🎉 Updated Claude settings and integrated utility scripts 🎨📚

backend/.claude/settings.local.json

@@ -6,7 +6,8 @@
       "Bash(for file in animations-optimized.css glassmorphism.css components.css professional-theme.css)",
       "Bash(do echo \"=== $file ===\")",
       "Bash(echo)",
-      "Bash(done)"
+      "Bash(done)",
+      "Bash(npm run build:css:*)"
     ],
     "deny": []
   }

backend/static/css/core-utilities.css

@@ -0,0 +1,102 @@
+/* Core Utilities CSS - Notification System Styles */
+
+/* ===== NOTIFICATION CONTAINER ===== */
+#myp-notifications {
+    pointer-events: none;
+    max-width: 400px;
+}
+
+#myp-notifications > * {
+    pointer-events: auto;
+}
+
+/* ===== BASE NOTIFICATION STYLES ===== */
+.notification {
+    min-width: 300px;
+    max-width: 100%;
+    word-wrap: break-word;
+    font-size: 0.875rem;
+    line-height: 1.25rem;
+}
+
+/* Glassmorphism effect for notifications */
+.notification.glass-navbar {
+    background: rgba(255, 255, 255, 0.85);
+    backdrop-filter: blur(10px);
+    -webkit-backdrop-filter: blur(10px);
+    border: 1px solid rgba(255, 255, 255, 0.3);
+}
+
+.dark .notification.glass-navbar {
+    background: rgba(15, 23, 42, 0.85);
+    border: 1px solid rgba(255, 255, 255, 0.1);
+}
+
+/* ===== NOTIFICATION TYPES ===== */
+.notification-success {
+    border-left: 4px solid #10b981;
+}
+
+.notification-error {
+    border-left: 4px solid #ef4444;
+}
+
+.notification-warning {
+    border-left: 4px solid #f59e0b;
+}
+
+.notification-info {
+    border-left: 4px solid #3b82f6;
+}
+
+/* ===== NOTIFICATION ANIMATIONS ===== */
+.notification {
+    transition: transform 0.3s ease-out, opacity 0.3s ease-out;
+}
+
+.notification.translate-x-full {
+    transform: translateX(100%);
+    opacity: 0;
+}
+
+/* ===== CLOSE BUTTON ===== */
+.notification button {
+    font-size: 1.5rem;
+    line-height: 1;
+    background: none;
+    border: none;
+    cursor: pointer;
+    opacity: 0.7;
+    transition: opacity 0.2s;
+}
+
+.notification button:hover {
+    opacity: 1;
+}
+
+/* ===== RESPONSIVE DESIGN ===== */
+@media (max-width: 640px) {
+    #myp-notifications {
+        left: 1rem;
+        right: 1rem;
+        max-width: none;
+    }
+    
+    .notification {
+        min-width: auto;
+    }
+}
+
+/* ===== ACCESSIBILITY ===== */
+@media (prefers-reduced-motion: reduce) {
+    .notification {
+        transition: none;
+    }
+}
+
+/* ===== PRINT STYLES ===== */
+@media print {
+    #myp-notifications {
+        display: none;
+    }
+}

