feat: pulsing avatar for import (#2961)

frontend/src/component/project/Project/Import/FileDropZone.tsx

@@ -1,4 +1,4 @@
-import React, { FC, useCallback } from 'react';
+import React, { FC, useCallback, useEffect } from 'react';
 import { useDropzone } from 'react-dropzone';
 import { Box } from '@mui/material';
 
@@ -7,10 +7,11 @@ const formatJSON = (json: string) => JSON.stringify(JSON.parse(json), null, 4);
 interface IFileDropZoneProps {
     onSuccess: (message: string) => void;
     onError: (error: string) => void;
+    onDragStatusChange: (dragOn: boolean) => void;
 }
 
 const onFileDropped =
-    ({ onSuccess, onError }: IFileDropZoneProps) =>
+    ({ onSuccess, onError }: Omit<IFileDropZoneProps, 'onDragStatusChange'>) =>
     (e: ProgressEvent<FileReader>) => {
         const contents = e?.target?.result;
         if (typeof contents === 'string') {
@@ -30,6 +31,7 @@ export const FileDropZone: FC<IFileDropZoneProps> = ({
     onSuccess,
     onError,
     children,
+    onDragStatusChange,
     ...props
 }) => {
     const onDrop = useCallback(([file]) => {
@@ -37,13 +39,16 @@ export const FileDropZone: FC<IFileDropZoneProps> = ({
         reader.onload = onFileDropped({ onSuccess, onError });
         reader.readAsText(file);
     }, []);
-    const { getRootProps, getInputProps } = useDropzone({
+    const { getRootProps, getInputProps, isDragActive } = useDropzone({
         onDrop,
         accept: {
             'application/json': ['.json'],
         },
         maxFiles: 1,
     });
+    useEffect(() => {
+        onDragStatusChange(isDragActive);
+    }, [isDragActive]);
 
     return (
         <Box {...getRootProps()} {...props}>

frontend/src/component/project/Project/Import/ImportExplanation.tsx

@@ -0,0 +1,47 @@
+import React, { FC } from 'react';
+import { Box, styled, Typography } from '@mui/material';
+
+const ImportExplanationContainer = styled(Box)(({ theme }) => ({
+    backgroundColor: theme.palette.secondaryContainer,
+    borderRadius: theme.shape.borderRadiusLarge,
+    padding: theme.spacing(3),
+}));
+
+const ImportExplanationHeader = styled(Typography)(({ theme }) => ({
+    marginBottom: theme.spacing(0.5),
+}));
+
+const ImportExplanationDescription = styled(Typography)(({ theme }) => ({
+    marginBottom: theme.spacing(3),
+    color: theme.palette.text.secondary,
+    fontSize: theme.fontSizes.smallBody,
+}));
+
+export const ImportExplanation: FC = () => (
+    <ImportExplanationContainer>
+        <ImportExplanationHeader>
+            What is being imported?
+        </ImportExplanationHeader>
+        <ImportExplanationDescription>
+            Feature toggles will be imported with full configuration:
+            <ul>
+                <li>strategies</li>
+                <li>context fields</li>
+                <li>variants</li>
+                <li>tags</li>
+                <li>feature toggle status</li>
+            </ul>
+        </ImportExplanationDescription>
+        <ImportExplanationHeader>Exceptions?</ImportExplanationHeader>
+        <ImportExplanationDescription>
+            If the feature toggle already exists in the new instance, it will be
+            overwritten
+        </ImportExplanationDescription>
+        <ImportExplanationHeader>What is not imported?</ImportExplanationHeader>
+        <ImportExplanationDescription sx={{ marginBottom: 0 }}>
+            If we detect segments or custom strategies in your imported file, we
+            will stop the import. You need to create them first in the new
+            instance and run the import again
+        </ImportExplanationDescription>
+    </ImportExplanationContainer>
+);

frontend/src/component/project/Project/Import/ImportModal.tsx

@@ -6,7 +6,6 @@ import {
     TextField,
     Box,
     Typography,
-    Avatar,
 } from '@mui/material';
 import { SidebarModal } from 'component/common/SidebarModal/SidebarModal';
 import { ArrowUpward } from '@mui/icons-material';
@@ -16,11 +15,13 @@ import { StyledFileDropZone } from './StyledFileDropZone';
 import { ConditionallyRender } from '../../../common/ConditionallyRender/ConditionallyRender';
 import useToast from 'hooks/useToast';
 import { ImportOptions } from './ImportOptions';
+import { ImportExplanation } from './ImportExplanation';
+import { PulsingAvatar } from './PulsingAvatar';
 
