tenant.openagents/omega

1export default {
2  async fetch(request, _env, _ctx) {
3    const url = new URL(request.url);
4    const acceptHeader = request.headers.get("Accept") || "";
5    const wantsMarkdown = acceptHeader
6      .split(",")
7      .map((mediaType) => mediaType.split(";")[0].trim().toLowerCase())
8      .includes("text/markdown");
9
10    if (url.pathname === "/docs/nightly") {
11      url.hostname = "docs-nightly.pages.dev";
12      url.pathname = "/docs/";
13    } else if (url.pathname.startsWith("/docs/nightly/")) {
14      url.hostname = "docs-nightly.pages.dev";
15      url.pathname = url.pathname.replace("/docs/nightly/", "/docs/");
16    } else if (url.pathname === "/docs/preview") {
17      url.hostname = "docs-preview-5xd.pages.dev";
18      url.pathname = "/docs/";
19    } else if (url.pathname.startsWith("/docs/preview/")) {
20      url.hostname = "docs-preview-5xd.pages.dev";
21      url.pathname = url.pathname.replace("/docs/preview/", "/docs/");
22    } else {
23      url.hostname = "docs-anw.pages.dev";
24    }
25
26    if (url.pathname === "/docs.md") {
27      url.pathname = "/docs/getting-started.md";
28    }
29
30    if (wantsMarkdown) {
31      url.pathname = markdownPathFor(url.pathname);
32    }
33
34    let res = await fetch(url, request);
35
36    if (res.status === 404) {
37      res = await fetch("https://zed.dev/404");
38    }
39
40    return res;
41  },
42};
43
44function markdownPathFor(pathname) {
45  if (pathname === "/docs" || pathname === "/docs/") {
46    return "/docs/getting-started.md";
47  }
48
49  if (pathname.endsWith("/index.md")) {
50    return pathname.replace(/\/index\.md$/, "/getting-started.md");
51  }
52
53  if (pathname.endsWith(".md")) {
54    return pathname;
55  }
56
57  if (pathname.endsWith(".html")) {
58    return pathname.replace(/\.html$/, ".md");
59  }
60
61  if (pathname.split("/").pop().includes(".")) {
62    return pathname;
63  }
64
65  if (pathname.endsWith("/")) {
66    return `${pathname}getting-started.md`;
67  }
68
69  return `${pathname}.md`;
70}
71