<?php

namespace app\api\model;
use think\Model;
use think\Session;
use think\Db;

class UserGiftPack extends Model
{

    // 开启自动写入时间戳字段
    protected $autoWriteTimestamp = 'int';
    // 定义时间戳字段名
    protected $createTime = 'createtime';
    protected $updateTime = 'updatetime';


    // 初始化
    //fa_vs_user_gift_pack_log  type
    //log_type
    //系统赠送
    const SYSTEM_ADJUSTMENT = 1;
    //礼包获得
    const GIFT_PACK_GET = 2;
    //礼物赠送
    const GIFT_SEND = 3;
    //系统扣除
    const SYSTEM_DEDUCTION = 4;
    //礼物使用
    const GIFT_USE = 5;
    //首充获得
    const FIRST_CHARGE = 6;
    //天降好礼
    const DRAW_GIFT = 7;
    //巡乐会抽奖所得
    const XLH_DRAW_GIFT_GET = 8;

    public static function init()
    {
        self::beforeWrite(function ($row) {
        });
    }
    public static function TypeLable()
    {
        //1系统赠送2宝箱获得3个人赠送
        return [
            self::SYSTEM_ADJUSTMENT     => '系统赠送',
            self::GIFT_PACK_GET         => '礼包获得',
            self::GIFT_SEND             => '礼物赠送',
            self::SYSTEM_DEDUCTION      => '系统扣除',
            self::GIFT_USE              => '礼物使用',
            self::FIRST_CHARGE          => '首充获得',
            self::DRAW_GIFT             => '天降好礼获得',
            self::XLH_DRAW_GIFT_GET     => '巡乐会抽奖所得'
        ];
    }

    //  获取背包列表
    public function get_gift_pack_list($uid)
    {
        $model = Db::name('vs_user_gift_pack')->alias('a')->join('fa_vs_gift b', 'a.gid = b.gid');
        $model = $model->where(['a.user_id'=>$uid,'a.is_use_give'=>1,'a.num'=>['>',0]]);
        $list = $model->field('a.num,b.gid,b.gift_name,b.base_image,b.gift_price,b.sort')->order('b.sort desc')->select();
        $return_data = [];
        foreach ($list as $k => $v) {
            $return_data[$k]['gift_id'] = $v['gid'];
            $return_data[$k]['gift_name'] = $v['gift_name'];
            $return_data[$k]['base_image'] = $v['base_image'];
            $return_data[$k]['gift_price'] = $v['gift_price'];
            $return_data[$k]['num'] = $v['num'];
        }
        return ['code' => 1, 'msg' => '获取成功', 'data' => $return_data];
    }


    //现有背包礼物总值
    public function get_gift_pack_list_count($uid)
    {
        $list = Db::name('vs_user_gift_pack')->alias('a')
            ->join('fa_vs_gift b', 'a.gid = b.gid')
            ->where(['a.user_id'=>$uid,'a.is_use_give'=>1,'a.num'=>['>',0]])
            ->field('a.num,b.gift_price')
            ->select();

        $data = 0;
        foreach ($list as $v) {
            $data += $v['num'] * $v['gift_price'];
        }
        $count['count'] = $data;
        return ['code' => 1, 'msg' => '获取成功', 'data' =>$count ];
    }

    //背包收入
    public function income_user_gift_pack($uid,$page=1,$page_limit=10)
    {
        $type  = [
            self::SYSTEM_ADJUSTMENT,
            self::GIFT_PACK_GET,
//            self::GIFT_SEND,
            self::FIRST_CHARGE,
            self::DRAW_GIFT,
            self::XLH_DRAW_GIFT_GET
        ];
        //获取背包日志列表
        $log_model = Db::name('vs_user_gift_pack_log')->where(['user_id'=>$uid])->whereIn('type', $type)
            ->order('createtime desc')
            ->page($page, $page_limit)
            ->select();
        if (empty($log_model)) {
            return ['code' => 0, 'msg' => ' ', 'data' => null];
        }
        $list = [];
        foreach ($log_model as $k => $v){
            $gift_info = db::name('vs_gift')->where(['gid'=>$v['gid']])->find();
            $list[$k]['remarks'] = $v['remarks'];
            $list[$k]['gift_num'] = $v['change_num'];
            $list[$k]['gift_name'] = "X".$v['change_num'].$gift_info['gift_name'];
            $list[$k]['gift_image'] = $gift_info['play_image'];
            $list[$k]['time'] = date('Y-m-d H:i:s', $v['createtime']);
        }
        return ['code' => 1, 'msg' => '获取成功', 'data' => $list];