backend/static/js/core-utilities-optimized.js

@@ -0,0 +1,468 @@
+/**
+ * MYP Platform Core Utilities - Optimized Version
+ * Consolidates common functionality from multiple files
+ * Reduces redundancy and improves performance
+ */
+
+(function(window) {
+    'use strict';
+
+    // Single instance pattern for core utilities
+    const MYPCore = {
+        // Version for cache busting
+        version: '1.0.0',
+        
+        // CSRF Token Management (replaces 22+ different implementations)
+        csrf: {
+            _token: null,
+            
+            getToken() {
+                if (!this._token) {
+                    // Try multiple sources in order of preference
+                    this._token = 
+                        document.querySelector('meta[name="csrf-token"]')?.content ||
+                        document.querySelector('input[name="csrf_token"]')?.value ||
+                        this._getFromCookie('csrf_token') ||
+                        '';
+                }
+                return this._token;
+            },
+            
+            _getFromCookie(name) {
+                const match = document.cookie.match(new RegExp('(^| )' + name + '=([^;]+)'));
+                return match ? match[2] : null;
+            },
+            
+            clearCache() {
+                this._token = null;
+            }
+        },
+
+        // DOM Utilities with caching
+        dom: {
+            _cache: new Map(),
+            
+            // Cached querySelector
+            get(selector, parent = document) {
+                const key = `${parent === document ? 'doc' : 'el'}_${selector}`;
+                if (!this._cache.has(key)) {
+                    this._cache.set(key, parent.querySelector(selector));
+                }
+                return this._cache.get(key);
+            },
+            
+            // Cached querySelectorAll
+            getAll(selector, parent = document) {
+                return parent.querySelectorAll(selector);
+            },
+            
+            // Efficient HTML escaping
+            escapeHtml(text) {
+                const div = this._escapeDiv || (this._escapeDiv = document.createElement('div'));
+                div.textContent = text;
+                return div.innerHTML;
+            },
+            
+            // Clear cache when DOM changes
+            clearCache() {
+                this._cache.clear();
+            },
+            
+            // Efficient element creation
+            create(tag, attrs = {}, children = []) {
+                const el = document.createElement(tag);
+                Object.entries(attrs).forEach(([key, value]) => {
+                    if (key === 'class') {
+                        el.className = value;
+                    } else if (key === 'style' && typeof value === 'object') {
+                        Object.assign(el.style, value);
+                    } else if (key.startsWith('data-')) {
+                        el.dataset[key.slice(5)] = value;
+                    } else {
+                        el.setAttribute(key, value);
+                    }
+                });
+                children.forEach(child => {
+                    if (typeof child === 'string') {
+                        el.appendChild(document.createTextNode(child));
+                    } else {
+                        el.appendChild(child);
+                    }
+                });
+                return el;
+            }
+        },
+
+        // Unified Notification System (replaces 3 separate systems)
+        notify: {
+            _container: null,
+            _queue: [],
+            _activeToasts: new Map(),
+            _toastId: 0,
+            
+            show(message, type = 'info', duration = 5000, options = {}) {
+                // Check for DND mode
+                if (window.dndManager?.isEnabled && !options.force) {
+                    console.log(`[DND] Suppressed ${type} notification:`, message);
+                    return null;
+                }
+                
+                const id = `toast-${++this._toastId}`;
+                const toast = this._createToast(id, message, type, duration, options);
+                
+                this._ensureContainer();
+                this._container.appendChild(toast);
+                
+                // Animate in
+                requestAnimationFrame(() => {
+                    toast.classList.add('show');
+                });
+                
+                // Auto remove
+                if (duration > 0 && !options.persistent) {
+                    const timeout = setTimeout(() => this.close(id), duration);
+                    this._activeToasts.set(id, { element: toast, timeout });
+                }
+                
+                return id;
+            },
+            
+            _createToast(id, message, type, duration, options) {
+                const toast = MYPCore.dom.create('div', {
+                    id,
+                    class: `myp-toast myp-toast-${type}`,
+                    role: 'alert',
+                    'aria-live': 'polite'
+                });
+                
+                const icon = this._getIcon(type);
+                const content = MYPCore.dom.create('div', { class: 'toast-content' }, [
+                    MYPCore.dom.create('span', { class: 'toast-icon' }, [icon]),
+                    MYPCore.dom.create('span', { class: 'toast-message' }, [message])
+                ]);
+                
+                const closeBtn = MYPCore.dom.create('button', {
+                    class: 'toast-close',
+                    'aria-label': 'Close notification',
+                    onclick: () => this.close(id)
+                }, ['×']);
+                
+                toast.appendChild(content);
+                toast.appendChild(closeBtn);
+                
+                if (duration > 0 && !options.persistent) {
+                    const progress = MYPCore.dom.create('div', { class: 'toast-progress' });
