Gecko [ www.school.pilasatech.net ]

Name	Size	Permission	Date
AttendanceResource	[ DIR ]	drwxrwxrwx	2025-03-23 13:10
CourseAssignmentResource	[ DIR ]	drwxrwxrwx	2025-03-23 13:10
CourseEnrollmentResource	[ DIR ]	drwxrwxrwx	2025-03-23 13:10
GradeResource	[ DIR ]	drwxrwxrwx	2025-03-23 13:10
MarkResource	[ DIR ]	drwxrwxrwx	2025-03-23 13:10
MessageResource	[ DIR ]	drwxr-xr-x	2025-03-27 22:56
PromotionResource	[ DIR ]	drwxrwxrwx	2025-03-24 00:50
ReportResource	[ DIR ]	drwxrwxrwx	2025-03-24 10:11
StudentResource	[ DIR ]	drwxrwxrwx	2025-03-23 13:10
SubjectResource	[ DIR ]	drwxrwxrwx	2025-03-23 13:10
TeacherResource	[ DIR ]	drwxrwxrwx	2025-03-23 13:10
UserResource	[ DIR ]	drwxrwxrwx	2025-03-23 13:10
Widgets	[ DIR ]	drwxrwxrwx	2025-03-23 19:51
AttendanceResource.php	13.87 KB	-rw-rw-rw-	2025-03-24 07:12
CourseAssignmentResource.php	7.36 KB	-rw-rw-rw-	2025-03-27 22:46
CourseEnrollmentResource.php	15.35 KB	-rw-rw-rw-	2025-03-24 06:07
GradeResource.php	3.48 KB	-rw-rw-rw-	2025-03-24 06:33
MarkResource.php	17.63 KB	-rw-rw-rw-	2025-03-28 00:00
MessageResource.php	5.43 KB	-rw-r--r--	2025-03-28 00:04
PromotionResource.php	8.05 KB	-rw-rw-rw-	2025-03-24 03:04
StudentResource.php	5.58 KB	-rw-rw-rw-	2025-03-27 22:49
SubjectResource.php	2.81 KB	-rw-rw-rw-	2025-03-24 11:32
TeacherResource.php	3.92 KB	-rw-rw-rw-	2025-03-24 11:32
UserResource.php	4.91 KB	-rw-rw-rw-	2025-03-24 06:45

Rename

<?php

namespace App\Filament\Resources;

use App\Filament\Resources\GradeResource\Pages;
use App\Models\Grade;
use Filament\Forms;
use Filament\Forms\Form;
use Filament\Resources\Resource;
use Filament\Tables;
use Filament\Tables\Table;
use Illuminate\Support\Facades\Auth;

class GradeResource extends Resource
{
    protected static ?string $model = Grade::class;

protected static ?string $navigationIcon = 'heroicon-o-academic-cap';
    protected static ?string $navigationGroup = 'User Management';

public static function form(Form $form): Form
    {
        return $form
            ->schema([
                Forms\Components\TextInput::make('name')
                    ->label('Grade Name')
                    ->required()
                    ->unique(ignoreRecord: true),
                Forms\Components\TextInput::make('level')
                    ->label('Grade Level')
                    ->numeric()
                    ->required()
                    ->unique(ignoreRecord: true),
            ]);
    }

public static function table(Table $table): Table
    {
        return $table
            ->query(function () {
                $user = Auth::user();
                if ($user->hasRole('teacher')) {
                    // Fetch only grades assigned to the teacher via CourseAssignment
                    return Grade::whereIn('id', $user->assignments->pluck('grade_id')->unique());
                }
                return Grade::query(); // Admins see all grades
            })
            ->columns([
                Tables\Columns\TextColumn::make('name')
                    ->sortable()
                    ->searchable(),
                Tables\Columns\TextColumn::make('level')
                    ->sortable(),
                Tables\Columns\TextColumn::make('students_count')
                    ->label('Number of Students')
                    ->counts('students') // Uses the students relationship to count
                    ->sortable()
                    ->alignCenter(),
            ])
            ->filters([
                Tables\Filters\Filter::make('has_students')
                    ->label('Has Students')
                    ->query(fn (Builder $query) => $query->has('students'))
                    ->toggle(),
            ])
            ->actions([
                Tables\Actions\EditAction::make(),
                Tables\Actions\DeleteAction::make(),
            ])
            ->bulkActions([
                Tables\Actions\BulkActionGroup::make([
                    Tables\Actions\DeleteBulkAction::make(),
                ]),
            ])
            ->defaultSort('level', 'asc'); // Sort by level for logical order
    }

public static function getPages(): array
    {
        return [
            'index' => Pages\ListGrades::route('/'),
            'create' => Pages\CreateGrade::route('/create'),
            'edit' => Pages\EditGrade::route('/{record}/edit'),
        ];
    }

public static function getNavigationBadge(): ?string
    {
        return (string) Grade::count();
    }

public static function canViewAny(): bool
    {
        return auth()->user()->hasRole(['admin', 'teacher']); // Restrict to admins and teachers
    }

public static function canCreate(): bool
    {
        return auth()->user()->hasRole('admin');
    }

public static function canEdit($record): bool
    {
        return auth()->user()->hasRole('admin');
    }

public static function canDelete($record): bool
    {
        return auth()->user()->hasRole('admin');
    }
}