Prevent cached session remeasurements and remove logs

This commit is contained in:
Shantur Rathore
2025-12-09 16:18:10 +00:00
parent 8204143810
commit 82ff1916b7
4 changed files with 89 additions and 53 deletions

View File

@@ -26,6 +26,7 @@ interface MessageBlockListProps {
onFork?: (messageId?: string) => void
onContentRendered?: () => void
setBottomSentinel: (element: HTMLDivElement | null) => void
suspendMeasurements?: () => boolean
}
export default function MessageBlockList(props: MessageBlockListProps) {
@@ -41,6 +42,7 @@ export default function MessageBlockList(props: MessageBlockListProps) {
threshold={VIRTUAL_ITEM_MARGIN_PX}
placeholderClass="message-stream-placeholder"
virtualizationEnabled={() => !props.loading}
suspendMeasurements={props.suspendMeasurements}
>
<MessageBlock

View File

@@ -30,12 +30,11 @@ export interface MessageSectionProps {
onRevert?: (messageId: string) => void
onFork?: (messageId?: string) => void
registerScrollToBottom?: (fn: () => void) => void
requestScrollToBottom?: () => void
isActive: boolean
showSidebarToggle?: boolean
onSidebarToggle?: () => void
forceCompactStatusLayout?: boolean
onQuoteSelection?: (text: string, mode: "quote" | "code") => void
isActive?: boolean
}
export default function MessageSection(props: MessageSectionProps) {
@@ -140,8 +139,8 @@ export default function MessageSection(props: MessageSectionProps) {
const bottomSentinel = () => bottomSentinelSignal()
const setBottomSentinel = (element: HTMLDivElement | null) => {
setBottomSentinelSignal(element)
resolvePendingActiveScroll()
}
const [scrollToBottomRequest, setScrollToBottomRequest] = createSignal(false)
const [autoScroll, setAutoScroll] = createSignal(true)
const [showScrollTopButton, setShowScrollTopButton] = createSignal(false)
const [showScrollBottomButton, setShowScrollBottomButton] = createSignal(false)
@@ -160,6 +159,9 @@ export default function MessageSection(props: MessageSectionProps) {
let detachScrollIntentListeners: (() => void) | undefined
let hasRestoredScroll = false
let suppressAutoScrollOnce = false
let pendingActiveScroll = false
let scrollToBottomFrame: number | null = null
let scrollToBottomDelayedFrame: number | null = null
function markUserScrollIntent() {
const now = typeof performance !== "undefined" ? performance.now() : Date.now()
@@ -197,14 +199,13 @@ export default function MessageSection(props: MessageSectionProps) {
function setContainerRef(element: HTMLDivElement | null) {
containerRef = element || undefined
if (import.meta.env?.DEV) {
console.debug("[MessageSection] setContainerRef", props.sessionId, Boolean(containerRef))
}
setScrollElement(containerRef)
attachScrollIntentListeners(containerRef)
if (!containerRef) {
clearQuoteSelection()
return
}
resolvePendingActiveScroll()
}
function setShellElement(element: HTMLDivElement | null) {
@@ -219,9 +220,6 @@ export default function MessageSection(props: MessageSectionProps) {
const hasItems = messageIds().length > 0
const bottomVisible = bottomSentinelVisible()
const topVisible = topSentinelVisible()
if (import.meta.env?.DEV) {
console.debug("[MessageSection] sentinel visibility", props.sessionId, { bottomVisible, topVisible })