+                    const bar = MYPCore.dom.create('div', { 
+                        class: 'toast-progress-bar',
+                        style: { animationDuration: `${duration}ms` }
+                    });
+                    progress.appendChild(bar);
+                    toast.appendChild(progress);
+                }
+                
+                return toast;
+            },
+            
+            _getIcon(type) {
+                const icons = {
+                    success: '✓',
+                    error: '✗',
+                    warning: '⚠',
+                    info: 'ℹ'
+                };
+                return icons[type] || icons.info;
+            },
+            
+            _ensureContainer() {
+                if (!this._container) {
+                    this._container = MYPCore.dom.get('#myp-toast-container') ||
+                        MYPCore.dom.create('div', { id: 'myp-toast-container', class: 'myp-toast-container' });
+                    
+                    if (!this._container.parentNode) {
+                        document.body.appendChild(this._container);
+                    }
+                }
+            },
+            
+            close(id) {
+                const toast = this._activeToasts.get(id);
+                if (toast) {
+                    clearTimeout(toast.timeout);
+                    toast.element.classList.remove('show');
+                    setTimeout(() => {
+                        toast.element.remove();
+                        this._activeToasts.delete(id);
+                    }, 300);
+                }
+            },
+            
+            closeAll() {
+                this._activeToasts.forEach((_, id) => this.close(id));
+            }
+        },
+
+        // API Request Utilities
+        api: {
+            _cache: new Map(),
+            _pendingRequests: new Map(),
+            
+            async request(url, options = {}) {
+                const config = {
+                    ...options,
+                    headers: {
+                        'Content-Type': 'application/json',
+                        'X-CSRFToken': MYPCore.csrf.getToken(),
+                        ...options.headers
+                    }
+                };
+                
+                // Check cache for GET requests
+                if (options.method === 'GET' || !options.method) {
+                    const cacheKey = this._getCacheKey(url, options);
+                    const cached = this._cache.get(cacheKey);
+                    
+                    if (cached && !options.noCache) {
+                        const age = Date.now() - cached.timestamp;
+                        const maxAge = options.cacheTime || 300000; // 5 minutes default
+                        
+                        if (age < maxAge) {
+                            return cached.data;
+                        }
+                    }
+                    
+                    // Prevent duplicate requests
+                    if (this._pendingRequests.has(cacheKey)) {
+                        return this._pendingRequests.get(cacheKey);
+                    }
+                }
+                
+                // Make request
+                const requestPromise = fetch(url, config)
+                    .then(async response => {
+                        if (!response.ok) {
+                            throw new Error(`HTTP ${response.status}: ${response.statusText}`);
+                        }
+                        
+                        const data = await response.json();
+                        
+                        // Cache successful GET requests
+                        if (config.method === 'GET' || !config.method) {
+                            const cacheKey = this._getCacheKey(url, options);
+                            this._cache.set(cacheKey, {
+                                data,
+                                timestamp: Date.now()
+                            });
+                            this._pendingRequests.delete(cacheKey);
+                        }
+                        
+                        return data;
+                    })
+                    .catch(error => {
+                        if (config.method === 'GET' || !config.method) {
+                            this._pendingRequests.delete(this._getCacheKey(url, options));
+                        }
+                        throw error;
+                    });
+                
+                if (config.method === 'GET' || !config.method) {
+                    this._pendingRequests.set(this._getCacheKey(url, options), requestPromise);
+                }
+                
+                return requestPromise;
+            },
+            
+            _getCacheKey(url, options) {
+                return `${url}_${JSON.stringify(options.params || {})}`;
+            },
+            
+            clearCache(pattern) {
+                if (pattern) {
+                    for (const [key] of this._cache) {
+                        if (key.includes(pattern)) {
+                            this._cache.delete(key);
+                        }
+                    }
+                } else {
+                    this._cache.clear();
+                }
+            }
+        },
+
+        // Time/Date Utilities
+        time: {
+            formatAgo(timestamp) {
+                const date = timestamp instanceof Date ? timestamp : new Date(timestamp);
+                const now = new Date();
+                const seconds = Math.floor((now - date) / 1000);
+                
+                const intervals = [
+                    { label: 'Jahr', seconds: 31536000, plural: 'Jahre' },
+                    { label: 'Monat', seconds: 2592000, plural: 'Monate' },
+                    { label: 'Woche', seconds: 604800, plural: 'Wochen' },
+                    { label: 'Tag', seconds: 86400, plural: 'Tage' },
+                    { label: 'Stunde', seconds: 3600, plural: 'Stunden' },
