createContextStoreWithLoader()

createContextStoreWithLoader<Result, Context, Args>(key, loader, options?): readonly [(ctx) => Promise<Result>, (ctx, ...args) => void]

Creates a context store for managing asynchronous values within the context object. See https://baeta.io/docs/guides/context-store

Type Parameters

Type Parameter	Default type
Result	‐
Context	unknown
Args extends unknown[]	unknown[]

Parameters

Parameter	Type	Description
key	symbol	A unique symbol to identify the stored value in the context
loader	(ctx, ...args) => Result | PromiseLike<Result>	A function that returns the value for the store
options?	ContextStoreOptions	Configuration options for the store

Returns

readonly [(ctx) => Promise<Result>, (ctx, ...args) => void]

A tuple containing get and load functions for managing the stored value

Example

// Create a store for user data
const userStoreKey = Symbol('userStore');
const [getUser, initUserStore] = createContextStoreWithLoader(userStoreKey, (userId: string) => { return fetchUser(userId); }, { lazy: true });

// Initialize the store when you create the context
initUserStore(ctx, userId);

// Later, retrieve the user in a resolver
const user = await getUser(ctx);