SurfSense/surfsense_web/components/assistant-ui/chat-viewport.tsx

52 lines
1.8 KiB
TypeScript

"use client";
import { ThreadPrimitive } from "@assistant-ui/react";
import { ArrowDownIcon } from "lucide-react";
import type { FC, ReactNode } from "react";
import { TooltipIconButton } from "@/components/assistant-ui/tooltip-icon-button";
const ChatScrollToBottom: FC = () => (
<ThreadPrimitive.ScrollToBottom asChild>
<TooltipIconButton
tooltip="Scroll to bottom"
variant="outline"
className="aui-thread-scroll-to-bottom -top-12 absolute z-10 self-center rounded-full p-4 disabled:invisible dark:bg-main-panel dark:hover:bg-accent"
>
<ArrowDownIcon />
</TooltipIconButton>
</ThreadPrimitive.ScrollToBottom>
);
export interface ChatViewportProps {
children: ReactNode;
footer?: ReactNode;
}
export const ChatViewport: FC<ChatViewportProps> = ({ children, footer }) => (
<ThreadPrimitive.Viewport
turnAnchor="top"
autoScroll
scrollToBottomOnRunStart
scrollToBottomOnInitialize
scrollToBottomOnThreadSwitch
className="aui-thread-viewport relative flex flex-1 min-h-0 flex-col overflow-y-auto px-4 scroll-smooth"
style={{ scrollbarGutter: "stable" }}
>
<div
aria-hidden
className="aui-chat-viewport-top-fade pointer-events-none sticky top-0 z-10 -mx-4 h-2 shrink-0 bg-gradient-to-b from-main-panel from-20% to-transparent"
/>
{children}
{footer ? (
<ThreadPrimitive.ViewportFooter
className="aui-chat-composer-footer sticky bottom-0 z-20 -mx-4 mt-auto flex flex-col items-stretch bg-gradient-to-t from-main-panel from-60% to-transparent px-4 pt-6"
style={{ paddingBottom: "max(0.5rem, env(safe-area-inset-bottom))" }}
>
<div className="aui-chat-composer-area relative mx-auto flex w-full max-w-(--thread-max-width) flex-col gap-3 overflow-visible">
<ChatScrollToBottom />
{footer}
</div>
</ThreadPrimitive.ViewportFooter>
) : null}
</ThreadPrimitive.Viewport>
);