runtime

type CallbackWorkflow struct {
	Name             string
	TaskQueueName    string
	ExecutionTimeout time.Duration
}

type Callbacks struct {
	OnInitCallback      CallbackWorkflow
	OnNewPricesCallback CallbackWorkflow
	OnExitCallback      CallbackWorkflow
}

type Context struct {
	// ID is the ID of the run that corresponds to a backtest, a forwardtest or a live run.
	ID uuid.UUID
	// Mode is the mode of the run (backtests, forwardtest or live run).
	Mode Mode
	// Now is the time of the run.
	// It is used to simulate the time of the run for backtests.
	// On forwardtests and live runs, it is the current time.
	Now time.Time
	// ParentTaskQueue is the task queue of the parent workflow.
	// It's the one that called the callback.
	ParentTaskQueue string
}

type Mode string

type OnExitCallbackWorkflowParams struct {
	Context Context
}

type OnInitCallbackWorkflowParams struct {
	Context Context
}

type OnNewPricesCallbackWorkflowParams struct {
	Context Context
	Ticks   []tick.Tick
}

type Runnable interface {
	Name() string
	OnInit(ctx workflow.Context, params OnInitCallbackWorkflowParams) error
	OnNewPrices(ctx workflow.Context, params OnNewPricesCallbackWorkflowParams) error
	OnExit(ctx workflow.Context, params OnExitCallbackWorkflowParams) error
}