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feat(gitlab): add getPullRequest, getPullRequestFiles, getPullRequestFromBranch, createComment, getComment, updateComment and getUser #94

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feat(gitlab): add getPullRequest, getPullRequestFiles, getPullRequestFromBranch, createComment, getComment, updateComment and getUser #94

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76df5e7
feat(gitlab): add pull request, comment and user support
jaysomani Apr 27, 2026
d56ec3b
updated with suggestions
jaysomani Apr 27, 2026
8a688e8
fixed the lint issue and stan issue
jaysomani Apr 27, 2026
e86e659
updated with suggestions
jaysomani Apr 27, 2026
7fb6a4b
Merge branch 'utopia-php:main' into feat/gitlab-adapter-pullrequest
jaysomani Apr 28, 2026
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229 changes: 220 additions & 9 deletions src/VCS/Adapter/Git/GitLab.php
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Original file line number Diff line number Diff line change
Expand Up @@ -99,6 +99,42 @@ private function getNamespaceId(string $owner): string
return $owner;
}

private function findMrIidForNote(string $projectPath, string $commentId): ?int
{
$page = 1;
while (true) {
$url = "/projects/{$projectPath}/merge_requests?state=all&per_page=100&page={$page}";
$response = $this->call(self::METHOD_GET, $url, ['PRIVATE-TOKEN' => $this->accessToken]);
$responseHeaders = $response['headers'] ?? [];
$statusCode = $responseHeaders['status-code'] ?? 0;
if ($statusCode >= 400) {
throw new Exception("Failed to list merge requests: HTTP {$statusCode}");
}

$mrs = $response['body'] ?? [];

if (empty($mrs) || !is_array($mrs)) {
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break;
}

foreach ($mrs as $mr) {
$mrIid = $mr['iid'] ?? 0;
$noteUrl = "/projects/{$projectPath}/merge_requests/{$mrIid}/notes/{$commentId}";
$noteResponse = $this->call(self::METHOD_GET, $noteUrl, ['PRIVATE-TOKEN' => $this->accessToken]);
if (($noteResponse['headers']['status-code'] ?? 0) === 200) {
return $mrIid;
}
}

if (count($mrs) < 100) {
break;
}
$page++;
}

return null;
}

public function createRepository(string $owner, string $repositoryName, bool $private): array
{
$namespaceId = (int) $this->getNamespaceId($owner);
Expand Down Expand Up @@ -465,22 +501,81 @@ public function createWebhook(string $owner, string $repositoryName, string $url

public function createComment(string $owner, string $repositoryName, int $pullRequestNumber, string $comment): string
{
throw new Exception("Not implemented");
$ownerPath = $this->getOwnerPath($owner);
$projectPath = urlencode("{$ownerPath}/{$repositoryName}");
$url = "/projects/{$projectPath}/merge_requests/{$pullRequestNumber}/notes";

$response = $this->call(self::METHOD_POST, $url, ['PRIVATE-TOKEN' => $this->accessToken], ['body' => $comment]);

$responseHeaders = $response['headers'] ?? [];
$statusCode = $responseHeaders['status-code'] ?? 0;
if ($statusCode >= 400) {
throw new Exception("Failed to create comment: HTTP {$statusCode}");
}

$responseBody = $response['body'] ?? [];
if (!array_key_exists('id', $responseBody)) {
throw new Exception("Comment creation response is missing comment ID.");
}

return (string) ($responseBody['id'] ?? '');
}

public function getComment(string $owner, string $repositoryName, string $commentId): string
{
throw new Exception("Not implemented");
$ownerPath = $this->getOwnerPath($owner);
$projectPath = urlencode("{$ownerPath}/{$repositoryName}");

$mrIid = $this->findMrIidForNote($projectPath, $commentId);
if ($mrIid === null) {
return '';
}

$noteUrl = "/projects/{$projectPath}/merge_requests/{$mrIid}/notes/{$commentId}";
$noteResponse = $this->call(self::METHOD_GET, $noteUrl, ['PRIVATE-TOKEN' => $this->accessToken]);
return $noteResponse['body']['body'] ?? '';
}

public function updateComment(string $owner, string $repositoryName, int $commentId, string $comment): string
{
throw new Exception("Not implemented");
$ownerPath = $this->getOwnerPath($owner);
$projectPath = urlencode("{$ownerPath}/{$repositoryName}");

$mrIid = $this->findMrIidForNote($projectPath, (string) $commentId);
if ($mrIid === null) {
throw new Exception("Failed to update comment: comment ID {$commentId} not found in any merge request.");
}

$noteUrl = "/projects/{$projectPath}/merge_requests/{$mrIid}/notes/{$commentId}";
$noteResponse = $this->call(self::METHOD_PUT, $noteUrl, ['PRIVATE-TOKEN' => $this->accessToken], ['body' => $comment]);
$noteHeaders = $noteResponse['headers'] ?? [];
if (($noteHeaders['status-code'] ?? 0) !== 200) {
throw new Exception("Failed to update comment: HTTP " . ($noteHeaders['status-code'] ?? 0));
}

return (string) $commentId;
}

public function getUser(string $username): array
{
throw new Exception("Not implemented");
$url = "/users?username=" . rawurlencode($username);

$response = $this->call(self::METHOD_GET, $url, ['PRIVATE-TOKEN' => $this->accessToken]);

$responseHeaders = $response['headers'] ?? [];
$statusCode = $responseHeaders['status-code'] ?? 0;
if ($statusCode >= 400) {
throw new Exception("Failed to get user: HTTP {$statusCode}");
}

