add preview functionality for /article route

package.json

@@ -28,6 +28,7 @@
     "react-dropzone": "^14.3.8",
     "react-hook-form": "^7.30.0",
     "react-i18next": "^15.4.1",
+    "react-markdown": "^10.1.0",
     "react-router": "^7.0.2",
     "react-simplemde-editor": "^5.2.0"
   },

src/pages/article/create.tsx

@@ -1,8 +1,9 @@
-import {Box, TextField} from '@mui/material'
+import {Box, TextField, Typography, Paper} from '@mui/material'
 import {Create} from '@refinedev/mui'
 import {useForm} from '@refinedev/react-hook-form'
 import {Controller} from 'react-hook-form'
-import React from 'react'
+import React, {useState, useEffect} from 'react'
+import ReactMarkdown from 'react-markdown'
 
 import {MarkdownEditor} from '../../components/MarkdownEditor'
 import 'easymde/dist/easymde.min.css'
@@ -15,6 +16,7 @@ export const ArticleCreate = () => {
     refineCore: {formLoading},
     register,
     control,
+    watch,
     formState: {errors},
   } = useForm({
     refineCoreProps: {
@@ -22,6 +24,21 @@ export const ArticleCreate = () => {
     },
   })
 
+  const [preview, setPreview] = useState('')
+  const [headingPreview, setHeadingPreview] = useState('')
+
+  // Следим за изменениями в полях body и heading
+  const bodyContent = watch('body')
+  const headingContent = watch('heading')
+
+  useEffect(() => {
+    setPreview(bodyContent || '')
+  }, [bodyContent])
+
+  useEffect(() => {
+    setHeadingPreview(headingContent || '')
+  }, [headingContent])
+
   const simpleMDEOptions = React.useMemo(
     () => ({
       placeholder: 'Введите контент в формате Markdown...',
@@ -32,35 +49,99 @@ export const ArticleCreate = () => {
 
   return (
     <Create isLoading={formLoading} saveButtonProps={saveButtonProps}>
-      <Box component="form" sx={{display: 'flex', flexDirection: 'column'}} autoComplete="off">
+      <Box sx={{display: 'flex', gap: 2}}>
-        <TextField
+        {/* Форма создания */}
-          {...register('heading', {
+        <Box component="form" sx={{flex: 1, display: 'flex', flexDirection: 'column'}} autoComplete="off">
-            required: 'Это поле является обязательным',
+          <TextField
-          })}
+            {...register('heading', {
-          error={!!(errors as any)?.heading}
+              required: 'Это поле является обязательным',
-          helperText={(errors as any)?.heading?.message}
+            })}
-          margin="normal"
+            error={!!(errors as any)?.heading}
-          fullWidth
+            helperText={(errors as any)?.heading?.message}
-          InputLabelProps={{shrink: true}}
+            margin="normal"
-          type="text"
+            fullWidth
-          label={'Заголовок *'}
+            InputLabelProps={{shrink: true}}
-          name="heading"
+            type="text"
-        />
+            label="Заголовок *"
+            name="heading"
+          />
 
-        <Controller
+          <Controller control={control} name="body" rules={{required: 'Это поле является обязательным'}} defaultValue="" render={({field: {onChange, value}}) => <MemoizedSimpleMDE value={value} onChange={onChange} options={simpleMDEOptions} className="my-markdown-editor" />} />
-          control={control}
+        </Box>
-          name="body"
+
-          rules={{required: 'Это поле является обязательным'}}
+        {/* Блок предпросмотра */}
-          defaultValue=""
+        <Paper
-          render={({field: {onChange, value}}) => (
+          sx={{
-            <MemoizedSimpleMDE
+            flex: 1,
-              value={value} // markdown
+            p: 2,
-              onChange={onChange}
+            maxHeight: 'calc(100vh - 200px)',
-              options={simpleMDEOptions}
+            overflowY: 'auto',
-              className="my-markdown-editor"
+            position: 'sticky',
-            />
+            top: 16,
-          )}
+            borderRadius: 2,
-        />
+            border: '1px solid',
+            borderColor: 'primary.main',
+            bgcolor: (theme) => (theme.palette.mode === 'dark' ? 'background.paper' : '#fff'),
+          }}
+        >
+          <Typography variant="h6" gutterBottom color="primary">
+            Предпросмотр
+          </Typography>
+
+          {/* Заголовок статьи */}
+          <Typography
+            variant="h4"
+            gutterBottom
+            sx={{
+              color: (theme) => (theme.palette.mode === 'dark' ? 'grey.300' : 'grey.800'),
+              mb: 3,
+            }}
+          >
+            {headingPreview}
+          </Typography>
+
+          {/* Markdown контент */}
+          <Box
+            sx={{
+              '& img': {
+                maxWidth: '100%',
+                height: 'auto',
+                borderRadius: 1,
+              },
+              '& h1, & h2, & h3, & h4, & h5, & h6': {
+                color: 'primary.main',
+                mt: 2,
+                mb: 1,
+              },
+              '& p': {
+                mb: 2,
+                color: (theme) => (theme.palette.mode === 'dark' ? 'grey.300' : 'grey.800'),
+              },
+              '& a': {
+                color: 'primary.main',
+                textDecoration: 'none',
+                '&:hover': {
+                  textDecoration: 'underline',
+                },
+              },
+              '& blockquote': {
+                borderLeft: '4px solid',
+                borderColor: 'primary.main',
+                pl: 2,
+                my: 2,
+                color: 'text.secondary',
+              },
+              '& code': {
+                bgcolor: (theme) => (theme.palette.mode === 'dark' ? 'grey.900' : 'grey.100'),
+                p: 0.5,
+                borderRadius: 0.5,
+                color: 'primary.main',
+              },
+            }}
+          >
+            <ReactMarkdown>{preview}</ReactMarkdown>
+          </Box>
+        </Paper>
       </Box>
     </Create>
   )

