// Copyright (C) 2020 Marius Schellenberger

package pve

type ServerStatus string

const (
	ServerStatusInitializing ServerStatus = "initializing"
	ServerStatusStarting     ServerStatus = "starting"
	ServerStatusStopping     ServerStatus = "stopping"
	ServerStatusRebooting    ServerStatus = "rebooting"
	ServerStatusRunning      ServerStatus = "running"
	ServerStatusStopped      ServerStatus = "stopped"
	ServerStatusDeleting     ServerStatus = "deleting"
	ServerStatusUnknown      ServerStatus = "unknown"

	ServerStatusBackup      ServerStatus = "backup"
	ServerStatusMigrating   ServerStatus = "migrating"
	ServerStatusSnapshoting ServerStatus = "snapshoting"
	ServerStatusRollback    ServerStatus = "rollback"
	ServerStatusSespending  ServerStatus = "suspending"
	ServerStatusSespended   ServerStatus = "suspended"
	ServerStatusResuming    ServerStatus = "resuming"
)

func ServerStatusFromLock(status, lock string) ServerStatus {
	switch lock {
	case "backup":
		return ServerStatusBackup
	case "clone", "create":
		return ServerStatusInitializing
	case "rollback":
		return ServerStatusRollback
	case "migrate":
		return ServerStatusMigrating
	case "snapshot", "snapshot-delete":
		return ServerStatusSnapshoting
	case "suspending":
		return ServerStatusSespending
	case "suspended":
		return ServerStatusSespended
	}
	switch status {
	case "running":
		return ServerStatusRunning
	case "stopped":
		return ServerStatusStopped
	}
	return ServerStatusUnknown
}

func ServerStatusFromTask(t *Task) ServerStatus {
	if t == nil {
		return ServerStatusUnknown
	}
	switch t.Type {
	case "qmsuspend":
		if t.Status == TaskStatusRunning {
			return ServerStatusSespending
		}
		if t.Exitstatus == TaskExitStatusOK {
			return ServerStatusSespended
		}
		return ServerStatusUnknown
	case "qmresume":
		if t.Status == TaskStatusRunning {
			return ServerStatusResuming
		}
		if t.Exitstatus == TaskExitStatusOK {
			return ServerStatusRunning
		}
		return ServerStatusUnknown
	case "qmclone", "qmcreate":
		if t.Status == TaskStatusRunning {
			return ServerStatusInitializing
		}
		if t.Exitstatus == TaskExitStatusOK {
			return ServerStatusStopped
		}
		return ServerStatusUnknown
	case "qmreboot", "qmreset":
		if t.Status == TaskStatusRunning {
			return ServerStatusRebooting
		}
		if t.Exitstatus == TaskExitStatusOK {
			return ServerStatusRunning
		}
		return ServerStatusUnknown
	case "qmstart":
		if t.Status == TaskStatusRunning {
			return ServerStatusStarting
		}
		if t.Exitstatus == TaskExitStatusOK {
			return ServerStatusRunning
		}
		return ServerStatusStopped
	case "qmstop", "qmshutdown":
		if t.Status == TaskStatusRunning {
			return ServerStatusStopping
		}
		if t.Exitstatus == TaskExitStatusOK {
			return ServerStatusStopped
		}
		return ServerStatusUnknown
	case "qmdestroy":
		if t.Status == TaskStatusRunning {
			return ServerStatusDeleting
		}
		return ServerStatusUnknown
	}
	return ServerStatusUnknown
}