73 lines
2.7 KiB
PHP
73 lines
2.7 KiB
PHP
<?php
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namespace App\Http\Controllers\Api;
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use App\Http\Controllers\Controller;
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use App\Http\Requests\Api\NearbyStationsRequest;
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use App\Http\Resources\Api\StationResource;
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use App\Models\Search;
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use App\Models\Station;
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use Illuminate\Database\Query\JoinClause;
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use Illuminate\Http\JsonResponse;
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class StationController extends Controller
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{
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public function index(NearbyStationsRequest $request): JsonResponse
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{
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$lat = (float) $request->input('lat');
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$lng = (float) $request->input('lng');
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$fuelType = $request->fuelType();
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$radius = $request->radius();
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$sort = $request->sort();
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$all = Station::query()
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->selectRaw(
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'stations.*, spc.price_pence, spc.fuel_type, spc.price_effective_at,
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(6371 * acos(MAX(-1.0, MIN(1.0,
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cos(radians(?)) * cos(radians(lat)) * cos(radians(lng) - radians(?))
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+ sin(radians(?)) * sin(radians(lat))
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)))) AS distance_km',
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[$lat, $lng, $lat],
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)
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->join('station_prices_current as spc', function (JoinClause $join) use ($fuelType): void {
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$join->on('stations.node_id', '=', 'spc.station_id')
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->where('spc.fuel_type', '=', $fuelType->value);
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})
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->where('stations.temporary_closure', false)
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->where('stations.permanent_closure', false)
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->get();
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$stations = $all
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->filter(fn ($s) => (float) $s->distance_km <= $radius)
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->sortBy($sort === 'price' ? 'price_pence' : 'distance_km')
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->values();
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$prices = $stations->pluck('price_pence');
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Search::create([
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'lat_bucket' => round($lat, 2),
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'lng_bucket' => round($lng, 2),
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'fuel_type' => $fuelType->value,
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'results_count' => $stations->count(),
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'lowest_pence' => $prices->min(),
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'highest_pence' => $prices->max(),
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'avg_pence' => $prices->isNotEmpty() ? round($prices->avg(), 2) : null,
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'searched_at' => now(),
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'ip_hash' => hash('sha256', $request->ip() ?? ''),
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]);
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return response()->json([
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'data' => StationResource::collection($stations),
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'meta' => [
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'count' => $stations->count(),
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'fuel_type' => $fuelType->value,
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'radius_km' => $radius,
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'lowest_pence' => $prices->min(),
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'highest_pence' => $prices->max(),
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'cheapest_price_pence' => $prices->min(),
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'avg_pence' => $prices->isNotEmpty() ? round($prices->avg(), 2) : null,
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],
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]);
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}
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}
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