84 lines
2.5 KiB
PHP
84 lines
2.5 KiB
PHP
<?php namespace MapGuesser\Controller;
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use MapGuesser\Database\Query\Select;
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use MapGuesser\Database\RawExpression;
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use MapGuesser\Interfaces\Authentication\IUser;
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use MapGuesser\Interfaces\Database\IResultSet;
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use MapGuesser\Interfaces\Request\IRequest;
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use MapGuesser\Interfaces\Response\IContent;
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use MapGuesser\Response\HtmlContent;
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class MapsController
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{
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private IRequest $request;
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public function __construct(IRequest $request)
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{
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$this->request = $request;
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}
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public function getMaps(): IContent
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{
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//TODO: from repository
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$select = new Select(\Container::$dbConnection, 'maps');
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$select->columns([
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['maps', 'id'],
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['maps', 'name'],
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['maps', 'description'],
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['maps', 'bound_south_lat'],
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['maps', 'bound_west_lng'],
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['maps', 'bound_north_lat'],
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['maps', 'bound_east_lng'],
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['maps', 'area'],
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new RawExpression('COUNT(places.id) AS num_places')
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]);
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$select->leftJoin('places', ['places', 'map_id'], '=', ['maps', 'id']);
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$select->groupBy(['maps', 'id']);
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$select->orderBy('name');
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$result = $select->execute();
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$maps = [];
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while ($map = $result->fetch(IResultSet::FETCH_ASSOC)) {
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$map['area'] = $this->formatMapAreaForHuman($map['area']);
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$maps[] = $map;
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}
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$user = $this->request->user();
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$data = ['maps' => $maps, 'isAdmin' => $user !== null && $user->hasPermission(IUser::PERMISSION_ADMIN)];
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return new HtmlContent('maps', $data);
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}
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private function formatMapAreaForHuman(float $area): array
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{
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if ($area < 0.01) {
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$digits = 0;
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$rounded = round($area * 1000000.0, -2);
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$unit = 'm';
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} elseif ($area < 0.1) {
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$digits = 0;
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$rounded = round($area * 1000000.0, -3);
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$unit = 'm';
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} elseif ($area < 1.0) {
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$digits = 2;
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$rounded = round($area, 2);
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$unit = 'km';
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} elseif ($area < 100.0) {
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$digits = 0;
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$rounded = round($area, 0);
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$unit = 'km';
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} elseif ($area < 10000.0) {
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$digits = 0;
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$rounded = round($area, -2);
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$unit = 'km';
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} else {
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$digits = 0;
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$rounded = round($area, -4);
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$unit = 'km';
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}
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return [number_format($rounded, $digits, '.', ' '), $unit];
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}
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}
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