MIF_E31211936/app/Http/Controllers/DiseaseController.php

<?php

namespace App\Http\Controllers;

use App\Models\disease;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\File;

class DiseaseController extends Controller
{
    /**
     * Display a listing of the resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function index()
    {
        $disease = disease::all();

        return view('admin.disease.disease', compact('disease'));
    }

    /**
     * Show the form for creating a new resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function create(Request $request)
    {
        $messages = [
            'kodepenyakit.required' => 'Kode penyakit harus diisi.',
            'kodepenyakit.string' => 'Kode penyakit harus berupa string.',
            'kodepenyakit.max' => 'Kode penyakit tidak boleh lebih dari 10 karakter.',
            'penyakit.required' => 'Penyakit harus diisi.',
            'penyakit.string' => 'Penyakit harus berupa string.',
            'penyakit.max' => 'Penyakit tidak boleh lebih dari 50 karakter.',
            'deskripsi.required' => 'Deskripsi harus diisi.',
            'deskripsi.string' => 'Deskripsi harus berupa string.',
            'penanganan.required' => 'Penanganan harus diisi.',
            'penanganan.string' => 'Penanganan harus berupa string.',
        ];

        $validatedData = $request->validate([
            'kodepenyakit' => 'required|string|max:10',
            'penyakit' => 'required|string|max:50',
            'deskripsi' => 'required|string',
            'penanganan' => 'required|string'
        ], $messages);

        $existingSymptom = disease::where('code', $validatedData['kodepenyakit'])
            ->orWhere('name', $validatedData['penyakit'])
            ->first();

        if ($existingSymptom) {
            return back()->withErrors(['error' => 'Penyakit dengan kode atau nama yang sama sudah ada.']);
        }

        $disease = new disease();
        $disease->code = $validatedData['kodepenyakit'];
        $disease->name = $validatedData['penyakit'];
        $disease->description = $validatedData['deskripsi'];
        $disease->solution = $validatedData['penanganan'];

        if ($request->hasFile('image_path')) {
            $image = $request->file('image_path');
            $imageName = time() . '.' . $image->getClientOriginalName();
            $image->move(public_path('image_path'), $imageName);
            $disease->image_path = $imageName;
        }

        $disease->save();

        return back()->with('success', 'Penyakit berhasil ditambahkan.');
    }

    /**
     * Store a newly created resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return \Illuminate\Http\Response
     */
    public function store(Request $request)
    {
        //
    }

    /**
     * Display the specified resource.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function show($id)
    {
        //
    }

    /**
     * Show the form for editing the specified resource.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function edit($id)
    {
        //
    }

    /**
     * Update the specified resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function update(Request $request, $id)
    {
        $messages = [
            'penyakit.required' => 'Penyakit harus diisi.',
            'penyakit.string' => 'Penyakit harus berupa string.',
            'penyakit.max' => 'Penyakit tidak boleh lebih dari 50 karakter.',
            'deskripsi.required' => 'Deskripsi harus diisi.',
            'deskripsi.string' => 'Deskripsi harus berupa string.',
            'penanganan.required' => 'Penanganan harus diisi.',
            'penanganan.string' => 'Penanganan harus berupa string.',
        ];

        $validatedData = $request->validate([
            'penyakit' => 'required|string|max:500',
            'deskripsi' => 'required|string',
            'penanganan' => 'required|string'
        ], $messages);

        $disease = disease::findOrFail($id);

        $disease->name = $validatedData['penyakit'];
        $disease-> description = $validatedData['deskripsi'];
        $disease->solution = $validatedData['penanganan'];

        if ($request->hasFile('image_path')) {
            $oldFile = 'image_path/' . $disease->image_path;
            if (File::exists($oldFile)) {
                File::delete($oldFile);
            }

            $newFileName = $request->file('image_path')->getClientOriginalName();
            $request->file('image_path')->move(public_path('image_path/'), $newFileName);
            $disease->image_path = $newFileName;
        }

        $disease->save();

        return back()->with('success', 'Penyakit berhasil diupdate.');
    }

    /**
     * Remove the specified resource from storage.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function destroy(Request $request, $id)
    {
        $disease = disease::findOrFail($id);

            $oldFile = public_path('image_path/' . $disease->image_path);
            if (File::exists($oldFile)) {
                File::delete($oldFile);
            }

        $disease->delete();

        return back()->with('success', 'Berhasil menghapus.');
    }
}