<?php

namespace App\Providers;

use App\Listeners\DowngradeUserOnSubscriptionDeleted;
use App\Services\ApiLogger;
use App\Services\LlmPrediction\AnthropicPredictionProvider;
use App\Services\LlmPrediction\GeminiPredictionProvider;
use App\Services\LlmPrediction\OilPredictionProvider;
use App\Services\LlmPrediction\OpenAiPredictionProvider;
use Carbon\CarbonImmutable;
use Illuminate\Support\Facades\Date;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Event;
use Illuminate\Support\ServiceProvider;
use Illuminate\Validation\Rules\Password;
use Laravel\Cashier\Events\WebhookReceived;

class AppServiceProvider extends ServiceProvider
{
    /**
     * Register any application services.
     */
    public function register(): void
    {
        $this->app->bind(OilPredictionProvider::class, function ($app) {
            $logger = $app->make(ApiLogger::class);

            return match (config('services.llm.provider')) {
                'openai' => new OpenAiPredictionProvider($logger),
                'gemini' => new GeminiPredictionProvider($logger),
                default => new AnthropicPredictionProvider($logger),
            };
        });
    }

    /**
     * Bootstrap any application services.
     */
    public function boot(): void
    {
        $this->configureDefaults();

        Event::listen(WebhookReceived::class, DowngradeUserOnSubscriptionDeleted::class);
    }

    /**
     * Configure default behaviors for production-ready applications.
     */
    protected function configureDefaults(): void
    {
        Date::use(CarbonImmutable::class);

        DB::prohibitDestructiveCommands(
            app()->isProduction(),
        );

        // SQLite lacks GREATEST/LEAST scalar functions — register them for tests.
        if (DB::connection()->getDriverName() === 'sqlite') {
            $pdo = DB::connection()->getPdo();
            $pdo->sqliteCreateFunction('GREATEST', fn (...$args) => max($args), -1);
            $pdo->sqliteCreateFunction('LEAST', fn (...$args) => min($args), -1);
        }

        Password::defaults(fn (): ?Password => app()->isProduction()
            ? Password::min(12)
                ->mixedCase()
                ->letters()
                ->numbers()
                ->symbols()
                ->uncompromised()
            : null,
        );
    }
}
