From faac402aa6fb68afffaff1f91281404d120b38b0 Mon Sep 17 00:00:00 2001
From: maxim <bozzhik@ya.ru>
Date: Wed, 19 Mar 2025 18:05:29 +0300
Subject: [PATCH] integrate `LinkedItems` into `/sight` pages

---
 src/components/LinkedItems.tsx |  56 +++++++++--
 src/pages/sight/edit.tsx       |   5 +
 src/pages/sight/show.tsx       | 167 +--------------------------------
 src/pages/sight/types.ts       |  17 ++++
 4 files changed, 72 insertions(+), 173 deletions(-)
 create mode 100644 src/pages/sight/types.ts

diff --git a/src/components/LinkedItems.tsx b/src/components/LinkedItems.tsx
index 8d0b5c3..001374d 100644
--- a/src/components/LinkedItems.tsx
+++ b/src/components/LinkedItems.tsx
@@ -1,5 +1,5 @@
 import {useState, useEffect} from 'react'
-import {Stack, Typography, Button, MenuItem, Select, FormControl, InputLabel, Grid, Box, Accordion, AccordionSummary, AccordionDetails, useTheme} from '@mui/material'
+import {Stack, Typography, Button, MenuItem, Select, FormControl, InputLabel, Grid, Box, Accordion, AccordionSummary, AccordionDetails, useTheme, TextField} from '@mui/material'
 import ExpandMoreIcon from '@mui/icons-material/ExpandMore'
 import axios from 'axios'
 import {BACKEND_URL} from '../lib/constants'
@@ -22,6 +22,7 @@ export const LinkedItems = <T extends {id: number; [key: string]: any}>({parentI
   const [items, setItems] = useState<T[]>([])
   const [linkedItems, setLinkedItems] = useState<T[]>([])
   const [selectedItemId, setSelectedItemId] = useState<number | ''>('')
+  const [pageNum, setPageNum] = useState<number>(1)
   const [isLoading, setIsLoading] = useState<boolean>(true)
   const theme = useTheme()
 
@@ -55,18 +56,35 @@ export const LinkedItems = <T extends {id: number; [key: string]: any}>({parentI
     }
   }, [childResource, type])
 
+  useEffect(() => {
+    if (childResource === 'article' && parentResource === 'sight') {
+      setPageNum(linkedItems.length + 1)
+    }
+  }, [linkedItems, childResource, parentResource])
+
   const availableItems = items.filter((item) => !linkedItems.some((linked) => linked.id === item.id))
 
   const linkItem = () => {
     if (selectedItemId) {
+      const requestData =
+        childResource === 'article'
+          ? {
+              [`${childResource}_id`]: selectedItemId,
+              page_num: pageNum,
+            }
+          : {
+              [`${childResource}_id`]: selectedItemId,
+            }
+
       axios
-        .post(`${BACKEND_URL}/${parentResource}/${parentId}/${childResource}`, {
-          [`${childResource}_id`]: selectedItemId,
-        })
+        .post(`${BACKEND_URL}/${parentResource}/${parentId}/${childResource}`, requestData)
         .then(() => {
           axios.get(`${BACKEND_URL}/${parentResource}/${parentId}/${childResource}`).then((response) => {
             setLinkedItems(response?.data || [])
             setSelectedItemId('')
+            if (childResource === 'article') {
+              setPageNum(pageNum + 1)
+            }
           })
         })
         .catch((error) => {
@@ -98,7 +116,7 @@ export const LinkedItems = <T extends {id: number; [key: string]: any}>({parentI
         }}
       >
         <Typography variant="subtitle1" fontWeight="bold">
-          {type === 'show' ? `Привязанные ${title}` : title}
+          Привязанные {title}
         </Typography>
       </AccordionSummary>
 
@@ -138,11 +156,11 @@ export const LinkedItems = <T extends {id: number; [key: string]: any}>({parentI
           </Grid>
 
           {type === 'edit' && (
-            <>
+            <Stack gap={2}>
+              <Typography variant="subtitle1">Добавить {title}</Typography>
               <FormControl fullWidth>
-                <InputLabel>{title}</InputLabel>
-
-                <Select value={selectedItemId} onChange={(e) => setSelectedItemId(Number(e.target.value))} label={title} fullWidth>
+                <InputLabel>Выберите {title}</InputLabel>
+                <Select value={selectedItemId} onChange={(e) => setSelectedItemId(Number(e.target.value))} label={`Выберите ${title}`} fullWidth>
                   {availableItems.map((item) => (
                     <MenuItem key={item.id} value={item.id}>
                       {item[fields[0].data]}
@@ -151,10 +169,28 @@ export const LinkedItems = <T extends {id: number; [key: string]: any}>({parentI
                 </Select>
               </FormControl>
 
