<?php

namespace Koneko\VuexyStoreManager\Services;

use Illuminate\Support\Facades\DB;
use Illuminate\Support\Str;

class StoreCatalogService
{
    /**
     * Definición de catálogos disponibles.
     */
    protected array $catalogs = [
        'stores' => [
            'table' => 'stores',
            'key' => 'id',
            'value' => 'name AS item',
            'order_by' => 'name',
            'search_columns' => ['code', 'name'],
            'use_status' => true,
            'limit' => 50
        ],
        'work_centers' => [
            'table' => 'store_work_centers',
            'key' => 'id',
            'value' => "CONCAT_WS(' - ', code , name) as item",
            'search_columns' => ['code', 'name'],
            'extra_conditions' => ['store_id'],
            'limit' => 50
        ],
        'currencies' => [
            'table' => 'currencies',
            'key' => 'code',
            'value' => "CONCAT_WS(' - ', code , name) as item",
            'order_by' => 'name',
            'search_columns' => ['code', 'name'],
            'limit' => 20
        ],
        'email_transactions' => [
            'table' => 'email_transactions',
            'key' => 'id',
            'value' => "CONCAT('Email ', id) as item",
            'order_by' => 'created_at',
            'limit' => 10
        ]
    ];

    /**
     * Busca en un catálogo definido.
     *
     * @param string $catalog  Nombre del catálogo.
     * @param string $searchTerm Término de búsqueda opcional.
     * @param array $options Opciones adicionales de filtrado.
     * @return array
     */
    public function searchCatalog(string $catalog, string $searchTerm = '', array $options = []): array
    {
        if (!isset($this->catalogs[$catalog])) {
            return [];
        }

        $config = $this->catalogs[$catalog];

        $query = DB::table($config['table']);

        // Selección de columnas
        $query->selectRaw("{$config['key']}, {$config['value']}");

        // Filtrar por estado si es necesario
        if (($config['use_status'] ?? false) === true) {
            $query->where('status', $options['status'] ?? true);
        }

        // Aplicar filtros adicionales
        if (!empty($config['extra_conditions'])) {
            foreach ($config['extra_conditions'] as $field) {
                if (isset($options[$field])) {
                    $query->where($field, $options[$field]);
                }
            }
        }

        // Aplicar búsqueda si se proporciona un término
        if (!empty($searchTerm) && !empty($config['search_columns'])) {
            $query->where(function ($subQuery) use ($config, $searchTerm) {
                foreach ($config['search_columns'] as $column) {
                    $subQuery->orWhere($column, 'LIKE', "%{$searchTerm}%");
                }
            });
        }

        // Ordenación
        $query->orderBy($config['order_by'] ?? $config['key'], 'asc');

        // Límite de resultados
        if (isset($config['limit'])) {
            $query->limit($config['limit']);
        }

        // Modos de salida: `raw`, `select2`, `pluck`
        $rawMode = $options['rawMode'] ?? false;
        $select2Mode = $options['select2Mode'] ?? false;

        if ($rawMode) {
            return $query->get()->toArray();
        }

        if ($select2Mode) {
            return $query->get()->map(fn ($row) => [
                'id' => $row->{$config['key']},
                'text' => $row->item
            ])->toArray();
        }

        return $query->pluck('item', $config['key'])->toArray();
    }
}