<?php

namespace App\Filament\Resources;

use App\Filament\Exports\PalletValidationExporter;
use App\Filament\Imports\PalletValidationImporter;
use App\Filament\Resources\PalletValidationResource\Pages;
use App\Filament\Resources\PalletValidationResource\RelationManagers;
use App\Models\Item;
use App\Models\PalletValidation;
use App\Models\Plant;
use App\Models\StickerMaster;
use Filament\Facades\Filament;
use Filament\Forms;
use Filament\Forms\Components\Section;
use Filament\Forms\Form;
use Filament\Resources\Resource;
use Filament\Tables;
use Filament\Tables\Table;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\SoftDeletingScope;
use Filament\Forms\Components\Actions;
use Filament\Notifications\Notification;
use Filament\Tables\Actions\ExportAction;
use Filament\Tables\Actions\ImportAction;
use Log;
use Filament\Tables\Actions\Action;
use Filament\Forms\Components\DateTimePicker;
use Filament\Tables\Filters\Filter;
use Filament\Forms\Components\Select;
use Filament\Forms\Components\TextInput;


class PalletValidationResource extends Resource
{
    protected static ?string $model = PalletValidation::class;

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

    public static function form(Form $form): Form
    {

        return $form
            ->schema([
                Section::make('')
            ->schema([
                Forms\Components\Select::make('plant_id')
                    ->label('Plant')
                    ->relationship('plant', 'name')
                    ->required()
                    ->reactive()
                    ->afterStateUpdated(function ($state, callable $set) {
                            $set('pallet_number', null);
                            $set('serial_number', null);
                            $set('removeSno_number', null);
                            $set('Sno_quantity', 0);
                            $set('pending_pallet_list', null);
                    }),
                Forms\Components\TextInput::make('pallet_number')
                    ->label('Scan Pallet No')
                    ->reactive()
                    ->required()
                    ->readonly() //fn ($get) => (bool)$get('pallet_number_locked') || $get('serial_number') || $get('removeSno_number')
                    ->extraAttributes([
                        'x-data' => '{ value: "" }',
                        'x-model' => 'value',
                        'x-on:keydown.enter.prevent' => '$wire.processPalletNo()',
                    ])
                    ->suffixAction(fn ($get,$set) =>
                    Forms\Components\Actions\Action::make('addPallet')
                    ->label('')
                    ->button()
                    ->icon('heroicon-o-plus')
                    ->color('primary')
                    ->extraAttributes([
                        'class' => 'p-1 w-7 h-7',
                    ])
                    ->action(function ($get, $set, $livewire) {
                        $plantId = $get('plant_id');

                        $user = Filament::auth()->user();

                        $operatorName = $user->name;

                        $clickedTime = now();

                        $created = $operatorName;

                        session(['pallet_clicked_time' => $clickedTime->toDateTimeString()]);

                        session(['pallet_created_by' => $created]);

                        $year = now()->format('y');
                        $month = now()->format('m');
                        $prefix = "EP-{$year}{$month}";
                        $lastPallet = PalletValidation::where('pallet_number', 'like', "{$prefix}%")
                            ->where('plant_id', $plantId)
                            ->orderByDesc('pallet_number')
                            ->first();
                        $newNumber = $lastPallet
                            ? str_pad(intval(substr($lastPallet->pallet_number, -3)) + 1, 3, '0', STR_PAD_LEFT)
                            : '001';
                        $newPalletNumber = "{$prefix}{$newNumber}";

                        $set('pallet_number', $newPalletNumber);
                        $set('pallet_number_locked', true);
                        $set('plant_id', $plantId);

                        $livewire->redirectToQrPdf($newPalletNumber);
                    })
                ),

                Forms\Components\TextInput::make('serial_number')
                    ->label('Scan Serial No')
                    ->reactive()
                    ->readOnly(fn (callable $get) => !$get('pallet_number') || $get('removeSno_number'))
                    ->extraAttributes([
                        'x-on:keydown.enter.prevent' => '$wire.processPalletSNo()',
                    ]),
                Forms\Components\TextInput::make('removeSno_number')
                    ->label('Remove Serial No')
                    ->reactive()
                    ->readOnly(fn (callable $get) =>  !$get('pallet_number') || $get('serial_number'))
                    ->extraAttributes([
                        'x-data' => '{ value: "" }',
                        'x-model' => 'value',
                        'x-on:keydown.enter.prevent' => '$wire.processRemoveSNo()',
                    ]),

