TenantAtlas/app/Services/Intune/PolicySyncService.php

<?php

namespace App\Services\Intune;

use App\Models\Policy;
use App\Models\Tenant;
use App\Services\Graph\GraphClientInterface;
use App\Services\Graph\GraphErrorMapper;
use App\Services\Graph\GraphLogger;
use Illuminate\Support\Arr;
use RuntimeException;
use Throwable;

class PolicySyncService
{
    public function __construct(
        private readonly GraphClientInterface $graphClient,
        private readonly GraphLogger $graphLogger,
    ) {}

    /**
     * Sync supported policies for a tenant from Microsoft Graph.
     *
     * @return array<int> IDs of policies synced or created
     */
    public function syncPolicies(Tenant $tenant, ?array $supportedTypes = null): array
    {
        if (! $tenant->isActive()) {
            throw new \RuntimeException('Tenant is archived or inactive.');
        }

        $types = $supportedTypes ?? config('tenantpilot.supported_policy_types', []);
        $synced = [];
        $tenantIdentifier = $tenant->tenant_id ?? $tenant->external_id;

        foreach ($types as $typeConfig) {
            $policyType = $typeConfig['type'];
            $platform = $typeConfig['platform'] ?? null;

            $this->graphLogger->logRequest('list_policies', [
                'tenant' => $tenantIdentifier,
                'policy_type' => $policyType,
                'platform' => $platform,
            ]);

            try {
                $response = $this->graphClient->listPolicies($policyType, [
                    'tenant' => $tenantIdentifier,
                    'client_id' => $tenant->app_client_id,
                    'client_secret' => $tenant->app_client_secret,
                    'platform' => $platform,
                ]);
            } catch (Throwable $throwable) {
                throw GraphErrorMapper::fromThrowable($throwable, [
                    'policy_type' => $policyType,
                    'tenant_id' => $tenant->id,
                    'tenant_identifier' => $tenantIdentifier,
                ]);
            }

            $this->graphLogger->logResponse('list_policies', $response, [
                'policy_type' => $policyType,
                'tenant_id' => $tenant->id,
                'tenant' => $tenantIdentifier,
            ]);

            if ($response->failed()) {
                continue;
            }

            foreach ($response->data as $policyData) {
                $externalId = $policyData['id'] ?? $policyData['external_id'] ?? null;

                if ($externalId === null) {
                    continue;
                }

                $displayName = $policyData['displayName'] ?? $policyData['name'] ?? 'Unnamed policy';
                $policyPlatform = $platform ?? ($policyData['platform'] ?? null);

                $existingWithDifferentType = Policy::query()
                    ->where('tenant_id', $tenant->id)
                    ->where('external_id', $externalId)
                    ->where('policy_type', '!=', $policyType)
                    ->exists();

                if ($existingWithDifferentType) {
                    continue;
                }

                $policy = Policy::updateOrCreate(
                    [
                        'tenant_id' => $tenant->id,
                        'external_id' => $externalId,
                        'policy_type' => $policyType,
                    ],
                    [
                        'display_name' => $displayName,
                        'platform' => $policyPlatform,
                        'last_synced_at' => now(),
                        'ignored_at' => null,
                        'metadata' => Arr::except($policyData, ['id', 'external_id', 'displayName', 'name', 'platform']),
                    ]
                );

                $synced[] = $policy->id;
            }
        }

        return $synced;
    }

    /**
     * Re-fetch a single policy from Graph and update local metadata.
     */
    public function syncPolicy(Tenant $tenant, Policy $policy): void
    {
        if (! $tenant->isActive()) {
            throw new RuntimeException('Tenant is archived or inactive.');
        }

        $tenantIdentifier = $tenant->tenant_id ?? $tenant->external_id;

        $this->graphLogger->logRequest('get_policy', [
            'tenant' => $tenantIdentifier,
            'policy_type' => $policy->policy_type,
            'policy_id' => $policy->external_id,
            'platform' => $policy->platform,
        ]);

        try {
            $response = $this->graphClient->getPolicy($policy->policy_type, $policy->external_id, [
                'tenant' => $tenantIdentifier,
                'client_id' => $tenant->app_client_id,
                'client_secret' => $tenant->app_client_secret,
                'platform' => $policy->platform,
            ]);
        } catch (Throwable $throwable) {
            throw GraphErrorMapper::fromThrowable($throwable, [
                'policy_type' => $policy->policy_type,
                'policy_id' => $policy->external_id,
                'tenant_id' => $tenant->id,
                'tenant_identifier' => $tenantIdentifier,
            ]);
        }

        $this->graphLogger->logResponse('get_policy', $response, [
            'tenant_id' => $tenant->id,
            'tenant' => $tenantIdentifier,
            'policy_type' => $policy->policy_type,
            'policy_id' => $policy->external_id,
        ]);

        if ($response->failed()) {
            $message = $response->errors[0]['message'] ?? $response->data['error']['message'] ?? 'Graph request failed.';

            throw new RuntimeException($message);
        }

        $payload = $response->data['payload'] ?? $response->data;

        if (! is_array($payload)) {
            throw new RuntimeException('Invalid Graph response payload.');
        }

        $displayName = $payload['displayName'] ?? $payload['name'] ?? $policy->display_name;
        $platform = $payload['platform'] ?? $policy->platform;

        $policy->forceFill([
            'display_name' => $displayName,
            'platform' => $platform,
            'last_synced_at' => now(),
            'metadata' => Arr::except($payload, ['id', 'external_id', 'displayName', 'name', 'platform']),
        ])->save();
    }
}