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Randa Firman Putra
222
components/chartsDashboard/DistribusiIPKChartPerangkatan.tsx
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222
components/chartsDashboard/DistribusiIPKChartPerangkatan.tsx
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'use client';
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import { useEffect, useState } from 'react';
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import dynamic from 'next/dynamic';
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import { ApexOptions } from 'apexcharts';
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import { useTheme } from 'next-themes';
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import { Card, CardContent, CardHeader, CardTitle } from "@/components/ui/card";
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const Chart = dynamic(() => import('react-apexcharts'), { ssr: false });
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interface KategoriIPKPerAngkatanData {
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kategori_ipk: string;
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jumlah: number;
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}
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interface Props {
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selectedYear: string;
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}
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export default function DistribusiIPKChartPerangkatan({ selectedYear }: Props) {
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const { theme } = useTheme();
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const [data, setData] = useState<KategoriIPKPerAngkatanData[]>([]);
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const [loading, setLoading] = useState(true);
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const [error, setError] = useState<string | null>(null);
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// Label lengkap dengan angka IPK untuk ditampilkan di legend
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const kategoriLabelsMap: { [key: string]: string } = {
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'Sangat Baik': '4.00 - 3.00 Sangat Baik',
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'Baik': '2.99 - 2.50 Baik',
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'Cukup': '2.49 - 2.00 Cukup',
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'Kurang': '< 2.00 Kurang'
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};
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// Urutan kategori untuk sorting
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const kategoriOrder = ['Sangat Baik', 'Baik', 'Cukup', 'Kurang'];
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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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const response = await fetch(
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`/api/mahasiswa/kategoriipk?tahun_angkatan=${selectedYear}`
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);
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if (!response.ok) {
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throw new Error('Failed to fetch data');
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}
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const result = await response.json();
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// Filter data for selected year and group by kategori_ipk
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const yearData = result.filter((item: any) =>
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item.tahun_angkatan.toString() === selectedYear
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);
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// Group by kategori_ipk and sum jumlah
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const groupedData = yearData.reduce((acc: { [key: string]: number }, item: any) => {
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const kategori = item.kategori_ipk || 'Tidak Diketahui';
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acc[kategori] = (acc[kategori] || 0) + item.jumlah;
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return acc;
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}, {});
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// Convert to array format
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const chartData = Object.entries(groupedData).map(([kategori_ipk, jumlah]) => ({
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kategori_ipk,
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jumlah: jumlah as number
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}));
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// Sort by kategori order
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const sortedData = chartData.sort((a, b) => {
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const indexA = kategoriOrder.indexOf(a.kategori_ipk);
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const indexB = kategoriOrder.indexOf(b.kategori_ipk);
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return indexA - indexB;
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});
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setData(sortedData);
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} catch (err) {
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setError(err instanceof Error ? err.message : 'An error occurred');
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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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// Prepare data for pie chart
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const series = data.map(item => item.jumlah);
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const labels = data.map(item => kategoriLabelsMap[item.kategori_ipk] || item.kategori_ipk);
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const chartOptions: ApexOptions = {
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chart: {
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type: 'pie',
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toolbar: {
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show: true,
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},
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background: theme === 'dark' ? '#0F172B' : '#fff',
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},
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labels: labels,
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dataLabels: {
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enabled: true,
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formatter: function (val: number) {
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return `${val.toFixed(0)}%`;
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},
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style: {
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fontSize: '14px',
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fontFamily: 'Inter, sans-serif',
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fontWeight: '500'
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}
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},
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legend: {
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position: 'bottom',
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fontSize: '11px',
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markers: {
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size: 8,
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},
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itemMargin: {
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horizontal: 10,
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vertical: 5,
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},
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labels: {
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colors: theme === 'dark' ? '#fff' : '#000'
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},
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formatter: function(seriesName: string) {
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return seriesName;
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}
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},
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colors: [
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'#008FFB', // Sangat Baik - Blue
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'#00E396', // Baik - Green
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'#FEB019', // Cukup - Orange
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'#EF4444', // Kurang - Red
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],
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tooltip: {
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theme: theme === 'dark' ? 'dark' : 'light',
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y: {
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formatter: function (val: number) {
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return val + ' mahasiswa';
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}
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}
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},
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plotOptions: {
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pie: {
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donut: {
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size: '0%',
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},
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offsetY: 0,
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},
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},
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states: {
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hover: {
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filter: {
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type: 'darken',
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},
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},
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},
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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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Memuat data distribusi IPK...
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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">
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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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if (data.length === 0) {
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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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Distribusi IPK
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{selectedYear !== 'all' ? ` Angkatan ${selectedYear}` : ''}
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</CardTitle>
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</CardHeader>
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<CardContent>
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<p className="text-sm text-muted-foreground">
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Tidak ada data yang tersedia untuk periode ini.
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</p>
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</CardContent>
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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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Distribusi IPK
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{selectedYear !== 'all' ? ` Angkatan ${selectedYear}` : ''}
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</CardTitle>
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</CardHeader>
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<CardContent>
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<div className="h-[300px] sm:h-[300px] md:h-[300px] w-full max-w-5xl mx-auto">
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{typeof window !== 'undefined' && (
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<Chart
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options={chartOptions}
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series={series}
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type="pie"
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height="100%"
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width="100%"
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/>
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)}
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</div>
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</CardContent>
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</Card>
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);
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}
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