61 lines
1.9 KiB
PHP
61 lines
1.9 KiB
PHP
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<?php
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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\Controller\IController;
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use MapGuesser\Interfaces\Database\IResultSet;
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use MapGuesser\Interfaces\View\IView;
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use MapGuesser\Util\Geo\Bounds;
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use MapGuesser\View\HtmlView;
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class MapsController implements IController
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{
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public function run(): IView
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{
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$select = new Select(\Container::$dbConnection, 'maps');
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$select->columns([
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['maps', 'id'],
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['maps', 'name'],
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['maps', 'description'],
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['maps', 'bound_south_lat'],
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['maps', 'bound_west_lng'],
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['maps', 'bound_north_lat'],
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['maps', 'bound_east_lng'],
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new RawExpression('COUNT(places.id) AS num_places')
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]);
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$select->leftJoin('places', ['places', 'map_id'], '=', ['maps', 'id']);
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$select->orderBy('name');
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$result = $select->execute();
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$maps = [];
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while ($map = $result->fetch(IResultSet::FETCH_ASSOC)) {
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$bounds = Bounds::createDirectly($map['bound_south_lat'], $map['bound_west_lng'], $map['bound_north_lat'], $map['bound_east_lng']);
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$map['area'] = $this->formatMapArea($bounds->calculateApproximateArea());
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$maps[] = $map;
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}
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$data = ['maps' => $maps];
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return new HtmlView('maps', $data);
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}
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private function formatMapArea(float $area): string
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{
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//TODO: this should be formatted more properly
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if ($area < 100000.0) {
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return round($area, 0) . ' m^2';
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} elseif ($area < 100000000.0) {
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return round($area / 1000000.0, 0) . ' km^2';
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} elseif ($area < 10000000000.0) {
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return round($area / 1000000.0, -2) . ' km^2';
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} else {
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return round($area / 1000000.0, -4) . ' km^2';
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}
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}
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}
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