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<?php |
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declare(strict_types=1); |
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namespace ChangelogGenerator; |
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use Symfony\Component\Console\Output\OutputInterface; |
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use function array_filter; |
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use function array_map; |
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use function array_unique; |
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use function count; |
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use function sprintf; |
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class ChangelogGenerator |
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{ |
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/** @var IssueRepository */ |
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private $issueRepository; |
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/** @var IssueGrouper */ |
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private $issueGrouper; |
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public function __construct(IssueRepository $issueRepository, IssueGrouper $issueGrouper) |
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{ |
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$this->issueRepository = $issueRepository; |
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$this->issueGrouper = $issueGrouper; |
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} |
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public function generate( |
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ChangelogConfig $changelogConfig, |
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OutputInterface $output |
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) : void { |
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$issues = $this->issueRepository->getMilestoneIssues($changelogConfig); |
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$issueGroups = $this->issueGrouper->groupIssues($issues); |
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$output->writeln([ |
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sprintf('## %s', $changelogConfig->getMilestone()), |
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'', |
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sprintf('Total issues resolved: **%s**', $this->getNumberOfIssues($issues)), |
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sprintf('Total pull requests resolved: **%s**', $this->getNumberOfPullRequests($issues)), |
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sprintf('Total contributors: **%s**', $this->getNumberOfContributors($issues)), |
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]); |
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foreach ($issueGroups as $issueGroup) { |
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$output->writeln([ |
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'', |
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sprintf('### %s', $issueGroup->getName()), |
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'', |
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]); |
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foreach ($issueGroup->getIssues() as $issue) { |
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$output->writeln($issue->render()); |
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} |
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} |
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} |
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/** |
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* @param Issue[] $issues |
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*/ |
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private function getNumberOfIssues(array $issues) : int |
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{ |
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return count(array_filter($issues, function (Issue $issue) : bool { |
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return ! $issue->isPullRequest(); |
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})); |
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} |
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/** |
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* @param Issue[] $issues |
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*/ |
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private function getNumberOfPullRequests(array $issues) : int |
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{ |
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return count(array_filter($issues, function (Issue $issue) : bool { |
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return $issue->isPullRequest(); |
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})); |
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} |
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/** |
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* @param Issue[] $issues |
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*/ |
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private function getNumberOfContributors(array $issues) : int |
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{ |
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return count(array_unique(array_map(function (Issue $issue) : string { |
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return $issue->getUser(); |
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}, $issues))); |
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} |
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} |
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jwage /
changelog-generator
