package tui

type step int

const (
	// Docker Validation
	StepCheckDocker step = iota
	StepDockerInstall

	// Image Fetching
	StepDockerLogin
	StepDownloadImage

	// IP Stuff
	StepIPQuestion
	StepWireguardConfig
	StepGenerateWireguardFile
	StepDownloadWireguard
	StepRunWireguard

	// Docker Config
	StepAppConfig
	StepServerConfig
	StepDatabaseConfig
	StepCertConfig

	// Review
	StepReview

	// Finalizing
	StepGenerateFile
	StepRunDocker
	StepRunUpdater
	StepDone
)

// isInputStep reports whether a step collects user input and therefore participates
// in back navigation. Action/wait steps (downloads, file generation, container runs)
// are excluded so that "back" never re-enters a side-effecting step.
func isInputStep(s step) bool {
	switch s {
	case StepDockerLogin, StepIPQuestion, StepWireguardConfig,
		StepAppConfig, StepServerConfig, StepDatabaseConfig,
		StepCertConfig, StepReview:
		return true
	}
	return false
}