<?php

namespace App\Repositories;

use App\Models\Supplier;

class SupplierRepository
{
    /**
     * @param  array<string, mixed>  $data
     */
    public function create(array $data): Supplier
    {
        $supplier = Supplier::create($this->extractSupplierAttributes($data));
        $this->syncCategories($supplier, $data['supplier_category_ids'] ?? []);

        return $supplier;
    }

    /**
     * @param  array<string, mixed>  $data
     */
    public function update(Supplier $supplier, array $data): Supplier
    {
        $supplier->update($this->extractSupplierAttributes($data));
        $this->syncCategories($supplier, $data['supplier_category_ids'] ?? []);

        return $supplier->fresh();
    }

    /**
     * @param  array<int|string>|null  $categoryIds
     */
    public function syncCategories(Supplier $supplier, array $categoryIds): void
    {
        $ids = array_values(array_filter(array_map('intval', $categoryIds)));

        $supplier->supplierCategories()->sync($ids);
    }

    /**
     * @param  array<string, mixed>  $data
     * @return array<string, mixed>
     */
    protected function extractSupplierAttributes(array $data): array
    {
        return collect($data)->only([
            'name',
            'url',
            'contact_person',
            'email',
            'phone',
            'country_id',
            'notes',
            'active',
        ])->all();
    }
}