<?php

use App\Enums\FuelType;
use App\Models\Station;
use App\Models\StationPriceCurrent;
use Illuminate\Foundation\Testing\RefreshDatabase;

uses(RefreshDatabase::class);

it('returns stations near coordinates filtered by fuel type', function () {
    $station = Station::factory()->create(['lat' => 52.555064, 'lng' => -0.256119]);
    StationPriceCurrent::factory()->create([
        'station_id' => $station->node_id,
        'fuel_type' => FuelType::B7Standard,
        'price_pence' => 14500,
    ]);

    $this->getJson('/api/stations?lat=52.555064&lng=-0.256119&fuel_type=diesel&radius=10&sort=price')
        ->assertOk()
        ->assertJsonStructure([
            'data' => [['station_id', 'name', 'brand', 'is_supermarket', 'lat', 'lng', 'distance_km', 'fuel_type', 'price_pence', 'price', 'price_updated_at']],
            'meta' => ['count', 'fuel_type', 'radius_km', 'lowest_pence'],
        ])
        ->assertJsonPath('data.0.price_pence', 14500)
        ->assertJsonPath('meta.fuel_type', 'b7_standard');
});

it('excludes stations with no matching fuel type', function () {
    $station = Station::factory()->create(['lat' => 52.555064, 'lng' => -0.256119]);
    StationPriceCurrent::factory()->create([
        'station_id' => $station->node_id,
        'fuel_type' => FuelType::E10, // not diesel
        'price_pence' => 13800,
    ]);

    $this->getJson('/api/stations?lat=52.555064&lng=-0.256119&fuel_type=diesel&radius=10')
        ->assertOk()
        ->assertJsonPath('meta.count', 0);
});

it('excludes temporarily closed stations', function () {
    $closed = Station::factory()->create([
        'lat' => 52.555064, 'lng' => -0.256119,
        'temporary_closure' => true,
    ]);
    StationPriceCurrent::factory()->create([
        'station_id' => $closed->node_id,
        'fuel_type' => FuelType::B7Standard,
        'price_pence' => 14200,
    ]);

    $this->getJson('/api/stations?lat=52.555064&lng=-0.256119&fuel_type=diesel&radius=10')
        ->assertOk()
        ->assertJsonPath('meta.count', 0);
});

it('excludes stations beyond radius', function () {
    // Station ~100km north
    $farStation = Station::factory()->create(['lat' => 53.5, 'lng' => -0.256119]);
    StationPriceCurrent::factory()->create([
        'station_id' => $farStation->node_id,
        'fuel_type' => FuelType::B7Standard,
        'price_pence' => 14200,
    ]);

    $this->getJson('/api/stations?lat=52.555064&lng=-0.256119&fuel_type=diesel&radius=10')
        ->assertOk()
        ->assertJsonPath('meta.count', 0);
});

it('sorts by price when sort=price', function () {
    $sLat = 52.555;
    $sLng = -0.256;
    $cheap = Station::factory()->create(['lat' => $sLat, 'lng' => $sLng]);
    $expensive = Station::factory()->create(['lat' => $sLat + 0.001, 'lng' => $sLng]);

    StationPriceCurrent::factory()->create(['station_id' => $cheap->node_id, 'fuel_type' => FuelType::B7Standard, 'price_pence' => 13900]);
    StationPriceCurrent::factory()->create(['station_id' => $expensive->node_id, 'fuel_type' => FuelType::B7Standard, 'price_pence' => 14500]);

    $this->getJson("/api/stations?lat={$sLat}&lng={$sLng}&fuel_type=diesel&radius=10&sort=price")
        ->assertOk()
        ->assertJsonPath('data.0.price_pence', 13900);
});

it('logs a search record for each request', function () {
    $station = Station::factory()->create(['lat' => 52.555064, 'lng' => -0.256119]);
    StationPriceCurrent::factory()->create(['station_id' => $station->node_id, 'fuel_type' => FuelType::B7Standard, 'price_pence' => 14500]);

    $this->getJson('/api/stations?lat=52.555064&lng=-0.256119&fuel_type=diesel&radius=10');

    $this->assertDatabaseHas('searches', [
        'lat_bucket' => '52.56',
        'lng_bucket' => '-0.26',
        'fuel_type' => 'b7_standard',
        'results_count' => 1,
        'lowest_pence' => 14500,
        'highest_pence' => 14500,
    ]);
});

it('returns 422 when required params are missing', function () {
    $this->getJson('/api/stations?lat=52.5')
        ->assertUnprocessable();
});