<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use App\Models\Siswa;
use App\Models\Kelas;
use Illuminate\Support\Facades\Input;
use Maatwebsite\Excel\Facades\Excel;
use App\Exports\SiswaExport;
use App\Imports\SiswaImport;

class SiswaController extends Controller
{
    /**
     * Display a listing of the resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function index(Request $request) 
    {
        $q = $request->get('q');
        if($q == null){
            $siswa = Siswa::orderBy('created_at','desc')->paginate(15);
        }else{
            $siswa = Siswa::where('nama','like','%'.$q.'%')->orderBy('created_at','desc')->paginate(15);
        }
        return view('siswa.index', [
            'siswa' => $siswa->appends(Input::except('page'))
        ]);
    }

    /**
     * Show the form for creating a new resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function create()
    {
        $kelas = Kelas::all();
        return view('siswa.form', ['kelas' => $kelas]);
    }

    /**
     * Store a newly created resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return \Illuminate\Http\Response
     */
    public function store(Request $request)
    {
        $request->validate([
            'kelas_id' => 'required|numeric',
            'nama' => 'required|max:255',
            'tempat_lahir' => 'nullable|max:255',
            'tanggal_lahir' => 'nullable|date',
            'jenis_kelamin' => 'nullable|in:L,P',
            'alamat' => 'nullable',
            'nama_wali' => 'nullable|max:255',
            'telp_wali' => 'nullable|numeric',
            'is_yatim' => 'nullable|boolean',
        ]);

        $siswa = Siswa::make($request->input());

        if($request->is_yatim != null){
            $siswa->is_yatim = 1;
        }else{
            $siswa->is_yatim = 0;
        }

        if($siswa->save()){
            return redirect()->route('siswa.index')->with([
                'type' => 'success',
                'msg' => 'Siswa ditambahkan'
            ]);
        }else{
            return redirect()->route('siswa.index')->with([
                'type' => 'danger',
                'msg' => 'Err.., Terjadi Kesalahan'
            ]);
        }
    }

    /**
     * Display the specified resource.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function show(Siswa $siswa)
    {
        //TODO: detail siswa with tagihan, lunas, is yatim is free all
    }

    /**
     * Show the form for editing the specified resource.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function edit(Siswa $siswa)
    {
        $kelas = Kelas::all();
        return view('siswa.form', [
            'siswa' => $siswa,
            'kelas' => $kelas
        ]);
    }

    /**
     * Update the specified resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function update(Request $request, Siswa $siswa)
    {
        $request->validate([
            'kelas_id' => 'required|numeric',
            'nama' => 'required|max:255',
            'tempat_lahir' => 'nullable|max:255',
            'tanggal_lahir' => 'nullable|date',
            'jenis_kelamin' => 'nullable|in:L,P',
            'alamat' => 'nullable',
            'nama_wali' => 'nullable|max:255',
            'telp_wali' => 'nullable|numeric',
            'is_yatim' => 'nullable|boolean',
        ]);

        $siswa = $siswa->fill($request->input());

        if($request->is_yatim != null){
            $siswa->is_yatim = 1;
        }else{
            $siswa->is_yatim = 0;
        }

        if($siswa->save()){
            return redirect()->route('siswa.index')->with([
                'type' => 'success',
                'msg' => 'Siswa diubah'
            ]);
        }else{
            return redirect()->route('siswa.index')->with([
                'type' => 'danger',
                'msg' => 'Err.., Terjadi Kesalahan'
            ]);
        }
    }

    /**
     * Remove the specified resource from storage.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function destroy(Siswa $siswa)
    {
        //TODO: delete them all , 
        return redirect()->route('siswa.index')->with([
            'type' => 'danger',
            'msg' => 'Err.., Belum dibikin cuy , cocokin sama tagihan dll dulu'
        ]);
    }

    public function showFormImport()
    {
        return view('siswa.import');
    }

    public function import(Request $request)
    {
        $request->validate([
            'file' => 'required'
        ]);

        if($request->hasFile('file')){
            $extensions = ["xls","xlsx","xlm","xla","xlc","xlt","xlw"];
            $result = [$request->file('file')->getClientOriginalExtension()];

            if(in_array($result[0], $extensions)){
                Excel::import(new SiswaImport, $request->file('file'));
                return redirect()->route('siswa.index')->with([
                    'type' => 'success',
                    'msg' => 'data berhasil di import'
                ]);
            }

            return redirect()->route('siswa.index')->with([
                'type' => 'danger',
                'msg' => 'terjadi kesalahan : file error'
            ]);
        }

        return redirect()->route('siswa.index')->with([
            'type' => 'info',
            'msg' => 'terjadi kesalahan : nofile'
        ]);
    }

    public function export()
    {
        return Excel::download(new SiswaExport, 'siswa-'.now().'.xlsx');
    }
}