    }
    //背包礼物支出列表
    public function get_gift_pack_outcome($uid, $page = 1, $page_limit = 10)
    {
        $type  = [
            self::SYSTEM_DEDUCTION,
            self::GIFT_USE,
            self::GIFT_SEND
        ];
        $log_model = Db::name('vs_user_gift_pack_log')->where(['user_id'=>$uid])->whereIn('type', $type)
            ->order('createtime desc')
            ->page($page, $page_limit)
            ->select();
        if (empty($log_model)) {
            return ['code' => 0, 'msg' => ' ', 'data' => null];
        }
        $list = [];
        foreach ($log_model as $k => $v){
            $gift_info = db::name('vs_gift')->where(['gid'=>$v['gid']])->find();
            $list[$k]['remarks'] = $v['remarks'];
            $list[$k]['gift_num'] = $v['change_num'];
            $list[$k]['gift_name'] = "-".$v['change_num'].$gift_info['gift_name'];
            $list[$k]['gift_image'] = $gift_info['play_image'];
            $list[$k]['time'] = date('Y-m-d H:i:s', $v['createtime']);
        }

        return ['code' => 1, 'msg' => '获取成功', 'data' => $list];
    }

    //背包变更
    public function change_user_gift_pack($uid, $gid, $num,$type, $remarks = '')
    {
        $TypeLable = $this->TypeLable();
        if (!in_array($type, array_keys($TypeLable))) {
            return ['code' => 0, 'msg' => 'type参数非法', 'data' => null];
        }
        if(empty($remarks)){
            $remarks = $TypeLable[$type];
        }
        Db::startTrans();
        try {
            $user_gift_pack_info = db::name('vs_user_gift_pack')->where(['user_id' => $uid, 'gid' => $gid])->find();
            if (empty($user_gift_pack_info) &&  $num > 0) {
                $data = [];
                $data['user_id'] = $uid;
                $data['gid'] = $gid;
                $data['total_num'] = $num;
                $data['num'] = $num;
                $data['createtime'] = time();
                $data['updatetime'] = time();
                $reslut = db::name('vs_user_gift_pack')->insert($data);
                if (!$reslut) {
                    Db::rollback();
                    return ['code' => 0, 'msg' => '请重试', 'data' => null];
                }
            } else {
                if ($num > 0) {
                    $reslut = db::name('vs_user_gift_pack')->where('pid', '=', $user_gift_pack_info['pid'])->setInc('total_num', $num);
                    if (!$reslut) {
                        Db::rollback();
                        return ['code' => 0, 'msg' => '请重试', 'data' => null];
                    }
                    $reslut = db::name('vs_user_gift_pack')->where('pid', '=', $user_gift_pack_info['pid'])->setInc('num', $num);
                    if (!$reslut) {
                        Db::rollback();
                        return ['code' => 0, 'msg' => '请重试', 'data' => null];
                    }
                } elseif ($num < 0) {
                    if(empty($user_gift_pack_info) || $user_gift_pack_info['num'] < abs($num)){
                        return ['code' => 0, 'msg' => '礼物数量不足', 'data' => null];
                    }
                    $map = [];
                    $map = [
                        'pid'=>$user_gift_pack_info['pid'],
                        'num'=>['>=', abs($num)]
                    ];
                    $reslut = db::name('vs_user_gift_pack')->where($map)->setInc('num', $num);
                    if (!$reslut) {
                        Db::rollback();
                        return ['code' => 0, 'msg' => '请重试', 'data' => null];
                    }
                } else {
                    Db::rollback();
                    return ['code' => 0, 'msg' => '无效礼物数量', 'data' => null];
                }

            }
            //写入背包日志
            $log_data = [];
            $log_data['user_id'] = $uid;
            $log_data['gid'] = $gid;
            $log_data['type'] = $type;
            $log_data['change_num'] = $num;
            if (empty($user_gift_pack_info)){
                $log_data['after_num'] = $num;
            }else {
                $log_data['after_num'] = $user_gift_pack_info['num'] + $num;
            }
            $log_data['remarks'] = $remarks;
            $log_data['createtime'] = time();
            $log_data['updatetime'] = time();
            $log_reslut = db::name('vs_user_gift_pack_log')->insert($log_data);
            if (!$log_reslut) {
                Db::rollback();
                return ['code' => 0, 'msg' => '请重试', 'data' => null];
            } else {
                Db::commit();
                return ['code' => 1, 'msg' => '修改成功', 'data' => null];
            }
        } catch (\Exception $e) {
            // 回滚事务
            Db::rollback();
            return ['code' => 0, 'msg' => $e->getMessage(), 'data' => null];
        }

    }


}