<?php

/**
 * Graph API client wrapper (idempotent + retryable calls).
 *
 * @package AfroIT_Messaging_WorkflowAutomations
 */

namespace AfroIT\Messaging\WorkflowAutomations\Meta;


use AfroIT\Messaging\WorkflowAutomations\Security\SecureOptions;
use AfroIT\Messaging\WorkflowAutomations\Settings\PluginSettings;
use AfroIT\Messaging\WorkflowAutomations\Logging\Log;

if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

final class MetaBusinesses {

    private $graphClient;

    public function __construct() {
        $this->graphClient = new GraphClient();
    }

	public function getUserBusinesses($userAccessToken, $with_assets = false): array
	{
		$businesses = $this->graphClient->get('me/businesses', array('limit' => 50, 'fields' => 'id,name'), $userAccessToken);
        $businesses_data = isset($businesses['data']) ? $businesses['data'] : [];
        if ($with_assets) {
            foreach ($businesses_data as $i => $business) {
                $wabas = $this->getUserWabas($business['id'], $userAccessToken);
                if (!empty($wabas['data'])) {
                    $businesses_data[$i]['wabas'] = [];
                    foreach ($wabas['data'] as $waba) {
                        $waba['phone_numbers'] = [];
                        $phone_numbers = $this->getPhoneNumbers($waba['id'], $userAccessToken);
                        if (!empty($phone_numbers['data'])) {
                            foreach ($phone_numbers['data'] as $phone_number) {
                                $waba['phone_numbers'][] = $phone_number;
                            }
                        }
                        $businesses_data[$i]['wabas'][] = $waba;
                    }
                }
            }
        }
		return $businesses_data;
	}

    public function getUserWabas($businessId, $userAccessToken): array
	{
        $wabas = $this->graphClient->get("{$businessId}/owned_whatsapp_business_accounts", array('limit' => 50, 'fields' => 'id,name'), $userAccessToken);
		return is_array($wabas) ? $wabas : [];
	}

    public function getPhoneNumbers($wabaId, $userAccessToken): array
	{
        $phoneNumbers = $this->graphClient->get("{$wabaId}/phone_numbers", array('limit' => 50, 'fields' => 'id,display_phone_number,verified_name'), $userAccessToken);
		return is_array($phoneNumbers) ? $phoneNumbers : [];
	}

    public function assignToApp($businessId, $appId, $userAccessToken): bool {
        $response = $this->graphClient->post("{$businessId}/applications", array('business_app' => $appId), $userAccessToken, true);
        if (!$response->isSuccessful()) {
            return false;
        }

        return true;
    }

    public function isAssignedToApp($businessId, $appId, $userAccessToken): bool {
        $response = $this->graphClient->get("{$businessId}/owned_apps", array(), $userAccessToken, true);
        if (!$response->isSuccessful()) {
            return false;
        }

        $body = $response->getBody();
        if (!isset($body['data']) || !is_array($body['data'])) {
            return false;
        }

        foreach ($body['data'] as $app) {
            if (is_array($app) && isset($app['id']) && is_string($app['id']) && $app['id'] === $appId) {
                return true;
            }
        }

        return false;
    }


}