<?php

namespace app\api\model;

use think\Db;
use think\Model;

class HeadLine extends Model
{
    protected $table = 'fa_vs_headline';
    //当前发（抢）头条需要的数据
    public function current_headline()
    {
        $config = get_system_config();

        $reslut = db::name('vs_headline')->where('end_time' , '>', time())->where('is_now',  1)->find();
        if($reslut){
            $data = [
                'countdown' => $config['headline_time'],//倒计时时间 单位分钟
                'now_money' => $reslut['money'],
                'next_money' => $config['headline_incremental_money'] + $reslut['money'],
            ];
        }else{
            $data = [
                'countdown' => $config['headline_time'],//倒计时时间 单位分钟
                'now_money' => 0,
                'next_money' => $config['headline_money'],//初始金额
            ];
        }
        return $data;
    }

    //发布头条
    public function send_headline($uid, $money, $content,$room_id)
    {
        //维禁判断
        if(!empty($content)) {
            $result = model('Tencent')->content_moderation('Text', $content);
            if($result['code'] != 1) {
                return ['code' => 0, 'msg' => '内容存在违禁词!', 'data' => null];
            }
        }
        //检测用户余额
        $user_coin = model('UserWallet')->where('user_id' ,$uid)->value('coin');
        if($user_coin < $money) {
            return ['code' => 0, 'msg' => '余额不足!', 'data' => null];
        }
        //开启事务
        Db::startTrans();
        //发布头条 查询当前头条
        $res = db::name('vs_headline')->where('end_time' , '>', time())->where('is_now',  1)->find();
        if($res) {
            //判断当前头条是不是自己刚才抢的那一条 价格判断
            if(($res['money'] + get_system_config_value('headline_incremental_money')) != $money) {
                Db::rollback();
                return ['code' => 0, 'msg' => '手慢了，请重新抢!', 'data' => null];
            }
            //修改当前头条
            $res1 = db::name('vs_headline')->where('id', $res['id'])->update([
                'is_now' => 2,
                'end_time' => time(),
            ]);
            if(!$res1) {
                Db::rollback();
                return ['code' => 0, 'msg' => '修改当前头条失败!', 'data' => null];
            }
        }
        //新增头条
        $res3 = $this->save([
            'user_id' => $uid,
            'money' => $money,
            'content' => $content,
            'room_id' => $room_id,
            'is_now' => 1,
            'createtime' => time(),
            'end_time' => time() + get_system_config_value('headline_time') * 60,
        ]);
        if(!$res3) {
            Db::rollback();
            return ['code' => 0, 'msg' => '抢头条失败!', 'data' => null];
        }

        //扣除用户余额
        $res4 = model('UserWallet')->where('user_id' ,$uid)->setDec('coin', $money);
        if(!$res4) {
            Db::rollback();
            return ['code' => 0, 'msg' => '扣除用户余额失败!', 'data' => null];
        }
        //记录扣除用户余额
        $res5 =db::name('vs_user_money_log')->insert([
            'user_id' => $uid,
            'change_type' => 20,
            'money_type' => 1,
            'change_value' => $money,
            'from_id' => $res3,
            'remarks' => '发布头条扣除余额',
            'createtime' => time(),
        ]);
        if(!$res5) {
            Db::rollback();
            return ['code' => 0, 'msg' => '记录扣除用户余额失败!', 'data' => null];
        }
        //给所有直播间发送消息 这个接口是要钱的 需要购买 暂时先藏起来
        $ToUserInfo = Db::name('user')->where(['id' => $uid])->field('id as user_id,nickname,avatar,sex')->find();
        $text = [
            'type' => 1,
            'content' => $content,
            'user_id' => $ToUserInfo['user_id'],
            'nickname' => $ToUserInfo['nickname'],
            'avatar' => $ToUserInfo['avatar'],
            'sex' => $ToUserInfo['sex'],
            'room_id' => $room_id,
            'end_time'=> time() + get_system_config_value('headline_time') * 60
        ];
        model('Tencent')->send_broadcast_msg(json_encode($text));

        Db::commit();
        return ['code' => 1, 'msg' => '发布成功!', 'data' => null];
    }
}