthClientId,
+        connection: {
+          id: connectionId,
+        },
+        fields
+      };
+
+      let stepIndex = 0;
+      while (stepIndex < steps?.length) {
+        const step = steps[stepIndex];
+        const variables = computeAuthStepVariables(step.arguments, response);
+
+        try {
+          const stepResponse = await processStep(step, variables);
+
+          response[step.name] = stepResponse;
+        } catch (err) {
+          console.log(err);
+          throw err;
+
+          setAuthenticationInProgress(false);
+          break;
+        }
+
+        stepIndex++;
+
+        if (stepIndex === steps.length) {
+          return response;
+        }
+
+        setAuthenticationInProgress(false);
+      }
+    }
+  }, [steps, appKey, appAuthClientId, connectionId]);
+
+  return {
+    authenticate,
+    inProgress: authenticationInProgress,
+  };
+}

packages/web/src/locales/en.json

@@ -19,6 +19,7 @@
   "app.connectionCount": "{count} connections",
   "app.flowCount": "{count} flows",
   "app.addConnection": "Add connection",
+  "app.addCustomConnection": "Add custom connection",
   "app.reconnectConnection": "Reconnect connection",
   "app.createFlow": "Create flow",
   "app.settings": "Settings",
@@ -69,6 +70,7 @@
   "filterConditions.orContinueIf": "OR continue if…",
   "chooseConnectionSubstep.continue": "Continue",
   "chooseConnectionSubstep.addNewConnection": "Add new connection",
+  "chooseConnectionSubstep.addNewSharedConnection": "Add new shared connection",
   "chooseConnectionSubstep.chooseConnection": "Choose connection",
   "flow.createdAt": "created {datetime}",
   "flow.updatedAt": "updated {datetime}",
@@ -209,5 +211,6 @@
   "roleList.description": "Description",
   "permissionSettings.cancel": "Cancel",
   "permissionSettings.apply": "Apply",
-  "permissionSettings.title": "Conditions"
+  "permissionSettings.title": "Conditions",
+  "appAuthClientsDialog.title": "Choose your authentication client"
 }

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

@@ -19,9 +19,11 @@ import Tab from '@mui/material/Tab';
 import AddIcon from '@mui/icons-material/Add';
 
 import useFormatMessage from 'hooks/useFormatMessage';
+import useAppConfig from 'hooks/useAppConfig.ee';
 import { GET_APP } from 'graphql/queries/get-app';
 import * as URLS from 'config/urls';
 
+import SplitButton from 'components/SplitButton';
 import ConditionalIconButton from 'components/ConditionalIconButton';
 import AppConnections from 'components/AppConnections';
 import AppFlows from 'components/AppFlows';
@@ -35,6 +37,13 @@ type ApplicationParams = {
   connectionId?: string;
 };
 
+type ConnectionOption = {
+  key: string;
+  label: string;
+  'data-test': string;
+  to: string;
+};
+
 const ReconnectConnection = (props: any): React.ReactElement => {
   const { application, onClose } = props;
   const { connectionId } = useParams() as ApplicationParams;
@@ -61,11 +70,36 @@ export default function Application(): React.ReactElement | null {
   const { appKey } = useParams() as ApplicationParams;
   const navigate = useNavigate();
   const { data, loading } = useQuery(GET_APP, { variables: { key: appKey } });
+  const { appConfig } = useAppConfig(appKey);
 
   const connectionId = searchParams.get('connectionId') || undefined;
   const goToApplicationPage = () => navigate('connections');
   const app = data?.getApp || {};
 
+  const connectionOptions = React.useMemo(() => {
+    const shouldHaveCustomConnection =
+      appConfig?.canConnect && appConfig?.canCustomConnect;
+    const options: ConnectionOption[] = [
+      {
+        label: formatMessage('app.addConnection'),
+        key: 'addConnection',
+        'data-test': 'add-connection-button',
+        to: URLS.APP_ADD_CONNECTION(appKey, appConfig?.canConnect),
+      },
+    ];
+
+    if (shouldHaveCustomConnection) {
+      options.push({
+        label: formatMessage('app.addCustomConnection'),
+        key: 'addCustomConnection',
+        'data-test': 'add-custom-connection-button',
+        to: URLS.APP_ADD_CONNECTION(appKey),
+      });
+    }
+
+    return options;
+  }, [appKey, appConfig]);
+
   if (loading) return null;
 
   return (
@@ -111,19 +145,14 @@ export default function Application(): React.ReactElement | null {
                 <Route
                   path={`${URLS.CONNECTIONS}/*`}
                   element={
-                    <ConditionalIconButton
-                      type="submit"
-                      variant="contained"
-                      color="primary"
-                      size="large"
-                      component={Link}
-                      to={URLS.APP_ADD_CONNECTION(appKey)}
-                      fullWidth
-                      icon={<AddIcon />}
-                      data-test="add-connection-button"
-                    >
-                      {formatMessage('app.addConnection')}
-                    </ConditionalIconButton>
+                    <SplitButton
+                      disabled={
+                        appConfig &&
+                        !appConfig?.canConnect &&
+                        !appConfig?.canCustomConnect
+                      }
+                      options={connectionOptions}
+                    />
                   }
                 />
               </Routes>