+                    { label: 'Minute', seconds: 60, plural: 'Minuten' }
+                ];
+                
+                for (const interval of intervals) {
+                    const count = Math.floor(seconds / interval.seconds);
+                    if (count >= 1) {
+                        const label = count === 1 ? interval.label : interval.plural;
+                        return `vor ${count} ${label}`;
+                    }
+                }
+                
+                return 'Gerade eben';
+            },
+            
+            formatDuration(seconds) {
+                const hours = Math.floor(seconds / 3600);
+                const minutes = Math.floor((seconds % 3600) / 60);
+                const secs = seconds % 60;
+                
+                const parts = [];
+                if (hours > 0) parts.push(`${hours}h`);
+                if (minutes > 0) parts.push(`${minutes}m`);
+                if (secs > 0 || parts.length === 0) parts.push(`${secs}s`);
+                
+                return parts.join(' ');
+            }
+        },
+
+        // Performance Utilities
+        perf: {
+            debounce(func, wait) {
+                let timeout;
+                return function debounced(...args) {
+                    const context = this;
+                    clearTimeout(timeout);
+                    timeout = setTimeout(() => func.apply(context, args), wait);
+                };
+            },
+            
+            throttle(func, limit) {
+                let inThrottle;
+                return function throttled(...args) {
+                    const context = this;
+                    if (!inThrottle) {
+                        func.apply(context, args);
+                        inThrottle = true;
+                        setTimeout(() => inThrottle = false, limit);
+                    }
+                };
+            },
+            
+            memoize(func, resolver) {
+                const cache = new Map();
+                return function memoized(...args) {
+                    const key = resolver ? resolver(...args) : args[0];
+                    if (cache.has(key)) {
+                        return cache.get(key);
+                    }
+                    const result = func.apply(this, args);
+                    cache.set(key, result);
+                    return result;
+                };
+            }
+        },
+
+        // Event Management
+        events: {
+            _listeners: new Map(),
+            
+            on(element, event, handler, options = {}) {
+                const key = `${element}_${event}`;
+                if (!this._listeners.has(key)) {
+                    this._listeners.set(key, new Set());
+                }
+                
+                this._listeners.get(key).add(handler);
+                element.addEventListener(event, handler, options);
+                
+                // Return cleanup function
+                return () => this.off(element, event, handler);
+            },
+            
+            off(element, event, handler) {
+                const key = `${element}_${event}`;
+                const handlers = this._listeners.get(key);
+                
+                if (handlers) {
+                    handlers.delete(handler);
+                    if (handlers.size === 0) {
+                        this._listeners.delete(key);
+                    }
+                }
+                
+                element.removeEventListener(event, handler);
+            },
+            
+            once(element, event, handler, options = {}) {
+                const wrappedHandler = (e) => {
+                    handler(e);
+                    this.off(element, event, wrappedHandler);
+                };
+                
+                return this.on(element, event, wrappedHandler, options);
+            }
+        },
+
+        // Storage Utilities
+        storage: {
+            get(key, defaultValue = null) {
+                try {
+                    const item = localStorage.getItem(`myp_${key}`);
+                    return item ? JSON.parse(item) : defaultValue;
+                } catch (e) {
+                    console.error('Storage get error:', e);
+                    return defaultValue;
+                }
+            },
+            
+            set(key, value) {
+                try {
+                    localStorage.setItem(`myp_${key}`, JSON.stringify(value));
+                    return true;
+                } catch (e) {
+                    console.error('Storage set error:', e);
+                    return false;
+                }
+            },
+            
+            remove(key) {
+                localStorage.removeItem(`myp_${key}`);
+            },
+            
+            clear(prefix = 'myp_') {
+                const keys = Object.keys(localStorage);
+                keys.forEach(key => {
+                    if (key.startsWith(prefix)) {
+                        localStorage.removeItem(key);
+                    }
+                });
+            }
+        }
+    };
+
+    // Global shortcuts for backwards compatibility
+    window.MYPCore = MYPCore;
+    
+    // Legacy function mappings
+    window.showToast = (msg, type, duration) => MYPCore.notify.show(msg, type, duration);
+    window.showNotification = window.showToast;
+    window.showFlashMessage = window.showToast;
+    window.showSuccessMessage = (msg) => MYPCore.notify.show(msg, 'success');
+    window.showErrorMessage = (msg) => MYPCore.notify.show(msg, 'error');
+    window.showWarningMessage = (msg) => MYPCore.notify.show(msg, 'warning');
+    window.showInfoMessage = (msg) => MYPCore.notify.show(msg, 'info');
+    
+    // Auto-initialize on DOM ready
+    if (document.readyState === 'loading') {
+        document.addEventListener('DOMContentLoaded', () => {
+            console.log('✅ MYP Core Utilities initialized');
+        });
+    } else {
+        console.log('✅ MYP Core Utilities initialized');
+    }
+
+})(window);

