moved amount of accesses to more strict handling for api calls

backend/package.json

@@ -29,7 +29,7 @@
     "helmet": "8.1.0",
     "express-validator": "7.3.0",
     "exceljs": "4.4.0",
-    "playwright": "^1.37.0"
+    "playwright-chromium": "^1.37.0"
   },
   "devDependencies": {
     "@types/bcryptjs": "^2.4.2",

backend/src/controllers/shiftPlanController.ts

@@ -9,7 +9,7 @@ import {
 import { AuthRequest } from '../middleware/auth.js';
 import { TEMPLATE_PRESETS } from '../models/defaults/shiftPlanDefaults.js';
 import ExcelJS from 'exceljs';
-import { chromium } from 'playwright';
+import { chromium } from 'playwright-chromium';
 
 async function getPlanWithDetails(planId: string) {
   const plan = await db.get<any>(`
@@ -989,6 +989,20 @@ interface ExportTimetableData {
   allTimeSlots: ExportTimeSlot[];
 }
 
+function sortTimeSlotsByStartTime(timeSlots: any[]): any[] {
+  const timeToMinutes = (timeStr: string) => {
+    if (!timeStr) return 0;
+    const [hours, minutes] = timeStr.split(':').map(Number);
+    return hours * 60 + minutes;
+  };
+
+  return [...timeSlots].sort((a, b) => {
+    const minutesA = timeToMinutes(a.startTime);
+    const minutesB = timeToMinutes(b.startTime);
+    return minutesA - minutesB; // Ascending order (earliest first)
+  });
+}
+
 function getTimetableDataForExport(plan: any): ExportTimetableData {
   const weekdays = [
     { id: 1, name: 'Montag' },
@@ -1032,9 +1046,16 @@ function getTimetableDataForExport(plan: any): ExportTimetableData {
   Object.keys(shiftsByDay).forEach(day => {
     const dayNum = parseInt(day);
     shiftsByDay[dayNum].sort((a: any, b: any) => {
-      const timeA = a.startTime || '';
-      const timeB = b.startTime || '';
-      return timeA.localeCompare(timeB);
+      // Use numeric comparison for proper time sorting
+      const timeToMinutes = (timeStr: string) => {
+        if (!timeStr) return 0;
+        const [hours, minutes] = timeStr.split(':').map(Number);
+        return hours * 60 + minutes;
+      };
+
+      const minutesA = timeToMinutes(a.startTime);
+      const minutesB = timeToMinutes(b.startTime);
+      return minutesA - minutesB;
     });
   });
 
@@ -1073,15 +1094,12 @@ function getTimetableDataForExport(plan: any): ExportTimetableData {
     });
   });
 
-  // Convert to array and sort by start time
-  const allTimeSlots = Array.from(allTimeSlotsMap.values()).sort((a: ExportTimeSlot, b: ExportTimeSlot) => {
-    return (a.startTime || '').localeCompare(b.startTime || '');
-  });
+  // Convert to array and sort by start time using numeric comparison
+  const allTimeSlots = sortTimeSlotsByStartTime(Array.from(allTimeSlotsMap.values()));
 
   return { days, allTimeSlots };
 }
 
-// Export shift plan to Excel
 // Export shift plan to Excel
 export const exportShiftPlanToExcel = async (req: Request, res: Response): Promise<void> => {
   try {

backend/src/middleware/rateLimit.ts

@@ -41,12 +41,35 @@ const getClientIP = (req: Request): string => {
   return remoteAddress;
 };
 
+// Helper to check if an IP is a loopback address (IPv4 or IPv6)
+const isLoopbackAddress = (ip: string): boolean => {
+  // IPv4 loopback: 127.0.0.0/8
+  if (ip.startsWith('127.') || ip === 'localhost') {
+    return true;
+  }
+
+  // IPv6 loopback: ::1
+  // Also handle IPv4-mapped IPv6 addresses like ::ffff:127.0.0.1
+  if (ip === '::1' || ip === '::ffff:127.0.0.1') {
+    return true;
+  }
+
+  // Handle full IPv6 loopback notation
+  if (ip.toLowerCase().startsWith('0000:0000:0000:0000:0000:0000:0000:0001') ||
+    ip.toLowerCase() === '0:0:0:0:0:0:0:1') {
+    return true;
+  }
+
+  return false;
+};
+
 // Helper to check if request should be limited
 const shouldSkipLimit = (req: Request): boolean => {
   const skipPaths = [
     '/api/health',
     '/api/setup/status',
-    '/api/auth/validate'
+    '/api/auth/validate',
+    '/api/auth/me',
   ];
 