+              {childResource === 'article' && (
+                <FormControl fullWidth>
+                  <TextField
+                    type="number"
+                    label="Номер страницы"
+                    name="page_num"
+                    value={pageNum}
+                    onChange={(e) => {
+                      const newValue = Number(e.target.value)
+                      const minValue = linkedItems.length + 1 // page number on articles lenght
+                      setPageNum(newValue < minValue ? minValue : newValue)
+                    }}
+                    fullWidth
+                    InputLabelProps={{shrink: true}}
+                  />
+                </FormControl>
+              )}
+
               <Button variant="contained" onClick={linkItem} disabled={!selectedItemId}>
                 Добавить
               </Button>
-            </>
+            </Stack>
           )}
         </Stack>
       </AccordionDetails>
diff --git a/src/pages/sight/edit.tsx b/src/pages/sight/edit.tsx
index c2a21c4..fd8405b 100644
--- a/src/pages/sight/edit.tsx
+++ b/src/pages/sight/edit.tsx
@@ -2,6 +2,9 @@ import {Autocomplete, Box, TextField} from '@mui/material'
 import {Edit, useAutocomplete} from '@refinedev/mui'
 import {useForm} from '@refinedev/react-hook-form'
 import {Controller} from 'react-hook-form'
+import {useParams} from 'react-router'
+import {LinkedItems} from '../../components/LinkedItems'
+import {ArticleItem, articleFields} from './types'
 
 export const SightEdit = () => {
   const {
@@ -11,6 +14,7 @@ export const SightEdit = () => {
     formState: {errors},
   } = useForm({})
 
+  const {id: sightId} = useParams<{id: string}>()
   const {autocompleteProps: cityAutocompleteProps} = useAutocomplete({
     resource: 'city',
   })
@@ -83,6 +87,7 @@ export const SightEdit = () => {
           )}
         />
       </Box>
+      {sightId && <LinkedItems<ArticleItem> type="edit" parentId={sightId} parentResource="sight" childResource="article" fields={articleFields} title="статьи" />}
     </Edit>
   )
 }
diff --git a/src/pages/sight/show.tsx b/src/pages/sight/show.tsx
index 4867ff8..6ff6953 100644
--- a/src/pages/sight/show.tsx
+++ b/src/pages/sight/show.tsx
@@ -1,101 +1,14 @@
-import {Stack, Typography, Box, Grid2 as Grid, Button, MenuItem, Select, FormControl, InputLabel, TextField} from '@mui/material'
+import {Stack, Typography} from '@mui/material'
 import {useShow} from '@refinedev/core'
 import {Show, TextFieldComponent} from '@refinedev/mui'
-
-import {useEffect, useState} from 'react'
-import axios from 'axios'
-
-import {BACKEND_URL} from '../../lib/constants'
-
-type ArticleItem = {
-  id: number
-  heading: string
-  body: string
-}
+import {LinkedItems} from '../../components/LinkedItems'
+import {ArticleItem, articleFields} from './types'
 
 export const SightShow = () => {
   const {query} = useShow({})
   const {data, isLoading} = query
   const record = data?.data
 
-  const [articles, setArticles] = useState<ArticleItem[]>([])
-  const [linkedArticles, setLinkedArticles] = useState<ArticleItem[]>([])
-  const [selectedArticleId, setSelectedArticleId] = useState<number | ''>('')
-  const [pageNum, setPageNum] = useState<number>(1)
-  const [articlesLoading, setArticlesLoading] = useState<boolean>(true)
-
-  useEffect(() => {
-    if (record?.id) {
-      axios
-        .get(`${BACKEND_URL}/sight/${record.id}/article`)
-        .then((response) => {
-          setLinkedArticles(response?.data || [])
-        })
-        .catch(() => {
-          setLinkedArticles([])
-        })
-    }
-  }, [record?.id])
-
-  useEffect(() => {
-    axios
-      .get(`${BACKEND_URL}/article/`) // without "/" throws CORS error
-      .then((response) => {
-        setArticles(response?.data || [])
-        setArticlesLoading(false)
-      })
-      .catch(() => {
-        setArticles([])
-        setArticlesLoading(false)
-      })
-  }, [])
-
-  const availableArticles = articles.filter((article) => !linkedArticles.some((linked) => linked.id === article.id))
-
-  const linkArticle = () => {
-    if (selectedArticleId) {
-      const requestData = {
-        article_id: selectedArticleId,
-        page_num: pageNum,
-      }
-
-      axios
-        .post(`${BACKEND_URL}/sight/${record?.id}/article`, requestData, {
-          headers: {
-            accept: 'application/json',
-            'Content-Type': 'application/json',
-          },
-        })
-        .then(() => {
-          axios
-            .get(`${BACKEND_URL}/sight/${record?.id}/article`)
-            .then((response) => {
-              setLinkedArticles(response?.data || [])
-              setPageNum(pageNum + 1)
-            })
-            .catch(() => {
-              setLinkedArticles([])
-            })
-        })
-        .catch((error) => {
-          console.error('Error linking article:', error)
-        })
-    }
-  }
-
-  const deleteArticle = (articleId: number) => {
-    axios
-      .delete(`${BACKEND_URL}/sight/${record?.id}/article`, {
-        data: {article_id: articleId},
-      })
-      .then(() => {
-        setLinkedArticles((prev) => prev.filter((item) => item.id !== articleId))
-      })
-      .catch((error) => {
-        console.error('Error unlinking article:', error)
-      })
-  }
-
   const fields = [
     // {label: 'ID', data: 'id'},
     {label: 'Название', data: 'name'},
@@ -117,79 +30,7 @@ export const SightShow = () => {
           </Stack>
         ))}
 
