Move to Deno+Bunny.net, add a way to test webring locally.

src/main.ts

@@ -0,0 +1,50 @@
+import { generateIndex } from './render_templates.ts';
+import { redirectNext } from './next.ts';
+import { redirectPrevious } from './previous.ts';
+import { redirectRandom } from './random.ts';
+
+export function handleFunctions(req: Request) {
+  const url = new URL(req.url);
+
+  switch (url.pathname) {
+    case '/next': {
+      return redirectNext(req);
+    }
+
+    case '/previous': {
+      return redirectPrevious(req);
+    }
+
+    case '/random': {
+      return redirectRandom(req);
+    }
+  }
+
+  return undefined;
+}
+
+if (import.meta.main) {
+  const index = generateIndex();
+
+  Deno.serve({ hostname: '127.0.0.1' }, (req) => {
+    const funcResp = handleFunctions(req);
+
+    if (funcResp !== undefined) {
+      return funcResp;
+    }
+
+    const url = new URL(req.url);
+    if (url.pathname === '/') {
+      return new Response(index, {
+        status: 200,
+        headers: {
+          'content-type': 'text/html',
+        },
+      });
+    }
+
+    return new Response(null, {
+      status: 404,
+    });
+  });
+}

src/next.ts

@@ -0,0 +1,15 @@
+import { next } from './webring.ts';
+
+export function redirectNext(req: Request) {
+  const id = new URL(req.url).searchParams.get('id') ?? 'main';
+  const item = next(id);
+  const url = item?.url ?? new URL(req.url).origin;
+
+  return new Response('', {
+    status: 303,
+    headers: {
+      location: url,
+      'cache-control': 'no-cache, no-store, no-transform',
+    },
+  });
+}

src/previous.ts

@@ -0,0 +1,15 @@
+import { previous } from './webring.ts';
+
+export function redirectPrevious(req: Request) {
+  const id = new URL(req.url).searchParams.get('id') ?? 'main';
+  const item = previous(id);
+  const url = item?.url ?? new URL(req.url).origin;
+
+  return new Response('', {
+    status: 303,
+    headers: {
+      location: url,
+      'cache-control': 'no-cache, no-store, no-transform',
+    },
+  });
+}

src/random.ts

@@ -0,0 +1,13 @@
+import { randomEntry } from './webring.ts';
+
+export function redirectRandom(req: Request) {
+  const url = randomEntry()?.url ?? new URL(req.url).origin;
+
+  return new Response('', {
+    status: 303,
+    headers: {
+      location: url,
+      'cache-control': 'no-cache, no-store, no-transform',
+    },
+  });
+}

src/render_templates.ts

@@ -1,15 +1,19 @@
-import { WebringData, WebringEntry } from './webring';
-import { readFileSync, writeFileSync } from 'node:fs';
-import { join } from 'node:path';
+import { WebringData, WebringEntry } from './webring.ts';
+import { join } from '@std/path';
 
 function generateEntryHTML(entry: WebringEntry) {
   return `<div><a href="${entry.url}">${entry.title}</a><span>by ${entry.author}</span></div>`;
 }
 
-let index = readFileSync(
-  join(import.meta.dirname, '../templates/index.html'),
-  'utf8'
-);
-const renderedEntries = WebringData.map(generateEntryHTML).join('\n');
-index = index.replace('{{WEBRING_ENTRIES}}', renderedEntries);
-writeFileSync(join(import.meta.dirname, '../public/index.html'), index);
+export function generateIndex() {
+  const decoder = new TextDecoder('utf-8');
+  let index = decoder.decode(
+    Deno.readFileSync(
+      join(import.meta.dirname ?? '', '../templates/index.html')
+    )
+  );
+  const renderedEntries = WebringData.map(generateEntryHTML).join('\n');
+  index = index.replace('{{WEBRING_ENTRIES}}', renderedEntries);
+
+  return index;
+}

src/tsconfig.json

@@ -1,6 +0,0 @@
-{
-  "extends": "../tsconfig.json",
-  "compilerOptions": {
-    "types": ["node"]
-  }
-}

src/webring.ts

@@ -1,4 +1,4 @@
-import WebringData from '../webring_data.json';
+import WebringData from '../webring_data.json' with { type: 'json' };
 export { WebringData };
 
 export type WebringEntry = (typeof WebringData)[number];