                Forms\Components\TextInput::make('Sno_quantity')
                    ->label('SNo. Quantity')
                    ->readOnly()
                    ->default('0'),
                Forms\Components\Hidden::make('created_by')
                    ->default(Filament::auth()->user()?->name),
                Forms\Components\Hidden::make('scanned_by')
                    ->default(Filament::auth()->user()?->name),
                Forms\Components\Hidden::make('pallet_number_locked')
                    ->default(false),
                Forms\Components\Select::make('pending_pallet_list')
                    ->label('Pending Pallet List')
                    ->reactive()
                    ->afterStateUpdated(function ($state, callable $set) {
                        $set('pallet_number', $state);
                        $set('pallet_number_locked', false);
                    })
                    ->options(function ($get) {

                        $plantId = $get('plant_id');

                        if (!$plantId) {
                            return [];
                        }
                        return PalletValidation::query()
                            ->where('plant_id', $plantId)
                            ->where(function($query) {
                                $query->whereNull('pallet_status')
                                      ->orWhere('pallet_status', '');
                            })
                            ->whereNotNull('pallet_number')
                            ->orderBy('pallet_number', 'asc')
                            ->pluck('pallet_number')
                            ->unique()
                            ->mapWithKeys(fn($number) => [$number => $number])
                            ->toArray();
                    }),

                Forms\Components\View::make('forms.components.save-pallet-button')
                ])
                ->columns(5),
                Forms\Components\TextInput::make('id')
                    ->hidden()
                    ->readOnly(),