-        <Stack gap={2}>
-          <Typography variant="body1" fontWeight="bold">
-            Привязанные статьи
-          </Typography>
-
-          <Grid container gap={2}>
-            {articlesLoading ? (
-              <Typography>Загрузка статей...</Typography>
-            ) : linkedArticles.length > 0 ? (
-              linkedArticles.map((article) => (
-                <Box
-                  key={article.id}
-                  sx={{
-                    marginBottom: '2px',
-                    width: '100%',
-                    padding: '14px',
-                    borderRadius: 2,
-                    border: (theme) => `2px solid ${theme.palette.divider}`,
-                  }}
-                >
-                  <Stack gap={1}>
-                    <Typography variant="h5">
-                      <strong>{article.heading}</strong>
-                    </Typography>
-
-                    <Typography
-                      className="limited-text"
-                      sx={{
-                        whiteSpace: 'pre-wrap',
-                        lineClamp: 3,
-                      }}
-                    >
-                      {article.body}
-                    </Typography>
-
-                    <Button variant="outlined" color="error" onClick={() => deleteArticle(article.id)} sx={{mt: 1.5}}>
-                      Отвязать статью
-                    </Button>
-                  </Stack>
-                </Box>
-              ))
-            ) : (
-              <Typography>Статьи не найдены</Typography>
-            )}
-          </Grid>
-
-          <Stack gap={2}>
-            <Typography variant="body1" fontWeight="bold">
-              Привязать статью
-            </Typography>
-
-            <Stack gap={2.5}>
-              <FormControl fullWidth>
-                <InputLabel>Статья</InputLabel>
-                <Select value={selectedArticleId} onChange={(e) => setSelectedArticleId(Number(e.target.value))} label="Статья" fullWidth>
-                  {availableArticles.map((article) => (
-                    <MenuItem key={article.id} value={article.id}>
-                      {article.heading}
-                    </MenuItem>
-                  ))}
-                </Select>
-              </FormControl>
-
-              <FormControl fullWidth>
-                <TextField type="number" label="Номер страницы" name="page_num" value={pageNum} onChange={(e) => setPageNum(Number(e.target.value))} fullWidth InputLabelProps={{shrink: true}} />
-              </FormControl>
-
-              <Button variant="contained" onClick={linkArticle} disabled={!selectedArticleId}>
-                Привязать
-              </Button>
-            </Stack>
-          </Stack>
-        </Stack>
+        {record?.id && <LinkedItems<ArticleItem> type="show" parentId={record.id} parentResource="sight" childResource="article" fields={articleFields} title="статьи" />}
       </Stack>
     </Show>
   )
diff --git a/src/pages/sight/types.ts b/src/pages/sight/types.ts
new file mode 100644
index 0000000..51ed3f1
--- /dev/null
+++ b/src/pages/sight/types.ts
@@ -0,0 +1,17 @@
+export type ArticleItem = {
+  id: number
+  heading: string
+  body: string
+  [key: string]: string | number
+}
+
+export type FieldType<T> = {
+  label: string
+  data: keyof T
+  render?: (value: any) => React.ReactNode
+}
+
+export const articleFields: Array<FieldType<ArticleItem>> = [
+  {label: 'Заголовок', data: 'heading'},
+  {label: 'Текст', data: 'body'},
+]
\ No newline at end of file