<?php

namespace App\Filament\Tenant\Resources;

use App\Auth\Permissions;
use App\Filament\Tenant\Resources\InjectorProtocolResource\Pages;
use App\Models\Tenant\Client;
use App\Models\Tenant\InjectorProtocol;
use App\Models\Tenant\User;
use App\Models\Tenant\Vehicle;
use App\Models\Tenant\WorkOrder;
use Filament\Actions;
use Filament\Forms;
use Filament\Resources\Resource;
use Filament\Schemas;
use Filament\Schemas\Components\Utilities\Get;
use Filament\Schemas\Components\Utilities\Set;
use Filament\Schemas\Schema;
use Filament\Tables;
use Filament\Tables\Table;

class InjectorProtocolResource extends Resource
{
    protected static ?string $model = InjectorProtocol::class;

    protected static string|\BackedEnum|null $navigationIcon = 'heroicon-o-beaker';

    public static function getNavigationLabel(): string
    {
        return __('nav.label.Protocoale forsunki');
    }

    public static function getNavigationGroup(): ?string
    {
        return __('nav.group.Service');
    }

    protected static ?int $navigationSort = 27;

    public static function getModelLabel(): string
    {
        return __('protocol forsunki');
    }

    public static function getPluralModelLabel(): string
    {
        return __('protocoale forsunki');
    }

    public static function canViewAny(): bool
    {
        return auth()->user()?->canDo(Permissions::INJECTOR_PROTOCOLS_VIEW) ?? false;
    }

    public static function canCreate(): bool
    {
        return auth()->user()?->canDo(Permissions::INJECTOR_PROTOCOLS_CONCLUDE) ?? false;
    }

    public static function canEdit($record): bool
    {
        return auth()->user()?->canDo(Permissions::INJECTOR_PROTOCOLS_CONCLUDE) ?? false;
    }

    public static function form(Schema $schema): Schema
    {
        return $schema->components([
            Schemas\Components\Section::make(__('Date auto & client'))
                ->columns(3)
                ->schema([
                    Forms\Components\TextInput::make('protocol_number')
                        ->label(__('Nr. protocol'))
                        ->disabled()
                        ->dehydrated(false)
                        ->placeholder(__('Generat automat')),
                    Forms\Components\Select::make('source_type')
                        ->label(__('Sursă'))
                        ->options(\App\Support\I18n::opts(InjectorProtocol::SOURCE_TYPES))
                        ->default('client')
                        ->required(),
                    Forms\Components\TextInput::make('source_name')
                        ->label(__('Autoservis / Client'))
                        ->required()
                        ->maxLength(160),

                    Forms\Components\Select::make('client_id')
                        ->label(__('Client CRM'))
                        ->options(fn () => Client::pluck('name', 'id'))
                        ->searchable()
                        ->live()
                        ->afterStateUpdated(function ($state, Set $set) {
                            if ($state && $c = Client::find($state)) {
                                $set('source_name', $c->name);
                                $set('phone', $c->phone);
                            }
                        }),
                    Forms\Components\Select::make('vehicle_id')
                        ->label(__('Auto CRM'))
                        ->options(fn (Get $get) => $get('client_id')
                            ? Vehicle::where('client_id', $get('client_id'))
                                ->get()->mapWithKeys(fn ($v) => [$v->id => "{$v->make} {$v->model} {$v->plate}"])->toArray()
                            : Vehicle::get()->mapWithKeys(fn ($v) => [$v->id => "{$v->make} {$v->model} {$v->plate}"])->toArray())
                        ->searchable()
                        ->live()
                        ->afterStateUpdated(function ($state, Set $set) {
                            if ($state && $v = Vehicle::find($state)) {
                                $set('car_model', trim(($v->make ?? '') . ' ' . ($v->model ?? '')));
                                $set('plate_number', $v->plate);
                                $set('vin', $v->vin);
                                $set('year', $v->year);
                                $set('mileage', $v->mileage);
                            }
                        }),
                    Forms\Components\Select::make('work_order_id')
                        ->label(__('Fișă lucru (opțional)'))
                        ->options(fn () => WorkOrder::orderBy('id', 'desc')->limit(50)
                            ->get()->mapWithKeys(fn ($w) => [$w->id => "{$w->number} — " . ($w->client?->name ?? '?')])->toArray())
                        ->searchable(),