src/pages/article/edit.tsx

@@ -1,13 +1,16 @@
-import {Box, TextField} from '@mui/material'
+import {Box, TextField, Typography, Paper} from '@mui/material'
 import {Edit} from '@refinedev/mui'
 import {useForm} from '@refinedev/react-hook-form'
 import {Controller} from 'react-hook-form'
 import {useParams} from 'react-router'
-import React from 'react'
+import React, {useState, useEffect} from 'react'
+import ReactMarkdown from 'react-markdown'
+import {useList} from '@refinedev/core'
 
 import {MarkdownEditor} from '../../components/MarkdownEditor'
 import {LinkedItems} from '../../components/LinkedItems'
 import {MediaItem, mediaFields} from './types'
+import {TOKEN_KEY} from '../../authProvider'
 import 'easymde/dist/easymde.min.css'
 
 const MemoizedSimpleMDE = React.memo(MarkdownEditor)
@@ -17,10 +20,33 @@ export const ArticleEdit = () => {
     saveButtonProps,
     register,
     control,
+    watch,
     formState: {errors},
   } = useForm()
 
   const {id: articleId} = useParams<{id: string}>()
+  const [preview, setPreview] = useState('')
+  const [headingPreview, setHeadingPreview] = useState('')
+
+  // Получаем привязанные медиа
+  const {data: mediaData} = useList<MediaItem>({
+    resource: `article/${articleId}/media`,
+    queryOptions: {
+      enabled: !!articleId,
+    },
+  })
+
+  // Следим за изменениями в полях body и heading
+  const bodyContent = watch('body')
+  const headingContent = watch('heading')
+
+  useEffect(() => {
+    setPreview(bodyContent || '')
+  }, [bodyContent])
+
+  useEffect(() => {
+    setHeadingPreview(headingContent || '')
+  }, [headingContent])
 
   const simpleMDEOptions = React.useMemo(
     () => ({
@@ -32,37 +58,155 @@ export const ArticleEdit = () => {
 
   return (
     <Edit saveButtonProps={saveButtonProps}>
-      <Box component="form" sx={{display: 'flex', flexDirection: 'column'}} autoComplete="off">
+      <Box sx={{display: 'flex', gap: 2}}>
-        <TextField
+        {/* Форма редактирования */}
-          {...register('heading', {
+        <Box component="form" sx={{flex: 1, display: 'flex', flexDirection: 'column'}} autoComplete="off">
-            required: 'Это поле является обязательным',
+          <TextField
-          })}
+            {...register('heading', {
-          error={!!(errors as any)?.heading}
+              required: 'Это поле является обязательным',
-          helperText={(errors as any)?.heading?.message}
+            })}
-          margin="normal"
+            error={!!(errors as any)?.heading}
-          fullWidth
+            helperText={(errors as any)?.heading?.message}
-          InputLabelProps={{shrink: true}}
+            margin="normal"
-          type="text"
+            fullWidth
-          label="Заголовок *"
+            InputLabelProps={{shrink: true}}
-          name="heading"
+            type="text"
-        />
+            label="Заголовок *"
+            name="heading"
+          />
 
