<?php
// +----------------------------------------------------------------------
// | Author: ScottPan Team 
// +----------------------------------------------------------------------

namespace app\services\dao;

use think\helper\Str;

/**
 * 本项目自有搜索条件构建器，不依赖 CRMEB 商业授权基础类。
 */
class SearchConditionBuilder
{
    /**
     * 根据模型搜索器和表字段拆分 withSearch 字段与普通 where 字段。
     *
     * @param array $whereKeys 请求条件 key 列表
     * @param string|object $model 模型类名或模型实例
     * @return array{0: array, 1: array}
     * @throws \ReflectionException
     */
    public function build(array $whereKeys, $model): array
    {
        $modelClass = is_object($model) ? $model::class : $model;
        $reflection = new \ReflectionClass($modelClass);
        $fields = $this->getTableFields($model);

        $with = [];
        $whereKey = [];
        foreach ($whereKeys as $key) {
            $key = (string)$key;
            if ($key === 'timeKey') {
                continue;
            }

            if ($reflection->hasMethod('search' . Str::studly($key) . 'Attr')) {
                $with[] = $key;
                continue;
            }

            if (!$fields || in_array($key, $fields, true)) {
                $whereKey[] = $key;
            }
        }

        return [$with, $whereKey];
    }

    protected function getTableFields($model): array
    {
        try {
            $model = is_object($model) ? $model : new $model();
            return $model->getTableFields();
        } catch (\Throwable $e) {
            return [];
        }
    }
}