   // Skip for successful GET requests (data fetching)
@@ -54,9 +77,16 @@ const shouldSkipLimit = (req: Request): boolean => {
     return true;
   }
 
+  const clientIP = getClientIP(req);
+
+  // Skip for loopback addresses (local development)
+  if (isLoopbackAddress(clientIP)) {
+    console.log(`✅ Loopback address skipped: ${clientIP}`);
+    return true;
+  }
+
   // Skip for whitelisted IPs from environment
   const whitelist = process.env.RATE_LIMIT_WHITELIST?.split(',') || [];
-  const clientIP = getClientIP(req);
   if (whitelist.includes(clientIP)) {
     console.log(`✅ IP whitelisted: ${clientIP}`);
     return true;
@@ -72,8 +102,8 @@ const getRateLimitConfig = () => {
   return {
     windowMs: parseInt(process.env.RATE_LIMIT_WINDOW_MS || '900000'), // 15 minutes default
     max: isProduction
-      ? parseInt(process.env.RATE_LIMIT_MAX_REQUESTS || '1000')  // Stricter in production
-      : parseInt(process.env.RATE_LIMIT_MAX_REQUESTS || '5000'), // More lenient in development
+      ? parseInt(process.env.RATE_LIMIT_MAX_REQUESTS || '50')  // Stricter in production
+      : parseInt(process.env.RATE_LIMIT_MAX_REQUESTS || '100'), // More lenient in development
 
     // Development-specific relaxations
     skip: (req: Request) => {
@@ -112,7 +142,7 @@ export const apiLimiter = rateLimit({
 // Strict limiter for auth endpoints
 export const authLimiter = rateLimit({
   windowMs: 15 * 60 * 1000,
-  max: parseInt(process.env.AUTH_RATE_LIMIT_MAX_REQUESTS || '100'),
+  max: parseInt(process.env.AUTH_RATE_LIMIT_MAX_REQUESTS || '50'),
   message: {
     error: 'Zu viele Login-Versuche, bitte versuchen Sie es später erneut'
   },
@@ -135,7 +165,7 @@ export const authLimiter = rateLimit({
 // Separate limiter for expensive endpoints
 export const expensiveEndpointLimiter = rateLimit({
   windowMs: 15 * 60 * 1000,
-  max: parseInt(process.env.EXPENSIVE_ENDPOINT_LIMIT || '100'),
+  max: parseInt(process.env.EXPENSIVE_ENDPOINT_LIMIT || '20'),
   message: {
     error: 'Zu viele Anfragen für diese Ressource'
   },

backend/src/scripts/seedTestData.ts

@@ -86,7 +86,8 @@ export async function seedTestData(): Promise<void> {
         console.log('🌱 Starting test data seeding...');
 
         // Read test.json file - adjust path to be relative to project root
-        const testDataPath = path.resolve(process.cwd(), 'test.json');
+        //const testDataPath = path.resolve(process.cwd(), './test.json');
+        const testDataPath = path.resolve(__dirname, './test.json');
 
         console.log('🔍 Looking for test.json at:', testDataPath);
 
@@ -95,9 +96,10 @@ export async function seedTestData(): Promise<void> {
 
             // Try alternative paths
             const alternativePaths = [
-                path.resolve(__dirname, '../../../test.json'),
-                path.resolve(process.cwd(), '../test.json'),
-                path.resolve(__dirname, '../../test.json')
+                //path.resolve(__dirname, '../../../test.json'),
+                //path.resolve(process.cwd(), '../test.json'),
+                //path.resolve(__dirname, '../../test.json'),
+                path.resolve(__dirname, './test.json')
             ];
 
             for (const altPath of alternativePaths) {
@@ -136,7 +138,7 @@ export async function seedTestData(): Promise<void> {
 
