<?php

namespace App\Filament\Resources;

use BackedEnum;
use UnitEnum;
use App\Filament\Resources\BlogResource\Pages\CreateBlog;
use App\Filament\Resources\BlogResource\Pages\EditBlog;
use App\Filament\Resources\BlogResource\Pages\ListBlogs;
use App\Models\Blog;
use App\Models\Category;
use Filament\Actions\Action;
use Filament\Actions\BulkActionGroup;
use Filament\Actions\DeleteAction;
use Filament\Actions\DeleteBulkAction;
use Filament\Actions\EditAction;
use Filament\Actions\ViewAction;
use Filament\Forms\Components\FileUpload;
use Filament\Forms\Components\KeyValue;
use Filament\Forms\Components\RichEditor;
use Filament\Forms\Components\Select;
use Filament\Forms\Components\Textarea;
use Filament\Forms\Components\TextInput;
use Filament\Resources\Resource;
use Filament\Schemas\Components\Section;
use Filament\Schemas\Components\Utilities\Set;
use Filament\Schemas\Schema;
use Filament\Tables\Columns\IconColumn;
use Filament\Tables\Columns\TextColumn;
use Filament\Tables\Filters\SelectFilter;
use Filament\Tables\Table;
use Illuminate\Support\Str;

class BlogResource extends Resource
{
    protected static ?string $model = Blog::class;

    protected static string|BackedEnum|null $navigationIcon = 'heroicon-m-newspaper';

    protected static string|UnitEnum|null $navigationGroup = 'Content';

    public static function form(Schema $schema): Schema
    {
        Category::query()->pluck('name', 'id')->toArray();

        return $schema
            ->components([
                Section::make('Post Information')
                    ->description('Add a new post')
                    ->schema([
                        TextInput::make('post')->label('Post Title')
                            ->required()
                            ->live(1)
                            ->columnSpanFull()
                            ->afterStateUpdated(fn (Set $set, ?string $state): mixed => $set('slug', Str::slug($state))),

                        TextInput::make('slug')
                            ->required()
                            ->columnSpan(2),

                        Select::make('category_id')
                            ->relationship('category', 'name')
                            ->label('Category')
                            ->searchable()
                            ->required()
                            ->preload(10)
                            ->columnSpan(1),

                        Select::make('is_published')
                            ->options([
                                0 => 'Draft',
                                1 => 'Published',
                            ])
                            ->searchable()
                            ->default(1)
                            ->required()
                            ->label('Status')
                            ->columnSpan(1),

                        RichEditor::make('content')
                            ->label('Page Content')
                            ->required()
                            ->columnSpan(4),

                        FileUpload::make('post_image')
                            ->label('Custom Image (Optional)')
                            ->disk('public')
                            ->directory('media/posts')
                            ->columnSpan(4)
                            ->preserveFilenames()
                            ->image()
                            ->maxSize(2048),
                    ])
                    ->columns(4),

                Section::make('Customize Post')
                    ->description('Modifiy Post SEO and Meta Information')
                    ->schema([
                        KeyValue::make('meta')
                            ->label('Meta (Optional)')
                            ->keyPlaceholder('Name')
                            ->valuePlaceholder('Content'),
                        Textarea::make('custom_header')->rows(6)->label('Custom Header (Optional)'),

                    ]),

            ]);
    }

    public static function table(Table $table): Table
    {
        return $table
            ->columns([
                TextColumn::make('post')->searchable(),
                TextColumn::make('slug'),
                TextColumn::make('category.name'),
                IconColumn::make('is_published')->label('Published')->boolean(),
                TextColumn::make('created_at')
                    ->label('Created At'),
            ])
            ->defaultSort('created_at', 'desc')
            ->filters([
                SelectFilter::make('is_published')
                    ->label('Status')
                    ->options([
                        0 => 'Draft',
                        1 => 'Published',
                    ]),
            ])
            ->recordActions([
                ViewAction::make(),
                EditAction::make(),
                DeleteAction::make(),
                Action::make('togglePublished')
                    ->label('Toggle Published')
                    ->icon('heroicon-o-eye')
                    ->action(function (Blog $record): void {
                        $record->update(['is_published' => ! $record->is_published]);
                    }),
            ])
            ->toolbarActions([
                BulkActionGroup::make([
                    DeleteBulkAction::make(),
                ]),
            ]);
    }

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

    public static function getPages(): array
    {
        return [
            'index' => ListBlogs::route('/'),
            'create' => CreateBlog::route('/create'),
            'edit' => EditBlog::route('/{record}/edit'),
        ];
    }
}
