Filament Resrouces

AuthorsRelationManager.php

<?php

namespace App\Filament\Resources\PostResource\RelationManagers;

use Filament\Forms;
use Filament\Forms\Components\TextInput;
use Filament\Forms\Form;
use Filament\Resources\RelationManagers\RelationManager;
use Filament\Tables;
use Filament\Tables\Actions\AttachAction;
use Filament\Tables\Table;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\SoftDeletingScope;

class AuthorsRelationManager extends RelationManager
{
    protected static string $relationship = 'authors';

    public function form(Form $form): Form
    {
        return $form
            ->schema([
                TextInput::make('order')->numeric()->required(),
            ]);
    }

    public function table(Table $table): Table
    {
        return $table
            ->recordTitleAttribute('name')
            ->columns([
                Tables\Columns\TextColumn::make('name')->sortable(),
                Tables\Columns\TextColumn::make('email'),
                Tables\Columns\TextColumn::make('order')->sortable(),
            ])
            ->filters([
                //
            ])
            ->headerActions([
                Tables\Actions\AttachAction::make()
                    ->form(fn (AttachAction $action): array => [
                        $action->getRecordSelect(),
                        Forms\Components\TextInput::make('order')->numeric()->required(),
                    ]),
            ])
            ->actions([
                Tables\Actions\EditAction::make(),
                Tables\Actions\DetachAction::make(),
                // Tables\Actions\DeleteAction::make(),
            ])
            ->bulkActions([
                // Tables\Actions\BulkActionGroup::make([
                //     Tables\Actions\DeleteBulkAction::make(),
                // ]),
            ])
            ->emptyStateActions([
                // Tables\Actions\CreateAction::make(),
            ]);
    }
}

CategoryResource.php

<?php

namespace App\Filament\Resources;

use App\Filament\Resources\CategoryResource\Pages;
use App\Filament\Resources\CategoryResource\RelationManagers;
use App\Filament\Resources\CategoryResource\RelationManagers\PostsRelationManager;
use App\Models\Category;
use Filament\Forms;
use Filament\Forms\Components\TextInput;
use Filament\Forms\Form;
use Filament\Resources\Resource;
use Filament\Tables;
use Filament\Tables\Columns\TextColumn;
use Filament\Tables\Table;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\SoftDeletingScope;

class CategoryResource extends Resource
{
    protected static ?string $model = Category::class;

    protected static ?string $navigationIcon = 'heroicon-o-tag';

    protected static ?string $modelLabel = 'Post Categories';

    public static function form(Form $form): Form
    {
        return $form
            ->schema([
                TextInput::make('name')->required(),
                TextInput::make('slug')->required(),
            ]);
    }

    public static function table(Table $table): Table
    {
        return $table
            ->columns([
                TextColumn::make('name'),
                TextColumn::make('slug'),
            ])
            ->filters([
                //
            ])
            ->actions([
                Tables\Actions\EditAction::make(),
            ])
            ->bulkActions([
                Tables\Actions\BulkActionGroup::make([
                    Tables\Actions\DeleteBulkAction::make(),
                ]),
            ])
            ->emptyStateActions([
                Tables\Actions\CreateAction::make(),
            ]);
    }

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

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

PostResource.php

<?php

namespace App\Filament\Resources;

use App\Filament\Resources\PostResource\Pages;
use App\Filament\Resources\PostResource\RelationManagers;
use App\Filament\Resources\PostResource\RelationManagers\AuthorsRelationManager;
use App\Models\Category;
use App\Models\Post;
use App\Models\User;
use Filament\Forms;
use Filament\Forms\Components\Actions\Action;
use Filament\Forms\Components\Checkbox;
use Filament\Forms\Components\CheckboxList;
use Filament\Forms\Components\ColorPicker;
use Filament\Forms\Components\FileUpload;
use Filament\Forms\Components\Group;
use Filament\Forms\Components\MarkdownEditor;
use Filament\Forms\Components\Section;
use Filament\Forms\Components\Select;
use Filament\Forms\Components\TagsInput;
use Filament\Forms\Components\TextInput;
use Filament\Forms\Form;
use Filament\Forms\Set;
use Filament\Resources\Resource;
use Filament\Tables;
use Filament\Tables\Columns\CheckboxColumn;
use Filament\Tables\Columns\ColorColumn;
use Filament\Tables\Columns\ImageColumn;
use Filament\Tables\Columns\TextColumn;
use Filament\Tables\Table;

class PostResource extends Resource
{
    protected static ?string $model = Post::class;

    protected static ?string $navigationIcon = 'heroicon-o-folder';

    public static function form(Form $form): Form
    {
        return $form
            ->schema([
                Section::make('Create a Post')
                    ->description('create posts over here.')
                    ->schema([
                        TextInput::make('title')->rules('min:3|max:10')->required() ,
                        TextInput::make('slug')->unique(ignoreRecord: true)->required(),
                        Select::make('category_id')
                            ->label('Category')
                            ->relationship('category', 'name')
                            ->searchable()
                            ->required(),

