<?php

namespace app\common\service;

use app\common\model\account\Withdraws;
use app\common\traits\ServiceTrait;
use think\Db;
use think\Log;

class AccountWithdrawService
{
    use ServiceTrait;

    /** @var Withdraws */
    public static $Model = Withdraws::class;

    //转账类型:0=默认,1=微信,2=支付宝,3=线下转款
    const TYPE_WECHAT = 1;
    const TYPE_ALIPAY = 2;
    const TYPE_OFFLINE = 3;

    const TYPE_MAP = [
        self::TYPE_WECHAT => '微信',
        self::TYPE_ALIPAY => '支付宝',
        self::TYPE_OFFLINE => '线下转款',
    ];

    const STATUS_MAP = [
        CommonService::ONGOING => '审核中',
        CommonService::SUCCESS => '审核通过',
        CommonService::FAILED => '审核驳回',
    ];


    /**
     * 用户申请提现
     * @param int|string $userId 用户id
     * @param int|float $amount 余额
     * @param string $name 名字
     * @return void
     * @throws \Exception
     */
    public static function applyWithdraw($userId, $amount, string $name = '')
    {
        //开启事务 抛出异常时自动回滚
        Db::transaction(function () use ($userId, $amount, $name) {
            if($name){
                $user = UserService::getOne(['id' => $userId]);
                if ($user->username != $name) {
                    $user->username = $name;
                    $user->save();
                }
            }
            //添加提现记录
            $data = [
                'apply_sn' => generate_order_sn('TX'),
                'user_id' => $userId,
                'amount' => $amount,
                'status' => AccountWithdrawService::$Common::ONGOING,
            ];
            $recordRes = self::create($data);
            if (!($recordRes)) {
                throw new \Exception('提现申请失败');
            }
            //记录提现日志
            $title = '用户发起提现';
            $log_res = AccountLogService::addLog(AccountLogService::ACCOUNT_TYPE_AMOUNT, $userId, $amount, $title . '-余额扣除', AccountLogService::TYPE_WITHDRAW, 0, AccountLogService::INC_EXP_EXPEND, $recordRes->id);
            $log_res2 = AccountLogService::addLog(AccountLogService::ACCOUNT_TYPE_FREEZE, $userId, $amount, $title . '-冻结金额增加', AccountLogService::TYPE_WITHDRAW, 0, AccountLogService::INC_EXP_INCREASE, $recordRes->id);
            //减去余额，加到冻结里面
            AccountService::updateData($userId, -$amount, $amount, 0,0, $log_res->id);
        });
    }

    /**
     * 审核提现
     * @param $withdraw_record_id int 提现申请id
     * @param $approval bool 是否同意
     * @param $remark string 驳回意见
     * @param $type int 转款方式
     * @throws \Exception
     */
    public static function approvalWithdraw($withdraw_record_id, $approval = false, $remark = '', $type = 0)
    {
        $withdraw_record = AccountWithdrawService::get($withdraw_record_id);
        if (!$withdraw_record) {
            throw new \Exception('提现申请不存在');
        }
        if ($withdraw_record->status == AccountWithdrawService::$Common::SUCCESS) {
            throw new \Exception('已经提现成功，请勿重复操作');
        }
        $userId = $withdraw_record->user_id;
        $amount = $withdraw_record->amount;
        $user = UserService::get($userId);

        //检测收支是否相同
//        if(!AccountService::checkBreakEven($userId, $user->is_merchant)){
//            throw new \Exception('该用户余额收支异常');
//        }
        //提现通过
        if ($approval) {
            //记录提现日志
            $title = '用户提现成功(' . self::TYPE_MAP[$type] .')';
            $log_res = AccountLogService::addLog(AccountLogService::ACCOUNT_TYPE_FREEZE, $userId, $amount, $title . '-冻结金额扣除', AccountLogService::TYPE_WITHDRAW, 0, AccountLogService::INC_EXP_EXPEND, $withdraw_record->id);
            //减去冻结
            AccountService::updateData($userId, 0, -$amount, 0,0, $log_res->id);

            if($type == AccountWithdrawService::TYPE_WECHAT){
                //发起微信付款到用户微信余额
                $payRes = (new EasyWeChatService())->mchPay($withdraw_record->apply_sn, $user->openid, $user->username, $amount);
                if (!(isset($payRes['result_code']) && in_array($payRes['result_code'], ['SUCCESS']))) {
                    throw new \Exception(($payRes['return_msg'] ?? '企业付款给用户失败') . '：' . ($payRes['err_code_des'] ?? ''));
                }
                $withdraw_record->result_status = $payRes['result_code'];
                $withdraw_record->save();
            }
        } else {
            if (!$remark) {
                throw new \Exception('驳回原因必填');
            }
            if ($withdraw_record->status == AccountWithdrawService::$Common::FAILED) {
                throw new \Exception('已经审核驳回，请勿重复操作');
            }
            //记录提现日志
            $title = '提现失败(' . $remark .')';
            $log_res = AccountLogService::addLog(AccountLogService::ACCOUNT_TYPE_FREEZE, $userId, $amount, $title . '-冻结金额扣除', AccountLogService::TYPE_WITHDRAW, 0, AccountLogService::INC_EXP_EXPEND, $withdraw_record->id);
            $log_res2 = AccountLogService::addLog(AccountLogService::ACCOUNT_TYPE_AMOUNT, $userId, $amount, $title . '-余额增加', AccountLogService::TYPE_WITHDRAW, 0, AccountLogService::INC_EXP_INCREASE, $withdraw_record->id);
            //减去冻结，返回到余额
            AccountService::updateData($userId, $amount, -$amount, 0,0, $log_res->id);
        }
    }
}