17 lines
636 B
JavaScript
17 lines
636 B
JavaScript
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window.observeVisibility = (dotNetRef) => {
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const elements = document.querySelectorAll(".chat-bubble[data-id]");
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const observer = new IntersectionObserver(entries => {
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entries.forEach(entry => {
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if (entry.isIntersecting) {
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const id = entry.target.getAttribute("data-id");
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dotNetRef.invokeMethodAsync("MarkAsRead", parseInt(id));
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observer.unobserve(entry.target); // دیگه دوباره نخونه
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}
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});
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}, {
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threshold: 0.6 // 60٪ از پیام دیده بشه
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});
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elements.forEach(el => observer.observe(el));
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};
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