miao/server/app/Http/Controllers/Admin/Share/InfoController.php

<?php

namespace App\Http\Controllers\Admin\Share;

use App\Models\BaseSettingsModel;
use App\Models\DreamInfoModel;
use App\Models\InteractionInfo;
use App\Models\SupportDreamModel;
use App\Models\UserInfoModel;
use Illuminate\Http\Request;
use App\Http\Controllers\Controller;

class InfoController extends Controller
{
    public function getMd5($str)
    {
        $start = strripos($str, '/');
        $last = substr($str, $start);
        return $last;
    }

    public function view(Request $request){
        $id = $request->id;
        $dream = DreamInfoModel::with('img')->find($id);
        $user_id = $request->user_id;
        $times = (strtotime($dream->end_time) -time());
        if ($times>=3600*24) {
            $days =floor($times/3600/24)  .'天';
        } elseif($times>3600 && $times< 3600*24){
            $days = floor($times/3600) .'小时';
        }elseif($times <=0){
            $days = '已结束';
        }else{
            $days =floor ($times/60) .'分钟';
        }

//        支持者
        $support_dream = SupportDreamModel::where('dream_id',$id)->get();
        $top = [] ;
        $topuser = [];    //所有支持用户排行
        $top3user = [];   //  支持用户排行前三
        foreach ($support_dream as $item) {
            if (!array_key_exists($item->user_id,$top)) {
                $top[$item->user_id] = $item->score;
            }else{
                $top[$item->user_id] += $item->score;
            }
        }
        arsort($top);
        foreach ($top as $user_id => $score){
            $user1 = UserInfoModel::find($user_id);
            if (!empty($user1)) {
                $user1->score = $score;
                $topuser[] = $user1;
                if(count($top3user) <= 2) $top3user[] = $user1 ;
            }
        }
//        互动
        $interactions = InteractionInfo::where('dream_id',$id)->with(['comments' => function ($query) {
            $query->orderBy('created_at');
        }])->orderBy('id','desc')->get();
        foreach ($interactions as $k => $v){
            if ($v->video) $v->interaction_md5 = $this->getMd5($v->video);
        }
//        梦想
        $dream = DreamInfoModel::find($id);
        $setting = BaseSettingsModel::where('category','score')->select('key','value','sort')->first();
        $a = count($setting) > 0 ? $setting->key : 0;
        $b = ceil((time()-strtotime($dream->created_at))/60); //梦想发布分钟数
        $c = count($setting) > 0 ? $setting->value : 3;
        if(empty($c)) $c = 3;
        $n = count($setting) > 0 ? $setting->sort : 0;
        $number =round( $n*exp(-$a*(pow($b,1/$c)))+1,2);
        if ($number <= 1) $number = 1;
        $dream = DreamInfoModel::with(['imgs','user'])->find($id);
        $dream->signs = explode(',',$dream->sign);
        $dream->topuser = $topuser;
        $dream->top3user = $top3user;
        $dream->interactions = $interactions;
        $dream->number = $number;
        $dream->a = $a;
        $dream->c = $c;
        $dream->dream_md5 = $this->getMd5($dream->video);
        return view('admin.share1',compact('dream','days','user_id','topuser','top3user','interactions'));
    }
}