package shared

const ProcessStateChangeEventID = 0x01
const ConfigFileChangedEventID = 0x03
const ActivityLogEventID = 0x05
const ModelPreloadedEventID = 0x06
const InFlightRequestsEventID = 0x07

// ProcessStateChangeEvent is emitted whenever a process transitions between
// lifecycle states. States are carried as strings so this package stays a leaf
// (no import of internal/process).
type ProcessStateChangeEvent struct {
	ProcessName string
	OldState    string
	NewState    string
}

func (e ProcessStateChangeEvent) Type() uint32 {
	return ProcessStateChangeEventID
}

type ReloadingState int

const (
	ReloadingStateStart ReloadingState = iota
	ReloadingStateEnd
)

type ConfigFileChangedEvent struct {
	State ReloadingState
}

func (e ConfigFileChangedEvent) Type() uint32 {
	return ConfigFileChangedEventID
}

type ModelPreloadedEvent struct {
	ModelName string
	Success   bool
}

func (e ModelPreloadedEvent) Type() uint32 {
	return ModelPreloadedEventID
}

type InFlightRequestsEvent struct {
	Total int
}

func (e InFlightRequestsEvent) Type() uint32 {
	return InFlightRequestsEventID
}