Files
Laca-City/frontend/node_modules/framer-motion/dist/es/utils/use-constant.mjs
PhongPham c65cc97a33 🎯 MapView v2.0 - Global Deployment Ready
 MAJOR FEATURES:
• Auto-zoom intelligence với smart bounds fitting
• Enhanced 3D GPS markers với pulsing effects
• Professional route display với 6-layer rendering
• Status-based parking icons với availability indicators
• Production-ready build optimizations

🗺️ AUTO-ZOOM FEATURES:
• Smart bounds fitting cho GPS + selected parking
• Adaptive padding (50px) cho visual balance
• Max zoom control (level 16) để tránh quá gần
• Dynamic centering khi không có selection

🎨 ENHANCED VISUALS:
• 3D GPS marker với multi-layer pulse effects
• Advanced parking icons với status colors
• Selection highlighting với animation
• Dimming system cho non-selected items

🛣️ ROUTE SYSTEM:
• OpenRouteService API integration
• Multi-layer route rendering (glow, shadow, main, animated)
• Real-time distance & duration calculation
• Visual route info trong popup

📱 PRODUCTION READY:
• SSR safe với dynamic imports
• Build errors resolved
• Global deployment via Vercel
• Optimized performance

🌍 DEPLOYMENT:
• Vercel: https://whatever-ctk2auuxr-phong12hexdockworks-projects.vercel.app
• Bundle size: 22.8 kB optimized
• Global CDN distribution
• HTTPS enabled

💾 VERSION CONTROL:
• MapView-v2.0.tsx backup created
• MAPVIEW_VERSIONS.md documentation
• Full version history tracking
2025-07-20 19:52:16 +07:00

19 lines
531 B
JavaScript

import { useRef } from 'react';
/**
* Creates a constant value over the lifecycle of a component.
*
* Even if `useMemo` is provided an empty array as its final argument, it doesn't offer
* a guarantee that it won't re-run for performance reasons later on. By using `useConstant`
* you can ensure that initialisers don't execute twice or more.
*/
function useConstant(init) {
const ref = useRef(null);
if (ref.current === null) {
ref.current = init();
}
return ref.current;
}
export { useConstant };