backend/static/js/core-utilities.js

@@ -0,0 +1,493 @@
+/**
+ * Core Utilities Module for MYP Platform
+ * Consolidated utilities to eliminate redundancy and improve performance
+ */
+
+(function(window) {
+    'use strict';
+
+    // Module namespace
+    const MYP = window.MYP || {};
+
+    // ===== CONFIGURATION =====
+    const config = {
+        apiTimeout: 30000,
+        cacheExpiry: 5 * 60 * 1000, // 5 minutes
+        notificationDuration: 5000,
+        debounceDelay: 300,
+        throttleDelay: 100
+    };
+
+    // ===== CACHE MANAGEMENT =====
+    const cache = new Map();
+    const requestCache = new Map();
+
+    // ===== CSRF TOKEN HANDLING =====
+    const csrf = {
+        token: null,
+        
+        get() {
+            if (!this.token) {
+                const meta = document.querySelector('meta[name="csrf-token"]');
+                this.token = meta ? meta.getAttribute('content') : '';
+            }
+            return this.token;
+        },
+        
+        headers() {
+            return {
+                'X-CSRFToken': this.get(),
+                'Content-Type': 'application/json'
+            };
+        }
+    };
+
+    // ===== DOM UTILITIES =====
+    const dom = {
+        // Cached selectors
+        selectors: new Map(),
+        
+        // Get element with caching
+        get(selector, parent = document) {
+            const key = `${parent === document ? 'doc' : 'el'}_${selector}`;
+            if (!this.selectors.has(key)) {
+                this.selectors.set(key, parent.querySelector(selector));
+            }
+            return this.selectors.get(key);
+        },
+        
+        // Get all elements
+        getAll(selector, parent = document) {
+            return parent.querySelectorAll(selector);
+        },
+        
+        // Clear cache
+        clearCache() {
+            this.selectors.clear();
+        },
+        
+        // Safe element creation
+        create(tag, attrs = {}, text = '') {
+            const el = document.createElement(tag);
+            Object.entries(attrs).forEach(([key, val]) => {
+                if (key === 'class') {
+                    el.className = val;
+                } else if (key === 'dataset') {
+                    Object.entries(val).forEach(([k, v]) => {
+                        el.dataset[k] = v;
+                    });
+                } else {
+                    el.setAttribute(key, val);
+                }
+            });
+            if (text) el.textContent = text;
+            return el;
+        }
+    };
+
+    // ===== API REQUEST HANDLING =====
+    const api = {
+        // Request deduplication
+        pending: new Map(),
+        
+        async request(url, options = {}) {
+            const key = `${options.method || 'GET'}_${url}`;
+            
+            // Check for pending request
+            if (this.pending.has(key)) {
+                return this.pending.get(key);
+            }
+            
+            // Check cache for GET requests
+            if (!options.method || options.method === 'GET') {
+                const cached = requestCache.get(key);
+                if (cached && Date.now() - cached.timestamp < config.cacheExpiry) {
+                    return Promise.resolve(cached.data);
+                }
+            }
+            
+            // Prepare request
+            const requestOptions = {
+                ...options,
+                headers: {
+                    ...csrf.headers(),
+                    ...options.headers
+                }
+            };
+            
+            // Create request promise
+            const promise = fetch(url, requestOptions)
+                .then(response => {
+                    if (!response.ok) {
+                        throw new Error(`HTTP error! status: ${response.status}`);
+                    }
+                    return response.json();
+                })
+                .then(data => {
+                    // Cache successful GET requests
+                    if (!options.method || options.method === 'GET') {
+                        requestCache.set(key, {
+                            data,
+                            timestamp: Date.now()
+                        });
+                    }
+                    return data;
+                })
+                .finally(() => {
+                    this.pending.delete(key);
+                });
+            
+            this.pending.set(key, promise);
+            return promise;
+        },
+        
+        get(url, options = {}) {
+            return this.request(url, { ...options, method: 'GET' });
+        },
+        
+        post(url, data, options = {}) {
+            return this.request(url, {
+                ...options,
+                method: 'POST',
+                body: JSON.stringify(data)
+            });
+        },
+        
+        put(url, data, options = {}) {
+            return this.request(url, {
+                ...options,
+                method: 'PUT',
+                body: JSON.stringify(data)
+            });
+        },
+        
+        delete(url, options = {}) {
