ADMIN UI DONE

UC/backend/src/db/jsonDatabaseManager.js

@@ -0,0 +1,49 @@
+const fs = require('fs');
+const path = require('path');
+
+class JSONDatabase {
+    constructor(filePath) {
+        this.filePath = filePath;
+        this.readFile = this.readFile.bind(this); // Bind readFile method to the instance
+        this.writeFile = this.writeFile.bind(this); // Bind writeFile method to the instance
+
+    }
+
+    readFile() {
+        if (!fs.existsSync(this.filePath)) {
+            console.log('File does not exist, returning null:', this.filePath);
+            return null;
+        }
+        try {
+            const data = fs.readFileSync(this.filePath, 'utf8');
+            return JSON.parse(data);
+        } catch (error) {
+            console.error('Error reading file:', error);
+            return null;
+        }
+    }
+
+    writeFile(data) {
+        try {
+            fs.writeFileSync(this.filePath, JSON.stringify(data, null, 2), { flag: 'w' });
+            console.log('File written successfully.');
+        } catch (error) {
+            console.error('Error writing file:', error);
+        }
+    }
+}
+
+const usersDB = new JSONDatabase(path.join(__dirname, 'users.json'));
+const departmentsDB = new JSONDatabase(path.join(__dirname, 'departments.json'));
+const backupSchemesDB = new JSONDatabase(path.join(__dirname, 'backup_schemes.json'));
+const ceoDB = new JSONDatabase(path.join(__dirname, 'ceo.json'));
+const adminDB = new JSONDatabase(path.join(__dirname + '..', '..', '..', '..', 'frontend', 'config', 'credentials.json'));
+
+module.exports = {
+    usersDB,
+    departmentsDB,
+    backupSchemesDB,
+    ceoDB,
+    adminDB,
+    JSONDatabase
+};