<?php

namespace App\Http\Controllers\Api;

use App\Http\Controllers\Controller;
use App\Http\Requests\Api\PredictionRequest;
use App\Services\NationalFuelPredictionService;
use App\Services\PlanFeatures;
use Illuminate\Http\JsonResponse;

class PredictionController extends Controller
{
    public function __construct(
        private readonly NationalFuelPredictionService $predictionService,
    ) {}

    public function index(PredictionRequest $request): JsonResponse
    {
        $lat = $request->filled('lat') ? (float) $request->input('lat') : null;
        $lng = $request->filled('lng') ? (float) $request->input('lng') : null;

        $result = $this->predictionService->predict($lat, $lng);

        $user = $request->user();
        $canSeeFull = $user !== null && PlanFeatures::for($user)->can('ai_predictions');

        if (! $canSeeFull) {
            return response()->json([
                'fuel_type' => $result['fuel_type'],
                'predicted_direction' => $result['predicted_direction'],
                'tier_locked' => true,
            ]);
        }

        return response()->json($result);
    }
}