132 lines
3.8 KiB
PHP
132 lines
3.8 KiB
PHP
<?php
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namespace App\Services;
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use Illuminate\Support\Facades\Http;
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use Illuminate\Support\Facades\Log;
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class WhatsAppCloudService
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{
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public function isEnabled()
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{
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return (bool) config('whatsapp.whatsapp_cloud_enabled')
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&& !empty(config('whatsapp.token'))
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&& !empty(config('whatsapp.phone_number_id'));
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}
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/**
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* Normalize Malaysian phone numbers to digits with country code (e.g. 60123456789).
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*/
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public function normalizePhone($phone)
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{
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if ($phone === null || $phone === '') {
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return null;
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}
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$digits = preg_replace('/\D+/', '', (string) $phone);
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if ($digits === '') {
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return null;
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}
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if (strpos($digits, '60') === 0) {
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return $digits;
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}
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if (strpos($digits, '0') === 0) {
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return '6' . $digits;
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}
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return '60' . ltrim($digits, '0');
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}
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/**
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* In non-production, always send to ADMIN_PHONE_NUMBER.
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*/
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public function resolveRecipient($phone)
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{
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if (config('app.env') !== 'production') {
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return $this->normalizePhone(config('app.admin_phone_number'));
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}
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return $this->normalizePhone($phone);
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}
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/**
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* Send an approved WhatsApp Cloud API template message.
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*
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* @param string $to E.164-ish digits without +
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* @param string $templateName
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* @param array<int, string> $bodyParams Ordered body variables {{1}}, {{2}}, ...
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* @return array{ok:bool,status:int,body:mixed}
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*/
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public function sendTemplate($to, $templateName, array $bodyParams = [], $languageCode = null)
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{
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if (!$this->isEnabled()) {
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Log::warning('WhatsApp Cloud API skipped: not enabled or missing credentials.');
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return ['ok' => false, 'status' => 0, 'body' => 'disabled'];
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}
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$to = $this->normalizePhone($to);
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if (!$to) {
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return ['ok' => false, 'status' => 0, 'body' => 'invalid_phone'];
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}
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$languageCode = $languageCode ?: config('whatsapp.template_lang', 'en_US');
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$version = config('whatsapp.api_version', 'v25.0');
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$phoneNumberId = config('whatsapp.phone_number_id');
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$url = "https://graph.facebook.com/{$version}/{$phoneNumberId}/messages";
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$template = [
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'name' => $templateName,
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'language' => ['code' => $languageCode],
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];
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if (!empty($bodyParams)) {
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$template['components'] = [[
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'type' => 'body',
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'parameters' => array_map(function ($value) {
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return [
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'type' => 'text',
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'text' => (string) $value,
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];
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}, array_values($bodyParams)),
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]];
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}
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$payload = [
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'messaging_product' => 'whatsapp',
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'to' => $to,
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'type' => 'template',
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'template' => $template,
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];
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$response = Http::withToken(config('whatsapp.token'))
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->acceptJson()
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->asJson()
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->post($url, $payload);
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$result = [
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'ok' => $response->successful(),
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'status' => $response->status(),
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'body' => $response->json() ?? $response->body(),
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];
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if (!$result['ok']) {
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Log::error('WhatsApp Cloud API template send failed', [
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'to' => $to,
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'template' => $templateName,
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'status' => $result['status'],
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'body' => $result['body'],
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]);
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} else {
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Log::info('WhatsApp Cloud API template sent', [
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'to' => $to,
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'template' => $templateName,
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'message_id' => data_get($result['body'], 'messages.0.id'),
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]);
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}
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return $result;
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}
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}
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