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pages/api/backups.ts

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+import type { NextApiRequest, NextApiResponse } from 'next';
+import fs from 'fs';
+import path from 'path';
+
+// Define a type for our backup records for type safety
+type BackupRecord = {
+    id: string;
+    dbName: string;
+    status: 'COMPLETED' | 'FAILED' | 'PROCESSING' | 'QUEUED';
+    createdAt: string;
+    fileName?: string;
+    error?: string;
+    downloadUrl?: string;
+};
+
+// Define the path to our simple JSON database file
+// This file will be created in the root of your project
+const DB_PATH = path.resolve(process.cwd(), 'backup-history.json');
+
+/**
+ * Reads backup records from the JSON file.
+ * Creates the file if it doesn't exist.
+ * @returns {Promise<BackupRecord[]>} A promise that resolves to an array of backup records.
+ */
+const readRecords = async (): Promise<BackupRecord[]> => {
+    try {
+        // Check if the database file exists
+        if (!fs.existsSync(DB_PATH)) {
+            // If not, create it with an empty array
+            await fs.promises.writeFile(DB_PATH, JSON.stringify([]), 'utf-8');
+            return [];
+        }
+        // If it exists, read and parse it
+        const fileContent = await fs.promises.readFile(DB_PATH, 'utf-8');
+        // Handle case where file is empty
+        return fileContent ? JSON.parse(fileContent) : [];
+    } catch (error) {
+        console.error("Error reading backup history:", error);
+        // Return an empty array in case of any error to prevent crashes
+        return [];
+    }
+};
+
+/**
+ * API handler for fetching backup history.
+ */
+export default async function handler(req: NextApiRequest, res: NextApiResponse) {
+    // This endpoint only supports GET requests
+    if (req.method !== 'GET') {
+        res.setHeader('Allow', ['GET']);
+        return res.status(405).json({ message: `Method ${req.method} Not Allowed` });
+    }
+
+    try {
+        const records = await readRecords();
+        // Sort records by date, newest first, to display the latest jobs on top
+        const sortedRecords = records.sort((a, b) => new Date(b.createdAt).getTime() - new Date(a.createdAt).getTime());
+        return res.status(200).json(sortedRecords);
+    } catch (error) {
+        console.error("API Error fetching history:", error);
+        return res.status(500).json({ error: 'Failed to retrieve backup history.' });
+    }
+}