From 062bbd57a36b69111039ea87790e47a660df4c34 Mon Sep 17 00:00:00 2001
From: Jeet Desai <52026385+jeet1desai@users.noreply.github.com>
Date: Mon, 22 Jan 2024 21:30:18 +0530
Subject: [PATCH] drag and drop on files tab (#3432)

* #3345 drag and drop on files tab

* #3432 resolved comments on drag and drop feature
---
 .../files/components/AttachmentList.tsx       |  71 ++++++++----
 .../files/components/Attachments.tsx          | 101 +++++++-----------
 .../activities/files/components/DropZone.tsx  |  96 +++++++++++++++++
 .../files/hooks/useUploadAttachmentFile.tsx   |  54 ++++++++++
 4 files changed, 239 insertions(+), 83 deletions(-)
 create mode 100644 packages/twenty-front/src/modules/activities/files/components/DropZone.tsx
 create mode 100644 packages/twenty-front/src/modules/activities/files/hooks/useUploadAttachmentFile.tsx

diff --git a/packages/twenty-front/src/modules/activities/files/components/AttachmentList.tsx b/packages/twenty-front/src/modules/activities/files/components/AttachmentList.tsx
index 3aa4a5dac..9e885f8b8 100644
--- a/packages/twenty-front/src/modules/activities/files/components/AttachmentList.tsx
+++ b/packages/twenty-front/src/modules/activities/files/components/AttachmentList.tsx
@@ -1,11 +1,15 @@
-import { ReactElement } from 'react';
+import { ReactElement, useState } from 'react';
 import styled from '@emotion/styled';
 
+import { DropZone } from '@/activities/files/components/DropZone';
+import { useUploadAttachmentFile } from '@/activities/files/hooks/useUploadAttachmentFile';
 import { Attachment } from '@/activities/files/types/Attachment';
+import { ActivityTargetableObject } from '@/activities/types/ActivityTargetableEntity';
 
 import { AttachmentRow } from './AttachmentRow';
 
 type AttachmentListProps = {
+  targetableObject: ActivityTargetableObject;
   title: string;
   attachments: Attachment[];
   button?: ReactElement | false;
@@ -17,7 +21,8 @@ const StyledContainer = styled.div`
   display: flex;
   flex-direction: column;
   justify-content: center;
-  padding: 8px 24px;
+  padding: ${({ theme }) => theme.spacing(2, 6, 6)};
+  height: 100%;
 `;
 
 const StyledTitleBar = styled.h3`
@@ -51,26 +56,50 @@ const StyledAttachmentContainer = styled.div`
   width: 100%;
 `;
 
+const StyledDropZoneContainer = styled.div`
+  height: 100%;
+  width: 100%;
+`;
+
 export const AttachmentList = ({
+  targetableObject,
   title,
   attachments,
   button,
-}: AttachmentListProps) => (
-  <>
-    {attachments && attachments.length > 0 && (
-      <StyledContainer>
-        <StyledTitleBar>
-          <StyledTitle>
-            {title} <StyledCount>{attachments.length}</StyledCount>
-          </StyledTitle>
-          {button}
-        </StyledTitleBar>
-        <StyledAttachmentContainer>
-          {attachments.map((attachment) => (
-            <AttachmentRow key={attachment.id} attachment={attachment} />
-          ))}
-        </StyledAttachmentContainer>
-      </StyledContainer>
-    )}
-  </>
-);
+}: AttachmentListProps) => {
+  const { uploadAttachmentFile } = useUploadAttachmentFile();
+  const [isDraggingFile, setIsDraggingFile] = useState(false);
+
+  const onUploadFile = async (file: File) => {
+    await uploadAttachmentFile(file, targetableObject);
+  };
+
+  return (
+    <>
+      {attachments && attachments.length > 0 && (
+        <StyledContainer>
+          <StyledTitleBar>
+            <StyledTitle>
+              {title} <StyledCount>{attachments.length}</StyledCount>
+            </StyledTitle>
+            {button}
+          </StyledTitleBar>
+          <StyledDropZoneContainer onDragEnter={() => setIsDraggingFile(true)}>
+            {isDraggingFile ? (
+              <DropZone
+                setIsDraggingFile={setIsDraggingFile}
+                onUploadFile={onUploadFile}
+              />
+            ) : (
+              <StyledAttachmentContainer>
+                {attachments.map((attachment) => (
+                  <AttachmentRow key={attachment.id} attachment={attachment} />
+                ))}
+              </StyledAttachmentContainer>
+            )}
+          </StyledDropZoneContainer>
+        </StyledContainer>
+      )}
+    </>
+  );
+};
diff --git a/packages/twenty-front/src/modules/activities/files/components/Attachments.tsx b/packages/twenty-front/src/modules/activities/files/components/Attachments.tsx
index 27225559c..7b80a3d6f 100644
--- a/packages/twenty-front/src/modules/activities/files/components/Attachments.tsx
+++ b/packages/twenty-front/src/modules/activities/files/components/Attachments.tsx
@@ -1,20 +1,14 @@
-import { ChangeEvent, useRef } from 'react';
+import { ChangeEvent, useRef, useState } from 'react';
 import styled from '@emotion/styled';
 import { isNonEmptyArray } from '@sniptt/guards';
-import { useRecoilValue } from 'recoil';
 