}
setShowScrollBottomButton(hasItems && !bottomVisible)
setShowScrollTopButton(hasItems && !topVisible)
}
@@ -238,13 +236,6 @@ export default function MessageSection(props: MessageSectionProps) {
function scrollToBottom(immediate = false) {
if (!containerRef) return
const sentinel = bottomSentinel()
if (import.meta.env?.DEV) {
console.debug("[MessageSection] scrollToBottom", props.sessionId, {
immediate,
hasSentinel: Boolean(sentinel),
bottomVisible: bottomSentinelVisible(),
})
}
const behavior = immediate ? "auto" : "smooth"
if (!immediate) {
suppressAutoScrollOnce = true
@@ -253,13 +244,43 @@ export default function MessageSection(props: MessageSectionProps) {
setAutoScroll(true)
scheduleScrollPersist()
}
function clearScrollToBottomFrames() {
if (scrollToBottomFrame !== null) {
cancelAnimationFrame(scrollToBottomFrame)
scrollToBottomFrame = null
}
if (scrollToBottomDelayedFrame !== null) {
cancelAnimationFrame(scrollToBottomDelayedFrame)
scrollToBottomDelayedFrame = null
}
}
function requestScrollToBottom(immediate = true) {
if (!containerRef || !bottomSentinel()) {
pendingActiveScroll = true
return
}
pendingActiveScroll = false
clearScrollToBottomFrames()
scrollToBottomFrame = requestAnimationFrame(() => {
scrollToBottomFrame = null
scrollToBottomDelayedFrame = requestAnimationFrame(() => {
scrollToBottomDelayedFrame = null
scrollToBottom(immediate)
})
})
}
function resolvePendingActiveScroll() {
if (!pendingActiveScroll) return
if (!props.isActive) return
requestScrollToBottom(true)
}
function scrollToTop(immediate = false) {
if (!containerRef) return
const behavior = immediate ? "auto" : "smooth"
if (import.meta.env?.DEV) {
console.debug("[MessageSection] scrollToTop", props.sessionId, { immediate })
}
setAutoScroll(false)
topSentinel()?.scrollIntoView({ block: "start", inline: "nearest", behavior })
scheduleScrollPersist()
@@ -378,19 +399,17 @@ export default function MessageSection(props: MessageSectionProps) {
createEffect(() => {
if (props.registerScrollToBottom) {
props.registerScrollToBottom(() => scrollToBottom(true))
props.registerScrollToBottom(() => requestScrollToBottom(true))
}
})
let lastActiveState = false
createEffect(() => {
const active = props.isActive
const container = containerRef
if (!container) return
if (active) {
requestAnimationFrame(() => requestAnimationFrame(() => scrollToBottom(true)))
} else {
requestAnimationFrame(() => container.scrollTo({ top: 0, behavior: "auto" }))
const active = Boolean(props.isActive)
if (active && !lastActiveState) {
requestScrollToBottom(true)
}
lastActiveState = active
})
createEffect(() => {
@@ -554,6 +573,7 @@ export default function MessageSection(props: MessageSectionProps) {
if (pendingAnchorScroll !== null) {
cancelAnimationFrame(pendingAnchorScroll)
}
clearScrollToBottomFrames()
if (detachScrollIntentListeners) {
detachScrollIntentListeners()
}
@@ -626,6 +646,7 @@ export default function MessageSection(props: MessageSectionProps) {
onFork={props.onFork}
onContentRendered={handleContentRendered}
setBottomSentinel={setBottomSentinel}
suspendMeasurements={() => props.isActive === false}
/>

