tes lagi
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Randa Firman Putra
366
components/chartstable/tabelipkmahasiswa.tsx
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366
components/chartstable/tabelipkmahasiswa.tsx
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'use client';
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import { useEffect, useState } from 'react';
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import {
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Table,
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TableBody,
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TableCell,
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TableHead,
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TableHeader,
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TableRow
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} from "@/components/ui/table";
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import { Card, CardContent, CardHeader, CardTitle } from "@/components/ui/card";
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import {
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Select,
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SelectContent,
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SelectItem,
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SelectTrigger,
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SelectValue
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} from "@/components/ui/select";
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import {
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Pagination,
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PaginationContent,
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PaginationEllipsis,
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PaginationItem,
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PaginationLink,
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PaginationNext,
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PaginationPrevious,
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} from "@/components/ui/pagination";
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import { Loader2, Trophy, Medal, Award } from "lucide-react";
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interface MahasiswaIPK {
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nim: string;
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nama: string;
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ipk: number;
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tahun_angkatan: number;
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}
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interface TabelIPKMahasiswaProps {
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selectedYear: string;
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}
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export default function TabelIPKMahasiswa({ selectedYear }: TabelIPKMahasiswaProps) {
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const [mahasiswaData, setMahasiswaData] = useState<MahasiswaIPK[]>([]);
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const [loading, setLoading] = useState(true);
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const [error, setError] = useState<string | null>(null);
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// State for pagination
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const [currentPage, setCurrentPage] = useState(1);
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const [pageSize, setPageSize] = useState(10);
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const [paginatedData, setPaginatedData] = useState<MahasiswaIPK[]>([]);
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useEffect(() => {
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const fetchData = async () => {
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try {
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setLoading(true);
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setError(null);
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const url = selectedYear === 'all'
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? '/api/tabeldetail/ipk'
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: `/api/tabeldetail/ipk?tahun_angkatan=${selectedYear}`;
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const response = await fetch(url, {
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cache: 'no-store',
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});
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if (!response.ok) {
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throw new Error('Failed to fetch mahasiswa IPK data');
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}
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const data = await response.json();
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setMahasiswaData(data);
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} catch (err) {
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setError(err instanceof Error ? err.message : 'Terjadi kesalahan');
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console.error('Error fetching data:', err);
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} finally {
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setLoading(false);
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}
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};
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fetchData();
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}, [selectedYear]);
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// Update paginated data when data or pagination settings change
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useEffect(() => {
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paginateData();
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}, [mahasiswaData, currentPage, pageSize]);
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// Paginate data
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const paginateData = () => {
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const startIndex = (currentPage - 1) * pageSize;
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const endIndex = startIndex + pageSize;
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setPaginatedData(mahasiswaData.slice(startIndex, endIndex));
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};
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// Get total number of pages
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const getTotalPages = () => {
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return Math.ceil(mahasiswaData.length / pageSize);
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};
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// Handle page change
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const handlePageChange = (page: number) => {
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setCurrentPage(page);
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};
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// Handle page size change
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const handlePageSizeChange = (size: string) => {
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setPageSize(Number(size));
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setCurrentPage(1); // Reset to first page when changing page size
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};
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// Fungsi untuk mendapatkan icon berdasarkan ranking
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const getRankingIcon = (index: number) => {
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if (index === 0) return <Trophy className="h-4 w-4 text-yellow-500" />;
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if (index === 1) return <Medal className="h-4 w-4 text-gray-400" />;
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if (index === 2) return <Award className="h-4 w-4 text-amber-600" />;
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return null;
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};
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// Hitung statistik IPK
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const ipkStats = {
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highest: mahasiswaData.length > 0 ? Math.max(...mahasiswaData.map(m => m.ipk)) : 0,
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lowest: mahasiswaData.length > 0 ? Math.min(...mahasiswaData.map(m => m.ipk)) : 0,
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average: mahasiswaData.length > 0 ?
