todo

const (
	// TODO: @joshvanl: remove
	CallbackChannelProperty = "dapr.callback"

	CreateWorkflowInstanceMethod      = "CreateWorkflowInstance"
	AddWorkflowEventMethod            = "AddWorkflowEvent"
	PurgeWorkflowStateMethod          = "PurgeWorkflowState"
	RecursivePurgeWorkflowStateMethod = "RecursivePurgeWorkflowState"
	WaitForRuntimeStatus              = "WaitForRuntimeStatus"
	ForkWorkflowHistory               = "ForkWorkflowHistory"
	RerunWorkflowInstance             = "RerunWorkflowInstance"
	ExecuteActivityMethod             = "Execute"

	MetadataActivityReminderDueTime = "dueTime"
	// MetadataActivityLocalDrive certifies to the activity host that the
	// dispatching orchestrator has its janitor backstop armed, so the host
	// may elide the durable run-activity reminder and drive the execution
	// locally (WorkflowsFastPath). Absent or unrecognised, the
	// durable reminder path is used.
	MetadataActivityLocalDrive = "localDrive"
	// MetadataActivityJanitorRedispatch marks a janitor re-dispatch, gated
	// on the execution-claim record so a body live on the previous owner is
	// deferred to (WorkflowsFastPath). Ignored by older hosts.
	MetadataActivityJanitorRedispatch = "janitorRedispatch"
	MetadataPurgeRetentionCall        = "PurgeRetentionCall"
	MetadataPurgeForce                = "PurgeForce"
	// Set on a WaitForRuntimeStatus call to request that a terminal workflow
	// also verify all of its child workflows, recursively, are terminal
	// before replying. Ignored by daprds that predate the flag.
	MetadataCheckSubtreeTerminal = "CheckSubtreeTerminal"
	// Set on a WaitForRuntimeStatus call to request a one-shot metadata fetch:
	// reply immediately with the current metadata, or ErrInstanceNotFound when
	// the instance does not exist, instead of parking the stream to wait for a
	// status change. Used for cross-app GetWorkflowMetadata. Daprds that
	// predate the flag ignore it, degrading to a wait rather than a failure.
	MetadataFetchOnly = "MetadataFetchOnly"

	// MetadataSenderInstanceID carries the instance ID of the child workflow
	// delivering its completion, so the parent can drop a completion for a
	// task whose child in the current generation is a different instance.
	MetadataSenderInstanceID = "SenderInstanceID"
	// MetadataParentExecutionID carries the execution ID of the workflow
	// generation that created the child or dispatched the activity, so a
	// completion delivered after the workflow continued as new is dropped:
	// task IDs restart with each generation.
	MetadataParentExecutionID = "ParentExecutionID"

	ActorTypePrefix = "dapr.internal."

	// ActivityReminderName is the per-activity-actor execution reminder name.
	// Shared so the orchestrator can reap an escalated reminder whose task
	// resolved while the escalation create was in flight.
	ActivityReminderName = "run-activity"
)