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| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | namespace App\Domain\Document\Service; |
| 6 | |
| 7 | use App\Domain\Document\Data\PandaDocDocumentData; |
| 8 | use App\Domain\Document\Data\PandaDocDocumentRefData; |
| 9 | use App\Domain\Document\Data\PandaDocSigningSessionData; |
| 10 | use App\Domain\Document\Data\PandaDocTemplateDetailsData; |
| 11 | use App\Support\Row; |
| 12 | use RuntimeException; |
| 13 | |
| 14 | /** |
| 15 | * PandaDoc HTTP client. |
| 16 | * |
| 17 | * Implements {@see PandaDocClientInterface} so application code depends only |
| 18 | * on our DTOs and the interface. All PandaDoc wire-format details (field |
| 19 | * names, URL paths, auth headers) are confined to this class. |
| 20 | */ |
| 21 | final readonly class PandaDocService implements PandaDocClientInterface |
| 22 | { |
| 23 | public function __construct( |
| 24 | private string $apiKey, |
| 25 | private string $baseUrl, |
| 26 | ) {} |
| 27 | |
| 28 | public function getDocumentDetails(string $documentId): PandaDocDocumentData |
| 29 | { |
| 30 | $response = $this->makeRequest('GET', '/documents/' . urlencode($documentId) . '/details'); |
| 31 | |
| 32 | return PandaDocDocumentData::fromPandaDocResponse($response); |
| 33 | } |
| 34 | |
| 35 | public function createSigningSession(string $documentId, string $recipientEmail): PandaDocSigningSessionData |
| 36 | { |
| 37 | $response = $this->makeRequest('POST', '/documents/' . urlencode($documentId) . '/session', [ |
| 38 | 'recipient' => $recipientEmail, |
| 39 | 'lifetime' => 900, |
| 40 | ]); |
| 41 | |
| 42 | return PandaDocSigningSessionData::fromPandaDocResponse($response); |
| 43 | } |
| 44 | |
| 45 | public function resendDocument(string $documentId, ?string $message = null): void |
| 46 | { |
| 47 | $body = [ |
| 48 | 'message' => $message ?? 'Please review and sign this document.', |
| 49 | 'silent' => false, |
| 50 | ]; |
| 51 | |
| 52 | $this->makeRequest('POST', '/documents/' . urlencode($documentId) . '/send', $body); |
| 53 | } |
| 54 | |
| 55 | public function createDocumentFromTemplate( |
| 56 | string $templateId, |
| 57 | string $documentName, |
| 58 | string $recipientEmail, |
| 59 | string $firstName, |
| 60 | string $lastName, |
| 61 | array $fields = [], |
| 62 | array $tokens = [], |
| 63 | string $recipientRole = 'Signer', |
| 64 | ): PandaDocDocumentRefData { |
| 65 | $body = [ |
| 66 | 'name' => $documentName, |
| 67 | 'template_uuid' => $templateId, |
| 68 | 'recipients' => [ |
| 69 | [ |
| 70 | 'email' => $recipientEmail, |
| 71 | 'first_name' => $firstName, |
| 72 | 'last_name' => $lastName, |
| 73 | 'role' => $recipientRole, |
| 74 | ], |
| 75 | ], |
| 76 | ]; |
| 77 | |
| 78 | if ($fields !== []) { |
| 79 | $body['fields'] = $fields; |
| 80 | } |
| 81 | |
| 82 | if ($tokens !== []) { |
| 83 | $body['tokens'] = array_map( |
| 84 | static fn(string $name, string $value) => ['name' => $name, 'value' => $value], |
| 85 | array_keys($tokens), |
| 86 | array_values($tokens), |
| 87 | ); |
| 88 | } |
| 89 | |
| 90 | $response = $this->makeRequest('POST', '/documents', $body); |
| 91 | |
| 92 | return PandaDocDocumentRefData::fromPandaDocResponse($response); |
| 93 | } |
| 94 | |
| 95 | public function getDocumentStatus(string $documentId): string |
| 96 | { |
| 97 | $response = $this->makeRequest('GET', '/documents/' . urlencode($documentId)); |
| 98 | |
| 99 | return Row::nullableString($response, 'status') ?? ''; |
| 100 | } |
| 101 | |
| 102 | public function sendDocument(string $documentId, string $message = 'Please review and sign this document.'): void |
| 103 | { |
| 104 | $this->makeRequest('POST', '/documents/' . urlencode($documentId) . '/send', [ |
| 105 | 'message' => $message, |
| 106 | 'silent' => false, |
| 107 | ]); |
| 108 | } |
| 109 | |
| 110 | public function inspectTemplate(string $templateId): PandaDocTemplateDetailsData |
| 111 | { |
| 112 | $response = $this->makeRequest('GET', '/templates/' . urlencode($templateId) . '/details'); |
| 113 | |
| 114 | return PandaDocTemplateDetailsData::fromPandaDocResponse($response); |
| 115 | } |
| 116 | |