$body = $response['body'] ?? [];

// GitLab returns an array of users — return first match
if (empty($body[0])) {
throw new Exception("User not found: {$username}");
}

return $body[0];
}

public function getOwnerName(string $installationId, ?int $repositoryId = null): string
Expand Down Expand Up @@ -511,17 +606,123 @@ public function getOwnerName(string $installationId, ?int $repositoryId = null):

public function getPullRequest(string $owner, string $repositoryName, int $pullRequestNumber): array
{
throw new Exception("Not implemented");
$ownerPath = $this->getOwnerPath($owner);
$projectPath = urlencode("{$ownerPath}/{$repositoryName}");
$url = "/projects/{$projectPath}/merge_requests/{$pullRequestNumber}";

$response = $this->call(self::METHOD_GET, $url, ['PRIVATE-TOKEN' => $this->accessToken]);

$responseHeaders = $response['headers'] ?? [];
$statusCode = $responseHeaders['status-code'] ?? 0;
if ($statusCode >= 400) {
throw new Exception("Failed to get merge request: HTTP {$statusCode}");
}

$mr = $response['body'] ?? [];

// Normalize to match expected shape (consistent with Gitea/GitHub)
return [
'number' => $mr['iid'] ?? 0,
'title' => $mr['title'] ?? '',
'state' => $mr['state'] ?? '',
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'head' => [
'ref' => $mr['source_branch'] ?? '',
'sha' => $mr['sha'] ?? '',
],
'base' => [
'ref' => $mr['target_branch'] ?? '',
],
];
}

public function getPullRequestFiles(string $owner, string $repositoryName, int $pullRequestNumber): array
{
throw new Exception("Not implemented");
$ownerPath = $this->getOwnerPath($owner);
$projectPath = urlencode("{$ownerPath}/{$repositoryName}");

// Poll until diff is ready (patch_id_sha not null)
$maxAttempts = 10;
for ($attempt = 0; $attempt < $maxAttempts; $attempt++) {
$mrResponse = $this->call(
self::METHOD_GET,
"/projects/{$projectPath}/merge_requests/{$pullRequestNumber}",
['PRIVATE-TOKEN' => $this->accessToken]
);
$mrBody = $mrResponse['body'] ?? [];
if (($mrBody['patch_id_sha'] ?? null) !== null) {
break;
}
usleep(1000000); // 1 second
}
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// Fetch diffs with pagination
$allFiles = [];
$page = 1;
$perPage = 100;

while (true) {
$url = "/projects/{$projectPath}/merge_requests/{$pullRequestNumber}/diffs?page={$page}&per_page={$perPage}";
$response = $this->call(self::METHOD_GET, $url, ['PRIVATE-TOKEN' => $this->accessToken]);

$responseHeaders = $response['headers'] ?? [];
$statusCode = $responseHeaders['status-code'] ?? 0;
if ($statusCode >= 400) {
throw new Exception("Failed to get merge request files: HTTP {$statusCode}");
}

$files = $response['body'] ?? [];
if (!is_array($files) || empty($files)) {
break;
}

foreach ($files as $diff) {
$allFiles[] = [
'filename' => $diff['new_path'] ?? $diff['old_path'] ?? '',
];
}

if (count($files) < $perPage) {
break;
}
$page++;
}

return $allFiles;
}

public function getPullRequestFromBranch(string $owner, string $repositoryName, string $branch): array
{
throw new Exception("Not implemented");
$ownerPath = $this->getOwnerPath($owner);
$projectPath = urlencode("{$ownerPath}/{$repositoryName}");
$url = "/projects/{$projectPath}/merge_requests?state=opened&source_branch=" . urlencode($branch);

$response = $this->call(self::METHOD_GET, $url, ['PRIVATE-TOKEN' => $this->accessToken]);

$responseHeaders = $response['headers'] ?? [];
$statusCode = $responseHeaders['status-code'] ?? 0;
if ($statusCode >= 400) {
throw new Exception("Failed to list merge requests: HTTP {$statusCode}");
}

$body = $response['body'] ?? [];
if (empty($body[0])) {
return [];
}

$mr = $body[0];

return [
'number' => $mr['iid'] ?? 0,
'title' => $mr['title'] ?? '',
'state' => $mr['state'] ?? '',
'head' => [
'ref' => $mr['source_branch'] ?? '',
'sha' => $mr['sha'] ?? '',
],
'base' => [
'ref' => $mr['target_branch'] ?? '',
],
];
}

public function listBranches(string $owner, string $repositoryName): array
Expand Down Expand Up @@ -704,14 +905,24 @@ public function generateCloneCommand(string $owner, string $repositoryName, stri
public function getEvent(string $event, string $payload): array
{
$payloadArray = json_decode($payload, true);
if ($payloadArray === false || $payloadArray === null) {
if ($payloadArray === null || !is_array($payloadArray)) {
return [];
}

switch ($event) {
case 'Push Hook':
$commits = $payloadArray['commits'] ?? [];
$latestCommit = !empty($commits) ? $commits[0] : [];
$checkoutSha = $payloadArray['checkout_sha'] ?? '';
$latestCommit = [];
foreach ($commits as $c) {
if (($c['id'] ?? '') === $checkoutSha) {
$latestCommit = $c;
break;
}
}
if (empty($latestCommit) && !empty($commits)) {
$latestCommit = $commits[0];
}
$ref = $payloadArray['ref'] ?? '';
// ref format: refs/heads/main
$branch = str_replace('refs/heads/', '', $ref);
Expand Down
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