package framework

// NewInstance defines the function to create a new instance for a service.
type NewInstance func(...interface{}) (interface{}, error)

// ServiceProvider is the interface for a service provider
type ServiceProvider interface {
	// Register a service into the service container, return a NewInstance constructer
	Register(Container) NewInstance

	// Init is called when instantiating the service.
	Init(Container) error

	// InstantiateLater decides if the service is instantiated at register phase.
	// If true, then this service shall be instantiated later.
	InstantiateLater() bool

	// Params defines the parameters needed to instantiate a service.
	// NOTE: First one should always be the container.
	Params(Container) []interface{}

	// Name is the name of the service provider
	Name() string
}