 import { AttachmentList } from '@/activities/files/components/AttachmentList';
+import { DropZone } from '@/activities/files/components/DropZone';
 import { useAttachments } from '@/activities/files/hooks/useAttachments';
-import { Attachment } from '@/activities/files/types/Attachment';
-import { getFileType } from '@/activities/files/utils/getFileType';
+import { useUploadAttachmentFile } from '@/activities/files/hooks/useUploadAttachmentFile';
 import { ActivityTargetableObject } from '@/activities/types/ActivityTargetableEntity';
-import { getActivityTargetObjectFieldIdName } from '@/activities/utils/getTargetObjectFilterFieldName';
-import { currentWorkspaceMemberState } from '@/auth/states/currentWorkspaceMemberState';
-import { CoreObjectNameSingular } from '@/object-metadata/types/CoreObjectNameSingular';
-import { useCreateOneRecord } from '@/object-record/hooks/useCreateOneRecord';
 import { IconPlus } from '@/ui/display/icon';
 import { Button } from '@/ui/input/button/components/Button';
-import { FileFolder, useUploadFileMutation } from '~/generated/graphql';
 
 const StyledTaskGroupEmptyContainer = styled.div`
   align-items: center;
@@ -24,10 +18,7 @@ const StyledTaskGroupEmptyContainer = styled.div`
   flex-direction: column;
   gap: ${({ theme }) => theme.spacing(2)};
   justify-content: center;
-  padding-bottom: ${({ theme }) => theme.spacing(16)};
-  padding-left: ${({ theme }) => theme.spacing(4)};
-  padding-right: ${({ theme }) => theme.spacing(4)};
-  padding-top: ${({ theme }) => theme.spacing(3)};
+  height: 100%;
 `;
 
 const StyledEmptyTaskGroupTitle = styled.div`
@@ -57,21 +48,21 @@ const StyledFileInput = styled.input`
   display: none;
 `;
 
+const StyledDropZoneContainer = styled.div`
+  height: 100%;
+  padding: ${({ theme }) => theme.spacing(6)};
+`;
+
 export const Attachments = ({
   targetableObject,
 }: {
   targetableObject: ActivityTargetableObject;
 }) => {
   const inputFileRef = useRef<HTMLInputElement>(null);
-  const currentWorkspaceMember = useRecoilValue(currentWorkspaceMemberState);
   const { attachments } = useAttachments(targetableObject);
+  const { uploadAttachmentFile } = useUploadAttachmentFile();
 
-  const [uploadFile] = useUploadFileMutation();
-
-  const { createOneRecord: createOneAttachment } =
-    useCreateOneRecord<Attachment>({
-      objectNameSingular: CoreObjectNameSingular.Attachment,
-    });
+  const [isDraggingFile, setIsDraggingFile] = useState(false);
 
   const handleFileChange = (e: ChangeEvent<HTMLInputElement>) => {
     if (e.target.files) onUploadFile?.(e.target.files[0]);
@@ -82,52 +73,37 @@ export const Attachments = ({
   };
 