            ]);
    }

    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.')
                    ->alignCenter()
                    ->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')
                    ->searchable()
                    ->alignCenter()
                    ->sortable(),
                Tables\Columns\TextColumn::make('pallet_number')
                    ->label('Pallet Number')
                    ->searchable()
                    ->alignCenter()
                    ->sortable(),
                Tables\Columns\TextColumn::make('serial_number')
                    ->label('Serial Number')
                    ->searchable()
                    ->alignCenter()
                    ->sortable(),
                Tables\Columns\TextColumn::make('pallet_status')
                    ->label('Pallet Status')
                    ->searchable()
                    ->alignCenter()
                    ->sortable(),
                Tables\Columns\TextColumn::make('locator_number')
                    ->label('Locator Number')
                    ->searchable()
                    ->alignCenter()
                    ->sortable(),
                Tables\Columns\TextColumn::make('locator_quantity')
                    ->label('Locator Quantity')
                    ->alignCenter()
                    ->sortable(),
                Tables\Columns\TextColumn::make('created_by')
                    ->label('Created By')
                    ->alignCenter()
                    ->sortable(),
                Tables\Columns\TextColumn::make('scanned_by')
                    ->label('Scanned By')
                    ->alignCenter()
                    ->sortable(),
                Tables\Columns\TextColumn::make('updated_by')
                    ->label('Updated By')
                    ->alignCenter()
                    ->sortable(),
                Tables\Columns\TextColumn::make('created_at')
                    ->dateTime()
                    ->alignCenter()
                    ->sortable(),
                Tables\Columns\TextColumn::make('updated_at')
                    ->dateTime()
                    ->alignCenter()
                    ->sortable()
                    ->toggleable(isToggledHiddenByDefault: true),
                Tables\Columns\TextColumn::make('scanned_at')
                    ->dateTime()
                    ->alignCenter()
                    ->sortable()
                    ->toggleable(isToggledHiddenByDefault: true),
                Tables\Columns\TextColumn::make('deleted_at')
                    ->dateTime()
                    ->alignCenter()
                    ->sortable()
                    ->toggleable(isToggledHiddenByDefault: true),
            ])
            // ->filters([
            //     Tables\Filters\TrashedFilter::make(),
            // ])
            ->filters([
                Tables\Filters\TrashedFilter::make(),
                Filter::make('advanced_filters')
                ->label('Advanced Filters')
                ->form([
                    Select::make('Plant')
                        ->label('Select Plant')
                        ->nullable()
                        ->options(function () {
                            return Plant::pluck('name', 'id');
                        })
                        ->reactive()
                        ->afterStateUpdated(function ($state, callable $set, callable $get): void {
                            $set('pallet_number', null);
                            $set('serial_number', null);
                            $set('pallet_status', null);
                            $set('locator_number', null);
                            $set('locator_quantity', null);
                            $set('created_from', null);
                            $set('created_to', null);
                            $set('created_by', null);
                            $set('scanned_from', null);
                            $set('scanned_to', null);
                            $set('scanned_by', null);
                        }),
                    Select::make('pallet_number')
                        ->label('Pallet Number')
                        ->options(function (callable $get) {
                            $plantId = $get('Plant');
                            if (!$plantId) {
                                return [];
                            }
                            return PalletValidation::where('plant_id', $plantId)
                                ->whereNotNull('pallet_number')
                                ->where('pallet_number','!=', '')
                                ->orderBy('pallet_number', 'asc')
                                ->get()
                                ->unique('pallet_number')
                                ->pluck('pallet_number', 'pallet_number')
                                ->toArray();
                        })
                        ->searchable()
                        ->reactive(),
                    TextInput::make('serial_number')
                        ->label('Serial Number')
                        ->placeholder(placeholder: 'Enter Serial Number'),
                    Select::make('pallet_status')
                        ->label('Pallet Status')
                        ->options([
                            'Completed' => 'Completed',
                        ]),
                    Select::make('locator_number')
                        ->label('Locator Number')
                        ->options(function (callable $get) {
                            $plantId = $get('Plant');
                            if (!$plantId) {
                                return [];
                            }
                            return PalletValidation::where('plant_id', $plantId)
                                ->whereNotNull('locator_number')
                                ->where('locator_number','!=', '')
                                ->orderBy('locator_number', 'asc')
                                ->get()
                                ->unique('locator_number')
                                ->pluck('locator_number', 'locator_number')
                                ->toArray();
                        })
                        ->searchable()
                        ->reactive(),
                    Select::make('locator_quantity')
                        ->label('Locator Quantity')
                         ->options([
                            0 => 0,
                            1 => '1',
                            2 => '2',
                        ])
                        ->reactive(),
                    DateTimePicker::make(name: 'created_from')
                        ->label('Created From')
                        ->placeholder(placeholder: 'Select From DateTime')
                        ->reactive()
                        ->native(false),
                    DateTimePicker::make('created_to')
                        ->label('Created To')
                        ->placeholder(placeholder: 'Select To DateTime')
                        ->reactive()
                        ->native(false),
                    TextInput::make('created_by')
                        ->label('Created By')
                        ->placeholder(placeholder: 'Enter Created By'),
                    DateTimePicker::make(name: 'scanned_from')
                        ->label('Scanned From')
                        ->placeholder(placeholder: 'Select From DateTime')
                        ->reactive()
                        ->native(false),
                    DateTimePicker::make('scanned_to')
                        ->label('Scanned To')
                        ->placeholder(placeholder: 'Select To DateTime')
                        ->reactive()
                        ->native(false),
                    TextInput::make('scanned_by')
                        ->label('Scanned By')
                        ->placeholder(placeholder: 'Enter Scanned By'),
                ])
                ->query(function ($query, array $data) {
                    // Hide all records initially if no filters are applied
                    if (empty($data['Plant']) && empty($data['pallet_number']) && empty($data['serial_number']) && empty($data['pallet_status']) && empty($data['locator_number']) && empty($data['locator_quantity']) && empty($data['created_from']) && empty($data['created_to']) && empty($data['created_by']) && empty($data['scanned_from']) && empty($data['scanned_to']) && empty($data['scanned_by'])) {
                        return $query->whereRaw('1 = 0');
                    }

                    if (!empty($data['Plant'])) { //$plant = $data['Plant'] ?? null
                        $query->where('plant_id', $data['Plant']);
                    }

                    if (!empty($data['pallet_number'])) {
                        $query->where('pallet_number', $data['pallet_number']);
                    }

                    if (!empty($data['serial_number'])) {
                        $query->where('serial_number', $data['serial_number']);
                    }

                    if (!empty($data['pallet_status'])) {
                        $query->where('pallet_status', $data['pallet_status']);
                    }

                    if (!empty($data['locator_number'])) {
                        $query->where('locator_number', $data['locator_number']);
                    }

