opencode/packages/tui/src/routes/session/index.tsx
2026-08-03 08:15:58 +02:00

3223 lines
109 KiB
TypeScript

import {
batch,
createContext,
createEffect,
createMemo,
createSignal,
For,
Match,
on,
onCleanup,
onMount,
Show,
Switch,
useContext,
} from "solid-js"
import path from "node:path"
import { EOL, tmpdir } from "node:os"
import { mkdir, writeFile } from "node:fs/promises"
import { useRoute, useRouteData } from "../../context/route"
import { createStore } from "solid-js/store"
import { useData } from "../../context/data"
import { SplitBorder } from "../../ui/border"
import { useTuiPaths, useTuiTerminalEnvironment } from "../../context/runtime"
import { Spinner, SPINNER_FRAMES } from "../../component/spinner"
import { PatchDiff } from "../../component/patch-diff"
import { ThemeContextProvider, useTheme, useThemes } from "../../context/theme"
import { BoxRenderable, ScrollBoxRenderable, addDefaultParsers, TextAttributes, RGBA } from "@opentui/core"
import { Prompt, type PromptRef } from "../../component/prompt"
import type {
ModelInfo,
SessionMessageInfo,
SessionMessageAssistant,
SessionMessageAssistantReasoning,
SessionMessageAssistantText,
SessionMessageAssistantTool,
SessionMessageUser,
SessionInfo,
} from "@opencode-ai/client"
import { useLocal } from "../../context/local"
import { Locale } from "../../util/locale"
import { FilePath } from "../../ui/file-path"
import {
canonicalToolName,
finiteNumber,
primitiveInputSummary,
toolDisplayContent,
toolDisplayMetadata,
webSearchProviderLabel,
} from "../../util/tool-display"
import { useRenderer, useTerminalDimensions, type JSX } from "@opentui/solid"
import { useClient } from "../../context/client"
import { useEditorContext } from "../../context/editor"
import { openEditor } from "../../editor"
import { useDialog } from "../../ui/dialog"
import { DialogSessionRename } from "../../component/dialog-session-rename"
import { DialogMessage } from "./dialog-message"
import { DialogFork } from "./dialog-fork"
import { DialogTimeline } from "./dialog-timeline"
import { Sidebar } from "./sidebar"
import { Composer } from "./composer"
import { filetype } from "../../util/filetype"
import parsers from "../../parsers-config"
import { errorMessage } from "../../util/error"
import { useToast } from "../../ui/toast"
import stripAnsi from "strip-ansi"
import { usePromptRef } from "../../context/prompt"
import { sessionTabsFitVertically, SESSION_SIDEBAR_WIDTH } from "../../ui/layout"
import { projectedPromptInput } from "../../prompt/codec"
import { useEpilogue } from "../../context/epilogue"
import { normalizePath } from "../../util/path"
import { PermissionPrompt } from "./permission"
import { FormPrompt } from "./form"
import { DialogExportOptions } from "../../ui/dialog-export-options"
import { DialogExportResult } from "../../ui/dialog-export-result"
import { sessionEpilogue } from "../../util/presentation"
import { useConfig } from "../../config"
import { useClipboard } from "../../context/clipboard"
import { nextThinkingMode, reasoningSummary, type ThinkingMode } from "../../context/thinking"
import { getScrollAcceleration } from "../../util/scroll"
import { collapseToolOutput } from "../../util/collapse-tool-output"
import { Keymap, type KeymapCommand } from "../../context/keymap"
import { usePathFormatter } from "../../context/path-format"
import { useLocation } from "../../context/location"
import { PluginSlot } from "../../plugin/render"
import {
cacheReuseDrop,
createSessionRows,
messageBoundaryIDs,
resolvePart,
type CacheUsage,
type PartRef,
type SessionRow,
} from "./rows"
import { switchLabel } from "../../util/model"
import { findMessageBoundary, messageNavigationSlack } from "./message-navigation"
import { stringWidth } from "../../util/string-width"
import { useArgs } from "../../context/args"
import { withTimestampedFallback } from "@opencode-ai/util/session-title-fallback"
addDefaultParsers(parsers.parsers)
// Exclude temporary bottom space when measuring the real transcript height.
const NAVIGATION_SLACK_ID = "session-navigation-slack"
// Tail-first transcript mounting: rows mounted with the session, then backfill cadence.
