<?php

namespace app\store\model;

use app\common\model\User as UserModel;

use app\store\model\dealer\User as DealerUserModel;
use app\store\model\user\GradeLog as GradeLogModel;
use app\store\model\user\PointsLog as PointsLogModel;
use app\store\model\user\BalanceLog as BalanceLogModel;
use app\common\enum\user\balanceLog\Scene as SceneEnum;
use app\common\enum\user\grade\log\ChangeType as ChangeTypeEnum;
use app\common\library\helper;

/**
 * 用户模型
 * Class User
 * @package app\store\model
 */
class User extends UserModel
{
    /**
     * 获取当前用户总数
     * @param null $day
     * @return int|string
     * @throws \think\Exception
     */
    public function getUserTotal($day = null)
    {
        if (!is_null($day)) {
            $startTime = strtotime($day);
            $this->where('create_time', '>=', $startTime)
                ->where('create_time', '<', $startTime + 86400);
        }
        return $this->where('is_delete', '=', '0')->count();
    }

    /**
     * 获取用户列表
     * @param string $nickName 昵称
     * @param int $gender 性别
     * @param int $grade 会员等级
     * @return \think\Paginator
     * @throws \think\exception\DbException
     */
    public function getList($nickName = '', $gender = -1, $grade = null)
    {
        // 检索：微信昵称
        !empty($nickName) && $this->where('nickName', 'like', "%$nickName%");
        // 检索：性别
        if ($gender !== '' && $gender > -1) {
            $this->where('gender', '=', (int)$gender);
        }
        // 检索：会员等级
        $grade > 0 && $this->where('grade_id', '=', (int)$grade);
        // 获取用户列表
        return $this->with(['grade'])
            ->where('is_delete', '=', '0')
            ->order(['create_time' => 'desc'])
            ->paginate(15, false, [
                'query' => \request()->request()
            ]);
    }

    /**
     * 删除用户
     * @return bool|mixed
     */
    public function setDelete()
    {
        // 判断是否为分销商
        if (DealerUserModel::isDealerUser($this['user_id'])) {
            $this->error = '当前用户为分销商，不可删除';
            return false;
        }
        return $this->transaction(function () {
            // 删除用户推荐关系
            (new DealerUserModel)->onDeleteReferee($this['user_id']);
            // 标记为已删除
            return $this->save(['is_delete' => 1]);
        });
    }

    /**
     * 用户充值
     * @param string $storeUserName 当前操作人用户名
     * @param int $source 充值类型
     * @param array $data post数据
     * @return bool
     */
    public function recharge($storeUserName, $source, $data)
    {
        if ($source == 0) {
            return $this->rechargeToBalance($storeUserName, $data['balance']);
        } elseif ($source == 1) {
            return $this->rechargeToPoints($storeUserName, $data['points']);
        }
        return false;
    }

    /**
     * 用户充值：余额
     * @param $storeUserName
     * @param $data
     * @return bool
     */
    private function rechargeToBalance($storeUserName, $data)
    {
        if (!isset($data['money']) || $data['money'] === '' || $data['money'] < 0) {
            $this->error = '请输入正确的金额';
            return false;
        }
        // 判断充值方式，计算最终金额
        if ($data['mode'] === 'inc') {
            $diffMoney = $data['money'];
        } elseif ($data['mode'] === 'dec') {
            $diffMoney = -$data['money'];
        } else {
            $diffMoney = helper::bcsub($data['money'], $this['balance']);
        }
        // 更新记录
        $this->transaction(function () use ($storeUserName, $data, $diffMoney) {
            // 更新账户余额
            $this->setInc('balance', $diffMoney);
            // 新增余额变动记录
            BalanceLogModel::add(SceneEnum::ADMIN, [
                'user_id' => $this['user_id'],
                'money' => $diffMoney,
                'remark' => $data['remark'],
            ], [$storeUserName]);
        });
        return true;
    }

    /**
     * 用户充值：积分
     * @param $storeUserName
     * @param $data
     * @return bool
     */
    private function rechargeToPoints($storeUserName, $data)
    {
        if (!isset($data['value']) || $data['value'] === '' || $data['value'] < 0) {
            $this->error = '请输入正确的积分数量';
            return false;
        }
        // 判断充值方式，计算最终积分
        if ($data['mode'] === 'inc') {
            $diffMoney = $data['value'];
        } elseif ($data['mode'] === 'dec') {
            $diffMoney = -$data['value'];
        } else {
            $diffMoney = $data['value'] - $this['points'];
        }
        // 更新记录
        $this->transaction(function () use ($storeUserName, $data, $diffMoney) {
            // 更新账户积分
            $this->setInc('points', $diffMoney);
            // 新增积分变动记录
            PointsLogModel::add([
                'user_id' => $this['user_id'],
                'value' => $diffMoney,
                'describe' => "后台管理员 [{$storeUserName}] 操作",
                'remark' => $data['remark'],
            ]);
        });
        return true;
    }

    /**
     * 修改用户等级
     * @param $data
     * @return mixed
     */
    public function updateGrade($data)
    {
        // 变更前的等级id
        $oldGradeId = $this['grade_id'];
        return $this->transaction(function () use ($oldGradeId, $data) {
            // 更新用户的等级
            $status = $this->save(['grade_id' => $data['grade_id']]);
            // 新增用户等级修改记录
            if ($status) {
                (new GradeLogModel)->record([
                    'user_id' => $this['user_id'],
                    'old_grade_id' => $oldGradeId,
                    'new_grade_id' => $data['grade_id'],
                    'change_type' => ChangeTypeEnum::ADMIN_USER,
                    'remark' => $data['remark']
                ]);
            }
            return $status !== false;
        });
    }

    /**
     * 消减用户的实际消费金额
     * @param $userId
     * @param $expendMoney
     * @return int|true
     * @throws \think\Exception
     */
    public function setDecUserExpend($userId, $expendMoney)
    {
        return $this->where(['user_id' => $userId])->setDec('expend_money', $expendMoney);
    }

}