<?php

namespace App\Importer;

use App\Models\Asset;
use App\Models\Component;

class ComponentImporter extends ItemImporter
{
    public function __construct($filename)
    {
        parent::__construct($filename);
    }

    protected function handle($row)
    {
        parent::handle($row);
        $this->createComponentIfNotExists();
    }

    /**
     * Create a component if a duplicate does not exist
     *
     * @author Daniel Melzter
     *
     * @since 3.0
     */
    public function createComponentIfNotExists()
    {
        $component = null;
        $this->log('Creating Component');
        $component = Component::where('name', trim($this->item['name']))
            ->where('serial', trim($this->item['serial']))
            ->first();

        if ($component) {
            $this->log('A matching Component '.$this->item['name'].' with serial '.$this->item['serial'].' already exists.  ');
            if (! $this->updating) {
                $this->log('Skipping Component');

                return;
            }
            $this->log('Updating Component');
            $component->update($this->sanitizeItemForUpdating($component));
            // update() already saves the model, no need to call save() again while Model::unguard() is active
            $component->setImported(true);

            return;
        }
        $this->log('No matching component, creating one');
        $component = new Component;
        $component->created_by = auth()->id();
        $component->fill($this->sanitizeItemForStoring($component));

        // This sets an attribute on the Loggable trait for the action log
        $component->setImported(true);
        if ($component->save()) {
            $this->log('Component '.$this->item['name'].' was created');

            // If we have an asset tag, checkout to that asset.
            if (isset($this->item['asset_tag']) && ($asset = Asset::where('asset_tag', $this->item['asset_tag'])->first())) {
                if (! $component->canCheckoutTo($asset)) {
                    $this->log(trans('general.error_checkout_company_mismatch', [
                        'item' => trans('general.component').' "'.$component->name.'"',
                        'item_company' => $component->company?->name ?? trans('general.unassigned'),
                        'target' => trans('general.asset').' "'.$asset->display_name.'"',
                    ]));
                } else {
                    $component->assets()->attach($component->id, [
                        'component_id' => $component->id,
                        'created_by' => auth()->id(),
                        'created_at' => date('Y-m-d H:i:s'),
                        'assigned_qty' => 1, // Only assign the first one to the asset
                        'asset_id' => $asset->id,
                    ]);
                }
            }

            return;
        }
        $this->logError($component, 'Component');
    }
}