// The tail comfortably overfills a tall viewport; backfill drains a 200-message transcript
// in a few hundred milliseconds without a perceptible pause.
const TRANSCRIPT_TAIL_ROWS = 40
const TRANSCRIPT_BACKFILL_CHUNK = 60
const TRANSCRIPT_BACKFILL_DELAY = 120
const context = createContext<{
width: number
sessionID: string
thinkingMode: () => ThinkingMode
showThinking: () => boolean
markdownMode: () => "source" | "rendered"
groupExploration: () => boolean
diffWrapMode: () => "word" | "none"
models: () => ModelInfo[]
config: ReturnType<typeof useConfig>["data"]
}>()
function use() {
const ctx = useContext(context)
if (!ctx) throw new Error("useContext must be used within a Session component")
return ctx
}
export function Session() {
const setEpilogue = useEpilogue()
const clipboard = useClipboard()
const writeExport = async (file: string, content: string) => {
await mkdir(path.dirname(file), { recursive: true })
await writeFile(file, content)
}
const route = useRouteData("session")
const { navigate } = useRoute()
const data = useData()
const local = useLocal()
const args = useArgs()
const paths = useTuiPaths()
const configState = useConfig()
const config = configState.data
const theme = useTheme()
const promptRef = usePromptRef()
const session = createMemo(() => data.session.get(route.sessionID))
const messages = () => data.session.message.list(route.sessionID)
const currentLocation = useLocation()
const location = createMemo(() => session()?.location ?? currentLocation.ref)
createEffect(() => currentLocation.set(location()))
createEffect(() => {
const title = Locale.truncate(session()?.title ?? "", 50)
setEpilogue(sessionEpilogue({ title, sessionID: session()?.id }))
})
onCleanup(() => setEpilogue())
const descendantSessionIDs = createMemo(() => {
if (session()?.parentID) return []
return data.session.family(route.sessionID).filter((id) => id !== route.sessionID)
})
const permissions = createMemo(() => {
if (session()?.parentID) return []
return [route.sessionID, ...descendantSessionIDs()].flatMap(
(sessionID) => data.session.permission.list(sessionID) ?? [],
)
})
const promptedPermissions = createMemo(() => (local.permission.mode === "auto" ? [] : permissions()))
const forms = createMemo(() => {
const global = data.session.form.list("global", location()) ?? []
if (session()?.parentID) return global
return [route.sessionID, ...descendantSessionIDs()]
.flatMap((sessionID) => data.session.form.list(sessionID) ?? [])
.concat(global)
})
const [composer, setComposer] = createStore({
open: false,
tab: undefined as string | undefined,
})
const disabled = createMemo(() => promptedPermissions().length > 0 || forms().length > 0)
const pending = createMemo(() => {
const completed = messages().findLast((x) => x.type === "assistant" && x.time.completed)?.id
return messages().findLast((x) => x.type === "assistant" && !x.time.completed && (!completed || x.id > completed))
?.id
})
const lastAssistant = createMemo(() => {
return messages().findLast((x) => x.type === "assistant")
})
const dimensions = useTerminalDimensions()
const sidebar = createMemo(() => config.session?.sidebar ?? "auto")
const [sidebarOpen, setSidebarOpen] = createSignal(false)
const thinkingMode = createMemo<ThinkingMode>(() => config.session?.thinking ?? "hide")
const showThinking = createMemo(() => true)
const showScrollbar = createMemo(() => config.session?.scrollbar ?? false)
const markdownMode = createMemo(() => config.session?.markdown ?? "rendered")
const diffWrapMode = createMemo(() => config.diffs?.wrap ?? "word")
const groupExploration = createMemo(() => config.session?.grouping !== "none")
const availableWidth = createMemo(
() =>
dimensions().width -
(config.tabs?.enabled && config.tabs.vertical && sessionTabsFitVertically(dimensions().width)
? SESSION_SIDEBAR_WIDTH
: 0),
)
const wide = createMemo(() => availableWidth() > 120)
const sidebarVisible = createMemo(() => {
if (session()?.parentID) return false
if (sidebarOpen()) return true
if (sidebar() === "auto" && wide()) return true
return false
})
const contentWidth = createMemo(() => availableWidth() - (sidebarVisible() ? 42 : 0) - 4)
const models = createMemo(() => data.location.model.list(location()) ?? [])
const scrollAcceleration = createMemo(() => getScrollAcceleration(config))
const toast = useToast()
const client = useClient()
const autoApproved = new Set<string>()
createEffect(() => {
if (local.permission.mode !== "auto") return
permissions().forEach((request) => {
if (autoApproved.has(request.id)) return
autoApproved.add(request.id)
void client.api.permission
.reply({
sessionID: request.sessionID,
reply: "once",
requestID: request.id,
})
.catch((error) => {
autoApproved.delete(request.id)
toast.error(error)
})
})
})
const editor = useEditorContext()
const rows = createSessionRows(() => route.sessionID)
const boundaries = createMemo(() => messageBoundaryIDs(rows, messages()))
const [navigationMessage, setNavigationMessage] = createSignal<string>()
const [navigationSlack, setNavigationSlack] = createSignal(0)
const [synced, setSynced] = createSignal(false)
const clearMessageNavigation = () => {
