piResponse = { data: T; error: E | null; status: 'success' | 'error' | 'loading'; timestamp: number; }; type FormField = { value: T; error: string | null; touched: boolean; validators: Validator[]; }; // Generic form hook with type safety function useForm>( initialValues: T, validationSchema: ValidationSchema ): FormState { const [values, setValues] = useState(initialValues); const [errors, setErrors] = useState>>({}); const setFieldValue = useCallback(( field: K, value: T[K] ) => { setValues(prev => ({ ...prev, [field]: value })); // Validate field const validators = validationSchema[field]; if (validators) { const isValid = validators.every(v => v.validate(value).isValid); setErrors(prev => ({ ...prev, [field]: isValid ? null : 'Invalid value' })); } }, [validationSchema]); const submit = useCallback(async (): Promise> => { try { const response = await submitForm(values); return { data: response, error: null, status: 'success', timestamp: Date.now() }; } catch (error) { return { data: values, error: error.message, status: 'error', timestamp: Date.now() }; } }, [values]); return { values, errors, setFieldValue, submit, isValid: Object.values(errors).every(e => !e) }; } // Usage type UserForm = { name: string; email: string; age: number }; const userForm = useForm( { name: '', email: '', age: 0 }, { name: [{ validate: (v) => ({ isValid: v.length > 0, errors: [] }), message: 'Required' }], email: [{ validate: (v) => ({ isValid: /^[^\s@]+@[^\s@]+\.[^\s@]+$/.test(v), errors: [] }), message: 'Invalid email' }], age: [{ validate: (v) => ({ isValid: v >= 18, errors: [] }), message: 'Must be 18+' }] } );1a:T4af,// Real-time data sync with tRPC and WebSockets const useRealtimeData = (endpoint: string, filters?: Record) => { const [data, setData] = useState([]); const [isConnected, setIsConnected] = useState(false); useEffect(() => { const ws = new WebSocket(`ws://localhost:3001/${endpoint}`); ws.onopen = () => { setIsConnected(true); ws.send(JSON.stringify({ type: 'subscribe', filters })); }; ws.onmessage = (event) => { const { type, payload } = JSON.parse(event.data); switch (type) { case 'CREATE': setData(prev => [...prev, payload]); break; case 'UPDATE': setData(prev => prev.map(item => item.id === payload.id ? { ...item, ...payload } : item )); break; case 'DELETE': setData(prev => prev.filter(item => item.id !== payload.id)); break; } }; return () => ws.close(); }, [endpoint, filters]); return { data, isConnected }; }; // Usage in CRM components const { data: customers, isConnected } = useRealtimeData('customers', { status: 'active', region: 'north' });1b:T5a5,// Event-driven architecture core class EventBus { private handlers = new Map(); publish(eventType: string, data: any) { const handlers = this.handlers.get(eventType) || []; handlers.forEach(handler => { try { handler(data); } catch (error) { console.error(`Handler failed for ${eventType}:`, error); } }); } subscribe(eventType: string, handler: Function) { if (!this.handlers.has(eventType)) { this.handlers.set(eventType, []); } this.handlers.get(eventType)!.push(handler); } } // Video processing event flow const eventBus = new EventBus(); eventBus.subscribe('video.uploaded', (video) => { eventBus.publish('video.processing.started', { videoId: video.id }); }); eventBus.subscribe('video.processing.completed', (result) => { eventBus.publish('ai.narration.requested', result); }); // CQRS Command Handler class ProcessVideoHandler { async han

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