                    Forms\Components\TextInput::make('phone')->label(__('Telefon'))->tel()->maxLength(40),
                    Forms\Components\TextInput::make('plate_number')->label(__('Nr. înmatriculare'))->maxLength(32),
                    Forms\Components\TextInput::make('vin')->label(__('VIN'))->maxLength(17),
                    Forms\Components\TextInput::make('car_model')->label(__('Model auto'))->maxLength(120),
                    Forms\Components\TextInput::make('year')->label(__('An'))->numeric()->minValue(1950)->maxValue(2100),
                    Forms\Components\TextInput::make('mileage')->label(__('Kilometraj'))->numeric()->suffix(__('km')),
                    Forms\Components\TextInput::make('injector_brand')->label(__('Marca injectoarelor'))->maxLength(60),
                    Forms\Components\TextInput::make('injector_count')->label(__('Nr. injectoare'))
                        ->numeric()->minValue(1)->maxValue(8)->default(8)->required(),
                ]),

            Schemas\Components\Section::make(__('Cauza adresării'))
                ->columns(3)
                ->schema([
                    Forms\Components\Checkbox::make('reason_new_injectors')->label(__('Injectoare noi')),
                    Forms\Components\Checkbox::make('reason_engine_overhaul')->label(__('Reparație capitală motor')),
                    Forms\Components\Checkbox::make('reason_check')->label(__('Verificare / diagnostic')),
                ]),

            Schemas\Components\Section::make(__('Măsurători mecanica injectoarelor'))
                ->description(__('8 forsunki × 6 măsurători (Înainte / După). Introducerea se face pe rând.'))
                ->schema([
                    Forms\Components\Repeater::make('rows')
                        ->label('')
                        ->relationship('rows')
                        ->schema([
                            Forms\Components\TextInput::make('position')
                                ->label(__('№'))
                                ->numeric()->minValue(1)->maxValue(8)->required()
                                ->disabled()->dehydrated(true),
                            Forms\Components\TextInput::make('resistance_before')->label(__('Rezistență ÎNAINTE'))->numeric()->step(0.01)->suffix('Ω'),
                            Forms\Components\TextInput::make('resistance_after')->label(__('DUPĂ'))->numeric()->step(0.01)->suffix('Ω'),
                            Forms\Components\TextInput::make('open_time_before')->label(__('Deschidere ÎNAINTE'))->numeric()->step(0.01)->suffix('ms'),
                            Forms\Components\TextInput::make('open_time_after')->label(__('DUPĂ'))->numeric()->step(0.01)->suffix('ms'),
                            Forms\Components\TextInput::make('close_time_before')->label(__('Închidere ÎNAINTE'))->numeric()->step(0.01)->suffix('ms'),
                            Forms\Components\TextInput::make('close_time_after')->label(__('DUPĂ'))->numeric()->step(0.01)->suffix('ms'),
                            Forms\Components\TextInput::make('close_time_kz_before')->label(__('Închidere KZ ÎNAINTE'))->numeric()->step(0.01)->suffix('ms'),
                            Forms\Components\TextInput::make('close_time_kz_after')->label(__('DUPĂ'))->numeric()->step(0.01)->suffix('ms'),
                            Forms\Components\TextInput::make('flow_before')->label(__('Debit ÎNAINTE'))->numeric()->step(0.01)->suffix(__('ml')),
                            Forms\Components\TextInput::make('flow_after')->label(__('DUPĂ'))->numeric()->step(0.01)->suffix(__('ml')),
                            Forms\Components\TextInput::make('tightness_before')->label(__('Etanșeitate ÎNAINTE'))->maxLength(20),
                            Forms\Components\TextInput::make('tightness_after')->label(__('DUPĂ'))->maxLength(20),
                        ])
                        ->columns(2)
                        ->itemLabel(fn (array $state) => __('Forsunka') . ' #' . ($state['position'] ?? '?'))
                        ->addable(false)
                        ->deletable(false)
                        ->reorderable(false)
                        ->collapsed(fn ($record) => (bool) $record),
                ]),

