<?php

namespace App\Http\Controllers\Admin;

use App\Http\Controllers\Controller;
use App\Http\Controllers\Traits\CsvImportTrait;
use App\Http\Requests\MassDestroyStudentRequest;
use App\Http\Requests\StoreStudentRequest;
use App\Http\Requests\UpdateStudentRequest;
use App\Models\AreaOfInterest;
use App\Models\Student;
use Gate;
use Illuminate\Http\Request;
use Symfony\Component\HttpFoundation\Response;
use Yajra\DataTables\Facades\DataTables;

class StudentController extends Controller
{
    use CsvImportTrait;

    public function index(Request $request)
    {
        abort_if(Gate::denies('student_access'), Response::HTTP_FORBIDDEN, '403 Forbidden');

        if ($request->ajax()) {
            $query = Student::with(['areas_of_interests'])->select(sprintf('%s.*', (new Student)->table));
            $table = Datatables::of($query);

            $table->addColumn('placeholder', '&nbsp;');
            $table->addColumn('actions', '&nbsp;');

            $table->editColumn('actions', function ($row) {
                $viewGate      = 'student_show';
                $editGate      = 'student_edit';
                $deleteGate    = 'student_delete';
                $crudRoutePart = 'students';
                $modal         = true;
                $rowData       = $row;

                return view('partials.datatablesActions', compact(
                    'viewGate',
                    'editGate',
                    'deleteGate',
                    'crudRoutePart',
                    'row',
                    'modal',
                    'rowData'
                ));
            });

            $table->editColumn('id', function ($row) {
                return $row->id ? $row->id : '';
            });
            $table->editColumn('name', function ($row) {
                return $row->name ? $row->name : '';
            });
            $table->editColumn('email', function ($row) {
                return $row->email ? $row->email : '';
            });
            $table->editColumn('phone', function ($row) {
                return $row->phone ? $row->phone : '';
            });
            $table->editColumn('ismain', function ($row) {
                return '<input type="checkbox" disabled ' . ($row->ismain ? 'checked' : null) . '>';
            });
            $table->editColumn('interested_in_research', function ($row) {
                return '<input type="checkbox" disabled ' . ($row->interested_in_research ? 'checked' : null) . '>';
            });
            $table->editColumn('areas_of_interest', function ($row) {
                $labels = [];
                foreach ($row->areas_of_interests as $areas_of_interest) {
                    $labels[] = sprintf('<span class="label label-info label-many">%s</span>', $areas_of_interest->name);
                }

                return implode(' ', $labels);
            });
            $table->editColumn('additional_field_1', function ($row) {
                return $row->additional_field_1 ?: '';
            });
            $table->editColumn('additional_field_2', function ($row) {
                return $row->additional_field_2 ?: '';
            });
            $table->editColumn('additional_field_3', function ($row) {
                return $row->additional_field_3 ?: '';
            });
            $table->editColumn('additional_field_4', function ($row) {
                return $row->additional_field_4 ?: '';
            });
            $table->editColumn('additional_field_5', function ($row) {
                return $row->additional_field_5 ?: '';
            });

            $table->rawColumns(['actions', 'placeholder', 'ismain', 'interested_in_research', 'areas_of_interest']);

            return $table->make(true);
        }

        $area_of_interests = AreaOfInterest::get();
        $areas_of_interests = AreaOfInterest::pluck('name', 'id');

        return view('admin.students.index', compact('area_of_interests', 'areas_of_interests'));
    }

    public function create()
    {
        abort_if(Gate::denies('student_create'), Response::HTTP_FORBIDDEN, '403 Forbidden');

        $areas_of_interests = AreaOfInterest::pluck('name', 'id');

        return view('admin.students.create', compact('areas_of_interests'));
    }

    public function store(StoreStudentRequest $request)
    {
        $student = Student::create($request->all());
        $student->areas_of_interests()->sync($request->input('areas_of_interests', []));

        if ($request->ajax()) {
            return response()->json([
                'success' => true,
                'message' => __('global.create_success'),
                'data' => $student,
            ], 201);
        }

        return redirect()->route('admin.students.index');
    }

    public function edit(Student $student)
    {
        abort_if(Gate::denies('student_edit'), Response::HTTP_FORBIDDEN, '403 Forbidden');

        $areas_of_interests = AreaOfInterest::pluck('name', 'id');

        $student->load('areas_of_interests');

        return view('admin.students.edit', compact('areas_of_interests', 'student'));
    }

    public function update(UpdateStudentRequest $request, Student $student)
    {
        $student->update($request->all());
        $student->areas_of_interests()->sync($request->input('areas_of_interests', []));

        if ($request->ajax()) {
            return response()->json([
                'success' => true,
                'data' => $student,
            ], 201);
        }

        return redirect()->route('admin.students.index');
    }

    public function destroy(Student $student)
    {
        abort_if(Gate::denies('student_delete'), Response::HTTP_FORBIDDEN, '403 Forbidden');

        $student->delete();

        return back();
    }

    public function massDestroy(MassDestroyStudentRequest $request)
    {
        $students = Student::find(request('ids'));

        foreach ($students as $student) {
            $student->delete();
        }

        return response(null, Response::HTTP_NO_CONTENT);
    }
}