Method showProjectTree

cmds/cmd_tree.go:132–189

showProjectTree displays dependency tree for a project.

(target string, depchecker any)

// showProjectTree displays dependency tree for a project.
func (t *treeCmd) showProjectTree(target string, depchecker any) error {
	var project configs.Project
	if err := project.Init(t.celer, target); err != nil {
		return fmt.Errorf("failed to initialize project %s -> %w", target, err)
	}

	rootInfo := portInfo{
		nameVersion: target,
		depth:       0,
		devDep:      false,
	}
	nextDepth := rootInfo.depth + 1

	// Define checker interface.
	type depChecker interface {
		CheckCircular(context.Context, configs.Port) error
		CheckConflict(context.Context, ...configs.Port) error
	}
	checker := depchecker.(depChecker)

	// Check circular dependence and version conflicts.
	var ports []configs.Port
	for _, nameVersion := range project.Ports {
		var port configs.Port
		if err := port.Init(t.celer, nameVersion); err != nil {
			return fmt.Errorf("failed to initialize port %s -> %w", nameVersion, err)
		}

		if err := checker.CheckCircular(t.celer, port); err != nil {
			return fmt.Errorf("circular dependency detected in %s -> %w", nameVersion, err)
		}

		ports = append(ports, port)
	}
	if err := checker.CheckConflict(t.celer, ports...); err != nil {
		return fmt.Errorf("version conflicts detected -> %w", err)
	}

	// Collect port info.
	for _, port := range project.Ports {
		portInfo := portInfo{
			nameVersion: port,
			depth:       nextDepth,
			devDep:      false,
		}
		if err := t.collectPortInfos(&portInfo, port); err != nil {
			return fmt.Errorf("failed to collect port information for %s -> %w", port, err)
		}

		rootInfo.depedencies = append(rootInfo.depedencies, &portInfo)
	}

	title := "display dependencies in tree view"
	separator := strings.Repeat("-", len(title))
	color.Printf(color.Title, "%s\n%s\n", title, separator)
	t.printTree(&rootInfo)
	return nil
}