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Network IDLE listener
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function useNetworkidleEvents(){ | |
let activeRequests = 0; | |
let idleTimeout = null; | |
// Функция для проверки состояния сети | |
function checkNetworkIdle() { | |
if (activeRequests === 0) { | |
idleTimeout = setTimeout(() => { | |
const event = new CustomEvent('network-idle'); | |
window.dispatchEvent(event); | |
}, 500); | |
} | |
} | |
// Настройка PerformanceObserver для отслеживания сетевых запросов | |
const observer = new PerformanceObserver((list) => { | |
list.getEntries().forEach((entry) => { | |
if (entry.initiatorType === 'fetch' || entry.initiatorType === 'xmlhttprequest') { | |
// Увеличиваем счетчик активных запросов | |
activeRequests++; | |
clearTimeout(idleTimeout); | |
// Уменьшаем счетчик активных запросов после завершения загрузки | |
if (entry.duration > 0) { | |
activeRequests--; | |
checkNetworkIdle(); | |
} | |
} | |
}); | |
}); | |
// Начинаем наблюдение за сетевыми запросами | |
observer.observe({ entryTypes: ['resource'] }); | |
} | |
useNetworkidleEvents(); | |
// Обработка события network-idle | |
window.addEventListener('network-idle', () => { | |
console.log('Network is idle'); | |
}); | |
// Остановка наблюдения при необходимости (например, при выходе из приложения) | |
// observer.disconnect(); |
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