Move detection logic to Astro actions

src/actions/index.ts

@@ -0,0 +1,50 @@
+/*!
+ * This file is part of Share₂Fedi
+ * https://github.com/kytta/share2fedi
+ *
+ * SPDX-FileCopyrightText: © 2023 Nikita Karamov <me@kytta.dev>
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import { defineAction, ActionError } from "astro:actions";
+import { z } from "astro:schema";
+
+import { getSoftwareName } from "@lib/nodeinfo";
+import { type ProjectPublishConfig, supportedProjects } from "@lib/project";
+
+export type Detection = {
+	domain: string;
+	project: keyof typeof supportedProjects;
+} & ProjectPublishConfig;
+
+export const server = {
+	detect: defineAction({
+		input: z.string().min(5).includes("."),
+		handler: async (domain): Promise<Detection> => {
+			const softwareName = await getSoftwareName(domain);
+			if (softwareName === undefined) {
+				throw new ActionError({
+					message: "Could not detect Fediverse project.",
+					code: "BAD_REQUEST",
+				});
+			}
+
+			if (!(softwareName in supportedProjects)) {
+				throw new ActionError({
+					message: `Fediverse project "${softwareName}" is not supported yet.`,
+					code: "BAD_REQUEST",
+				});
+			}
+
+			const publishConfig = supportedProjects[
+				softwareName
+			] as ProjectPublishConfig;
+
+			return {
+				domain,
+				project: softwareName,
+				...publishConfig,
+			};
+		},
+	}),
+};

src/pages/api/detect/[domain].ts

@@ -6,38 +6,21 @@
  * SPDX-License-Identifier: AGPL-3.0-only
  */
 
-import { getSoftwareName } from "@lib/nodeinfo";
-import { type ProjectPublishConfig, supportedProjects } from "@lib/project";
-import { error, json } from "@lib/response";
 import type { APIRoute } from "astro";
+import { actions } from "astro:actions";
 
-export type Detection = {
-	domain: string;
-	project: keyof typeof supportedProjects;
-} & ProjectPublishConfig;
+import { error, json } from "@lib/response";
 
-export const GET: APIRoute = async ({ params }) => {
+export const GET: APIRoute = async ({ params, callAction }) => {
 	const domain = params.domain as string;
 
-	const softwareName = await getSoftwareName(domain);
-	if (softwareName === undefined) {
-		return error("Could not detect Fediverse project.");
+	const { data, error: actionError } = await callAction(actions.detect, domain);
+
+	if (actionError) {
+		return error(actionError.message);
 	}
 
-	if (!(softwareName in supportedProjects)) {
-		return error(`Fediverse project "${softwareName}" is not supported yet.`);
-	}
-
-	const publishConfig = supportedProjects[softwareName] as ProjectPublishConfig;
-	return json(
-		{
-			domain,
-			project: softwareName,
-			...publishConfig,
-		},
-		200,
-		{
+	return json(data, 200, {
 		"Cache-Control": "public, s-maxage=604800, max-age=604800",
-		},
-	);
+	});
 };

src/pages/index.astro

@@ -6,11 +6,13 @@
  * SPDX-FileCopyrightText: © 2023 Nikita Karamov <me@kytta.dev>
  * SPDX-License-Identifier: AGPL-3.0-only
  */
+import { actions } from "astro:actions";
+
 import Layout from "@layouts/layout.astro";
 import InstanceSelect from "@components/instance-select.astro";
 
 import { getUrlDomain } from "@lib/url";
-import type { Detection } from "./api/detect/[domain]";
+import type { Detection } from "@actions/index.ts";
 
 const searchParameters = new URL(Astro.request.url).searchParams;
 let text: string | null = searchParameters.get("text");
@@ -31,15 +33,12 @@ if (Astro.request.method === "POST") {
 		errors.instance += "Please enter instance domain. ";
 	} else {
 		instance = getUrlDomain(instance);
+		const { data, error } = await actions.detect(instance);
 
-		const detectResponse = await fetch(
-			new URL(`/api/detect/${instance}`, Astro.url),
-		);
-		const detectJson = await detectResponse.json();
-		if (detectJson.error) {
-			errors.instance += detectJson.error + " ";
+		if (error) {
+			errors.instance += error.message + " ";
 		} else {
-			detection = detectJson;
+			detection = data;
 		}
 	}
 

tsconfig.json

@@ -10,6 +10,7 @@
 	"compilerOptions": {
 		"baseUrl": ".",
 		"paths": {
+			"@actions/*": ["src/actions/*"],
 			"@components/*": ["src/components/*"],
 			"@i18n/*": ["src/i18n/*"],
 			"@layouts/*": ["src/layouts/*"],