WIP

backend/scripts/clear-data.js

@@ -0,0 +1,52 @@
+#!/usr/bin/env node
+
+/**
+ * Clear all data from database tables while keeping the schema
+ * This removes all users, bookmarks, and resets migrations
+ */
+
+require('dotenv').config();
+const dbConnection = require('../src/database/connection');
+
+async function clearAllData() {
+    try {
+        console.log('🧹 Clearing all data from database...');
+        
+        // Connect to database
+        await dbConnection.connect();
+        
+        // Clear data in the correct order (respecting foreign key constraints)
+        console.log('🗑️  Clearing bookmarks...');
+        const bookmarksResult = await dbConnection.query('DELETE FROM bookmarks');
+        console.log(`   Removed ${bookmarksResult.rowCount} bookmarks`);
+        
+        console.log('🗑️  Clearing users...');
+        const usersResult = await dbConnection.query('DELETE FROM users');
+        console.log(`   Removed ${usersResult.rowCount} users`);
+        
+        console.log('🗑️  Clearing migration history...');
+        const migrationsResult = await dbConnection.query('DELETE FROM migrations');
+        console.log(`   Removed ${migrationsResult.rowCount} migration records`);
+        
+        // Reset sequences to start from 1
+        console.log('🔄 Resetting ID sequences...');
+        await dbConnection.query('ALTER SEQUENCE users_id_seq RESTART WITH 1');
+        await dbConnection.query('ALTER SEQUENCE bookmarks_id_seq RESTART WITH 1');
+        await dbConnection.query('ALTER SEQUENCE migrations_id_seq RESTART WITH 1');
+        
+        console.log('✅ All data cleared successfully');
+        console.log('💡 Database schema is preserved - you can now add fresh data');
+        
+    } catch (error) {
+        console.error('❌ Failed to clear data:', error.message);
+        throw error;
+    } finally {
+        await dbConnection.close();
+    }
+}
+
+// Run the clear operation
+clearAllData().catch((error) => {
+    console.error('❌ Clear data operation failed:', error);
+    process.exit(1);
+});