<?php

namespace App\Filament\Resources;

use App\Filament\Resources\AttendancesResource\Pages;
use App\Models\Attendances;
use App\Models\ClassRoom;
use App\Models\Student;
use App\Models\Subject;
use App\Models\TeacherSubject;
use App\Models\User;
use Filament\Forms;
use Filament\Forms\Form;
use Filament\Resources\Resource;
use Filament\Tables;
use Filament\Tables\Table;
use Illuminate\Database\Eloquent\Builder;

class AttendancesResource extends Resource
{
    protected static ?string $model = Attendances::class;
    protected static ?string $navigationIcon = 'heroicon-o-clipboard-document-check';
    protected static ?string $navigationGroup = 'Student Management';

    public static function form(Form $form): Form
    {
        return $form
            ->schema([
                Forms\Components\Section::make('Informasi Absensi')
                    ->schema([
                        Forms\Components\Select::make('teacher_subject_id')
                            ->label('Teacher Subject')
                            ->required()
                            ->relationship('teacherSubject', 'id')
                            ->getOptionLabelFromRecordUsing(fn (TeacherSubject $record) =>
                                $record->teacher->name . ' - ' . $record->subject->name . ' - ' . $record->class->class_name . ' - ' . $record->academic_year)
                            ->searchable()
                            ->preload()
                            ->columnSpanFull(),

                        Forms\Components\DatePicker::make('date')
                            ->label('Date')
                            ->required()
                            ->default(now())
                            ->maxDate(now()),

                        Forms\Components\Select::make('student_id')
                            ->label('Student')
                            ->required()
                            ->searchable()
                            ->options(Student::pluck('full_name', 'id')->toArray())
                            ->getOptionLabelUsing(function ($value) {
                                $student = Student::find($value);
                                return $student ? $student->full_name . ' (' . $student->nis . ')' : null;
                            }),

                        Forms\Components\Select::make('semester')
                            ->label('Semester')
                            ->required()
                            ->options([
                                'first' => 'First Semester',
                                'second' => 'Second Semester'
                            ]),

                        Forms\Components\Select::make('status')
                            ->label('Status')
                            ->required()
                            ->options([
                                'present' => 'Present',
                                'absent' => 'Absent',
                                'permission' => 'Permission',
                                'sick' => 'Sick'
                            ])
                            ->native(false),

                        Forms\Components\Hidden::make('recorded_by')
                            ->default(auth()->id()),

                        Forms\Components\Textarea::make('notes')
                            ->label('Notes')
                            ->columnSpanFull()
                    ])->columns(2)
            ]);
    }

    public static function table(Table $table): Table
    {
        return $table
            ->columns([
                Tables\Columns\TextColumn::make('student.full_name')
                    ->label('Student')
                    ->searchable()
                    ->sortable(),

                Tables\Columns\TextColumn::make('teacherSubject.class.class_name')
                    ->label('Class')
                    ->searchable(),

                Tables\Columns\TextColumn::make('teacherSubject.subject.name')
                    ->label('Subject')
                    ->searchable(),

                Tables\Columns\TextColumn::make('teacherSubject.teacher.name')
                    ->label('Teacher')
                    ->searchable(),

                Tables\Columns\TextColumn::make('date')
                    ->label('Date')
                    ->date('d/m/Y')
                    ->sortable(),

                Tables\Columns\BadgeColumn::make('status')
                    ->label('Status')
                    ->formatStateUsing(fn (string $state): string => match ($state) {
                        'present' => 'Present',
                        'absent' => 'Absent',
                        'permission' => 'Permission',
                        'sick' => 'Sick'
                    })
                    ->color(fn (string $state): string => match ($state) {
                        'present' => 'success',
                        'absent' => 'danger',
                        'permission' => 'warning',
                        'sick' => 'warning'
                    }),

                Tables\Columns\TextColumn::make('semester')
                    ->label('Semester')
                    ->formatStateUsing(fn (string $state): string => match ($state) {
                        'first' => 'First Semester',
                        'second' => 'Second Semester'
                    }),

                Tables\Columns\TextColumn::make('teacherSubject.academic_year')
                    ->label('Academic Year')
                    ->searchable(),

                Tables\Columns\TextColumn::make('recorder.name')
                    ->label('Record by')
                    ->toggleable(),

                Tables\Columns\TextColumn::make('notes')
                    ->label('Notes')
                    ->toggleable()
            ])
            ->filters([
                Tables\Filters\SelectFilter::make('status')
                    ->label('Status')
                    ->options([
                        'present' => 'Present',
                        'absent' => 'Absent',
                        'permission' => 'Permission',
                        'sick' => 'Sick'
                    ]),

                Tables\Filters\SelectFilter::make('semester')
                    ->label('Semester')
                    ->options([
                        'first' => 'First Semester',
                        'second' => 'Second Semester'
                    ]),

                Tables\Filters\Filter::make('date')
                    ->form([
                        Forms\Components\DatePicker::make('date_from')
                            ->label('From'),
                        Forms\Components\DatePicker::make('date_until')
                            ->label('To'),
                    ])
                    ->query(function (Builder $query, array $data): Builder {
                        return $query
                            ->when(
                                $data['date_from'],
                                fn (Builder $query, $date): Builder => $query->whereDate('date', '>=', $date),
                            )
                            ->when(
                                $data['date_until'],
                                fn (Builder $query, $date): Builder => $query->whereDate('date', '<=', $date),
                            );
                    }),

                Tables\Filters\SelectFilter::make('teacher_subject_id')
                    ->label('Teacher Subject')
                    ->relationship('teacherSubject', 'id')
                    ->searchable()
                    ->getOptionLabelFromRecordUsing(fn (TeacherSubject $record) =>
                        $record->teacher->name . ' - ' . $record->subject->name)
                    ->preload(),
            ])
            ->actions([
                Tables\Actions\EditAction::make()
                    ->iconButton(),
                Tables\Actions\DeleteAction::make()
                    ->iconButton(),
            ])
            ->bulkActions([
                Tables\Actions\BulkActionGroup::make([
                    Tables\Actions\DeleteBulkAction::make(),
                ]),
            ])
            ->emptyStateActions([
                Tables\Actions\CreateAction::make(),
            ])
            ->defaultSort('date', 'desc')
            ->groups([
                Tables\Grouping\Group::make('date')
                    ->label('Date')
                    ->date()
                    ->collapsible(),
                Tables\Grouping\Group::make('teacherSubject.subject.name')
                    ->label('Subjects')
                    ->collapsible(),
                Tables\Grouping\Group::make('semester')
                    ->label('Semester')
                    ->collapsible(),
            ]);
    }

    public static function getRelations(): array
    {
        return [
            //
        ];
    }

    public static function getPages(): array
    {
        return [
            'index' => Pages\ListAttendances::route('/'),
            'create' => Pages\CreateAttendances::route('/create'),
            'edit' => Pages\EditAttendances::route('/{record}/edit'),
            'multiple' => Pages\MultipleAttendances::route('/multiple'),
        ];
    }
}