<?php
declare(strict_types=1);
namespace Butschster\ContextGenerator\Lib\Git;
use Butschster\ContextGenerator\Application\Logger\LoggerPrefix;
use Butschster\ContextGenerator\DirectoriesInterface;
use Butschster\ContextGenerator\Lib\Git\Exception\GitCommandException;
use Psr\Log\LoggerInterface;
use Spiral\Files\Exception\FilesException;
use Spiral\Files\FilesInterface;
use Symfony\Component\Process\Exception\ProcessFailedException;
use Symfony\Component\Process\Process;
final class CommandsExecutor implements CommandsExecutorInterface
{
/**
* Static cache of validated repositories
* @var array<string, bool>
*/
private static array $validatedRepositories = [];
public function __construct(
private readonly FilesInterface $files,
private readonly DirectoriesInterface $dirs,
#[LoggerPrefix(prefix: 'git-commands-executor')]
private readonly ?LoggerInterface $logger = null,
) {}
public function executeString(Command $command): string
{
$repository = $command->repository;
$repositoryPath = $this->resolvePath($repository);
if (!$this->isValidRepository($repositoryPath)) {
$this->logger?->error('Not a valid Git repository', [
'repository' => $repositoryPath,
]);
throw new \InvalidArgumentException(\sprintf('"%s" is not a valid Git repository', $repositoryPath));
}
$commandParts = ['git', ...$command->getCommandParts()];
$this->logger?->debug('Executing Git command', [
'command' => \implode(' ', $commandParts),
'repository' => $repositoryPath,
]);
try {
$process = new Process($commandParts, $repositoryPath);
$process->run();
if (!$process->isSuccessful()) {
$this->logger?->error('Git command failed', [
'command' => \implode(' ', $commandParts),
'exitCode' => $process->getExitCode(),
'errorOutput' => $process->getErrorOutput(),
]);
throw new GitCommandException(
\sprintf(
'Git command "%s" failed with exit code %d: %s',
\implode(' ', $commandParts),
$process->getExitCode(),
$process->getErrorOutput(),
),
$process->getExitCode(),
);
}
$this->logger?->debug('Git command executed successfully', [
'command' => \implode(' ', $commandParts),
'outputLength' => \strlen($process->getOutput()),
]);
return $process->getOutput();
} catch (ProcessFailedException $e) {
$this->logger?->error('Git command process failed', [
'command' => \implode(' ', $commandParts),
'error' => $e->getMessage(),
]);
throw new GitCommandException(
\sprintf('Git command process failed: %s', $e->getMessage()),
$e->getCode(),
$e,
);
}
}
public function isValidRepository(string $repository): bool
{
// Return cached result if available
if (isset(self::$validatedRepositories[$repository])) {
$this->logger?->debug('Using cached repository validation result', [
'repository' => $repository,
'isValid' => self::$validatedRepositories[$repository],
]);
return self::$validatedRepositories[$repository];
}
$repositoryPath = $this->resolvePath($repository);
if (!\is_dir($repositoryPath)) {
$this->logger?->debug('Repository directory does not exist', [
'repository' => $repository,
]);
self::$validatedRepositories[$repository] = false;
return false;
}
try {
$process = new Process(
['git', 'rev-parse', '--is-inside-work-tree'],
$repositoryPath,
);
$process->run();
$isValid = $process->isSuccessful() && \trim($process->getOutput()) === 'true';
$this->logger?->debug('Repository validation result', [
'repository' => $repository,
'isValid' => $isValid,
]);
// Cache the result in static array
self::$validatedRepositories[$repository] = $isValid;
return $isValid;
} catch (\Exception $e) {
$this->logger?->error('Error validating repository', [
'repository' => $repository,
'error' => $e->getMessage(),
]);
self::$validatedRepositories[$repository] = false;
return false;
}
}
public function applyPatch(string $filePath, string $patchContent): string
{
$rootPath = $this->dirs->getRootPath();
if (!$this->isValidRepository((string) $rootPath)) {
$this->logger?->error('Not a valid Git repository', [
'repository' => (string) $rootPath,
]);
throw new \InvalidArgumentException(\sprintf('"%s" is not a valid Git repository', $rootPath));
}
$file = $rootPath->join($filePath);
// Ensure the file exists
if (!$file->exists()) {
throw new GitCommandException(\sprintf('File "%s" does not exist', $filePath));
}
// Create a temporary file for the patch
try {
$patchFile = $this->files->tempFilename();
} catch (FilesException $e) {
$this->logger?->error('Failed to create temporary file for patch', [
'error' => $e->getMessage(),
]);
throw new GitCommandException('Failed to create temporary file for patch', 0, $e);
}
try {
// Write the patch content to a temporary file
$this->files->write($patchFile, $patchContent, FilesInterface::READONLY);
// Apply the patch using git apply command
$process = new Process(
['git', 'apply', '--whitespace=nowarn', $patchFile],
(string) $rootPath,
);
$process->run();
// Check if the command was successful
if (!$process->isSuccessful()) {
throw new GitCommandException(
\sprintf('Failed to apply patch: %s', $process->getErrorOutput()),
$process->getExitCode(),
);
}
return \sprintf('Successfully applied patch to %s', $filePath);
} finally {
$this->files->delete($patchFile);
}
}
/**
* Resolve repository path relative to the root path.
*/
private function resolvePath(string $repository): string
{
return (string) $this->dirs->getRootPath()->join($repository);
}
}
