link <1.21.4 github urls to archive repo

src/components/data/SoftwareBuildChanges.tsx

@@ -1,23 +1,26 @@
 import type { ReactElement } from "react";
 import { Fragment } from "react";
 
+import { getProjectRepository } from "@/lib/service/github";
 import type { Build } from "@/lib/service/types";
 import styles from "@/styles/components/data/SoftwareBuildChanges.module.css";
 
 export interface SoftwareBuildChangesProps {
   project: string;
   build: Build;
+  version: string;
 }
 
 const SoftwareBuildChanges = ({
   project,
   build,
+  version,
 }: SoftwareBuildChangesProps): ReactElement => (
   <>
     {build.changes.map((change) => (
       <p key={change.commit}>
         <a
-          href={`https://github.com/PaperMC/${project}/commit/${change.commit}`}
+          href={`${getProjectRepository(project, version)}/commit/${change.commit}`}
           className={styles.commit}
           rel="noreferrer"
           target="_blank"

src/components/data/SoftwareBuilds.tsx

@@ -52,7 +52,11 @@ const SoftwareBuilds = ({
               <DownloadIcon className="w-4 h-4" />#{build.build}
             </a>
             <div className="flex-1 flex flex-col text-gray-900 dark:text-gray-200">
-              <SoftwareBuildChanges project={project} build={build} />
+              <SoftwareBuildChanges
+                project={project}
+                build={build}
+                version={version}
+              />
             </div>
             <div
               className="hidden md:block text-gray-500 dark:text-gray-300 mt-1 ml-2"

src/components/data/SoftwareBuildsTable.tsx

@@ -49,7 +49,11 @@ const SoftwareBuildsTable = ({
                 </span>
               </td>
               <td>
-                <SoftwareBuildChanges project={project} build={build} />
+                <SoftwareBuildChanges
+                  project={project}
+                  build={build}
+                  version={version}
+                />
               </td>
               <td
                 className={"whitespace-nowrap"}

src/lib/service/github.ts

@@ -22,3 +22,21 @@ const getURL = (pageIndex: number, previousPageData: any): string | null => {
 
 export const useGitHubContributors = (): SWRInfiniteResponse<Contributor[]> =>
   useSWRInfinite(getURL, fetcher, swrNoAutoUpdateSettings);
+
+export const getProjectRepository = (
+  project: string,
+  version: string,
+): string => {
+  if (project !== "paper") return `https://github.com/PaperMC/${project}`;
+
+  const baseVersion = [21, 4]; // 1.21.4 is after the hardfork
+  const isBelowBaseVersion = version
+    .replace(/^1\./, "")
+    .split(".")
+    .map(Number)
+    .some((v, i) => v < (baseVersion[i] || 0));
+
+  return isBelowBaseVersion
+    ? "https://github.com/PaperMC/Paper-Archive"
+    : "https://github.com/PaperMC/Paper";
+};