<?php

namespace App\Filament\Admin\Resources\Lessons\Schemas;

use Filament\Forms\Components\Select;
use Filament\Forms\Components\TextInput;
use Filament\Forms\Components\Textarea;
use Filament\Forms\Components\Toggle;
use Filament\Schemas\Schema;

class LessonForm
{
    public static function configure(Schema $schema): Schema
    {
        return $schema
            ->components([
                Select::make('module_id')
                    ->relationship('module', 'title')
                    ->required(),
                TextInput::make('title')
                    ->required(),
                TextInput::make('slug')
                    ->required(),
                TextInput::make('type')
                    ->required()
                    ->default('text'),
                Textarea::make('content')
                    ->columnSpanFull(),
                TextInput::make('video_url')
                    ->url()
                    ->placeholder('https://youtube.com/watch?v=...')
                    ->visible(fn (callable $get) => $get('type') === 'video'),
                    
                \Filament\Forms\Components\SpatieMediaLibraryFileUpload::make('content_pdf')
                    ->collection('content_pdf')
                    ->disk('r2')
                    ->visibility('public')
                    ->acceptedFileTypes(['application/pdf'])
                    ->label('Upload PDF Material')
                    ->visible(fn (callable $get) => $get('type') === 'pdf'),

                // Legacy URL input if needed, or remove. Keeping it hidden if empty? 
                // Let's keep it as an alternative or just replace it.
                // Assuming we want to fully switch to upload:
                // TextInput::make('content_pdf')->label('PDF URL (Legacy)'),

                TextInput::make('duration_seconds')
                    ->required()
                    ->numeric()
                    ->default(0)
                    ->suffix('Seconds'),

                \Filament\Forms\Components\SpatieMediaLibraryFileUpload::make('attachments')
                    ->collection('attachments')
                    ->disk('r2')
                    ->visibility('public')
                    ->multiple()
                    ->downloadable()
                    ->label('Attachments (Downloadable Resources)'),

                Toggle::make('is_free_preview')
                    ->required(),
                TextInput::make('order_index')
                    ->required()
                    ->numeric()
                    ->default(0),
                Textarea::make('metadata')
                    ->columnSpanFull()
                    ->rows(5),
                Select::make('vocabularies')
                    ->relationship('vocabularies', 'word')
                    ->multiple()
                    ->searchable()
                    ->preload()
                    ->label('Focus Vocabularies'),
            ]);
    }
}