162 lines
4.1 KiB
PHP
162 lines
4.1 KiB
PHP
<?php
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namespace Modules\MarketingAddon\App\WhatsappGateways;
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use Illuminate\Support\Facades\Http;
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class WhatsAppCloudApi
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{
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public static function send_message($gateway, $phone, $template, $name, $data)
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{
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$payload = [
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'messaging_product' => 'whatsapp',
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'recipient_type' => 'individual',
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'to' => $phone,
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'type' => 'template',
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'template' => [
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'name' => $template->template,
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'language' => [
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'code' => $gateway->params['language_code'] ?? 'en_US',
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],
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],
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];
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$components = self::buildComponents($template, $data);
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if (!empty($components)) {
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$payload['template']['components'] = $components;
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}
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$apiVersion = $gateway->params['api_version'] ?? 'v25.0';
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$phoneNumberId = $gateway->params['phone_number_id'];
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$url = "https://graph.facebook.com/{$apiVersion}/{$phoneNumberId}/messages";
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$response = Http::withToken($gateway->params['access_token'])
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->withHeaders([
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'Content-Type' => 'application/json',
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])
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->post($url, $payload);
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if ($response->successful()) {
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return $response->json();
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}
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throw new \Exception(
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'WhatsApp Cloud API Error: ' . $response->body()
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);
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}
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protected static function buildComponents($template, array $data): array
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{
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$components = [];
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$header = self::buildHeader($template);
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$body = self::buildBody($template, $data);
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$button = self::buildButton($data['copy_text'] ?? null);
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if (!empty($header)) {
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$components[] = $header;
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}
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if (!empty($body)) {
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$components[] = $body;
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}
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if (!empty($button)) {
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$components[] = $button;
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}
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return $components;
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}
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protected static function buildBody($template, array $data): ?array
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{
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if (empty($template->variables) || !is_array($template->variables)) {
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return null;
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}
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$parameters = [];
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foreach ($template->variables as $variable) {
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if (in_array($variable, ['copy_text', 'expire_at'])) {
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continue;
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}
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if (!isset($data[$variable])) {
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continue;
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}
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$parameters[] = [
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'type' => 'text',
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'text' => (string) $data[$variable],
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];
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}
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if (empty($parameters)) {
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return null;
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}
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return [
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'type' => 'body',
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'parameters' => $parameters,
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];
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}
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protected static function buildHeader($template): ?array
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{
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if (empty($template?->attachment)) {
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return null;
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}
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$mediaType = self::mediaType($template->attachment);
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$media = ['link' => asset($template->attachment)];
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if ($mediaType === 'document') {
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$media['filename'] = basename($template->attachment);
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}
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return [
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'type' => 'header',
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'parameters' => [
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[
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'type' => $mediaType,
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$mediaType => $media,
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],
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],
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];
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}
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protected static function buildButton(?string $copyText = null): ?array
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{
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if (!$copyText) {
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return null;
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}
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return [
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'type' => 'button',
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'sub_type' => 'url',
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'index' => 0,
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'parameters' => [
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[
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'type' => 'text',
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'text' => $copyText,
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],
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],
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];
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}
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protected static function mediaType(string $attachment): string
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{
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$extension = strtolower(pathinfo($attachment, PATHINFO_EXTENSION));
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if (in_array($extension, ['jpg', 'jpeg', 'png', 'webp'])) {
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return 'image';
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}
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if (in_array($extension, ['mp4', '3gp'])) {
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return 'video';
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}
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return 'document';
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}
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}
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