handler.ts — astro Source File

Source Code

import { env as globalEnv } from 'cloudflare:workers';
import { sessionKVBindingName, isPrerender } from 'virtual:astro-cloudflare:config';
import { createApp } from 'astro/app/entrypoint';
import { setGetEnv } from 'astro/env/setup';
import { createGetEnv } from '../utils/env.js';
import type { RouteData } from 'astro';
import {
	isStaticPathsRequest,
	isPrerenderRequest,
	handleStaticPathsRequest,
	handlePrerenderRequest,
} from './prerender.js';

setGetEnv(createGetEnv(globalEnv));

export interface Runtime {
	cfContext: ExecutionContext;
}

declare global {
	// This is not a real global, but is injected using Vite define to allow us to specify the Images binding name in the config.
	var __ASTRO_IMAGES_BINDING_NAME: string;
}

type CfResponse = Awaited<ReturnType<Required<ExportedHandler<Env>>['fetch']>>;

const app = createApp();

export async function handle(
	request: Request,
	env: Env,
	context: ExecutionContext,
): Promise<CfResponse> {
	// Handle prerender endpoints (only active during build prerender phase)
	if (isPrerender) {
		if (isStaticPathsRequest(request)) {
			return handleStaticPathsRequest(app) as unknown as CfResponse;
		}
		if (isPrerenderRequest(request)) {
			return handlePrerenderRequest(app, request) as unknown as CfResponse;
		}
	}

	const { pathname: requestPathname } = new URL(request.url);

	if (env[sessionKVBindingName]) {
		const sessionConfigOptions = app.manifest.sessionConfig?.options ?? {};
		Object.assign(sessionConfigOptions, {
			binding: env[sessionKVBindingName],
		});
	}

	// static assets fallback, in case default _routes.json is not used
	if (app.manifest.assets.has(requestPathname)) {
		return env.ASSETS.fetch(request.url.replace(/\.html$/, ''));
	}

	let routeData: RouteData | undefined = undefined;
	if (app.isDev()) {
		const result = await app.devMatch(app.getPathnameFromRequest(request));
// ... (64 more lines)