+            return this.request(url, { ...options, method: 'DELETE' });
+        }
+    };
+
+    // ===== UNIFIED NOTIFICATION SYSTEM =====
+    const notifications = {
+        container: null,
+        queue: [],
+        
+        init() {
+            if (this.container) return;
+            
+            this.container = dom.create('div', {
+                id: 'myp-notifications',
+                class: 'fixed top-4 right-4 z-50 space-y-2'
+            });
+            document.body.appendChild(this.container);
+        },
+        
+        show(message, type = 'info', duration = config.notificationDuration) {
+            this.init();
+            
+            const notification = dom.create('div', {
+                class: `notification notification-${type} glass-navbar p-4 rounded-lg shadow-lg transform translate-x-full transition-transform duration-300`,
+                role: 'alert'
+            });
+            
+            const content = dom.create('div', {
+                class: 'flex items-center space-x-3'
+            });
+            
+            // Icon
+            const icon = dom.create('i', {
+                class: `fas ${this.getIcon(type)} text-lg`
+            });
+            
+            // Message
+            const text = dom.create('span', {
+                class: 'flex-1'
+            }, message);
+            
+            // Close button
+            const close = dom.create('button', {
+                class: 'ml-4 text-gray-500 hover:text-gray-700 dark:text-gray-400 dark:hover:text-gray-200',
+                'aria-label': 'Close'
+            });
+            close.innerHTML = '&times;';
+            close.onclick = () => this.remove(notification);
+            
+            content.appendChild(icon);
+            content.appendChild(text);
+            content.appendChild(close);
+            notification.appendChild(content);
+            
+            this.container.appendChild(notification);
+            
+            // Animate in
+            requestAnimationFrame(() => {
+                notification.classList.remove('translate-x-full');
+            });
+            
+            // Auto remove
+            if (duration > 0) {
+                setTimeout(() => this.remove(notification), duration);
+            }
+            
+            return notification;
+        },
+        
+        remove(notification) {
+            notification.classList.add('translate-x-full');
+            setTimeout(() => {
+                notification.remove();
+            }, 300);
+        },
+        
+        getIcon(type) {
+            const icons = {
+                success: 'fa-check-circle text-green-500',
+                error: 'fa-exclamation-circle text-red-500',
+                warning: 'fa-exclamation-triangle text-yellow-500',
+                info: 'fa-info-circle text-blue-500'
+            };
+            return icons[type] || icons.info;
+        },
+        
+        success(message, duration) {
+            return this.show(message, 'success', duration);
+        },
+        
+        error(message, duration) {
+            return this.show(message, 'error', duration);
+        },
+        
+        warning(message, duration) {
+            return this.show(message, 'warning', duration);
+        },
+        
+        info(message, duration) {
+            return this.show(message, 'info', duration);
+        }
+    };
+
+    // ===== PERFORMANCE UTILITIES =====
+    const performance = {
+        debounce(func, delay = config.debounceDelay) {
+            let timeoutId;
+            return function(...args) {
+                clearTimeout(timeoutId);
+                timeoutId = setTimeout(() => func.apply(this, args), delay);
+            };
+        },
+        
+        throttle(func, delay = config.throttleDelay) {
+            let lastCall = 0;
+            return function(...args) {
+                const now = Date.now();
+                if (now - lastCall >= delay) {
+                    lastCall = now;
+                    return func.apply(this, args);
+                }
+            };
+        },
+        
+        memoize(func) {
+            const cache = new Map();
+            return function(...args) {
+                const key = JSON.stringify(args);
+                if (cache.has(key)) {
+                    return cache.get(key);
+                }
+                const result = func.apply(this, args);
+                cache.set(key, result);
+                return result;
+            };
+        },
+        
+        lazy(selector, callback) {
+            const observer = new IntersectionObserver((entries) => {
+                entries.forEach(entry => {
+                    if (entry.isIntersecting) {
+                        callback(entry.target);
+                        observer.unobserve(entry.target);
+                    }
+                });
+            });
+            
+            dom.getAll(selector).forEach(el => observer.observe(el));
+            return observer;
+        }
+    };
+
+    // ===== STORAGE UTILITIES =====
+    const storage = {
