branches

type MergeMethodResolver interface {
	PRMergeMethod(owner, repo, mergeCommitSHA string) (string, error)
}

type MergedBranch struct {
	RepoPath   string
	RepoName   string
	Branch     string
	LastCommit time.Time
	HasRemote  bool
	// ForceDelete is true when the branch was detected as merged via the
	// GitHub API (e.g. squash-merge) rather than by git. These branches
	// require git branch -D because git does not recognize them as merged.
	ForceDelete bool
	// PRNumber is the GitHub PR number (0 if not available or git-detected).
	PRNumber int
	// PRMergedAt is the timestamp when the PR was merged on GitHub.
	PRMergedAt time.Time
	// MergeCommitSHA is the merge commit SHA from the GitHub API, used for
	// determining the merge method without an extra API call.
	MergeCommitSHA string
	// MergeMethod is "merge", "squash", or "" if unknown.
	MergeMethod string
}

type StaleBranch struct {
	RepoPath          string
	RepoName          string
	Branch            string
	LastCommit        time.Time
	LastCommitMessage string
	CommitsAhead      int
	CommitsBehind     int
	HasRemote         bool
	// IsLocalOnly is true when the branch has no remote tracking branch.
	// These are candidates for cleanup but require extra caution since
	// commits may not exist anywhere else.
	IsLocalOnly bool
	// IsAutomation is true for branches matching known automation patterns
	// (e.g. dependabot/*, renovate/*, release-please--*).
	IsAutomation bool
	// IsOwnBranch is true when the user is the sole author of all commits
	// on this branch since it diverged from the default branch.
	IsOwnBranch bool
	// PRNumber is the GitHub PR number if the branch has a merged PR.
	PRNumber int
	// PRMergedAt is the timestamp when the PR was merged.
	PRMergedAt time.Time
}