   const onUploadFile = async (file: File) => {
-    const result = await uploadFile({
-      variables: {
-        file,
-        fileFolder: FileFolder.Attachment,
-      },
-    });
-
-    const attachmentUrl = result?.data?.uploadFile;
-
-    if (!attachmentUrl) {
-      return;
-    }
-
-    const targetableObjectFieldIdName = getActivityTargetObjectFieldIdName({
-      nameSingular: targetableObject.targetObjectNameSingular,
-    });
-
-    const attachmentToCreate = {
-      authorId: currentWorkspaceMember?.id,
-      name: file.name,
-      fullPath: attachmentUrl,
-      type: getFileType(file.name),
-      [targetableObjectFieldIdName]: targetableObject.id,
-    };
-
-    await createOneAttachment(attachmentToCreate);
+    await uploadAttachmentFile(file, targetableObject);
   };
 
   if (!isNonEmptyArray(attachments)) {
     return (
-      <StyledTaskGroupEmptyContainer>
-        <StyledFileInput
-          ref={inputFileRef}
-          onChange={handleFileChange}
-          type="file"
-        />
-
-        <StyledEmptyTaskGroupTitle>No files yet</StyledEmptyTaskGroupTitle>
-        <StyledEmptyTaskGroupSubTitle>Upload one:</StyledEmptyTaskGroupSubTitle>
-        <Button
-          Icon={IconPlus}
-          title="Add file"
-          variant="secondary"
-          onClick={handleUploadFileClick}
-        />
-      </StyledTaskGroupEmptyContainer>
+      <StyledDropZoneContainer onDragEnter={() => setIsDraggingFile(true)}>
+        {isDraggingFile ? (
+          <DropZone
+            setIsDraggingFile={setIsDraggingFile}
+            onUploadFile={onUploadFile}
+          />
+        ) : (
+          <StyledTaskGroupEmptyContainer>
+            <StyledFileInput
+              ref={inputFileRef}
+              onChange={handleFileChange}
+              type="file"
+            />
+            <StyledEmptyTaskGroupTitle>No files yet</StyledEmptyTaskGroupTitle>
+            <StyledEmptyTaskGroupSubTitle>
+              Upload one:
+            </StyledEmptyTaskGroupSubTitle>
+            <Button
+              Icon={IconPlus}
+              title="Add file"
+              variant="secondary"
+              onClick={handleUploadFileClick}
+            />
+          </StyledTaskGroupEmptyContainer>
+        )}
+      </StyledDropZoneContainer>
     );
   }
 