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mahasiswaData.reduce((sum, m) => sum + m.ipk, 0) / mahasiswaData.length : 0,
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total: mahasiswaData.length
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};
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if (loading) {
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return (
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<Card className="bg-white dark:bg-slate-900 shadow-lg">
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<CardHeader>
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<CardTitle className="text-xl font-bold dark:text-white">
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<div className="flex items-center gap-2">
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<Loader2 className="h-5 w-5 animate-spin" />
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Loading...
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</div>
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</CardTitle>
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</CardHeader>
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</Card>
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);
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}
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if (error) {
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return (
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<Card className="bg-white dark:bg-slate-900 shadow-lg">
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<CardHeader>
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<CardTitle className="text-xl font-bold text-red-500 dark:text-red-400">
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Error: {error}
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</CardTitle>
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</CardHeader>
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</Card>
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);
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}
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return (
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<Card className="bg-white dark:bg-slate-900 shadow-lg">
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<CardHeader>
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<CardTitle className="text-xl font-bold dark:text-white">
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Tabel IPK Mahasiswa {selectedYear !== 'all' ? `Angkatan ${selectedYear}` : 'Semua Angkatan'}
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</CardTitle>
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{/* Tampilkan ringkasan statistik IPK */}
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<div className="grid grid-cols-2 md:grid-cols-4 gap-2 mt-2">
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<div className="px-3 py-2 rounded-lg bg-green-50 dark:bg-green-900/20">
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<div className="text-xs text-green-600 dark:text-green-400">Tertinggi</div>
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<div className="font-bold text-green-800 dark:text-green-300">{ipkStats.highest.toFixed(2)}</div>
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</div>
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<div className="px-3 py-2 rounded-lg bg-red-50 dark:bg-red-900/20">
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<div className="text-xs text-red-600 dark:text-red-400">Terendah</div>
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<div className="font-bold text-red-800 dark:text-red-300">{ipkStats.lowest.toFixed(2)}</div>
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</div>
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<div className="px-3 py-2 rounded-lg bg-blue-50 dark:bg-blue-900/20">
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<div className="text-xs text-blue-600 dark:text-blue-400">Rata-rata</div>
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<div className="font-bold text-blue-800 dark:text-blue-300">{ipkStats.average.toFixed(2)}</div>
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</div>
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<div className="px-3 py-2 rounded-lg bg-gray-50 dark:bg-gray-800">
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<div className="text-xs text-gray-600 dark:text-gray-400">Total</div>
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<div className="font-bold text-gray-800 dark:text-gray-200">{ipkStats.total}</div>
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</div>
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</div>
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</CardHeader>
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<CardContent>
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{/* Show entries selector */}
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<div className="flex items-center gap-2 mb-4">
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<span className="text-sm">Show</span>
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<Select
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value={pageSize.toString()}
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onValueChange={handlePageSizeChange}
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>
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<SelectTrigger className="w-[80px]">
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<SelectValue placeholder={pageSize.toString()} />
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</SelectTrigger>
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<SelectContent>
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<SelectItem value="5">5</SelectItem>
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<SelectItem value="10">10</SelectItem>
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<SelectItem value="25">25</SelectItem>
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<SelectItem value="50">50</SelectItem>
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<SelectItem value="100">100</SelectItem>
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</SelectContent>
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</Select>
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<span className="text-sm">entries</span>
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</div>
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<div className="border rounded-md overflow-hidden">
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<Table>
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<TableHeader>
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<TableRow className="bg-gray-50 dark:bg-slate-800">
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<TableHead className="font-semibold text-center">Ranking</TableHead>
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<TableHead className="font-semibold">NIM</TableHead>
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<TableHead className="font-semibold">Nama Mahasiswa</TableHead>
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<TableHead className="font-semibold text-center">Tahun Angkatan</TableHead>
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<TableHead className="font-semibold text-center">IPK</TableHead>
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</TableRow>
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</TableHeader>
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<TableBody>
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{paginatedData.length === 0 ? (
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<TableRow>
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<TableCell colSpan={5} className="text-center py-8 text-muted-foreground">
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Tidak ada data yang tersedia
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</TableCell>
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</TableRow>
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) : (
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paginatedData.map((mahasiswa, index) => {
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const globalIndex = (currentPage - 1) * pageSize + index;
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return (
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<TableRow
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key={mahasiswa.nim}
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className={index % 2 === 0 ? "bg-white dark:bg-slate-900" : "bg-gray-50/50 dark:bg-slate-800/50"}
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>
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<TableCell className="text-center font-medium dark:text-white">
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<div className="flex items-center justify-center gap-1">
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{getRankingIcon(globalIndex)}
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<span>{globalIndex + 1}</span>
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</div>
