<?php

namespace app\common\service;

use app\common\validate\VehMoneyValueValidate;
use app\common\traits\crud\CrudServiceTrait;
use app\common\model\VehMoneyValue;
use support\Db;

class VehMoneyValueService
{

    use CrudServiceTrait;

    /**
     * 指定当前要操作的模型
     */
    protected string $modelClass = VehMoneyValue::class;

    /**
     * 验证器
     */
    protected $validator = VehMoneyValueValidate::class;

    /**
     * 获取验证器
     */
    public function getValidator()
    {
        return  new $this->validator;
    }


    /**
     * 复制金额记录
     *
     * @param string $fromScene  源场景
     * @param int    $fromId     源对象ID
     * @param string $toScene    目标场景
     * @param int    $toId       目标对象ID
     * @return int  插入条数
     * @throws BusinessException
     */
    public function copyMoneyValues(string $fromScene, int $fromId, string $toScene, int $toId): int
    {
        // 1. 查询源数据
        $rows = Db::table('veh_money_value')
            ->where('object_scene', $fromScene)
            ->where('object_id', $fromId)
            ->get()
            ->toArray();

        if (empty($rows)) {
            return 0;
        }

        $now = time();
        $insertData = [];

        foreach ($rows as $row) {
            $insertData[] = [
                'object_scene'  => $toScene,
                'object_id'     => $toId,
                'field'         => $row->field,
                'currency'      => $row->currency,
                'amount'        => $row->amount,
                'exchange_rate' => $row->exchange_rate,
                'remark'        => $row->remark,
                'created_at'    => $now,
                'updated_at'    => $now,
            ];
        }

        // 2. 插入新数据
        return Db::table('veh_money_value')->insert($insertData);
    }
}