View File

@@ -1,4 +1,4 @@
import { Show, createMemo, createEffect, createSignal, type Component } from "solid-js"
import { Show, createMemo, createEffect, type Component } from "solid-js"
import type { Session } from "../../types/session"
import type { Attachment } from "../../types/attachment"
import type { ClientPart } from "../../types/message"
@@ -26,25 +26,29 @@ interface SessionViewProps {
showSidebarToggle?: boolean
onSidebarToggle?: () => void
forceCompactStatusLayout?: boolean
isActive: boolean
isActive?: boolean
}
export const SessionView: Component<SessionViewProps> = (props) => {
const session = () => props.activeSessions.get(props.sessionId)
const messagesLoading = createMemo(() => isSessionMessagesLoading(props.instanceId, props.sessionId))
const messageStore = createMemo(() => messageStoreBus.getOrCreate(props.instanceId))
const [scrollToBottomHandle, setScrollToBottomHandle] = createSignal<(() => void) | null>(null)
createEffect(() => {
if (!props.isActive) return
const handler = scrollToBottomHandle()
if (!handler) return
requestAnimationFrame(() => requestAnimationFrame(() => handler()))
})
const sessionBusy = createMemo(() => {
const currentSession = session()
if (!currentSession) return false
return getSessionBusyStatus(props.instanceId, currentSession.id)
})
let scrollToBottomHandle: (() => void) | undefined
function scheduleScrollToBottom() {
if (!scrollToBottomHandle) return
requestAnimationFrame(() => {
requestAnimationFrame(() => scrollToBottomHandle?.())
})
}
createEffect(() => {
if (!props.isActive) return
scheduleScrollToBottom()
})
let quoteHandler: ((text: string, mode: "quote" | "code") => void) | null = null
createEffect(() => {
@@ -70,10 +74,10 @@ export const SessionView: Component<SessionViewProps> = (props) => {
}
async function handleSendMessage(prompt: string, attachments: Attachment[]) {
const handler = scrollToBottomHandle()
if (handler) {
handler()
if (scrollToBottomHandle && import.meta.env?.DEV) {
console.debug("[SessionView] handleSendMessage scroll", props.sessionId)
}
scheduleScrollToBottom()
await sendMessage(props.instanceId, props.sessionId, prompt, attachments)
}
@@ -201,12 +205,13 @@ export const SessionView: Component<SessionViewProps> = (props) => {
onRevert={handleRevert}
onFork={handleFork}
isActive={props.isActive}
registerScrollToBottom={(fn) => {
setScrollToBottomHandle(() => fn)
if (props.isActive) {
requestAnimationFrame(() => requestAnimationFrame(() => fn()))
}
}}
registerScrollToBottom={(fn) => {
scrollToBottomHandle = fn
if (props.isActive) {
scheduleScrollToBottom()
}
}}

View File

@@ -98,6 +98,7 @@ interface VirtualItemProps {
placeholderClass?: string
virtualizationEnabled?: Accessor<boolean>
forceVisible?: Accessor<boolean>
suspendMeasurements?: Accessor<boolean>
onMeasured?: () => void
id?: string
}
@@ -138,10 +139,12 @@ export default function VirtualItem(props: VirtualItemProps) {
if (!virtualizationEnabled()) return false
return !isIntersecting()
})
const measurementsSuspended = () => Boolean(props.suspendMeasurements?.())
let wrapperRef: HTMLDivElement | undefined
let contentRef: HTMLDivElement | undefined
let resizeObserver: ResizeObserver | undefined
let intersectionCleanup: (() => void) | undefined
@@ -176,23 +179,27 @@ export default function VirtualItem(props: VirtualItemProps) {
}
function updateMeasuredHeight() {
if (!contentRef) return
if (!contentRef || measurementsSuspended()) return
const next = contentRef.offsetHeight
if (next === measuredHeight()) return
persistMeasurement(next)
}
function setupResizeObserver() {
if (!contentRef) return
if (!contentRef || measurementsSuspended()) return
cleanupResizeObserver()
if (typeof ResizeObserver === "undefined") {
updateMeasuredHeight()
return
}
resizeObserver = new ResizeObserver(() => updateMeasuredHeight())
resizeObserver = new ResizeObserver(() => {
if (measurementsSuspended()) return
updateMeasuredHeight()
})
resizeObserver.observe(contentRef)
}
function refreshIntersectionObserver(targetRoot: Element | Document | null) {
cleanupIntersectionObserver()
if (!wrapperRef) {
@@ -219,7 +226,7 @@ export default function VirtualItem(props: VirtualItemProps) {
contentRef = element ?? undefined
if (contentRef) {
queueMicrotask(() => {
if (shouldHideContent()) return
if (shouldHideContent() || measurementsSuspended()) return
updateMeasuredHeight()
setupResizeObserver()
})
@@ -227,10 +234,10 @@ export default function VirtualItem(props: VirtualItemProps) {
cleanupResizeObserver()
}
}
createEffect(() => {
if (shouldHideContent()) {
if (shouldHideContent() || measurementsSuspended()) {
cleanupResizeObserver()
} else if (contentRef) {
queueMicrotask(() => {
@@ -239,6 +246,7 @@ export default function VirtualItem(props: VirtualItemProps) {
})
}
})
createEffect(() => {
const key = props.cacheKey