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<?php
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declare(strict_types=1);
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namespace app\common\service\pharmacy;
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use Closure;
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use RuntimeException;
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use think\facade\Config;
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final class EjPharmacyClient
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{
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private string $baseUrl;
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private string $appKey;
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private string $appSecret;
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/** @var null|Closure(string,string,string,array<int,string>):array{http_status:int,body:array<string,mixed>,request_id:string} */
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private ?Closure $transport;
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public function __construct(
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?string $baseUrl = null,
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?string $appKey = null,
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?string $appSecret = null,
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?callable $transport = null
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)
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{
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$this->baseUrl = rtrim($baseUrl ?? (string) Config::get('ej_pharmacy.base_url', ''), '/');
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$this->appKey = $appKey ?? (string) Config::get('ej_pharmacy.app_key', '');
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$this->appSecret = $appSecret ?? (string) Config::get('ej_pharmacy.app_secret', '');
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if ($this->baseUrl === '' || $this->appKey === '' || $this->appSecret === '') {
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throw new RuntimeException('恩济药房接口未配置完整');
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}
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$this->transport = $transport === null ? null : Closure::fromCallable($transport);
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}
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public static function isConfigured(): bool
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{
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return (bool) Config::get('ej_pharmacy.enabled', false)
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&& trim((string) Config::get('ej_pharmacy.base_url', '')) !== ''
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&& trim((string) Config::get('ej_pharmacy.app_key', '')) !== ''
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&& trim((string) Config::get('ej_pharmacy.app_secret', '')) !== '';
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}
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/** @return array{http_status:int,body:array<string,mixed>,request_id:string} */
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public function medicines(int $after = 0, int $limit = 100): array
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{
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return $this->request('GET', '/api/openapi/v1/medicines', null, [
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'after' => max($after, 0),
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'limit' => min(max($limit, 1), 500),
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]);
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}
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/** @param array<string,mixed> $payload @return array{http_status:int,body:array<string,mixed>,request_id:string} */
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public function importMedicines(array $payload): array
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{
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return $this->request('POST', '/api/openapi/v1/medicine-imports', $payload);
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}
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/** @param array<string,mixed> $payload @return array{http_status:int,body:array<string,mixed>,request_id:string} */
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public function createPrescriptionOrder(array $payload): array
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{
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return $this->request('POST', '/api/openapi/v1/prescription-orders', $payload);
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}
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/** @return array{http_status:int,body:array<string,mixed>,request_id:string} */
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public function prescriptionOrder(string $sourceOrderNo, int $sourceRevision = 0): array
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{
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$query = ['source_system' => 'zyt'];
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if ($sourceRevision > 0) {
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$query['source_revision'] = $sourceRevision;
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}
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return $this->request(
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'GET',
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'/api/openapi/v1/prescription-orders/' . rawurlencode($sourceOrderNo),
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null,
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$query
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);
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}
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/** @param array<string,mixed>|null $payload @param array<string,int|string> $query @return array{http_status:int,body:array<string,mixed>,request_id:string} */
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private function request(string $method, string $path, ?array $payload = null, array $query = []): array
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{
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$queryString = $query === [] ? '' : http_build_query($query, '', '&', PHP_QUERY_RFC3986);
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$pathWithQuery = $path . ($queryString !== '' ? '?' . $queryString : '');
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$body = $payload === null
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? ''
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: (string) json_encode($payload, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES | JSON_THROW_ON_ERROR);
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$timestamp = (string) time();
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$nonce = bin2hex(random_bytes(16));
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$requestId = bin2hex(random_bytes(16));
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$canonical = EjPharmacySignature::canonical($method, $pathWithQuery, $timestamp, $nonce, $body);
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$headers = [
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'Accept: application/json',
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'Content-Type: application/json; charset=utf-8',
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'X-App-Key: ' . $this->appKey,
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'X-Timestamp: ' . $timestamp,