+        set(key, value, expiry = null) {
+            const data = {
+                value,
+                timestamp: Date.now(),
+                expiry
+            };
+            try {
+                localStorage.setItem(`myp_${key}`, JSON.stringify(data));
+                return true;
+            } catch (e) {
+                console.error('Storage error:', e);
+                return false;
+            }
+        },
+        
+        get(key) {
+            try {
+                const item = localStorage.getItem(`myp_${key}`);
+                if (!item) return null;
+                
+                const data = JSON.parse(item);
+                if (data.expiry && Date.now() - data.timestamp > data.expiry) {
+                    this.remove(key);
+                    return null;
+                }
+                return data.value;
+            } catch (e) {
+                console.error('Storage error:', e);
+                return null;
+            }
+        },
+        
+        remove(key) {
+            localStorage.removeItem(`myp_${key}`);
+        },
+        
+        clear() {
+            Object.keys(localStorage)
+                .filter(key => key.startsWith('myp_'))
+                .forEach(key => localStorage.removeItem(key));
+        }
+    };
+
+    // ===== EVENT UTILITIES =====
+    const events = {
+        listeners: new Map(),
+        
+        on(element, event, handler, options = {}) {
+            const key = `${element}_${event}`;
+            if (!this.listeners.has(key)) {
+                this.listeners.set(key, new Set());
+            }
+            
+            this.listeners.get(key).add(handler);
+            element.addEventListener(event, handler, options);
+        },
+        
+        off(element, event, handler) {
+            const key = `${element}_${event}`;
+            if (this.listeners.has(key)) {
+                this.listeners.get(key).delete(handler);
+                if (this.listeners.get(key).size === 0) {
+                    this.listeners.delete(key);
+                }
+            }
+            element.removeEventListener(event, handler);
+        },
+        
+        once(element, event, handler, options = {}) {
+            const onceHandler = (e) => {
+                handler(e);
+                this.off(element, event, onceHandler);
+            };
+            this.on(element, event, onceHandler, options);
+        },
+        
+        emit(name, detail = {}) {
+            const event = new CustomEvent(name, {
+                detail,
+                bubbles: true,
+                cancelable: true
+            });
+            document.dispatchEvent(event);
+        },
+        
+        cleanup() {
+            this.listeners.forEach((handlers, key) => {
+                const [element, event] = key.split('_');
+                handlers.forEach(handler => {
+                    element.removeEventListener(event, handler);
+                });
+            });
+            this.listeners.clear();
+        }
+    };
+
+    // ===== FORM UTILITIES =====
+    const forms = {
+        serialize(form) {
+            const data = new FormData(form);
+            const obj = {};
+            for (const [key, value] of data.entries()) {
+                if (obj[key]) {
+                    if (!Array.isArray(obj[key])) {
+                        obj[key] = [obj[key]];
+                    }
+                    obj[key].push(value);
+                } else {
+                    obj[key] = value;
+                }
+            }
+            return obj;
+        },
+        
+        validate(form) {
+            const inputs = form.querySelectorAll('[required]');
+            let valid = true;
+            
+            inputs.forEach(input => {
+                if (!input.value.trim()) {
+                    input.classList.add('border-red-500');
+                    valid = false;
+                } else {
+                    input.classList.remove('border-red-500');
+                }
+            });
+            
+            return valid;
+        },
+        
+        reset(form) {
+            form.reset();
+            form.querySelectorAll('.border-red-500').forEach(el => {
+                el.classList.remove('border-red-500');
+            });
+        }
+    };
+
+    // ===== INITIALIZATION =====
+    const init = () => {
+        // Initialize notifications
+        notifications.init();
+        
+        // Clean up on page unload
+        window.addEventListener('beforeunload', () => {
+            events.cleanup();
+            dom.clearCache();
+        });
+    };
+
+    // ===== PUBLIC API =====
+    MYP.utils = {
+        csrf,
+        dom,
+        api,
+        notifications,
+        performance,
+        storage,
+        events,
+        forms,
+        init,
+        config
+    };
+
+    // Auto-initialize when DOM is ready
+    if (document.readyState === 'loading') {
+        document.addEventListener('DOMContentLoaded', init);
+    } else {
+        init();
+    }
+
+    // Export to global scope
+    window.MYP = MYP;
+
+})(window);

