Add fetch more loader for email messages (#3618)

Add fetch more loader

Co-authored-by: Thomas Trompette <thomast@twenty.com>

packages/twenty-front/src/modules/activities/emails/mocks/mockedEmailThreads.ts

@@ -7,7 +7,7 @@ export type MockedThread = {
 export const mockedEmailThreads: MockedThread[] = [
   {
     __typename: 'TimelineThread',
-    id: '4e88ec1f-a386-4235-bd82-98f25f6d557e',
+    id: 'ec7e12b9-4063-410f-ae9a-30e32452b9c0',
     body: 'This is a test email' as Scalars['String'],
     numberOfMessagesInThread: 5 as Scalars['Float'],
     read: true as Scalars['Boolean'],
@@ -18,7 +18,7 @@ export const mockedEmailThreads: MockedThread[] = [
   },
   {
     __typename: 'TimelineThread',
-    id: '4e88ec1f-a386-4235-bd82-98f25f6d557e',
+    id: 'ec7e12b9-4063-410f-ae9a-30e32452b9c0',
     body: 'This is a second test email' as Scalars['String'],
     numberOfMessagesInThread: 5 as Scalars['Float'],
     read: true as Scalars['Boolean'],

packages/twenty-front/src/modules/activities/emails/right-drawer/components/RightDrawerEmailThread.tsx

@@ -4,6 +4,7 @@ import { useRecoilValue } from 'recoil';
 
 import { EmailThreadHeader } from '@/activities/emails/components/EmailThreadHeader';
 import { EmailThreadMessage } from '@/activities/emails/components/EmailThreadMessage';
+import { RightDrawerEmailThreadFetchMoreLoader } from '@/activities/emails/right-drawer/components/RightDrawerEmailThreadFetchMoreLoader';
 import { viewableEmailThreadState } from '@/activities/emails/state/viewableEmailThreadState';
 import { EmailThreadMessage as EmailThreadMessageType } from '@/activities/emails/types/EmailThreadMessage';
 import { CoreObjectNameSingular } from '@/object-metadata/types/CoreObjectNameSingular';
@@ -22,7 +23,11 @@ const StyledContainer = styled.div`
 export const RightDrawerEmailThread = () => {
   const viewableEmailThread = useRecoilValue(viewableEmailThreadState);
 
-  const { records: messages } = useFindManyRecords<EmailThreadMessageType>({
+  const {
+    records: messages,
+    loading,
+    fetchMoreRecords: fetchMoreMessages,
+  } = useFindManyRecords<EmailThreadMessageType>({
     depth: 3,
     filter: {
       messageThreadId: {
@@ -55,6 +60,10 @@ export const RightDrawerEmailThread = () => {
           sentAt={message.receivedAt}
         />
       ))}
+      <RightDrawerEmailThreadFetchMoreLoader
+        loading={loading}
+        fetchMoreMessages={fetchMoreMessages}
+      />
     </StyledContainer>
   );
 };

packages/twenty-front/src/modules/activities/emails/right-drawer/components/RightDrawerEmailThreadFetchMoreLoader.tsx

@@ -0,0 +1,26 @@
+import { useRecoilCallback } from 'recoil';
+
+import { FetchMoreLoader } from '@/ui/utilities/loading-state/components/FetchMoreLoader';
+
+type RightDrawerEmailThreadFetchMoreLoaderProps = {
+  loading: boolean;
+  fetchMoreMessages: () => void;
+};
+
+export const RightDrawerEmailThreadFetchMoreLoader = ({
+  loading,
+  fetchMoreMessages,
+}: RightDrawerEmailThreadFetchMoreLoaderProps) => {
+  const onLastRowVisible = useRecoilCallback(
+    () => async () => {
+      if (!loading) {
+        fetchMoreMessages();
+      }
+    },
+    [fetchMoreMessages, loading],
+  );
+
+  return (
+    <FetchMoreLoader loading={loading} onLastRowVisible={onLastRowVisible} />
+  );
+};

packages/twenty-front/src/modules/object-record/record-table/components/RecordTableBodyFetchMoreLoader.tsx

@@ -1,12 +1,9 @@
-import { useInView } from 'react-intersection-observer';
-import styled from '@emotion/styled';
 import { useRecoilCallback, useRecoilValue } from 'recoil';
 
 import { useObjectRecordTable } from '@/object-record/hooks/useObjectRecordTable';
-import { StyledRow } from '@/object-record/record-table/components/RecordTableRow';
 import { useRecordTable } from '@/object-record/record-table/hooks/useRecordTable';
 import { isFetchingMoreRecordsFamilyState } from '@/object-record/states/isFetchingMoreRecordsFamilyState';
-import { grayScale } from '@/ui/theme/constants/colors';
+import { FetchMoreLoader } from '@/ui/utilities/loading-state/components/FetchMoreLoader';
 
 type RecordTableBodyFetchMoreLoaderProps = {
   objectNamePlural: string;
@@ -29,30 +26,10 @@ export const RecordTableBodyFetchMoreLoader = ({
     [setRecordTableLastRowVisible],
   );
 
-  const { ref: tbodyRef } = useInView({
-    onChange: onLastRowVisible,
-  });
-
-  const StyledText = styled.div`
-    align-items: center;
-    box-shadow: none;
-    color: ${grayScale.gray40};
-    display: flex;
-    height: 32px;
-    margin-left: ${({ theme }) => theme.spacing(8)};
-    padding-left: ${({ theme }) => theme.spacing(2)};
-  `;
-
   return (
-    <tbody ref={tbodyRef}>
-      {isFetchingMoreObjects && (
-        <StyledRow selected={false}>
-          <td colSpan={7}>
-            <StyledText>Loading more...</StyledText>
-          </td>
-          <td colSpan={7} />
-        </StyledRow>
-      )}
-    </tbody>
+    <FetchMoreLoader
+      loading={isFetchingMoreObjects}
+      onLastRowVisible={onLastRowVisible}
+    />
   );
 };

packages/twenty-front/src/modules/ui/utilities/loading-state/components/FetchMoreLoader.tsx

@@ -0,0 +1,42 @@
+import { useInView } from 'react-intersection-observer';
+import styled from '@emotion/styled';
+
+import { StyledRow } from '@/object-record/record-table/components/RecordTableRow';
+import { grayScale } from '@/ui/theme/constants/colors';
+
+type FetchMoreLoaderProps = {
+  loading: boolean;
+  onLastRowVisible: (...args: any[]) => any;
+};
+
+const StyledText = styled.div`
+  align-items: center;
+  box-shadow: none;
+  color: ${grayScale.gray40};
+  display: flex;
+  height: 32px;
+  margin-left: ${({ theme }) => theme.spacing(8)};
+  padding-left: ${({ theme }) => theme.spacing(2)};
+`;
+
+export const FetchMoreLoader = ({
+  loading,
+  onLastRowVisible,
+}: FetchMoreLoaderProps) => {
+  const { ref: tbodyRef } = useInView({
+    onChange: onLastRowVisible,
+  });
+
+  return (
+    <tbody ref={tbodyRef}>
+      {loading && (
+        <StyledRow selected={false}>
+          <td colSpan={7}>
+            <StyledText>Loading more...</StyledText>
+          </td>
+          <td colSpan={7} />
+        </StyledRow>
+      )}
+    </tbody>
+  );
+};