<?php

namespace App\Filament\Resources;

use App\Filament\Exports\LineExporter;
use App\Filament\Imports\LineImporter;
use App\Filament\Resources\LineResource\Pages;
use App\Filament\Resources\LineResource\RelationManagers;
use App\Models\Line;
use Filament\Facades\Filament;
use Filament\Forms;
use Filament\Forms\Form;
use Filament\Forms\Get;
use Filament\Resources\Resource;
use Filament\Tables;
use Filament\Tables\Actions\ImportAction;
use Filament\Tables\Table;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\SoftDeletingScope;
use Filament\Forms\Components\Section;
use Filament\Tables\Actions\ExportAction;
use Illuminate\Validation\Rule;
use Illuminate\Validation\Rules\Unique;

class LineResource extends Resource
{
    protected static ?string $model = Line::class;

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

    protected static ?string $navigationGroup = 'Master Entries';

    protected static ?int $navigationSort = 5;

    public static function form(Form $form): Form
    {
        return $form
            ->schema([
                Section::make('')
                    ->schema([
                        Forms\Components\Select::make('plant_id')
                            ->relationship('plant', 'name')
                            ->required()
                            // ->nullable(),
                            ->reactive()
                            ->default(function () {
                                return optional(Line::latest()->first())->plant_id;
                            })
                            ->disabled(fn (Get $get) => !empty($get('id')))
                            // ->afterStateUpdated(fn ($set) => $set('block_id', null) & $set('name', null) & $set('start_time', null) & $set('duration', null) & $set('end_time', null))
                            ->afterStateUpdated(function ($state, callable $set, callable $get) {
                                $plantId = $get('plant_id');
                                // Ensure `linestop_id` is not cleared
                                if (!$plantId) {
                                    $set('lPlantError', 'Please select a plant first.');
                                    return;
                                }
                                else
                                {
                                    $set('lPlantError', null);
                                }
                            })
                            ->extraAttributes(fn ($get) => [
                                'class' => $get('lPlantError') ? 'border-red-500' : '',
                            ])
                            ->hint(fn ($get) => $get('lPlantError') ? $get('lPlantError') : null)
                            ->hintColor('danger'),
                        Forms\Components\TextInput::make('name')
                            ->required()
                            ->placeholder('Scan the valid name')
                            ->autofocus(true)
                            // ->unique(
                            //     ignoreRecord: true,
                            //     modifyRuleUsing: function (Unique $rule) {
                            //         return $rule->where('plant_id', $this->data['plant_id']);
                            //     }
                            // )
                            // ->rule(function () {
                            //     return function ($attribute, $value, $fail) {
                            //         $exists = Line::where('name', $value)
                            //             ->where('plant_id', request()->input('plant_id'))
                            //             ->exists();

                            //         if ($exists) {
                            //             $fail('The combination of name and plant ID must be unique.');
                            //         }
                            //     };
                            // })
                            ->reactive()
                            ->afterStateUpdated(function ($state, callable $set, callable $get) {
                                $lineNam = $get('name');
                                // Ensure `linestop_id` is not cleared
                                if (!$lineNam) {
                                    $set('lNameError', 'Scan the valid name.');
                                    return;
                                }
                                else
                                {
                                    // $exists = Line::where('name', $lineNam)
                                    //     ->where('plant_id', $get('plant_id'))
                                    //     ->exists();