 const LayoutContainer = styled('div')(({ theme }) => ({
     backgroundColor: '#fff',
-    height: '100vh',
-    padding: theme.spacing(4, 8, 4, 8),
+    minHeight: '100vh',
+    padding: theme.spacing(3, 8, 3, 8),
     display: 'flex',
     flexDirection: 'column',
     gap: theme.spacing(3),
@@ -42,7 +43,7 @@ const SelectFileMessage = styled(Typography)(({ theme }) => ({
 }));
 
 const MaxSizeMessage = styled(Typography)(({ theme }) => ({
-    marginTop: theme.spacing(9),
+    marginTop: theme.spacing(4),
     color: theme.palette.text.secondary,
 }));
 
@@ -50,7 +51,7 @@ const ActionsContainer = styled(Box)(({ theme }) => ({
     width: '100%',
     borderTop: `1px solid ${theme.palette.dividerAlternative}`,
     marginTop: 'auto',
-    paddingTop: theme.spacing(4),
+    paddingTop: theme.spacing(3),
     display: 'flex',
     justifyContent: 'flex-end',
 }));
@@ -70,6 +71,7 @@ export const ImportModal = ({ open, setOpen, project }: IImportModalProps) => {
     const [environment, setEnvironment] = useState('');
     const [importPayload, setImportPayload] = useState('');
     const [activeTab, setActiveTab] = useState<ImportMode>('file');
+    const [dragActive, setDragActive] = useState(false);
 
     const onSubmit = async () => {
         await createImport({
@@ -132,11 +134,16 @@ export const ImportModal = ({ open, setOpen, project }: IImportModalProps) => {
                                     title: error,
                                 });
                             }}
+                            onDragStatusChange={setDragActive}
                         >
-                            <Avatar sx={{ width: 80, height: 80 }}>
+                            <PulsingAvatar active={dragActive}>
                                 <ArrowUpward fontSize="large" />
-                            </Avatar>
-                            <DropMessage>Drop your file here</DropMessage>
+                            </PulsingAvatar>
+                            <DropMessage>
+                                {dragActive
+                                    ? 'Drop your file to upload'
+                                    : 'Drop your file here'}
+                            </DropMessage>
                             <SelectFileMessage>
                                 or select a file from your device
                             </SelectFileMessage>
@@ -155,11 +162,12 @@ export const ImportModal = ({ open, setOpen, project }: IImportModalProps) => {
                             }
                             value={importPayload}
                             multiline
-                            minRows={17}
-                            maxRows={17}
+                            minRows={13}
+                            maxRows={13}
                         />
                     }
                 />
+                <ImportExplanation />
                 <ActionsContainer>
                     <Button
                         sx={{ position: 'static' }}

frontend/src/component/project/Project/Import/PulsingAvatar.tsx

@@ -0,0 +1,21 @@
+import { alpha, Avatar, styled } from '@mui/material';
+
+export const PulsingAvatar = styled(Avatar, {
+    shouldForwardProp: prop => prop !== 'active',
+})<{ active: boolean }>(({ theme, active }) => ({
+    width: '80px',
+    height: '80px',
+    transition: 'background-color 0.5s ease',
+    backgroundColor: active
+        ? theme.palette.primary.main
+        : theme.palette.tertiary.main,
+    '@keyframes pulse': {
+        '0%': {
+            boxShadow: `0 0 0 0px ${alpha(theme.palette.primary.main, 0.7)}`,
+        },
+        '100%': {
+            boxShadow: `0 0 0 20px ${alpha(theme.palette.primary.main, 0.0)}`,
+        },
+    },
+    animation: active ? 'pulse 2s infinite' : '',
+}));

frontend/src/component/project/Project/Import/StyledFileDropZone.tsx

@@ -3,7 +3,7 @@ import { FileDropZone } from './FileDropZone';
 import React from 'react';
 
 export const StyledFileDropZone = styled(FileDropZone)(({ theme }) => ({
-    padding: theme.spacing(10, 2, 2, 2),
+    padding: theme.spacing(4, 2, 2, 2),
     border: `1px dashed ${theme.palette.secondary.border}`,
     borderRadius: theme.shape.borderRadiusLarge,
     display: 'flex',