            Schemas\Components\Section::make(__('Заключение'))
                ->columns(3)
                ->schema([
                    Forms\Components\Checkbox::make('conclusion_ok')
                        ->label(__('Injectoarele în normă, apte pentru exploatare')),
                    Forms\Components\Checkbox::make('conclusion_needs_cleaning')
                        ->label(__('Necesită curățare repetată')),
                    Forms\Components\Checkbox::make('conclusion_needs_replacement')
                        ->label(__('Recomandată înlocuire')),
                    Forms\Components\Textarea::make('master_comment')
                        ->label(__('Comentariu / recomandări maistru'))
                        ->rows(3)
                        ->columnSpanFull(),
                    Forms\Components\Select::make('master_id')
                        ->label(__('Maistru'))
                        ->options(fn () => User::whereIn('role', ['mechanic', 'admin', 'owner'])
                            ->pluck('name', 'id'))
                        ->searchable(),
                    Forms\Components\TextInput::make('master_name_signed')
                        ->label(__('Semnat de (manual)'))
                        ->maxLength(120)
                        ->helperText(__('Doar dacă maistrul nu e în listă.')),
                    Forms\Components\DatePicker::make('issue_date')
                        ->label(__('Data emiterii'))
                        ->default(today()),
                    Forms\Components\Checkbox::make('client_acknowledged')
                        ->label(__('Client informat / a luat cunoștință'))
                        ->columnSpanFull(),
                ]),
        ]);
    }

    public static function table(Table $table): Table
    {
        return $table
            ->columns([
                Tables\Columns\TextColumn::make('protocol_number')
                    ->label(__('Nr. protocol'))
                    ->searchable()
                    ->sortable()
                    ->copyable()
                    ->weight('bold'),
                Tables\Columns\TextColumn::make('issue_date')
                    ->label(__('Data'))
                    ->date('d.m.Y')
                    ->sortable()
                    ->placeholder('—'),
                Tables\Columns\TextColumn::make('source_name')
                    ->label(__('Autoservis / Client'))
                    ->searchable()
                    ->wrap(),
                Tables\Columns\TextColumn::make('plate_number')
                    ->label(__('Nr. auto'))
                    ->searchable()
                    ->placeholder('—'),
                Tables\Columns\TextColumn::make('injector_brand')
                    ->label(__('Marca'))
                    ->placeholder('—')
                    ->toggleable(),
                Tables\Columns\TextColumn::make('injector_count')
                    ->label(__('Injectoare'))
                    ->alignCenter(),
                Tables\Columns\IconColumn::make('conclusion_ok')
                    ->label(__('OK'))
                    ->boolean()
                    ->toggleable(),
                Tables\Columns\IconColumn::make('conclusion_needs_cleaning')
                    ->label(__('Curățare'))
                    ->boolean()
                    ->toggleable(),
                Tables\Columns\IconColumn::make('conclusion_needs_replacement')
                    ->label(__('Înlocuire'))
                    ->boolean()
                    ->toggleable(),
                Tables\Columns\TextColumn::make('master.name')
                    ->label(__('Maistru'))
                    ->placeholder('—')
                    ->toggleable(),
                Tables\Columns\TextColumn::make('created_at')
                    ->label(__('Creat'))
                    ->dateTime('d.m.Y H:i')
                    ->toggleable(isToggledHiddenByDefault: true),
            ])
            ->filters([
                Tables\Filters\SelectFilter::make('source_type')
                    ->label(__('Sursă'))
                    ->options(\App\Support\I18n::opts(InjectorProtocol::SOURCE_TYPES)),
                Tables\Filters\Filter::make('needs_action')
                    ->label(__('Necesită acțiune'))
                    ->query(fn ($q) => $q->where(fn ($q) => $q
                        ->where('conclusion_needs_cleaning', true)
                        ->orWhere('conclusion_needs_replacement', true))),
            ])
            ->actions([
                Actions\Action::make('pdf')
                    ->label(__('PDF'))
                    ->icon('heroicon-m-document-magnifying-glass')
                    ->color('gray')
                    ->modalHeading(fn (InjectorProtocol $r) => __('Protocol') . ' ' . $r->protocol_number)
                    ->modalSubmitAction(false)
                    ->modalCancelActionLabel(__('Închide'))
                    ->modalWidth('7xl')
                    ->modalContent(fn (InjectorProtocol $r) => view('filament.tenant.pdf-preview', [
                        'pdfUrl' => route('tenant.injector-protocols.pdf', ['record' => $r->id]),
                        'downloadUrl' => route('tenant.injector-protocols.pdf', ['record' => $r->id, 'download' => 1]),
                    ])),
                Actions\EditAction::make(),
                Actions\DeleteAction::make(),
            ])
            ->emptyStateHeading(__('Niciun protocol'))
            ->emptyStateDescription(__('Creează primul protocol de diagnostic forsunki. Numărul se generează automat (PS-{tenant}-{an}-{seq}).'))
            ->emptyStateIcon('heroicon-o-beaker')
            ->defaultSort('created_at', 'desc');
    }

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