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<?php |
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namespace App\Models\Eloquent\Tool; |
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use App\Models\Eloquent\ProblemSolution; |
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use App\Models\Eloquent\Submission; |
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use App\Models\Eloquent\User; |
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use Arr; |
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use Cache; |
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use Carbon; |
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use DB; |
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class SiteRank |
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{ |
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private static $professionalRanking = [ |
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"Legendary Grandmaster" => "cm-colorful-text", |
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"International Grandmaster" => "wemd-pink-text", |
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"Grandmaster" => "wemd-red-text", |
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"International Master" => "wemd-amber-text", |
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"Master" => "wemd-orange-text", |
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"Candidate Master" => "wemd-purple-text", |
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"Expert" => "wemd-blue-text", |
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"Specialist" => "wemd-cyan-text", |
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"Pupil" => "wemd-green-text", |
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"Newbie" => "wemd-gray-text", |
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]; |
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private static $professionalRankingPer = [ |
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"Legendary Grandmaster" => 3000, |
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"International Grandmaster" => 2600, |
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"Grandmaster" => 2400, |
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"International Master" => 2300, |
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"Master" => 2100, |
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"Candidate Master" => 1900, |
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"Expert" => 1600, |
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"Specialist" => 1400, |
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"Pupil" => 1200, |
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"Newbie" => 1, |
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]; |
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private static $casualRanking = [ |
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"Fleet Admiral" => "cm-colorful-text", |
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"Admiral" => "wemd-pink-text", |
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"Vice Admiral" => "wemd-red-text", |
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"Captain" => "wemd-deep-orange-text", |
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"Commander" => "wemd-orange-text", |
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"Lieutenant Commander" => "wemd-purple-text", |
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"Lieutenant" => "wemd-blue-text", |
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"Ensign" => "wemd-cyan-text", |
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"Apprentice" => "wemd-green-text", |
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"Recruit" => "wemd-gray-text", |
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]; |
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private static $casualRankingPer = [ |
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"Fleet Admiral" => 1, |
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"Admiral" => 5, |
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"Vice Admiral" => 10, |
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"Captain" => 10, |
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"Commander" => 50, |
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"Lieutenant Commander" => 100, |
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"Lieutenant" => 300, |
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"Ensign" => 700, |
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"Apprentice" => 1000, |
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"Recruit" => 400, |
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]; |
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public static function getColor($rankTitle) |
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{ |
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if (is_null($rankTitle)) { |
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return ""; |
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} |
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return self::$casualRanking[$rankTitle]; |
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} |
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public static function getProfessionalColor($rankTitle) |
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{ |
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if (is_null($rankTitle)) { |
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return self::$professionalRanking["None"]; |
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} |
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return self::$professionalRanking[$rankTitle]; |
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} |
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public static function list($num) |
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{ |
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$rankList = Cache::tags(['rank'])->get('general'); |
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if ($rankList == null) { |
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$rankList = []; |
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} |
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$rankList = collect($rankList)->slice(0, $num); |
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$userIDArr = $rankList->pluck('uid'); |
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$userInfoRaw = User::whereIntegerInRaw('id', $userIDArr)->get(); |
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$userInfo = []; |
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foreach ($userInfoRaw as $u) { |
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$userInfo[$u->id] = $u; |
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} |
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return $rankList->map(function ($item) use ($userInfo) { |
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$item["details"] = isset($userInfo[$item["uid"]]) ? $userInfo[$item["uid"]] : []; |
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return $item; |
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}); |
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} |
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private static function getRecords(Carbon $from = null) |
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{ |
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$userAcceptedRecords = Submission::select("uid", DB::raw("count(distinct pid) as solved"))->where("verdict", "Accepted"); |
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$userCommunityRecords = ProblemSolution::select("uid", DB::raw("count(distinct pid) as community"))->where("audit", 1); |
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if(filled($from)){ |
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$userAcceptedRecords = $userAcceptedRecords->where("submission_date", ">", $from->timestamp); |
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$userCommunityRecords = $userCommunityRecords->where("created_at", ">", $from); |
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} |
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$userAcceptedRecords = collect($userAcceptedRecords->groupBy("uid")->get()->toArray()); |
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$userCommunityRecords = collect($userCommunityRecords->groupBy("uid")->get()->toArray()); |
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$totUserRecords = $userAcceptedRecords->pluck('uid')->merge($userCommunityRecords->pluck('uid'))->unique(); |
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$rankList = []; |
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foreach($totUserRecords as $uid) { |
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$rankList[$uid]['uid'] = $uid; |
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$rankList[$uid]['solved'] = 0; |
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$rankList[$uid]['community'] = 0; |
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$rankList[$uid]['tot'] = 0; |
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} |
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foreach($userAcceptedRecords as $userAcceptedRecord) { |
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$rankList[$userAcceptedRecord['uid']]['solved'] = $userAcceptedRecord['solved']; |
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} |
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foreach($userCommunityRecords as $userCommunityRecord) { |
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$rankList[$userCommunityRecord['uid']]['community'] = $userCommunityRecord['community']; |
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} |
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foreach($rankList as &$rankItem) { |