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</TableCell>
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<TableCell className="font-medium dark:text-white">
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{mahasiswa.nim}
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</TableCell>
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<TableCell className="dark:text-white">
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{mahasiswa.nama}
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</TableCell>
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<TableCell className="text-center dark:text-white">
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{mahasiswa.tahun_angkatan}
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</TableCell>
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<TableCell className="text-center font-medium dark:text-white">
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{mahasiswa.ipk.toFixed(2)}
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</TableCell>
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</TableRow>
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);
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})
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)}
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</TableBody>
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</Table>
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</div>
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{/* Pagination info and controls */}
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{!loading && !error && mahasiswaData.length > 0 && (
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<div className="flex flex-col sm:flex-row justify-between items-center gap-4 mt-4">
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<div className="text-sm text-muted-foreground">
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Showing {getDisplayRange().start} to {getDisplayRange().end} of {mahasiswaData.length} entries
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</div>
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<Pagination>
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<PaginationContent>
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<PaginationItem>
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<PaginationPrevious
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onClick={() => handlePageChange(Math.max(1, currentPage - 1))}
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className={currentPage === 1 ? "pointer-events-none opacity-50" : "cursor-pointer"}
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/>
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</PaginationItem>
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{renderPaginationItems()}
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<PaginationItem>
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<PaginationNext
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onClick={() => handlePageChange(Math.min(getTotalPages(), currentPage + 1))}
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className={currentPage === getTotalPages() ? "pointer-events-none opacity-50" : "cursor-pointer"}
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/>
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</PaginationItem>
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</PaginationContent>
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</Pagination>
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</div>
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)}
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</CardContent>
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</Card>
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);
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// Calculate the range of entries being displayed
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function getDisplayRange() {
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if (mahasiswaData.length === 0) return { start: 0, end: 0 };
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const start = (currentPage - 1) * pageSize + 1;
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const end = Math.min(currentPage * pageSize, mahasiswaData.length);
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return { start, end };
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}
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// Generate pagination items
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function renderPaginationItems() {
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const totalPages = getTotalPages();
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const items = [];
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// Always show first page
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items.push(
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<PaginationItem key="first">
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<PaginationLink
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isActive={currentPage === 1}
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onClick={() => handlePageChange(1)}
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className="cursor-pointer"
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>
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1
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</PaginationLink>
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</PaginationItem>
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);
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// Show ellipsis if needed
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if (currentPage > 3) {
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items.push(
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<PaginationItem key="ellipsis-start">
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<PaginationEllipsis />
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</PaginationItem>
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);
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}
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// Show pages around current page
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for (let i = Math.max(2, currentPage - 1); i <= Math.min(totalPages - 1, currentPage + 1); i++) {
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if (i === 1 || i === totalPages) continue; // Skip first and last pages as they're always shown
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items.push(
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<PaginationItem key={i}>
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<PaginationLink
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isActive={currentPage === i}
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onClick={() => handlePageChange(i)}
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className="cursor-pointer"
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>
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{i}
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</PaginationLink>
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</PaginationItem>
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);
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}
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// Show ellipsis if needed
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if (currentPage < totalPages - 2) {
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items.push(
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<PaginationItem key="ellipsis-end">
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<PaginationEllipsis />
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</PaginationItem>
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);
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}
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// Always show last page if there's more than one page
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if (totalPages > 1) {
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items.push(
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<PaginationItem key="last">
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<PaginationLink
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isActive={currentPage === totalPages}
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onClick={() => handlePageChange(totalPages)}
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className="cursor-pointer"
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>
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{totalPages}
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</PaginationLink>
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</PaginationItem>
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);
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}
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return items;
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}
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}
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