DMleadgen
46d973904b
Next.js website for Rocky Mountain Vending company featuring: - Product catalog with Stripe integration - Service areas and parts pages - Admin dashboard with Clerk authentication - SEO optimized pages with JSON-LD structured data Co-authored-by: Cursor <cursoragent@cursor.com>
67 lines
1.8 KiB
Text
67 lines
1.8 KiB
Text
export type Awaitable<T> = T | Promise<T>;
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// TODO: allow dispatching more events?
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export type Dispatcher = (
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type: "scheduled",
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init: { cron?: string }
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) => Awaitable<void>;
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export type IncomingRequest = Request<
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unknown,
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IncomingRequestCfProperties<unknown>
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>;
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export interface MiddlewareContext {
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dispatch: Dispatcher;
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next(request: IncomingRequest, env: any): Awaitable<Response>;
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}
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export type Middleware = (
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request: IncomingRequest,
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env: any,
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ctx: ExecutionContext,
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middlewareCtx: MiddlewareContext
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) => Awaitable<Response>;
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const __facade_middleware__: Middleware[] = [];
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// The register functions allow for the insertion of one or many middleware,
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// We register internal middleware first in the stack, but have no way of controlling
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// the order that addMiddleware is run in service workers so need an internal function.
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export function __facade_register__(...args: (Middleware | Middleware[])[]) {
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__facade_middleware__.push(...args.flat());
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}
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export function __facade_registerInternal__(
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...args: (Middleware | Middleware[])[]
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) {
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__facade_middleware__.unshift(...args.flat());
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}
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function __facade_invokeChain__(
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request: IncomingRequest,
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env: any,
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ctx: ExecutionContext,
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dispatch: Dispatcher,
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middlewareChain: Middleware[]
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): Awaitable<Response> {
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const [head, ...tail] = middlewareChain;
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const middlewareCtx: MiddlewareContext = {
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dispatch,
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next(newRequest, newEnv) {
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return __facade_invokeChain__(newRequest, newEnv, ctx, dispatch, tail);
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},
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};
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return head(request, env, ctx, middlewareCtx);
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}
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export function __facade_invoke__(
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request: IncomingRequest,
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env: any,
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ctx: ExecutionContext,
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dispatch: Dispatcher,
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finalMiddleware: Middleware
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): Awaitable<Response> {
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return __facade_invokeChain__(request, env, ctx, dispatch, [
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...__facade_middleware__,
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finalMiddleware,
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]);
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}
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