                                    // if ($exists) {
                                    //     $set('name', null);
                                    //     $set('lNameError', 'The name has already been taken.');
                                    //     // $set('lNameError', 'The combination of name and plant ID must be unique.');
                                    //     return;
                                    // }
                                    $set('lNameError', null);
                                }
                            })
                            ->extraAttributes(fn ($get) => [
                                'class' => $get('lNameError') ? 'border-red-500' : '',
                            ])
                            ->hint(fn ($get) => $get('lNameError') ? $get('lNameError') : null)
                            ->hintColor('danger')
                            ->rule(function (callable $get) {
                                return Rule::unique('lines', 'name')
                                    ->where('plant_id', $get('plant_id'))
                                    ->ignore($get('id')); // Ignore current record during updates
                            }),
                        // Forms\Components\TextInput::make('type')
                        //     ->required()
                        //     ->placeholder('Scan the valid type')
                        //     ->reactive()
                        //     ->afterStateUpdated(function ($state, callable $set, callable $get) {
                        //         $lineTyp = $get('type');
                        //         // Ensure `linestop_id` is not cleared
                        //         if (!$lineTyp) {
                        //             $set('lTypeError', 'Scan the valid type.');
                        //             return;
                        //         }
                        //         else
                        //         {
                        //             $set('lTypeError', null);
                        //         }
                        //     })
                        //     ->extraAttributes(fn ($get) => [
                        //         'class' => $get('lTypeError') ? 'border-red-500' : '',
                        //     ])
                        //     ->hint(fn ($get) => $get('lTypeError') ? $get('lTypeError') : null)
                        //     ->hintColor('danger'),
                        Forms\Components\Select::make('type')
                            ->label('Type')
                            ->required()
                            ->options([
                                'Sub Assembly Serial' => 'Sub Assembly Serial',
                                'Sub Assembly Lot' => 'Sub Assembly Lot',
                                'Base FG Line' => 'Base FG Line',
                                'SFG Line' => 'SFG Line',
                                'FG Line' => 'FG Line',
                                'Machining Cell' => 'Machining Cell',
                                'Blanking Cell' => 'Blanking Cell',
                                'Forming Cell' => 'Forming Cell',
                                'Welding Cell' => 'Welding Cell',
                                'Die-Casting Cell' => 'Die-Casting Cell',
                                'Brazzing Cell' => 'Brazzing Cell',
                            ])
                            ->searchable()
                            ->reactive()
                            ->afterStateUpdated(function ($state, callable $set, callable $get) {
                                $lineTyp = $get('type');
                                // Ensure `linestop_id` is not cleared
                                if (!$lineTyp) {
                                    $set('lTypeError', 'Scan the valid type.');
                                    return;
                                }
                                else
                                {
                                    $set('lTypeError', null);
                                }
                            })
                            ->extraAttributes(fn ($get) => [
                                'class' => $get('lTypeError') ? 'border-red-500' : '',
                            ])
                            ->hint(fn ($get) => $get('lTypeError') ? $get('lTypeError') : null)
                            ->hintColor('danger'),
                        Forms\Components\TextInput::make('group_work_center')
                            ->label('Group Work Center')
                            ->placeholder('Scan the valid Group Work Center'),
                        Forms\Components\TextInput::make('id')
                            ->hidden()
                            ->readOnly(),
                    ])
                    ->columns(2),
            ]);
    }

    public static function table(Table $table): Table
    {
        return $table
            ->columns([
                // Tables\Columns\TextColumn::make('id')
                //     ->label('ID')
                //     ->numeric()
                //     ->sortable(),
                Tables\Columns\TextColumn::make('No.')
                    ->label('No.')
                    ->getStateUsing(function ($record, $livewire, $column, $rowLoop) {
                        $paginator = $livewire->getTableRecords();
                        $perPage = method_exists($paginator, 'perPage') ? $paginator->perPage() : 10;
                        $currentPage = method_exists($paginator, 'currentPage') ? $paginator->currentPage() : 1;
                        return ($currentPage - 1) * $perPage + $rowLoop->iteration;
                    }),
                Tables\Columns\TextColumn::make('plant.name')
                    ->label('Plant')
                    ->alignCenter()
                    ->sortable()
                    ->searchable(),
                Tables\Columns\TextColumn::make('name')
                    ->label('Line')
                    ->alignCenter()
                    ->sortable()
                    ->searchable(),
                Tables\Columns\TextColumn::make('type')
                    ->label('Type')
                    ->alignCenter()
                    ->sortable()
                    ->searchable(),
                Tables\Columns\TextColumn::make('group_work_center')
                    ->label('Group Work Center')
                    ->alignCenter()
                    ->sortable()
                    ->searchable(),
                Tables\Columns\TextColumn::make('created_at')
                    ->label('Created At')
                    ->dateTime()
                    ->alignCenter()
                    ->sortable(),
                Tables\Columns\TextColumn::make('updated_at')
                    ->label('Updated At')
                    ->dateTime()
                    ->alignCenter()
                    ->sortable()
                    ->toggleable(isToggledHiddenByDefault: true),
                Tables\Columns\TextColumn::make('deleted_at')
                    ->label('Deleted At')
                    ->dateTime()
                    ->alignCenter()
                    ->sortable()
                    ->toggleable(isToggledHiddenByDefault: true),
            ])
            ->filters([
                Tables\Filters\TrashedFilter::make(),
            ])
            ->actions([
                Tables\Actions\ViewAction::make(),
                Tables\Actions\EditAction::make(),
            ])
            ->bulkActions([
                Tables\Actions\BulkActionGroup::make([
                    Tables\Actions\DeleteBulkAction::make(),
                    Tables\Actions\ForceDeleteBulkAction::make(),
                    Tables\Actions\RestoreBulkAction::make(),
                ]),
            ])
            ->headerActions([
                ImportAction::make()
                    ->importer(LineImporter::class)
                    ->visible(function() {
                        return Filament::auth()->user()->can('view import line');
                    }),
                ExportAction::make()
                    ->exporter(LineExporter::class)
                    ->visible(function() {
                        return Filament::auth()->user()->can('view export line');
                    }),
            ]);
    }

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

    public static function getPages(): array
    {
        return [
            'index' => Pages\ListLines::route('/'),
            'create' => Pages\CreateLine::route('/create'),
            'view' => Pages\ViewLine::route('/{record}'),
            'edit' => Pages\EditLine::route('/{record}/edit'),
        ];
    }

    public static function getEloquentQuery(): Builder
    {
        return parent::getEloquentQuery()
            ->withoutGlobalScopes([
                SoftDeletingScope::class,
            ]);
    }
}