'use client';

import { useState } from "react";
import FilterTahunAngkatan from "@/components/FilterTahunAngkatan";
import { Card, CardContent, CardHeader, CardTitle } from "@/components/ui/card";
import LulusTepatWaktuChart from "@/components/LulusTepatWaktuChart";
import LulusTepatWaktuPieChart from "@/components/LulusTepatWaktuPieChart";
import JenisPendaftaranLulusChart from "@/components/JenisPendaftaranLulusChart";
import JenisPendaftaranLulusPieChart from "@/components/JenisPendaftaranLulusPieChart";
import AsalDaerahLulusChart from "@/components/AsalDaerahLulusChart";
import IPKLulusTepatChart from "@/components/IPKLulusTepatChart";

export default function LulusTepatWaktuPage() {
    const [selectedYear, setSelectedYear] = useState<string>("all");
  
    return (
      <div className="container mx-auto p-4 space-y-6">
        <h1 className="text-3xl font-bold mb-4">Mahasiswa Lulus Tepat Waktu</h1>
        
        <div className="mb-4">
          <p className="text-gray-600 dark:text-gray-300">
            Mahasiswa yang lulus tepat waktu sesuai dengan masa studi ≤ 4 tahun program studi Informatika Fakultas Teknik Universitas Tanjungpura.
          </p>
        </div>
  
        <Card className="bg-white dark:bg-slate-900 shadow-lg dark:text-white">
          <CardHeader className="flex flex-row items-center justify-between space-y-0 pb-2">
            <CardTitle className="text-sm font-medium dark:text-white">
              Filter Data
            </CardTitle>
          </CardHeader>
          <CardContent>
            <div className="flex flex-col sm:flex-row items-start sm:items-center gap-4 sm:space-x-4">
              <FilterTahunAngkatan 
                selectedYear={selectedYear}
                onYearChange={setSelectedYear}
              />
            </div>
          </CardContent>
        </Card>

        {selectedYear === "all" ? (
        <>
          <LulusTepatWaktuChart selectedYear={selectedYear} />
          <JenisPendaftaranLulusChart selectedYear={selectedYear} />
        </>
        ) : (
          <>
            <LulusTepatWaktuPieChart selectedYear={selectedYear} />
            <JenisPendaftaranLulusPieChart selectedYear={selectedYear} />
          </>
        )}
  
        <AsalDaerahLulusChart selectedYear={selectedYear} />
        {selectedYear === "all" && (
        <IPKLulusTepatChart selectedYear={selectedYear} />
        )}

      </div>
    );
  }