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'X-Nonce: ' . $nonce,
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'X-Signature: ' . EjPharmacySignature::sign($this->appSecret, $canonical),
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'X-Request-Id: ' . $requestId,
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'Expect:',
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];
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if ($this->transport !== null) {
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return ($this->transport)(strtoupper($method), $pathWithQuery, $body, $headers);
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}
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$configuredTransport = strtolower((string) Config::get('ej_pharmacy.http_transport', 'auto'));
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$curlSsl = strtoupper((string) ((function_exists('curl_version') ? curl_version() : [])['ssl_version'] ?? ''));
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if ($configuredTransport === 'openssl'
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|| ($configuredTransport === 'auto' && str_starts_with($curlSsl, 'NSS/'))
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) {
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return $this->requestWithOpenSsl($method, $pathWithQuery, $body, $headers, $requestId);
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}
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$ch = curl_init($this->baseUrl . $pathWithQuery);
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curl_setopt_array($ch, [
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CURLOPT_RETURNTRANSFER => true,
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CURLOPT_CUSTOMREQUEST => strtoupper($method),
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CURLOPT_HTTPHEADER => $headers,
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CURLOPT_CONNECTTIMEOUT => (int) Config::get('ej_pharmacy.connect_timeout', 5),
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CURLOPT_TIMEOUT => (int) Config::get('ej_pharmacy.request_timeout', 30),
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CURLOPT_SSL_VERIFYPEER => true,
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CURLOPT_SSL_VERIFYHOST => 2,
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]);
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if ($payload !== null) {
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curl_setopt($ch, CURLOPT_POSTFIELDS, $body);
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}
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$raw = curl_exec($ch);
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$httpStatus = (int) curl_getinfo($ch, CURLINFO_HTTP_CODE);
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$error = curl_error($ch);
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curl_close($ch);
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if ($raw === false) {
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throw new RuntimeException('恩济药房通信失败：' . $error);
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}
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$decoded = json_decode((string) $raw, true);
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if (!is_array($decoded)) {
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throw new RuntimeException('恩济药房返回了无效 JSON，HTTP ' . $httpStatus);
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}
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return ['http_status' => $httpStatus, 'body' => $decoded, 'request_id' => $requestId];
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}
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/** @param array<int,string> $headers @return array{http_status:int,body:array<string,mixed>,request_id:string} */
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private function requestWithOpenSsl(
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string $method,
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string $path,
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string $body,
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array $headers,
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string $requestId
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): array {
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$ssl = [
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'verify_peer' => true,
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'verify_peer_name' => true,
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'allow_self_signed' => false,
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];
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$caFile = trim((string) Config::get('ej_pharmacy.ca_file', ''));
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if ($caFile !== '') {
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$ssl['cafile'] = $caFile;
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}
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$context = stream_context_create([
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'http' => [
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'method' => strtoupper($method),
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'header' => implode("\r\n", $headers),
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'content' => $body,
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'ignore_errors' => true,
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'timeout' => (int) Config::get('ej_pharmacy.request_timeout', 30),
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'protocol_version' => 1.1,
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],
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'ssl' => $ssl,
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]);
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$raw = @file_get_contents($this->baseUrl . $path, false, $context);
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if ($raw === false) {
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$lastError = error_get_last();
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$message = is_array($lastError) ? (string) ($lastError['message'] ?? '') : '';
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throw new RuntimeException('恩济药房通信失败：' . ($message !== '' ? $message : 'OpenSSL 请求失败'));
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}
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$httpStatus = 0;
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$responseHeaders = $http_response_header ?? [];
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foreach (array_reverse($responseHeaders) as $responseHeader) {
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if (preg_match('/^HTTP\/\S+\s+(\d{3})\b/i', $responseHeader, $matches)) {
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$httpStatus = (int) $matches[1];
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break;
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}
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}
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$decoded = json_decode((string) $raw, true);
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if (!is_array($decoded)) {
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throw new RuntimeException('恩济药房返回了无效 JSON，HTTP ' . $httpStatus);
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}
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return ['http_status' => $httpStatus, 'body' => $decoded, 'request_id' => $requestId];
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}
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}
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