Add reset database script and frontend

inventory-server/scripts/reset-db.js

@@ -0,0 +1,125 @@
+const mysql = require('mysql2/promise');
+const path = require('path');
+const dotenv = require('dotenv');
+const { spawn } = require('child_process');
+
+dotenv.config({ path: path.join(__dirname, '../.env') });
+
+const dbConfig = {
+    host: process.env.DB_HOST,
+    user: process.env.DB_USER,
+    password: process.env.DB_PASSWORD,
+    database: process.env.DB_NAME,
+    multipleStatements: true
+};
+
+// Helper function to output progress in JSON format
+function outputProgress(data) {
+    if (!data.status) {
+        data = {
+            status: 'running',
+            ...data
+        };
+    }
+    console.log(JSON.stringify(data));
+}
+
+async function resetDatabase() {
+    outputProgress({
+        operation: 'Starting database reset',
+        message: 'Connecting to database...'
+    });
+
+    const connection = await mysql.createConnection(dbConfig);
+    
+    try {
+        // Get list of all tables
+        outputProgress({
+            operation: 'Getting table list',
+            message: 'Retrieving all table names...'
+        });
+
+        const [tables] = await connection.query(
+            'SELECT table_name FROM information_schema.tables WHERE table_schema = ?',
+            [dbConfig.database]
+        );
+
+        if (tables.length === 0) {
+            outputProgress({
+                operation: 'No tables found',
+                message: 'Database is already empty'
+            });
+        } else {
+            // Disable foreign key checks to allow dropping tables with dependencies
+            await connection.query('SET FOREIGN_KEY_CHECKS = 0');
+
+            // Drop each table
+            for (let i = 0; i < tables.length; i++) {
+                const tableName = tables[i].TABLE_NAME;
+                outputProgress({
+                    operation: 'Dropping tables',
+                    message: `Dropping table: ${tableName}`,
+                    current: i + 1,
+                    total: tables.length,
+                    percentage: (((i + 1) / tables.length) * 100).toFixed(1)
+                });
+                await connection.query(`DROP TABLE IF EXISTS \`${tableName}\``);
+            }
+
+            // Re-enable foreign key checks
+            await connection.query('SET FOREIGN_KEY_CHECKS = 1');
+        }
+
+        // Run setup-db.js
+        outputProgress({
+            operation: 'Running database setup',
+            message: 'Creating new tables...'
+        });
+
+        const setupScript = path.join(__dirname, 'setup-db.js');
+        const setupProcess = spawn('node', [setupScript]);
+
+        setupProcess.stdout.on('data', (data) => {
+            const output = data.toString().trim();
+            outputProgress({
+                operation: 'Database setup',
+                message: output
+            });
+        });
+
+        setupProcess.stderr.on('data', (data) => {
+            const error = data.toString().trim();
+            outputProgress({
+                status: 'error',
+                error
+            });
+        });
+
+        await new Promise((resolve, reject) => {
+            setupProcess.on('close', (code) => {
+                if (code === 0) {
+                    resolve();
+                } else {
+                    reject(new Error(`Setup process exited with code ${code}`));
+                }
+            });
+        });
+
+        outputProgress({
+            status: 'complete',
+            operation: 'Database reset complete',
+            message: 'Database has been reset and tables recreated'
+        });
+    } catch (error) {
+        outputProgress({
+            status: 'error',
+            error: error.message
+        });
+        process.exit(1);
+    } finally {
+        await connection.end();
+    }
+}
+
+// Run the reset
+resetDatabase();