overleaf/services/web/app/views/project/editor/chat.jade

aside.chat(
	ng-controller="ChatController"
	infinite-scroll="loadMore()"
	infinite-scroll-disabled="chat.loading || chat.atEnd"
	infinite-scroll-initialize="ui.chatOpen"
)
	.messages(
		infinite-scroll="loadMore()"
		infinite-scroll-disabled="chat.loading || chat.atEnd"
		infinite-scroll-initialize="ui.chatOpen"
	)
		.infinite-scroll-inner
			ul.list-unstyled
				li.message(
					ng-repeat="message in chat.groupedMessages | orderBy:'timestamp':false"
					ng-controller="ChatMessageController"
					ng-class="{'self': message.user.id == user.id }"
				)
					div.date(ng-if="$index == 0 || (message.timestamp - chat.groupedMessages[$index - 1].timestamp) > 5 * 60 * 1000")
						{{ message.timestamp | formatDate:'h:MMa' }} {{ message.timestamp | relativeDate }}
					span.avatar
						img(ng-src="{{gravatarUrl(message.user)}}")
					div.message-wrapper
						.name(ng-if="message.user.id != user.id") {{ message.user.first_name }}
						.message(
							ng-style="{\
								'border-color': 'hsl({{ hue(message.user) }}, 60%, 80%)',\
								'background-color': 'hsl({{ hue(message.user) }}, 60%, 97%)'\
							}"
						)
							.arrow(ng-style="{'border-color': 'hsl({{ hue(message.user) }}, 60%, 80%)'}")
							p(ng-repeat="content in message.contents") {{ content }}

	.new-message
		textarea(
			placeholder="Your message..."
		)