-        <Controller
+          <Controller
-          control={control}
+            control={control}
-          name="body"
+            name="body"
-          rules={{required: 'Это поле является обязательным'}}
+            rules={{required: 'Это поле является обязательным'}}
-          defaultValue=""
+            defaultValue=""
-          render={({field: {onChange, value}}) => (
+            render={({field: {onChange, value}}) => (
-            <MemoizedSimpleMDE
+              <MemoizedSimpleMDE
-              value={value} // markdown
+                value={value} // markdown
-              onChange={onChange}
+                onChange={onChange}
-              options={simpleMDEOptions}
+                options={simpleMDEOptions}
-              className="my-markdown-editor"
+                className="my-markdown-editor"
-            />
+              />
+            )}
+          />
+
+          {articleId && <LinkedItems<MediaItem> type="edit" parentId={articleId} parentResource="article" childResource="media" fields={mediaFields} title="медиа" />}
+        </Box>
+
+        {/* Блок предпросмотра */}
+        <Paper
+          sx={{
+            flex: 1,
+            p: 2,
+            maxHeight: 'calc(100vh - 200px)',
+            overflowY: 'auto',
+            position: 'sticky',
+            top: 16,
+            borderRadius: 2,
+            border: '1px solid',
+            borderColor: 'primary.main',
+            bgcolor: (theme) => (theme.palette.mode === 'dark' ? 'background.paper' : '#fff'),
+          }}
+        >
+          <Typography variant="h6" gutterBottom color="primary">
+            Предпросмотр
+          </Typography>
+
+          {/* Заголовок статьи */}
+          <Typography
+            variant="h4"
+            gutterBottom
+            sx={{
+              color: (theme) => (theme.palette.mode === 'dark' ? 'grey.300' : 'grey.800'),
+              mb: 3,
+            }}
+          >
+            {headingPreview}
+          </Typography>
+
+          {/* Markdown контент */}
+          <Box
+            sx={{
+              '& img': {
+                maxWidth: '100%',
+                height: 'auto',
+                borderRadius: 1,
+              },
+              '& h1, & h2, & h3, & h4, & h5, & h6': {
+                color: 'primary.main',
+                mt: 2,
+                mb: 1,
+              },
+              '& p': {
+                mb: 2,
+                color: (theme) => (theme.palette.mode === 'dark' ? 'grey.300' : 'grey.800'),
+              },
+              '& a': {
+                color: 'primary.main',
+                textDecoration: 'none',
+                '&:hover': {
+                  textDecoration: 'underline',
+                },
+              },
+              '& blockquote': {
+                borderLeft: '4px solid',
+                borderColor: 'primary.main',
+                pl: 2,
+                my: 2,
+                color: 'text.secondary',
+              },
+              '& code': {
+                bgcolor: (theme) => (theme.palette.mode === 'dark' ? 'grey.900' : 'grey.100'),
+                p: 0.5,
+                borderRadius: 0.5,
+                color: 'primary.main',
+              },
+            }}
+          >
+            <ReactMarkdown>{preview}</ReactMarkdown>
+          </Box>
+
+          {/* Привязанные медиа */}
+          {mediaData?.data && mediaData.data.length > 0 && (
+            <Box sx={{mb: 3}}>
+              <Typography variant="subtitle1" gutterBottom color="primary">
+                Привязанные медиа:
+              </Typography>
+              <Box
+                sx={{
+                  display: 'flex',
+                  gap: 1,
+                  flexWrap: 'wrap',
+                  mb: 2,
+                }}
+              >
+                {mediaData.data.map((media) => (
+                  <Box
+                    key={media.id}
+                    sx={{
+                      width: 120,
+                      height: 120,
+                      borderRadius: 1,
+                      overflow: 'hidden',
+                      border: '1px solid',
+                      borderColor: 'primary.main',
+                    }}
+                  >
+                    <img
+                      src={`https://wn.krbl.ru/media/${media.id}/download?token=${localStorage.getItem(TOKEN_KEY)}`}
+                      alt={media.media_name}
+                      style={{
+                        width: '100%',
+                        height: '100%',
+                        objectFit: 'cover',
+                      }}
+                    />
+                  </Box>
+                ))}
+              </Box>
+            </Box>
           )}
-        />
+        </Paper>
-
-        {articleId && <LinkedItems<MediaItem> type="edit" parentId={articleId} parentResource="article" childResource="media" fields={mediaFields} title="медиа" />}
       </Box>
     </Edit>
   )