| 117 | public function listTemplates(): array |
| 118 | { |
| 119 | $response = $this->makeRequest('GET', '/templates?count=100'); |
| 120 | |
| 121 | $templates = []; |
| 122 | $results = $response['results'] ?? []; |
| 123 | if (is_array($results)) { |
| 124 | foreach ($results as $template) { |
| 125 | if (!is_array($template)) { |
| 126 | continue; |
| 127 | } |
| 128 | $id = Row::nullableString($template, 'id'); |
| 129 | $name = Row::nullableString($template, 'name'); |
| 130 | if ($id !== null && $id !== '') { |
| 131 | $templates[$id] = $name ?? '(unnamed)'; |
| 132 | } |
| 133 | } |
| 134 | } |
| 135 | |
| 136 | return $templates; |
| 137 | } |
| 138 | |
| 139 | public function downloadDocument(string $documentId): string |
| 140 | { |
| 141 | $url = $this->baseUrl . '/documents/' . urlencode($documentId) . '/download'; |
| 142 | |
| 143 | $context = stream_context_create([ |
| 144 | 'http' => [ |
| 145 | 'method' => 'GET', |
| 146 | 'header' => implode("\r\n", [ |
| 147 | 'Authorization: API-Key ' . $this->apiKey, |
| 148 | 'Accept: application/pdf', |
| 149 | ]), |
| 150 | 'ignore_errors' => true, |
| 151 | ], |
| 152 | ]); |
| 153 | |
| 154 | $result = file_get_contents($url, false, $context); |
| 155 | |
| 156 | if ($result === false) { |
| 157 | throw new RuntimeException('PandaDoc download failed: unable to connect to ' . $url); |
| 158 | } |
| 159 | |
| 160 | /** @var array<int, string> $http_response_header */ |
| 161 | $statusCode = $this->parseStatusCode($http_response_header); |
| 162 | |
| 163 | if ($statusCode < 200 || $statusCode >= 300) { |
| 164 | throw new RuntimeException( |
| 165 | sprintf('PandaDoc download failed with status %d', $statusCode), |
| 166 | ); |
| 167 | } |
| 168 | |
| 169 | return $result; |
| 170 | } |
| 171 | |
| 172 | /** |
| 173 | * Make an HTTP request to the PandaDoc API. |
| 174 | * |
| 175 | * @param array<string, mixed>|null $body |
| 176 | * @param string $method |
| 177 | * @param string $path |
| 178 | * |
| 179 | * @return array<mixed> |
| 180 | */ |
| 181 | private function makeRequest(string $method, string $path, ?array $body = null): array |
| 182 | { |
| 183 | $url = $this->baseUrl . $path; |
| 184 | |
| 185 | $headers = [ |
| 186 | 'Authorization: API-Key ' . $this->apiKey, |
| 187 | 'Content-Type: application/json', |
| 188 | 'Accept: application/json', |
| 189 | ]; |
| 190 | |
| 191 | $options = [ |
| 192 | 'http' => [ |
| 193 | 'method' => $method, |
| 194 | 'header' => implode("\r\n", $headers), |
| 195 | 'ignore_errors' => true, |
| 196 | ], |
| 197 | ]; |
| 198 | |
| 199 | if ($body !== null) { |
| 200 | $options['http']['content'] = json_encode($body, JSON_THROW_ON_ERROR); |
| 201 | } |
| 202 | |
| 203 | $context = stream_context_create($options); |
| 204 | $result = file_get_contents($url, false, $context); |
| 205 | |
| 206 | if ($result === false) { |
| 207 | throw new RuntimeException('PandaDoc API request failed: unable to connect to ' . $url); |
| 208 | } |
| 209 | |
| 210 | /** @var array<int, string> $http_response_header */ |
| 211 | $statusCode = $this->parseStatusCode($http_response_header); |
| 212 | |
| 213 | if ($statusCode < 200 || $statusCode >= 300) { |
| 214 | throw new RuntimeException( |
| 215 | sprintf('PandaDoc API request failed with status %d: %s', $statusCode, $result), |
| 216 | ); |
| 217 | } |
| 218 | |
| 219 | if ($result === '') { |
| 220 | return []; |
| 221 | } |
| 222 | |
| 223 | $decoded = json_decode($result, true, 512, JSON_THROW_ON_ERROR); |
| 224 | |
| 225 | if (!is_array($decoded)) { |
| 226 | throw new RuntimeException('PandaDoc API returned invalid JSON response'); |
| 227 | } |
| 228 | |
| 229 | return $decoded; |
| 230 | } |
| 231 | |
| 232 | /** |
| 233 | * Parse HTTP status code from response headers. |
| 234 | * |
| 235 | * @param array<int, string> $headers |
| 236 | */ |
| 237 | private function parseStatusCode(array $headers): int |
| 238 | { |
| 239 | foreach ($headers as $header) { |
| 240 | if (preg_match('/^HTTP\/[\d.]+ (\d{3})/', $header, $matches)) { |
| 241 | return (int)$matches[1]; |
| 242 | } |
| 243 | } |
| 244 | |
| 245 | return 0; |
| 246 | } |
| 247 | } |