From 7e6c5cc1897598de8ff005b12140e66c4e07bd11 Mon Sep 17 00:00:00 2001
From: florianfederspiel <florian@fedeo.de>
Date: Sun, 22 Mar 2026 22:14:17 +0100
Subject: [PATCH] Fix Changelog

---
 backend/src/routes/functions.ts | 51 +++++++++++++++++++++++++++++++--
 1 file changed, 48 insertions(+), 3 deletions(-)

diff --git a/backend/src/routes/functions.ts b/backend/src/routes/functions.ts
index 47943d8..35f726b 100644
--- a/backend/src/routes/functions.ts
+++ b/backend/src/routes/functions.ts
@@ -3,7 +3,7 @@ import {createInvoicePDF, createTimeSheetPDF} from "../utils/pdf";
 import {encodeBase64ToNiimbot, generateLabel, useNextNumberRangeNumber} from "../utils/functions";
 import { GetObjectCommand } from "@aws-sdk/client-s3";
 import { execFile } from "node:child_process";
-import { existsSync } from "node:fs";
+import { existsSync, readFileSync } from "node:fs";
 import path from "node:path";
 import { promisify } from "node:util";
 import dayjs from "dayjs";
@@ -57,6 +57,42 @@ function resolveGitRoot() {
     return null
 }
 
+function getDeploymentChangelogFallback() {
+    const backendPackagePath = path.resolve(process.cwd(), "package.json")
+    let version = "unbekannt"
+
+    if (existsSync(backendPackagePath)) {
+        try {
+            const packageJson = JSON.parse(readFileSync(backendPackagePath, "utf-8"))
+            version = packageJson?.version || version
+        } catch (err) {
+            console.error("Could not read backend package.json for changelog fallback", err)
+        }
+    }
+
+    const commitHash =
+        process.env.RAILWAY_GIT_COMMIT_SHA ||
+        process.env.VERCEL_GIT_COMMIT_SHA ||
+        process.env.GITHUB_SHA ||
+        process.env.COMMIT_SHA ||
+        process.env.SOURCE_COMMIT ||
+        null
+
+    const committedAt =
+        process.env.BUILD_DATE ||
+        process.env.RENDER_GIT_COMMIT_DATE ||
+        process.env.VERCEL_GIT_COMMIT_DATE ||
+        new Date().toISOString()
+
+    return [{
+        hash: commitHash || `version-${version}`,
+        shortHash: commitHash ? commitHash.slice(0, 7) : `v${version}`,
+        subject: `Bereitgestellte Version ${version}`,
+        authorName: "Deployment",
+        committedAt
+    }]
+}
+
 export default async function functionRoutes(server: FastifyInstance) {
     const streamToBuffer = async (stream: any): Promise<Buffer> =>
         new Promise((resolve, reject) => {
@@ -201,7 +237,11 @@ export default async function functionRoutes(server: FastifyInstance) {
         const gitRoot = resolveGitRoot()
 
         if (!gitRoot) {
-            return reply.code(500).send({ error: 'Git repository not found' })
+            return reply.send({
+                repositoryRoot: null,
+                source: 'deployment',
+                entries: getDeploymentChangelogFallback().slice(0, safeLimit)
+            })
         }
 
         try {
@@ -232,11 +272,16 @@ export default async function functionRoutes(server: FastifyInstance) {
 
             return reply.send({
                 repositoryRoot: gitRoot,
+                source: 'git',
                 entries
             })
         } catch (err) {
             req.log.error(err)
-            return reply.code(500).send({ error: 'Failed to load changelog' })
+            return reply.send({
+                repositoryRoot: gitRoot,
+                source: 'deployment',
+                entries: getDeploymentChangelogFallback().slice(0, safeLimit)
+            })
         }
     })