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<?php |
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namespace App\Models\Eloquent; |
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use Illuminate\Database\Eloquent\Model; |
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use App\Models\Eloquent\Contest; |
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use Auth; |
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use Carbon; |
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use DB; |
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use Exception; |
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class Problem extends Model |
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{ |
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protected $table = 'problem'; |
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protected $primaryKey = 'pid'; |
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const UPDATED_AT = "update_date"; |
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public function getReadableNameAttribute() |
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{ |
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return $this->pcode . '. ' . $this->title; |
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} |
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public function submissions() |
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{ |
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return $this->hasMany('App\Models\Eloquent\Submission', 'pid', 'pid'); |
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} |
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public function problemSamples() |
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{ |
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return $this->hasMany('App\Models\Eloquent\ProblemSample', 'pid', 'pid'); |
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} |
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public function homework_problems() |
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{ |
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return $this->hasMany('App\Models\Eloquent\GroupHomeworkProblem', 'problem_id', 'pid'); |
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} |
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public function onlinejudge() |
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{ |
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return $this->belongsTo('App\Models\Eloquent\OJ', 'OJ', 'oid'); |
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} |
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public function getProblemStatusAttribute() |
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{ |
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return $this->getProblemStatus(); |
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} |
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public function getProblemStatus($userID = null, $contestID = null, Carbon $till = null) |
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{ |
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if (blank($userID)) { |
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if (Auth::guard('web')->check()) { |
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$userID = Auth::guard('web')->user()->id; |
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} |
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} |
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if (filled($userID)) { |
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$probStatus = $this->getProblemStatusFromDB($userID, $contestID, $till); |
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if (blank($probStatus)) { |
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return [ |
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"icon" => "checkbox-blank-circle-outline", |
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"color" => "wemd-grey-text" |
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]; |
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} else { |
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return [ |
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"icon" => $probStatus->verdict == "Accepted" ? "checkbox-blank-circle" : "cisco-webex", |
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"color" => $probStatus->color |
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]; |
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} |
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} else { |
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return [ |
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"icon" => "checkbox-blank-circle-outline", |
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"color" => "wemd-grey-text" |
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]; |
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} |
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} |
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private function getProblemStatusFromDB($userID, $contestID = null, Carbon $till = null) |
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{ |
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if (filled($contestID)) { |
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try { |
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$endedAt = Carbon::parse(Contest::findOrFail($contestID)->endedAt); |
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} catch (Exception $e) { |
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return null; |
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} |
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} |
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// Get the very first AC record |
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$acRecords = $this->submissions()->where([ |
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'uid' => $userID, |
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'cid' => $contestID, |
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'verdict' => 'Accepted' |
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]); |
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if (filled($contestID)) { |
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$acRecords = $acRecords->where("submission_date", "<", $endedAt->timestamp); |
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} |
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if (filled($till)) { |
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$acRecords = $acRecords->where("submission_date", "<", $till->timestamp); |
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} |
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$acRecords = $acRecords->orderBy('submission_date', 'desc')->first(); |
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if (blank($acRecords)) { |
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$pacRecords = $this->submissions()->where([ |
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'uid' => $userID, |
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'cid' => $contestID, |
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'verdict' => 'Partially Accepted' |
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]); |
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if (filled($contestID)) { |
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$pacRecords = $pacRecords->where("submission_date", "<", $endedAt->timestamp); |
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} |
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if (filled($till)) { |
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$pacRecords = $pacRecords->where("submission_date", "<", $till->timestamp); |
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} |
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$pacRecords = $pacRecords->orderBy('submission_date', 'desc')->first(); |
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if (blank($pacRecords)) { |
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$otherRecords = $this->submissions()->where([ |
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'uid' => $userID, |
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'cid' => $contestID |
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]); |
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if (filled($contestID)) { |
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$otherRecords = $otherRecords->where("submission_date", "<", $endedAt->timestamp); |
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} |
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if (filled($till)) { |
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$otherRecords = $otherRecords->where("submission_date", "<", $till->timestamp); |
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} |
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return $otherRecords->orderBy('submission_date', 'desc')->first(); |
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} |
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return $pacRecords; |
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} else { |
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return $acRecords; |
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} |
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} |
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public function users_latest_submission($users, $contestID = null, Carbon $till = null, $verdictFilter = []) |
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{ |
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if (filled($contestID)) { |
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$endedAt = Carbon::parse(Contest::findOrFail($contestID)->endedAt); |
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} |
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$lastRecordSubQuery = $this->submissions()->select('uid', DB::raw('MAX(submission_date) as submission_date'))->whereIntegerInRaw('uid', $users)->where('cid', $contestID)->groupBy('uid'); |
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if (filled($contestID)) { |
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$lastRecordSubQuery = $lastRecordSubQuery->where("submission_date", "<", $endedAt->timestamp); |
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} |
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if (filled($till)) { |
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$lastRecordSubQuery = $lastRecordSubQuery->where("submission_date", "<", $till->timestamp); |
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} |
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if(filled($verdictFilter)) { |
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$lastRecordSubQuery = $lastRecordSubQuery->whereIn('verdict', $verdictFilter); |
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} |
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$query = DB::table(DB::raw("({$lastRecordSubQuery->toSql()}) last_sub"))->leftJoinSub(Submission::toBase(), 'submissions', function ($join) { |
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$join->on('last_sub.submission_date', '=', 'submissions.submission_date')->on('last_sub.uid', '=', 'submissions.uid'); |
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})->select('sid', 'last_sub.submission_date as submission_date', 'last_sub.uid as uid', 'verdict', 'color')->orderBy('uid', 'ASC'); |
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return $query->mergeBindings($lastRecordSubQuery->toBase()); |
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} |
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/* public function getSamplesAttribute() |
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{ |
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return array_map(function($sample) { |
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return [ |
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'sample_input' => $sample->sample_input, |
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'sample_output' => $sample->sample_output, |
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'sample_note' => $sample->sample_note, |
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]; |
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}, $this->problemSamples()->select('sample_input', 'sample_output', 'sample_note')->get()->all()); |
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} |
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public function setSamplesAttribute($value) |
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{ |
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return; |
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} */ |
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} |
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ZsgsDesign /
NOJ
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