memorystore

type AnyCreated[T any] interface {
	// CreatedAt returns the creation time of the value.
	CreatedAt() time.Time
}

type History[T AnyCreated[T]] []T

type StoreFilter[T AnyCreated[T]] func(T) bool

type StoreReducer[T AnyCreated[T]] func(T)

type Storer[T AnyCreated[T]] interface {
	// Add appends a new value to the store.
	Add(string, T)
	// Get returns a value from the store by the identifier it was stored with.
	Get(string) T
	// Delete removes a value from the store by the identifier it was stored with.
	Delete(string)
	// List returns a list of values from the store.
	List() []T
	// Size returns the number of values in the store.
	Size() int
	// First returns the first value found in the store by a given filter.
	First(StoreFilter[T]) T
	// ApplyAll calls the reducer function with every value in the store.
	ApplyAll(StoreReducer[T])
}