show category list on admin

src/pages/admin/category.js

 import { Add } from "@mui/icons-material";
-import { Box, Button } from "@mui/material";
-import React, { useState } from "react";
+import {
+  Box,
+  Button,
+  Grid,
+  Paper,
+  Table,
+  TableBody,
+  TableCell,
+  TableHead,
+  TableRow,
+} from "@mui/material";
+import React, { useState, useEffect } from "react";
 import AddCategory from "@/components/AddCategory";
+import axios from "axios";
+import { Delete } from "@mui/icons-material";
+import { Edit } from "@mui/icons-material";
 
 export default function AdminCategory() {
   const [modal, setModal] = useState(false);
+  const [category, setCategory] = useState([]);
+
+  useEffect(() => {
+    axios.get("/api/category").then((res) => {
+      setCategory(res.data);
+    });
+  }, []);
   return (
     <Box>
+      <Grid container>
+        <Grid item lg={3} md={0}></Grid>
+        <Grid item lg={6} md={12}>
           <Box sx={{ mb: 2, textAlign: "right" }}>
             <Button onClick={() => setModal(true)}>
               <Add /> เพิ่มหมวดหมู่
             </Button>
           </Box>
+          <Paper sx={{ p: 2, overflowX: "scroll" }}>
+            <div>
+              <Table>
+                <TableHead>
+                  <TableRow>
+                    <TableCell>id</TableCell>
+                    <TableCell>ชื่อ</TableCell>
+                    <TableCell sx={{ maxWidth: 10, textAlign: "center" }}>
+                      แก้ไข
+                    </TableCell>
+                    <TableCell sx={{ maxWidth: 10, textAlign: "center" }}>
+                      ลบ
+                    </TableCell>
+                  </TableRow>
+                </TableHead>
+                <TableBody>
+                  {category.map((cate, idx) => (
+                    <TableRow>
+                      <TableCell>{cate.id}</TableCell>
+                      <TableCell>{cate.name}</TableCell>
+                      <TableCell sx={{ maxWidth: 10 }}>
+                        <Button color="warning">
+                          <Edit />
+                        </Button>
+                      </TableCell>
+                      <TableCell sx={{ maxWidth: 10 }}>
+                        <Button color="error">
+                          <Delete />
+                        </Button>
+                      </TableCell>
+                    </TableRow>
+                  ))}
+                </TableBody>
+              </Table>
+            </div>
+          </Paper>
+        </Grid>
+        <Grid item lg={3} md={0}></Grid>
+      </Grid>
       <AddCategory open={modal} handleClose={() => setModal(false)} />
     </Box>
   );