                        ColorPicker::make('color')->required(),

                        MarkdownEditor::make('content')->required()->columnSpanFull(),
                    ])->columnSpan(2)->columns(2),
                Group::make()->schema([
                    Section::make("Image")
                        ->collapsible()
                        ->schema([
                            FileUpload::make('thumbnail')->disk('public')->directory('thumbnails'),
                        ])->columnSpan(1),
                    Section::make('Meta')->schema([
                        TagsInput::make('tags')->required(),
                        Checkbox::make('published'),
                    ]),
                    // Section::make('Authors')->schema([
                    //     CheckboxList::make('authors')
                    //         ->label('Co Authors')
                    //         // ->multiple()
                    //         ->relationship('authors', 'name')
                    // ])
                ]),
            ])->columns([
                'default' => 3,
                'sm' => 3,
                'md' => 3,
                'lg' => 3
            ]);
    }

    public static function table(Table $table): Table
    {
        return $table
            ->columns([
                TextColumn::make('id')
                    ->sortable()
                    ->searchable()
                    ->toggleable(isToggledHiddenByDefault: true),
                ImageColumn::make('thumbnail')
                    ->toggleable(),
                ColorColumn::make('color')
                    ->toggleable(),
                TextColumn::make('title')
                    ->sortable()
                    ->searchable()
                    ->toggleable(),
                TextColumn::make('slug')
                    ->sortable()
                    ->searchable()
                    ->toggleable(),
                TextColumn::make('category.name')
                    ->sortable()
                    ->searchable()
                    ->toggleable(),
                TextColumn::make('tags')
                    ->toggleable(),
                CheckboxColumn::make('published')
                    ->toggleable(),
                TextColumn::make('created_at')
                    ->label('Published on')
                    ->date()
                    ->sortable()
                    ->searchable()
                    ->toggleable(),
            ])
            ->filters([
                //
            ])
            ->actions([
                Tables\Actions\EditAction::make(),
                Tables\Actions\DeleteAction::make()
            ])
            ->bulkActions([
                Tables\Actions\BulkActionGroup::make([
                    Tables\Actions\DeleteBulkAction::make(),
                ]),
            ])
            ->emptyStateActions([
                Tables\Actions\CreateAction::make(),
            ]);
    }

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

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

PostsRelationManager.php

<?php

namespace App\Filament\Resources\CategoryResource\RelationManagers;

use Filament\Forms;
use Filament\Forms\Form;
use Filament\Resources\RelationManagers\RelationManager;
use Filament\Tables;
use Filament\Tables\Table;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\SoftDeletingScope;
use Filament\Forms\Components\Checkbox;
use Filament\Forms\Components\ColorPicker;
use Filament\Forms\Components\FileUpload;
use Filament\Forms\Components\Group;
use Filament\Forms\Components\MarkdownEditor;
use Filament\Forms\Components\Section;
use Filament\Forms\Components\Select;
use Filament\Forms\Components\TagsInput;
use Filament\Forms\Components\TextInput;

class PostsRelationManager extends RelationManager
{
    protected static string $relationship = 'posts';

    public function form(Form $form): Form
    {
        return $form
            ->schema([
                Section::make('Create a Post')
                    ->description('create posts over here.')
                    ->schema([
                        TextInput::make('title')->rules('min:3|max:10')->required(),
                        TextInput::make('slug')->unique(ignoreRecord: true)->required(),

                        ColorPicker::make('color')->required(),

                        MarkdownEditor::make('content')->required()->columnSpanFull(),
                    ])->columnSpan(2)->columns(2),
                Group::make()->schema([
                    Section::make("Image")
                        ->collapsible()
                        ->schema([
                            FileUpload::make('thumbnail')->disk('public')->directory('thumbnails'),
                        ])->columnSpan(1),
                    Section::make('Meta')->schema([
                        TagsInput::make('tags')->required(),
                        Checkbox::make('published'),
                    ])
                ]),
            ])->columns([
                'default' => 3,
                'sm' => 3,
                'md' => 3,
                'lg' => 3
            ]);
    }

    public function table(Table $table): Table
    {
        return $table
            ->recordTitleAttribute('title')
            ->columns([
                Tables\Columns\TextColumn::make('title'),
                Tables\Columns\TextColumn::make('slug'),
                Tables\Columns\CheckboxColumn::make('published'),
            ])
            ->filters([
                //
            ])
            ->headerActions([
                Tables\Actions\CreateAction::make(),
            ])
            ->actions([
                Tables\Actions\EditAction::make(),
                Tables\Actions\DeleteAction::make(),
            ])
            ->bulkActions([
                Tables\Actions\BulkActionGroup::make([
                    Tables\Actions\DeleteBulkAction::make(),
                ]),
            ])
            ->emptyStateActions([
                Tables\Actions\CreateAction::make(),
            ]);
    }
}