@meonode/ui
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A structured approach to component composition, direct CSS-first prop styling, built-in theming, smart prop handling (including raw property pass-through), and dynamic children.
2 lines (1 loc) • 1.88 kB
JavaScript
;var e=require("../constant/common.const.cjs"),t=require("../core.node.cjs"),i=require("./mount-tracker.util.cjs");class a{constructor(){}static _instance=null;static _originalPushState=null;static _originalReplaceState=null;static _isPatched=!1;_isListening=!1;_cleanupTimeout=null;static getInstance(){return this._instance||(this._instance=new a),this._instance}start(){this._isListening||"undefined"==typeof window||(this._isListening=!0,window.addEventListener("popstate",this._handleNavigation),this._patchHistoryMethods(),this._setupAutoCleanup(),e.__DEBUG__&&console.log("[MeoNode] NavigationCacheManagerUtil started"))}_stop(){this._isListening&&"undefined"!=typeof window&&(window.removeEventListener("popstate",this._handleNavigation),this._cleanupTimeout&&(clearTimeout(this._cleanupTimeout),this._cleanupTimeout=null),this._isListening=!1,e.__DEBUG__&&console.log("[MeoNode] NavigationCacheManagerUtil stopped"))}_handleNavigation=()=>{this._cleanupTimeout&&clearTimeout(this._cleanupTimeout);const a=t.BaseNode.elementCache.size,n=a<100?50:a<500?100:200;this._cleanupTimeout=setTimeout(()=>{let a=0;t.BaseNode.elementCache.keys().forEach(e=>{i.MountTrackerUtil.isMounted(e)||(t.BaseNode.elementCache.delete(e),a++)}),e.__DEBUG__&&console.log(`[MeoNode] Navigation: cleared ${a} unmounted elements`)},n)};_patchHistoryMethods(){a._isPatched||(a._originalPushState=history.pushState,a._originalReplaceState=history.replaceState,history.pushState=(...e)=>{a._originalPushState.apply(history,e),this._handleNavigation()},history.replaceState=(...e)=>{a._originalReplaceState.apply(history,e),this._handleNavigation()},a._isPatched=!0)}_setupAutoCleanup(){window.__MEONODE_CLEANUP_REGISTERED||(window.addEventListener("beforeunload",()=>{this._stop(),t.BaseNode.clearCaches()}),window.__MEONODE_CLEANUP_REGISTERED=!0)}}exports.NavigationCacheManagerUtil=a;