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$rankItem['tot'] = $rankItem['solved'] + $rankItem['community']; |
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} |
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unset($rankItem); |
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return $rankList; |
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} |
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private static function parseCoefficient($rankList) |
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{ |
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$activityCoefficient = self::getRecords(Carbon::parse('-1 months')); |
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$activityCoefficientDivider = collect($activityCoefficient)->max('tot'); |
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if(blank($activityCoefficientDivider)) { |
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$activityCoefficientDivider = 1; |
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} |
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foreach ($rankList as $uid => $rankItem) { |
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if(isset($activityCoefficient[$uid])){ |
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$activityTot = $activityCoefficient[$uid]['tot']; |
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} else { |
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$activityTot = 0; |
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} |
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$rankList[$uid]["activityCoefficient"] = ($activityTot / $activityCoefficientDivider) + 0.5; |
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$rankList[$uid]["points"] = $rankList[$uid]["tot"] * $rankList[$uid]["activityCoefficient"]; |
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} |
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usort($rankList, function($a, $b) { |
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return $b['points'] <=> $a['points']; |
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}); |
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return collect($rankList); |
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} |
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public static function rankList() |
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{ |
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Cache::tags(['rank'])->flush(); |
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$rankList = self::getRecords(); |
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$totUsers = count($rankList); |
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if ($totUsers > 0) { |
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// $rankList = DB::select("SELECT *,solvedCount+communityCount as totValue, 1 as activityCoefficient FROM (SELECT uid,sum(solvedCount) as solvedCount,sum(communityCount) as communityCount FROM ((SELECT uid,count(DISTINCT submission.pid) as solvedCount,0 as communityCount from submission where verdict=\"Accepted\" group by uid) UNION (SELECT uid,0 as solvedCount,count(DISTINCT pid) from problem_solution where audit=1 group by uid)) as temp GROUP BY uid) as temp2 ORDER BY solvedCount+communityCount DESC"); |
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$rankList = self::parseCoefficient($rankList); |
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$rankIter = 1; |
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$rankValue = 1; |
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$rankSolved = -1; |
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$rankListCached = []; |
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self::procRankingPer($totUsers); |
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foreach ($rankList as $rankItem) { |
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if ($rankSolved != $rankItem["points"]) { |
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$rankValue = $rankIter; |
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$rankSolved = $rankItem["points"]; |
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} |
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$rankTitle = self::getRankTitle($rankValue); |
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Cache::tags(['rank', $rankItem["uid"]])->put("rank", $rankValue, 86400); |
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Cache::tags(['rank', $rankItem["uid"]])->put("title", $rankTitle, 86400); |
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$rankListCached[] = [ |
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"uid" => $rankItem["uid"], |
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"rank" => $rankValue, |
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"title" => $rankTitle, |
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"titleColor" => self::getColor($rankTitle), |
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"solved" => $rankItem["solved"], |
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"community" => $rankItem["community"], |
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"activityCoefficient" => $rankItem["activityCoefficient"], |
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]; |
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$rankIter++; |
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} |
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Cache::tags(['rank'])->put("general", $rankListCached, 86400); |
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} |
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} |
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public static function getProfessionalRanking() |
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{ |
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$professionalRankList = []; |
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$verifiedUsers = User::all(); |
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$rankIter = 0; |
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foreach ($verifiedUsers as $user) { |
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$rankVal = $user->professional_rate; |
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$rankTitle = self::getProfessionalTitle($rankVal); |
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$titleColor = self::getProfessionalColor($rankTitle); |
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$professionalRankList[$rankIter++] = [ |
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"name" => $user->name, |
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"uid" => $user->id, |
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"avatar" => $user->avatar, |
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"professionalRate" => $user->professional_rate, |
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"rankTitle" => $rankTitle, |
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"titleColor" => $titleColor |
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]; |
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} |
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return $professionalRankList; |
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} |
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private static function procRankingPer($totUsers) |
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{ |
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if ($totUsers > 0) { |
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$tot = 0; |
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$cur = 0; |
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foreach (self::$casualRankingPer as $c) { |
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$tot += $c; |
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} |
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foreach (self::$casualRankingPer as &$c) { |
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$c = round($c * $totUsers / $tot); |
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$cur += $c; |
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$c = $cur; |
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} |
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$c = $totUsers; |
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unset($c); |
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} |
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} |
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public static function getRankTitle($rankVal) |
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{ |
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foreach (self::$casualRankingPer as $title => $c) { |
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if ($rankVal <= $c) { |
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return $title; |
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} |
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} |
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return Arr::last(self::$casualRankingPer); |
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} |
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public static function getProfessionalTitle($rankVal) |
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{ |
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foreach (self::$professionalRankingPer as $title => $point) { |
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if ($rankVal >= $point) { |
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return $title; |
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} |
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} |
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return Arr::last(self::$professionalRankingPer); |
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} |
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} |
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ZsgsDesign /
NOJ
