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<?php |
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namespace Xoco70\LaravelTournaments\TreeGen; |
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use Xoco70\LaravelTournaments\Models\Competitor; |
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use Xoco70\LaravelTournaments\Models\Team; |
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class CreateSingleEliminationTree |
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{ |
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public $firstRoundName; |
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public $groupsByRound; |
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public $hasPreliminary; |
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public $brackets = []; |
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public $championship; |
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public $numFighters; |
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public $noRounds; |
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public $playerWrapperHeight = 30; |
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public $matchWrapperWidth = 150; |
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public $roundSpacing = 40; |
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public $matchSpacing = 42; |
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public $borderWidth = 3; |
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public function __construct($groupsByRound, $championship, $hasPreliminary) |
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{ |
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$this->championship = $championship; |
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$this->groupsByRound = $groupsByRound; |
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$this->hasPreliminary = $hasPreliminary; |
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$this->firstRoundName = $groupsByRound->first()->map(function ($item) use ($championship) { |
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$fighters = $item->getFightersWithBye(); |
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$fighter1 = $fighters->get(0); |
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$fighter2 = $fighters->get(1); |
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return [$fighter1, $fighter2]; |
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})->flatten()->all(); |
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} |
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public function build() |
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{ |
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$fighters = $this->firstRoundName; |
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$this->numFighters = count($fighters); |
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//Calculate the size of the first full round - for example if you have 5 fighters, then the first full round will consist of 4 fighters |
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$this->noRounds = log($this->numFighters, 2); |
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$roundNumber = 1; |
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//Group 2 fighters into a match |
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$matches = array_chunk($fighters, 2); |
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//If there's already a match in the match array, then that means the next round is round 2, so increase the round number |
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if (count($this->brackets)) { |
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$roundNumber++; |
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} |
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$countMatches = count($matches); |
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//Create the first full round of fighters, some may be blank if waiting on the results of a previous round |
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for ($i = 0; $i < $countMatches; $i++) { |
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$this->brackets[$roundNumber][$i + 1] = $matches[$i]; |
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} |
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//Create the result of the empty rows for this tournament |
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$this->assignFightersToBracket($roundNumber, $this->hasPreliminary); |
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$this->assignPositions(); |
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} |
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private function assignPositions() |
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{ |
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//Variables required for figuring outing the height of the vertical connectors |
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$spaceFactor = 0.5; |
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$playerHeightFactor = 1; |
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foreach ($this->brackets as $roundNumber => &$round) { |
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foreach ($round as $matchNumber => &$match) { |
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//Give teams a nicer index |
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$match['playerA'] = $match[0]; |
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$match['playerB'] = $match[1]; |
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unset($match[0]); |
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unset($match[1]); |
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//Figure out the bracket positions |
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$match['matchWrapperTop'] = (((2 * $matchNumber) - 1) * (pow(2, ($roundNumber) - 1)) - 1) * (($this->matchSpacing / 2) + $this->playerWrapperHeight); |
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$match['matchWrapperLeft'] = ($roundNumber - 1) * ($this->matchWrapperWidth + $this->roundSpacing - 1); |
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$match['vConnectorLeft'] = floor($match['matchWrapperLeft'] + $this->matchWrapperWidth + ($this->roundSpacing / 2) - ($this->borderWidth / 2)); |
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$match['vConnectorHeight'] = ($spaceFactor * $this->matchSpacing) + ($playerHeightFactor * $this->playerWrapperHeight) + $this->borderWidth; |
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$match['vConnectorTop'] = $match['hConnectorTop'] = $match['matchWrapperTop'] + $this->playerWrapperHeight; |
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$match['hConnectorLeft'] = ($match['vConnectorLeft'] - ($this->roundSpacing / 2)) + 2; |
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$match['hConnector2Left'] = $match['matchWrapperLeft'] + $this->matchWrapperWidth + ($this->roundSpacing / 2); |
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//Adjust the positions depending on the match number |
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if (!($matchNumber % 2)) { |
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$match['hConnector2Top'] = $match['vConnectorTop'] -= ($match['vConnectorHeight'] - $this->borderWidth); |
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} else { |
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$match['hConnector2Top'] = $match['vConnectorTop'] + ($match['vConnectorHeight'] - $this->borderWidth); |
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} |
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} |
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//Update the spacing variables |
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$spaceFactor *= 2; |
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$playerHeightFactor *= 2; |