                 const [firstname, lastname = ''] = name.split(' ');
                 const email = generateEmail(firstname, lastname || 'Test');
-                const passwordHash = await bcrypt.hash('test1234', 10);
+                const passwordHash = await bcrypt.hash('ZebraAux123!', 10);
 
                 const contractType = mapContractType(testData.employee_info.contract_sizes[name]);
                 const employeeType = testData.employee_info.employee_types[name];

frontend/src/pages/Employees/components/AvailabilityManager.tsx

@@ -317,7 +317,17 @@ const AvailabilityManager: React.FC<AvailabilityManagerProps> = ({
 
     // Convert to array and sort by start time
     const sortedTimeSlots = Array.from(allTimeSlots.values()).sort((a, b) => {
-      return (a.startTime || '').localeCompare(b.startTime || '');
+      // Convert time strings to minutes for proper numeric comparison
+      const timeToMinutes = (timeStr: string) => {
+        if (!timeStr) return 0;
+        const [hours, minutes] = timeStr.split(':').map(Number);
+        return hours * 60 + minutes;
+      };
+
+      const minutesA = timeToMinutes(a.startTime);
+      const minutesB = timeToMinutes(b.startTime);
+      
+      return minutesA - minutesB; // Ascending order (earliest first)
     });
 
     return (

frontend/src/pages/ShiftPlans/ShiftPlanView.tsx

@@ -126,7 +126,7 @@ const ShiftPlanView: React.FC = () => {
 
   useEffect(() => {
     if (dropdownRef.current) {
-      setDropdownWidth(dropdownRef.current.offsetWidth);
+      setDropdownWidth(dropdownRef.current.offsetWidth / 40);  // Adjust divisor for desired slide distance
     }
   }, [exportType]);
 
@@ -200,7 +200,17 @@ const ShiftPlanView: React.FC = () => {
 
     // Convert to array and sort by start time - SAME LOGIC AS AVAILABILITYMANAGER
     const allTimeSlots = Array.from(allTimeSlotsMap.values()).sort((a, b) => {
-      return (a.startTime || '').localeCompare(b.startTime || '');
+      // Convert time strings to minutes for proper numeric comparison
+      const timeToMinutes = (timeStr: string) => {
+        if (!timeStr) return 0;
+        const [hours, minutes] = timeStr.split(':').map(Number);
+        return hours * 60 + minutes;
+      };
+
+      const minutesA = timeToMinutes(a.startTime);
+      const minutesB = timeToMinutes(b.startTime);
+      
+      return minutesA - minutesB; // Ascending order (earliest first)
     });
 
     return { days, shiftsByDay, allTimeSlots };
@@ -1436,17 +1446,17 @@ const ShiftPlanView: React.FC = () => {
           <div style={{
             display: 'flex',
             alignItems: 'center',
-            position: 'relative',
-            marginLeft: '10px'
+            justifyContent: 'flex-end',
+            marginTop: '20px',
+            gap: '10px'
           }}>
-            {/* Export Dropdown */}
+            {/* Export Dropdown Container */}
             <div
               ref={dropdownRef}
               style={{
                 transform: exportType ? `translateX(-${dropdownWidth}px)` : 'translateX(0)',
                 transition: 'transform 0.3s ease-in-out',
-                position: exportType ? 'absolute' : 'relative',
-                right: exportType ? `-${dropdownWidth}px` : '0'
+                position: 'relative' 
               }}
             >
               <select
@@ -1467,7 +1477,7 @@ const ShiftPlanView: React.FC = () => {
               </select>
             </div>
 
-            {/* Export Button */}
+            {/* Export Button - erscheint nur wenn eine Option ausgewählt ist */}
             {exportType && (
               <button
                 onClick={handleExport}
@@ -1480,7 +1490,6 @@ const ShiftPlanView: React.FC = () => {
                   borderRadius: '4px',
                   cursor: exporting ? 'not-allowed' : 'pointer',
                   fontWeight: 'bold',
-                  marginLeft: '10px',
                   opacity: exporting ? 0.7 : 1,
                   transition: 'opacity 0.2s ease'
                 }}