move

type Deps struct {
	Engine Engine
	actions.MutationDeps
}

type Engine interface {
	validation.BranchValidationEngine
	actions.OwnershipEngine
	Trunk() engine.Branch
	IsTrunk(branch engine.Branch) bool
	Graph(ctx context.Context, strategy engine.SortStrategy) *engine.StackGraph
	SortBranchesTopologically(ctx context.Context, branches engine.Branches) engine.Branches
	GetRevision(ctx context.Context, branch engine.Branch) (string, error)
	GetAllCommits(ctx context.Context, branch engine.Branch) (git.Commits, error)
	GetDivergencePoint(ctx context.Context, branchName string) (string, error)
	BatchRevisions(ctx context.Context, branches engine.Branches) engine.RevisionMap
	BatchDivergencePoints(ctx context.Context, branches engine.Branches) engine.RevisionMap
	ValidateRebases(ctx context.Context, specs []engine.RebaseSpec) (*engine.RebaseValidation, error)
	ReparentBranch(ctx context.Context, branch engine.Branch, newParent engine.Branch) error
	AssignBranchesToNewStack(ctx context.Context, root engine.Branch, branches engine.Branches) (string, error)
	RenameBranch(ctx context.Context, oldBranch, newBranch engine.Branch) error
	MarkBranchesForPRBodyUpdate(ctx context.Context, branchNames []string) error
}

type Handler interface {
	// Start is called at the beginning of move
	Start(move handler.Reparent)

	// OnStep is called for each step in the move process
	OnStep(step Step, status handler.StepStatus, message string)

	// OnRename is called when a branch is renamed due to scope change
	OnRename(oldName, newName string)

	// Complete is called when move finishes
	Complete(result Result)

	// Cleanup restores terminal state (may be no-op)
	Cleanup()

	// IsInteractive returns true if the handler supports interactive prompts
	IsInteractive() bool

	// PromptRename prompts user to confirm branch rename due to scope change
	PromptRename(oldName, oldScope, newScope string) (bool, error)

	// PromptConfirmMove displays a preview of the move and asks for confirmation.
	// Returns true to proceed with the move, false to cancel.
	// If the preview reports conflicts, returning true means the user has opted
	// to proceed and resolve conflicts manually via `stackit continue`.
	// In non-interactive mode, returns true (auto-confirm).
	PromptConfirmMove(preview Preview) (bool, error)

	// PromptSelectOnto prompts user to select a new parent when --onto is not provided.
	// Returns the selected branch and any precomputed rebase specs.
	PromptSelectOnto(ctx context.Context, sourceBranch string) (string, []engine.RebaseSpec, error)
}

type NullHandler struct {
	handler.NullBase
	handler.NullProgress[Step]
}

type Options struct {
	Source      string // Branch to move (defaults to current branch)
	Onto        string // Branch to move onto
	SkipConfirm bool   // Skip confirmation prompt (--yes flag)
	DryRun      bool   // If true, only shows what would happen without making changes
	AutoRename  bool   // Auto-rename branch when scope changes (non-interactive mode)
	// RebaseSpecs optionally provides precomputed specs (e.g. from interactive selection).
	RebaseSpecs []engine.RebaseSpec
}

type Preview struct {
	SourceBranch     string   // Branch being moved
	OldParent        string   // Current parent branch
	NewParent        string   // Target parent branch
	Commits          []string // Commit subjects that will be moved
	Descendants      []string // Descendant branches that will be restacked
	HasConflicts     bool     // Whether the move will cause conflicts
	ConflictBranch   string   // Which branch would have conflicts (if any)
	ConflictError    string   // Error message describing the conflict
	ConflictingFiles []string // Files that have conflicts (if any)
}

type Result struct {
	SourceBranch string
	OldParent    string
	NewParent    string
	Renamed      bool
	NewName      string
}

type Selection struct {
	// contains filtered or unexported fields
}

type Step string