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} |
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} |
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/** |
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* Print Round Titles. |
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*/ |
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public function printRoundTitles() |
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{ |
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if ($this->numFighters == 2) { |
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$roundTitles = ['Final']; |
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} elseif ($this->numFighters <= 4) { |
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$roundTitles = ['Semi-Finals', 'Final']; |
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} elseif ($this->numFighters <= 8) { |
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$roundTitles = ['Quarter-Finals', 'Semi-Finals', 'Final']; |
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} else { |
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$roundTitles = ['Quarter-Finals', 'Semi-Finals', 'Final']; |
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$noRounds = ceil(log($this->numFighters, 2)); |
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$noTeamsInFirstRound = pow(2, ceil(log($this->numFighters) / log(2))); |
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$tempRounds = []; |
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//The minus 3 is to ignore the final, semi final and quarter final rounds |
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for ($i = 0; $i < $noRounds - 3; $i++) { |
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$tempRounds[] = 'Last '.$noTeamsInFirstRound; |
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$noTeamsInFirstRound /= 2; |
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} |
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$roundTitles = array_merge($tempRounds, $roundTitles); |
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} |
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echo '<div id="round-titles-wrapper">'; |
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foreach ($roundTitles as $key => $roundTitle) { |
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$left = $key * ($this->matchWrapperWidth + $this->roundSpacing - 1); |
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echo '<div class="round-title" style="left: '.$left.'px;">'.$roundTitle.'</div>'; |
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} |
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echo '</div>'; |
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} |
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/** |
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* @param $selected |
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* |
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* @return string |
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*/ |
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public function getPlayerList($selected) |
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{ |
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$html = '<select> |
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<option'.($selected == '' ? ' selected' : '').'></option>'; |
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foreach ($this->championship->fighters as $fighter) { |
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$html = $this->addOptionToSelect($selected, $fighter, $html); |
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} |
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$html .= '</select>'; |
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return $html; |
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} |
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public function getNewFighter() |
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{ |
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if ($this->championship->category->isTeam()) { |
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return new Team(); |
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} |
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return new Competitor(); |
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} |
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/** |
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* @param $numRound |
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*/ |
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private function assignFightersToBracket($numRound, $hasPreliminary) |
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{ |
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//TODO When Preliminary, we get a problem : Round 2 to 2, or get rounNumber = 1, and fails |
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for ($roundNumber = $numRound; $roundNumber <= $this->noRounds; $roundNumber++) { |
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$groupsByRound = $this->groupsByRound->get($roundNumber + $hasPreliminary); |
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for ($matchNumber = 1; $matchNumber <= ($this->numFighters / pow(2, $roundNumber)); $matchNumber++) { |
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$fight = $groupsByRound[$matchNumber - 1]->fights[0]; |
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if ($this->championship->category->isTeam()) { |
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$fighter1 = $fight->team1; |
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$fighter2 = $fight->team2; |
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} else { |
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$fighter1 = $fight->competitor1; |
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$fighter2 = $fight->competitor2; |
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} |
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$this->brackets[$roundNumber][$matchNumber] = [$fighter1, $fighter2]; |
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} |
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} |
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} |
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/** |
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* @param $selected |
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* @param $fighter |
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* @param $html |
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* |
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* @return string |
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*/ |
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private function addOptionToSelect($selected, $fighter, $html): string |
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{ |
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if ($fighter != null) { |
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$select = $selected != null && $selected->id == $fighter->id ? ' selected' : ''; |
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$html .= '<option'.$select |
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.' value=' |
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.($fighter->id ?? '') |
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.'>' |
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.$fighter->name |
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.'</option>'; |
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} |
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return $html; |
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} |
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} |
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xoco70 /
laravel-tournaments
