<?php

namespace App\Filament\Resources\ShiftResource\Pages;

use App\Filament\Resources\ShiftResource;
use App\Models\Shift;
use App\Models\ShiftAttendance;
use App\Services\ShiftService;
use Filament\Forms\Components\Select;
use Filament\Notifications\Notification;
use Filament\Resources\Pages\Page;
use Filament\Tables;
use Filament\Tables\Table;
use Filament\Tables\Concerns\InteractsWithTable;
use Filament\Tables\Contracts\HasTable;

class ManageAttendance extends Page implements HasTable
{
    use InteractsWithTable;

    protected static string $resource = ShiftResource::class;

    protected static string $view = 'filament.resources.shift-resource.pages.manage-attendance';

    public Shift $record;

    public function getTitle(): string
    {
        $title = $this->record->title ?? 'Shift';

        return "Attendance — {$title} ({$this->record->shift_date->format('d M Y')})";
    }

    public function table(Table $table): Table
    {
        return $table
            ->query(
                ShiftAttendance::query()
                    ->where('shift_id', $this->record->id)
                    ->with(['user', 'marker'])
            )
            ->columns([
                Tables\Columns\TextColumn::make('user.name')
                    ->label('Staff Member')
                    ->searchable(),
                Tables\Columns\BadgeColumn::make('status')
                    ->colors([
                        'gray' => 'not_marked',
                        'success' => 'present',
                        'danger' => 'absent',
                    ])
                    ->formatStateUsing(fn (string $state) => match ($state) {
                        'not_marked' => 'Not Marked',
                        'present' => 'Present',
                        'absent' => 'Absent',
                        default => $state,
                    }),
                Tables\Columns\TextColumn::make('marker.name')
                    ->label('Marked By')
                    ->placeholder('—'),
                Tables\Columns\TextColumn::make('marked_at')
                    ->dateTime()
                    ->placeholder('—'),
            ])
            ->actions([
                Tables\Actions\Action::make('markPresent')
                    ->label('Present')
                    ->icon('heroicon-o-check')
                    ->color('success')
                    ->requiresConfirmation(false)
                    ->action(function (ShiftAttendance $record) {
                        app(ShiftService::class)->markAttendance(
                            $this->record,
                            $record->user_id,
                            'present'
                        );

                        Notification::make()
                            ->title("{$record->user->name} marked as present")
                            ->success()
                            ->send();
                    }),
                Tables\Actions\Action::make('markAbsent')
                    ->label('Absent')
                    ->icon('heroicon-o-x-mark')
                    ->color('danger')
                    ->requiresConfirmation()
                    ->action(function (ShiftAttendance $record) {
                        app(ShiftService::class)->markAttendance(
                            $this->record,
                            $record->user_id,
                            'absent'
                        );

                        Notification::make()
                            ->title("{$record->user->name} marked as absent")
                            ->warning()
                            ->send();
                    }),
            ])
            ->bulkActions([])
            ->emptyStateHeading('No staff assigned')
            ->emptyStateDescription('Assign staff to this shift before managing attendance.');
    }
}