Initial commit: IT Nexus Web-App

2026-06-01 20:49:07 +02:00
commit 8023765e6c
387 changed files with 106900 additions and 0 deletions
--- a/backend/src/models/AuditLog.js
+++ b/backend/src/models/AuditLog.js
@@ -0,0 +1,124 @@
+const { getDatabase } = require('../config/database');
+
+class AuditLog {
+    /**
+     * Create an audit log entry
+     */
+    static create(logData) {
+        const db = getDatabase();
+        const stmt = db.prepare(`
+            INSERT INTO audit_log (
+                user_id,
+                action,
+                entity_type,
+                entity_id,
+                old_value,
+                new_value,
+                ip_address
+            ) VALUES (?, ?, ?, ?, ?, ?, ?)
+        `);
+
+        const result = stmt.run(
+            logData.user_id,
+            logData.action,
+            logData.entity_type,
+            logData.entity_id,
+            logData.old_value ? JSON.stringify(logData.old_value) : null,
+            logData.new_value ? JSON.stringify(logData.new_value) : null,
+            logData.ip_address || null
+        );
+
+        return result.lastInsertRowid;
+    }
+
+    /**
+     * Get all audit logs with pagination
+     */
+    static getAll(limit = 100, offset = 0) {
+        const db = getDatabase();
+        const stmt = db.prepare(`
+            SELECT
+                al.*,
+                u.username,
+                u.email
+            FROM audit_log al
+            LEFT JOIN users u ON al.user_id = u.id
+            ORDER BY al.created_at DESC
+            LIMIT ? OFFSET ?
+        `);
+        return stmt.all(limit, offset);
+    }
+
+    /**
+     * Get audit logs for a specific user
+     */
+    static getByUserId(userId, limit = 100, offset = 0) {
+        const db = getDatabase();
+        const stmt = db.prepare(`
+            SELECT
+                al.*,
+                u.username,
+                u.email
+            FROM audit_log al
+            LEFT JOIN users u ON al.user_id = u.id
+            WHERE al.user_id = ?
+            ORDER BY al.created_at DESC
+            LIMIT ? OFFSET ?
+        `);
+        return stmt.all(userId, limit, offset);
+    }
+
+    /**
+     * Get audit logs for a specific entity
+     */
+    static getByEntity(entityType, entityId, limit = 100, offset = 0) {
+        const db = getDatabase();
+        const stmt = db.prepare(`
+            SELECT
+                al.*,
+                u.username,
+                u.email
+            FROM audit_log al
+            LEFT JOIN users u ON al.user_id = u.id
+            WHERE al.entity_type = ? AND al.entity_id = ?
+            ORDER BY al.created_at DESC
+            LIMIT ? OFFSET ?
+        `);
+        return stmt.all(entityType, entityId, limit, offset);
+    }
+
+    /**
+     * Get recent audit logs
+     */
+    static getRecent(limit = 10) {
+        const db = getDatabase();
+        const stmt = db.prepare(`
+            SELECT
+                al.*,
+                u.username,
+                u.email
+            FROM audit_log al
+            LEFT JOIN users u ON al.user_id = u.id
+            ORDER BY al.created_at DESC
+            LIMIT ?
+        `);
+        return stmt.all(limit);
+    }
+
+    /**
+     * Helper method to log user actions
+     */
+    static logUserAction(userId, action, entityType, entityId, oldValue = null, newValue = null, ipAddress = null) {
+        return this.create({
+            user_id: userId,
+            action,
+            entity_type: entityType,
+            entity_id: entityId,
+            old_value: oldValue,
+            new_value: newValue,
+            ip_address: ipAddress
+        });
+    }
+}
+
+module.exports = AuditLog;