backend/templates/base.html

@@ -36,9 +36,12 @@
         <link href="{{ url_for('static', filename='css/professional-theme.min.css') }}" rel="stylesheet">
     </noscript>
     
+    <!-- Core Utilities CSS -->
+    <link href="{{ url_for('static', filename='css/core-utilities.css') }}" rel="stylesheet">
+    
     <!-- Preload critical resources -->
-    <link rel="preload" href="{{ url_for('static', filename='js/ui-components.js') }}" as="script">
+    <link rel="preload" href="{{ url_for('static', filename='js/core-utilities.js') }}" as="script">
-    <link rel="preload" href="{{ url_for('static', filename='js/optimization-features.js') }}" as="script">
+    <link rel="preload" href="{{ url_for('static', filename='fontawesome/css/all.min.css') }}" as="style">
     
     <!-- Additional CSS -->
     {% block extra_css %}{% endblock %}
@@ -104,9 +107,9 @@
             // User-Dropdown-Funktionalität initialisieren
             initUserDropdown();
             
-            // Flask Flash Messages über das Glassmorphism-System anzeigen
+            // Flask Flash Messages über das neue Core Utilities System anzeigen
             const flashContainer = document.getElementById('flask-flash-messages');
-            if (flashContainer) {
+            if (flashContainer && window.MYP && window.MYP.utils) {
                 const flashCount = parseInt(flashContainer.getAttribute('data-flash-count')) || 0;
                 
                 for (let i = 1; i <= flashCount; i++) {
@@ -118,18 +121,10 @@
                         // Flask-Kategorien zu JavaScript-Kategorien mappen
                         if (messageType === 'danger') messageType = 'error';
                         
-                        // Nachricht über das moderne Glassmorphism-System anzeigen
+                        // Nachricht über das Core Utilities System anzeigen
-                        if (typeof showToast === 'function') {
-                            // Kleine Verzögerung für bessere UX und schöne Glassmorphism-Animationen
                         setTimeout(() => {
-                                showToast(message, messageType, 6000, {
+                            window.MYP.utils.notifications[messageType](message, 6000);
-                                    title: messageType === 'success' ? 'Erfolgreich' : 
+                        }, i * 100); // Reduzierte Verzögerung für schnelleres Feedback
-                                           messageType === 'error' ? 'Fehler' : 
-                                           messageType === 'warning' ? 'Warnung' : 'Information',
-                                    playSound: true
-                                });
-                            }, i * 250); // Nachrichten gestaffelt anzeigen
-                        }
                     }
                 }
                 
@@ -905,9 +900,9 @@
             // User-Dropdown-Funktionalität initialisieren
             initUserDropdown();
             
-            // Flask Flash Messages über das Glassmorphism-System anzeigen
+            // Flask Flash Messages über das neue Core Utilities System anzeigen
             const flashContainer = document.getElementById('flask-flash-messages');
-            if (flashContainer) {
+            if (flashContainer && window.MYP && window.MYP.utils) {
                 const flashCount = parseInt(flashContainer.getAttribute('data-flash-count')) || 0;
                 
                 for (let i = 1; i <= flashCount; i++) {
@@ -919,18 +914,10 @@
                         // Flask-Kategorien zu JavaScript-Kategorien mappen
                         if (messageType === 'danger') messageType = 'error';
                         
-                        // Nachricht über das moderne Glassmorphism-System anzeigen
+                        // Nachricht über das Core Utilities System anzeigen
-                        if (typeof showToast === 'function') {
-                            // Kleine Verzögerung für bessere UX und schöne Glassmorphism-Animationen
                         setTimeout(() => {
-                                showToast(message, messageType, 6000, {
+                            window.MYP.utils.notifications[messageType](message, 6000);
-                                    title: messageType === 'success' ? 'Erfolgreich' : 
+                        }, i * 100); // Reduzierte Verzögerung für schnelleres Feedback
-                                           messageType === 'error' ? 'Fehler' : 
-                                           messageType === 'warning' ? 'Warnung' : 'Information',
-                                    playSound: true
-                                });
-                            }, i * 250); // Nachrichten gestaffelt anzeigen
-                        }
                     }
                 }