@@ -139,6 +115,7 @@ export const Attachments = ({
         type="file"
       />
       <AttachmentList
+        targetableObject={targetableObject}
         title="All"
         attachments={attachments ?? []}
         button={
diff --git a/packages/twenty-front/src/modules/activities/files/components/DropZone.tsx b/packages/twenty-front/src/modules/activities/files/components/DropZone.tsx
new file mode 100644
index 000000000..e1068d489
--- /dev/null
+++ b/packages/twenty-front/src/modules/activities/files/components/DropZone.tsx
@@ -0,0 +1,96 @@
+import { useDropzone } from 'react-dropzone';
+import { useTheme } from '@emotion/react';
+import styled from '@emotion/styled';
+
+import { useSpreadsheetImportInternal } from '@/spreadsheet-import/hooks/useSpreadsheetImportInternal';
+import { IconUpload } from '@/ui/display/icon';
+
+const StyledContainer = styled.div`
+  align-items: center;
+  background: ${({ theme }) => theme.background.secondary};
+  border: ${({ theme }) => `2px dashed ${theme.border.color.strong}`};
+  border-radius: ${({ theme }) => theme.border.radius.md};
+  display: flex;
+  flex-direction: column;
+  height: 100%;
+  justify-content: center;
+  border-radius: ${({ theme }) => theme.border.radius.sm};
+  text-align: center;
+`;
+
+const StyledUploadDragTitle = styled.div`
+  color: ${({ theme }) => theme.font.color.primary};
+  font-size: ${({ theme }) => theme.font.size.lg};
+  font-weight: ${({ theme }) => theme.font.weight.medium};
+  line-height: ${({ theme }) => theme.text.lineHeight.md};
+  margin-bottom: 8px;
+`;
+
+const StyledUploadDragSubTitle = styled.div`
+  color: ${({ theme }) => theme.font.color.tertiary};
+  font-size: ${({ theme }) => theme.font.size.md};
+  font-weight: ${({ theme }) => theme.font.weight.regular};
+  line-height: ${({ theme }) => theme.text.lineHeight.md};
+`;
+
+const StyledUploadIcon = styled(IconUpload)`
+  color: ${({ theme }) => theme.font.color.tertiary};
+  margin-bottom: ${({ theme }) => theme.spacing(3)};
+`;
+
+type DropZoneProps = {
+  setIsDraggingFile: (drag: boolean) => void;
+  onUploadFile: (file: File) => void;
+};
+
+export const DropZone = ({
+  setIsDraggingFile,
+  onUploadFile,
+}: DropZoneProps) => {
+  const theme = useTheme();
+  const { maxFileSize } = useSpreadsheetImportInternal();
+
+  const { getRootProps, getInputProps, isDragActive } = useDropzone({
+    noClick: true,
+    noKeyboard: true,
+    maxFiles: 1,
+    maxSize: maxFileSize,
+    onDragEnter: () => {
+      setIsDraggingFile(true);
+    },
+    onDragLeave: () => {
+      setIsDraggingFile(false);
+    },
+    onDrop: () => {
+      setIsDraggingFile(false);
+    },
+    onDropAccepted: async ([file]) => {
+      onUploadFile(file);
+      setIsDraggingFile(false);
+    },
+  });
+
+  return (
+    <StyledContainer
+      // eslint-disable-next-line react/jsx-props-no-spreading
+      {...getRootProps()}
+    >
+      {isDragActive && (
+        <>
+          <input
+            // eslint-disable-next-line react/jsx-props-no-spreading
+            {...getInputProps()}
+          />
+          <StyledUploadIcon
+            stroke={theme.icon.stroke.sm}
+            size={theme.icon.size.lg}
+          />
+          <StyledUploadDragTitle>Upload a file</StyledUploadDragTitle>
+          <StyledUploadDragSubTitle>
+            Drag and Drop Here
+          </StyledUploadDragSubTitle>
+        </>
+      )}
+    </StyledContainer>
+  );
+};
diff --git a/packages/twenty-front/src/modules/activities/files/hooks/useUploadAttachmentFile.tsx b/packages/twenty-front/src/modules/activities/files/hooks/useUploadAttachmentFile.tsx
new file mode 100644
index 000000000..7fbdd8fb8
--- /dev/null
+++ b/packages/twenty-front/src/modules/activities/files/hooks/useUploadAttachmentFile.tsx
@@ -0,0 +1,54 @@
+import { useRecoilValue } from 'recoil';
+
+import { getFileType } from '@/activities/files/utils/getFileType';
+import { ActivityTargetableObject } from '@/activities/types/ActivityTargetableEntity';
+import { getActivityTargetObjectFieldIdName } from '@/activities/utils/getTargetObjectFilterFieldName';
+import { Attachment } from '@/attachments/types/Attachment';
+import { currentWorkspaceMemberState } from '@/auth/states/currentWorkspaceMemberState';
+import { CoreObjectNameSingular } from '@/object-metadata/types/CoreObjectNameSingular';
+import { useCreateOneRecord } from '@/object-record/hooks/useCreateOneRecord';
+import { FileFolder, useUploadFileMutation } from '~/generated/graphql';
+
+export const useUploadAttachmentFile = () => {
+  const currentWorkspaceMember = useRecoilValue(currentWorkspaceMemberState);
+  const [uploadFile] = useUploadFileMutation();
+
+  const { createOneRecord: createOneAttachment } =
+    useCreateOneRecord<Attachment>({
+      objectNameSingular: CoreObjectNameSingular.Attachment,
+    });
+
+  const uploadAttachmentFile = async (
+    file: File,
+    targetableObject: ActivityTargetableObject,
+  ) => {
+    const result = await uploadFile({
+      variables: {
+        file,
+        fileFolder: FileFolder.Attachment,
+      },
+    });
+
+    const attachmentUrl = result?.data?.uploadFile;
+
+    if (!attachmentUrl) {
+      return;
+    }
+
+    const targetableObjectFieldIdName = getActivityTargetObjectFieldIdName({
+      nameSingular: targetableObject.targetObjectNameSingular,
+    });
+
+    const attachmentToCreate = {
+      authorId: currentWorkspaceMember?.id,
+      name: file.name,
+      fullPath: attachmentUrl,
+      type: getFileType(file.name),
+      [targetableObjectFieldIdName]: targetableObject.id,
+    };
+
+    await createOneAttachment(attachmentToCreate);
+  };
+
+  return { uploadAttachmentFile };
+};