<?php

declare(strict_types=1);

namespace App\Services\Verification;

use App\Jobs\ProviderConnectionHealthCheckJob;
use App\Models\OperationRun;
use App\Models\ProviderConnection;
use App\Models\Tenant;
use App\Models\User;
use App\Services\Providers\ProviderOperationStartGate;
use App\Services\Providers\ProviderOperationStartResult;
use App\Support\Auth\Capabilities;
use Illuminate\Support\Facades\Gate;
use InvalidArgumentException;
use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;

final class StartVerification
{
    public function __construct(
        private readonly ProviderOperationStartGate $providers,
    ) {}

    /**
     * Start (or dedupe) a provider-connection verification run.
     *
     * @param  array<string, mixed>  $extraContext
     */
    public function providerConnectionCheck(
        Tenant $tenant,
        ProviderConnection $connection,
        User $initiator,
        array $extraContext = [],
    ): ProviderOperationStartResult {
        return $this->providerConnectionCheckUsingConnection(
            tenant: $tenant,
            connection: $connection,
            initiator: $initiator,
            extraContext: $extraContext,
        );
    }

    /**
     * Start (or dedupe) a provider-connection verification run for the tenant default connection.
     *
     * @param  array<string, mixed>  $extraContext
     */
    public function providerConnectionCheckForTenant(
        Tenant $tenant,
        User $initiator,
        array $extraContext = [],
    ): ProviderOperationStartResult {
        if (! $initiator->canAccessTenant($tenant)) {
            throw new NotFoundHttpException;
        }

        Gate::forUser($initiator)->authorize(Capabilities::PROVIDER_RUN, $tenant);

        return $this->providers->start(
            tenant: $tenant,
            connection: null,
            operationType: 'provider.connection.check',
            dispatcher: fn (OperationRun $run): mixed => $this->dispatchConnectionHealthCheck($run, $tenant, $initiator),
            initiator: $initiator,
            extraContext: $extraContext,
        );
    }

    /**
     * Start (or dedupe) a provider-connection verification run for an explicit connection.
     *
     * @param  array<string, mixed>  $extraContext
     */
    public function providerConnectionCheckUsingConnection(
        Tenant $tenant,
        ProviderConnection $connection,
        User $initiator,
        array $extraContext = [],
    ): ProviderOperationStartResult {
        if (! $initiator->canAccessTenant($tenant)) {
            throw new NotFoundHttpException;
        }

        Gate::forUser($initiator)->authorize(Capabilities::PROVIDER_RUN, $tenant);

        return $this->providers->start(
            tenant: $tenant,
            connection: $connection,
            operationType: 'provider.connection.check',
            dispatcher: fn (OperationRun $run): mixed => $this->dispatchConnectionHealthCheck($run, $tenant, $initiator),
            initiator: $initiator,
            extraContext: $extraContext,
        );
    }

    private function dispatchConnectionHealthCheck(OperationRun $run, Tenant $tenant, User $initiator): mixed
    {
        $context = is_array($run->context ?? null) ? $run->context : [];
        $providerConnectionId = $context['provider_connection_id'] ?? null;

        if (! is_numeric($providerConnectionId)) {
            throw new InvalidArgumentException('Provider connection id is missing from run context.');
        }

        return ProviderConnectionHealthCheckJob::dispatch(
            tenantId: (int) $tenant->getKey(),
            userId: (int) $initiator->getKey(),
            providerConnectionId: (int) $providerConnectionId,
            operationRun: $run,
        );
    }
}