package model

// MessageSeverity classifies the severity of a system message.
type MessageSeverity int

const (
	// SeverityNone means no message is active.
	SeverityNone MessageSeverity = iota
	SeverityWarning
	SeverityError
	SeverityInfo
)

// SystemMessage represents an optional system-level status message.
type SystemMessage struct {
	Severity MessageSeverity
	Text     string
}

// IsVisible returns true when there is an active message to display.
func (m *SystemMessage) IsVisible() bool {
	return m != nil && m.Severity != SeverityNone && m.Text != ""
}