<?php

namespace App\Filament\Resources;

use App\Filament\Resources\UserResource\Pages;
use App\Models\Department;
use App\Models\User;
use App\Services\ACL\RoleService;
use App\Services\TimezoneList;
use Filament\Forms;
use Filament\Forms\Components\DateTimePicker;
use Filament\Forms\Components\FileUpload;
use Filament\Forms\Components\Select;
use Filament\Forms\Components\Textarea;
use Filament\Forms\Components\TextInput;
use Filament\Forms\Components\Toggle;
use Filament\Forms\Form;
use Filament\Forms\Get;
use Filament\Resources\Resource;
use Filament\Tables;
use Filament\Tables\Actions\BulkActionGroup;
use Filament\Tables\Actions\EditAction;
use Filament\Tables\Actions\ViewAction;
use Filament\Tables\Columns\ImageColumn;
use Filament\Tables\Columns\TextColumn;
use Filament\Tables\Table;
use Illuminate\Support\Facades\Hash;
use Illuminate\Support\Str;
use Livewire\Features\SupportFileUploads\TemporaryUploadedFile;
use Ramsey\Uuid\Uuid;

class UserResource extends Resource
{
    protected static ?string $model = User::class;

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

    public static function form(Form $form): Form
    {
        $isCreate = $form->getOperation() === 'create';

        return $form
            ->schema([
                Forms\Components\TextInput::make('guid')
                    ->label('Unique ID')
                    ->default(sprintf('USR-%s', Str::of(Uuid::uuid4())->lower()))
                    ->disabled()
                    ->dehydrated()
                    ->required()
                    ->maxLength(40)
                    ->unique(ignoreRecord: true),
                Toggle::make('is_active')
                    ->required(),
                TextInput::make('prefix')
                    ->maxLength(80),
                TextInput::make('first_name')
                    ->required()
                    ->maxLength(120),
                TextInput::make('last_name')
                    ->maxLength(120),
                TextInput::make('display_name')
                    ->required()
                    ->maxLength(160),
                TextInput::make('username')
                    ->unique(ignoreRecord: true)
                    ->required()
                    ->maxLength(24),
                TextInput::make('password')
                    ->password()
                    ->revealable()
                    ->dehydrated(fn ($state) => filled($state))
                    ->dehydrateStateUsing(fn ($state) => Hash::make($state))
                    ->required(fn (string $context): bool => $context === 'create')
                    ->maxLength(32),
                TextInput::make('phone')
                    ->unique(ignoreRecord: true)
                    ->tel()
                    ->telRegex('/^\+?[1-9]\d{8,14}$/')
                    ->maxLength(80),
                TextInput::make('email')
                    ->unique(ignoreRecord: true)
                    ->email()
                    ->maxLength(80),
                DateTimePicker::make('email_verified_at'),
                TextInput::make('profile_photo_path')
                    ->maxLength(255),
                FileUpload::make('signature_image_path')
                    ->disk('public')
                    ->visibility('public')
                    ->directory('signatures')
                    ->preserveFilenames()
                    ->getUploadedFileNameForStorageUsing(
                        function (TemporaryUploadedFile $file) {
                            return Str::of(pathinfo($file->getClientOriginalName(), PATHINFO_FILENAME))
                                ->slug()
                                ->prepend(now()->timestamp . '_')
                                ->append('.' . $file->getClientOriginalExtension());
                        }
                    )
                    ->image(),
                Textarea::make('signature_text')
                    ->columnSpanFull(),
                Select::make('organization_id')
                    ->label('Organization')
                    ->live()
                    ->relationship('organization', 'name'),
                Select::make('department_id')
                    ->label('Department')
                    ->options(function (Get $get) {
                        $organization_id = $get('organization_id');
                        $result = [];
                        if ($organization_id != null) {
                            $result = Department::active()->organization($organization_id)->pluck('name', 'id')->toArray();
                        }

                        return $result;
                    }),
                Select::make('roles')
                    ->relationship('roles', 'name')
                    ->multiple()
                    ->required(fn (string $context): bool => $context === 'create')
                    ->searchable()
                    // ->options(RoleService::select())
                    ->afterStateUpdated(function ($state, User $user) {
                        $user->assignRole($state);
                    }),
                Select::make('timezone')
                    ->options(
                        (new TimezoneList)->splitGroup(true)->toArray(false)
                    )
                    ->required()
                    ->default('Asia/Dhaka'),
            ]);
    }

    public static function table(Table $table): Table
    {
        return $table
            ->columns([
                Tables\Columns\IconColumn::make('is_active')
                    ->label('Active?')
                    ->boolean(),
                TextColumn::make('display_name')
                    ->label('Name')
                    ->searchable(),
                TextColumn::make('username')
                    ->searchable(),
                TextColumn::make('email')
                    ->searchable(),
                // ImageColumn::make('signature_image_path'),
                TextColumn::make('organization.name')
                    ->label('Org')
                    ->badge()
                    ->sortable(),
                TextColumn::make('department.name')
                    ->label('Dept')
                    ->sortable(),
                TextColumn::make('created_at')
                    ->dateTime()
                    ->sortable()
                    ->toggleable(isToggledHiddenByDefault: true),
                TextColumn::make('guid')
                    ->limit(16)
                    ->searchable(),
            ])
            ->filters([
                //
            ])
            ->actions([
                ViewAction::make(),
                EditAction::make(),
            ])
            ->bulkActions([
                BulkActionGroup::make([
                    Tables\Actions\DeleteBulkAction::make(),
                ]),
            ]);
    }

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

    public static function getPages(): array
    {
        return [
            'index' => Pages\ListUsers::route('/'),
            'create' => Pages\CreateUser::route('/create'),
            'view' => Pages\ViewUser::route('/{record}'),
            'edit' => Pages\EditUser::route('/{record}/edit'),
        ];
    }
}