                    // if (!empty($data['locator_quantity'])) {
                    //     $query->where('locator_quantity', $data['locator_quantity']);
                    // }

                    if (isset($data['locator_quantity']) && $data['locator_quantity'] != '') {
                        $query->where('locator_quantity', (int)$data['locator_quantity']);
                    }

                    if (!empty($data['created_from'])) {
                        $query->where('created_at', '>=', $data['created_from']);
                    }

                    if (!empty($data['created_to'])) {
                        $query->where('created_at', '<=', $data['created_to']);
                    }

                    if (!empty($data['created_by'])) {
                        $query->where('created_by', $data['created_by']);
                    }

                     if (!empty($data['scanned_from'])) {
                        $query->where('scanned_at', '>=', $data['scanned_from']);
                    }

                    if (!empty($data['scanned_to'])) {
                        $query->where('scanned_at', '<=', $data['scanned_to']);
                    }

                    if (!empty($data['scanned_by'])) {
                        $query->where('scanned_by', $data['scanned_by']);
                    }
                })
                ->indicateUsing(function (array $data) {
                    $indicators = [];

                    if (!empty($data['Plant'])) {
                        $indicators[] = 'Plant: ' . Plant::where('id', $data['Plant'])->value('name');
                    }

                    if (!empty($data['pallet_number'])) {
                        $indicators[] = 'Pallet Number: ' . $data['pallet_number'];
                    }

                    if (!empty($data['serial_number'])) {
                        $indicators[] = 'Serial Number: ' . $data['serial_number'];
                    }

                    if (!empty($data['pallet_status'])) {
                        $indicators[] = 'Pallet Status: ' . $data['pallet_status'];
                    }

                    if (!empty($data['locator_number'])) {
                        $indicators[] = 'Locator Number: ' . $data['locator_number'];
                    }

                    // if (!empty($data['locator_quantity'])) {
                    //     $indicators[] = 'Locator Quantity: ' . $data['locator_quantity'];
                    // }
                    if (isset($data['locator_quantity']) && $data['locator_quantity'] !== '') {
                        $indicators[] = 'Locator Quantity: ' . $data['locator_quantity'];
                    }

                    if (!empty($data['created_from'])) {
                        $indicators[] = 'From: ' . $data['created_from'];
                    }

                    if (!empty($data['created_to'])) {
                        $indicators[] = 'To: ' . $data['created_to'];
                    }

                    if (!empty($data['created_by'])) {
                        $indicators[] = 'Created By: ' . $data['created_by'];
                    }
                    if (!empty($data['scanned_from'])) {
                        $indicators[] = 'Scanned From: ' . $data['scanned_from'];
                    }
                    if (!empty($data['scanned_to'])) {
                        $indicators[] = 'Scanned To: ' . $data['scanned_to'];
                    }
                    if (!empty($data['scanned_by'])) {
                        $indicators[] = 'Scanned By: ' . $data['scanned_by'];
                    }

                    return $indicators;
                })
            ])
            ->filtersFormMaxHeight('280px')
            ->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(PalletValidationImporter::class)
                    ->visible(function() {
                        return Filament::auth()->user()->can('view import pallet validation');
                    }),
                ExportAction::make()
                    ->exporter(PalletValidationExporter::class)
                    ->visible(function() {
                        return Filament::auth()->user()->can('view export pallet validation');
                    }),
            ]);
    }

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

    public static function getPages(): array
    {
        return [
            'index' => Pages\ListPalletValidations::route('/'),
            'create' => Pages\CreatePalletValidation::route('/create'),
            'view' => Pages\ViewPalletValidation::route('/{record}'),
            'edit' => Pages\EditPalletValidation::route('/{record}/edit'),
        ];
    }

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