event

type FlowEvent interface {
	// Returns flow name
	FlowName() string
	// Returns flow ID
	FlowID() string
	// Returns current flow status
	FlowStatus() Status
	// Returns input data for flow instance
	FlowInput() map[string]interface{}
	// Returns output data for completed flow instance
	FlowOutput() map[string]interface{}
	// Returns error for failed flow instance
	FlowError() error
	// Returns name of activity calling this flow in case of subflow invocation
	HostTask() HostTask
	// In case of subflow, returns parent flow name
	ParentFlowName() string
	// In case of subflow, returns parent flow ID
	ParentFlowID() string
	// Returns event time
	Time() time.Time
}

type HostTask struct {
	// In case of subflow invocation, name and instance id of subflow activity
	TaskName, TaskInstanceId string
}

type Status string

type TaskEvent interface {
	// Returns activity ref
	ActivityRef() string
	// Returns flow name
	FlowName() string
	// Returns flow ID
	FlowID() string
	// Returns task name
	TaskName() string
	// Returns task instance id
	TaskInstanceId() string
	// Returns task type
	TaskType() string
	// Returns task status
	TaskStatus() Status
	// Returns event time
	Time() time.Time
	// Returns task input data
	TaskInput() map[string]interface{}
	// Returns task output data for completed task
	TaskOutput() map[string]interface{}
	// Returns error for failed task
	TaskError() error
}