setNavigationSlack(0)
setNavigationMessage(undefined)
}
createEffect(
on(
() => [dimensions().width, dimensions().height] as const,
(_, previous) => {
if (previous) clearMessageNavigation()
},
),
)
createEffect(
on([descendantSessionIDs, () => client.connection.status()], ([sessionIDs, status]) => {
if (status !== "connected") return
void Promise.all(
sessionIDs.flatMap((sessionID) => [data.session.permission.sync(sessionID), data.session.form.sync(sessionID)]),
)
}),
)
createEffect(() => {
if (client.connection.status() !== "connected") return
setSynced(false)
const sessionID = route.sessionID
void (async () => {
await Promise.all([
data.session.sync(sessionID, { children: true }),
data.session.permission.sync(sessionID),
data.session.form.sync(sessionID),
])
const info = data.session.get(sessionID)
if (!info) {
toast.show({
message: `Session not found: ${sessionID}`,
variant: "error",
duration: 5000,
})
navigate({ type: "home" })
return
}
editor.reconnect(info.location.directory)
if (route.sessionID === sessionID && scroll) scroll.scrollBy(100_000)
setSynced(true)
})().catch((error) => {
if (route.sessionID !== sessionID) return
toast.show({
message: errorMessage(error),
variant: "error",
duration: 5000,
})
navigate({ type: "home" })
})
})
let seeded = false
let sent = false
let scroll: ScrollBoxRenderable
const [prompt, setPrompt] = createSignal<PromptRef>()
const bind = (r: PromptRef | undefined) => {
setPrompt(r)
promptRef.set(r)
if (seeded || !route.prompt || !r) return
seeded = true
r.set(route.prompt)
}
/** Runs after layout has settled (two frames), unless the transcript was torn down. */
const afterLayout = (continuation: () => void) => {
requestAnimationFrame(() => {
requestAnimationFrame(() => {
if (!scroll || scroll.isDestroyed) return
continuation()
})
})
}
// Tail-first transcript mounting: only the newest rows mount when the session opens, and the
// rest backfill in chunks shortly after, so switching to a long session costs the visible tail
// instead of the whole transcript. Until backfill pins the count, the hidden span derives from
// the row count, so it needs no effect ordering; the clamp keeps at least a tail visible when a
// re-reduce shrinks the transcript. Streaming appends land at the end of the visible slice.
const [hiddenRows, setHiddenRows] = createSignal<number>()
const hidden = createMemo(() => Math.max(0, Math.min(hiddenRows() ?? Infinity, rows.length - TRANSCRIPT_TAIL_ROWS)))
const visibleRows = createMemo(() => (hidden() === 0 ? rows : rows.slice(hidden())))
createEffect(() => {
const current = hidden()
if (current === 0) return
// Until the first chunk pins hiddenRows, appends change hidden() and reset this timer, so
// backfill waits for a pause in streaming before starting. Once pinned, it drains on a fixed
// cadence undisturbed by appends.
const timer = setTimeout(() => {
const before = scroll && !scroll.isDestroyed ? scroll.scrollHeight : undefined
const viewportBottom = before === undefined ? 0 : scroll.scrollTop + scroll.viewport.height
setHiddenRows(Math.max(0, current - TRANSCRIPT_BACKFILL_CHUNK))
if (before === undefined) return
// Sticky scroll holds bottom-anchored readers through the mount; compensation is only for
// readers who have scrolled up.
if (viewportBottom >= before - 1) return
afterLayout(() => scroll.scrollBy(scroll.scrollHeight - before))
}, TRANSCRIPT_BACKFILL_DELAY)
onCleanup(() => clearTimeout(timer))
})
/** Message navigation needs the full transcript mounted before walking or jumping. */
const ensureAllRows = (continuation: () => void) => {
if (hidden() === 0) return continuation()
setHiddenRows(0)
afterLayout(continuation)
}
createEffect(() => {
const current = prompt()
if (sent || !current || !synced() || !local.model.ready) return
if (!local.agent.current() || !local.model.current()) return
if (!args.prompt || route.prompt?.text !== args.prompt || current.current.text !== args.prompt) return
sent = true
current.submit()
})
const dialog = useDialog()
const renderer = useRenderer()
const unavailable = (feature: string) => {
toast.show({ message: `${feature} is not implemented for V2 sessions yet`, variant: "error", duration: 5000 })
dialog.clear()
}
const alignMessage = (messageID: string, top: number) => {
scroll.stickyScroll = false
setNavigationMessage(messageID)
setNavigationSlack(
messageNavigationSlack({
top,
viewportHeight: scroll.viewport.height,
scrollHeight: scroll.scrollHeight,
currentSlack: scroll.getRenderable(NAVIGATION_SLACK_ID)?.height ?? 0,
}),
)
afterLayout(() => {
if (navigationMessage() !== messageID) return
scroll.scrollTo(top)
})
}
const scrollToMessage = (direction: "next" | "prev", dialog: ReturnType<typeof useDialog>, userOnly = false) =>
ensureAllRows(() => {
const target = findMessageBoundary({
direction,
children: scroll.getChildren(),
messages: messages(),
scrollTop: scroll.scrollTop,
viewportY: scroll.viewport.y,
currentID: navigationMessage(),
userOnly,
})
if (target) alignMessage(target.id, target.top)
dialog.clear()
})
const jumpToMessage = (messageID: string) =>
ensureAllRows(() => {
const child = scroll.getRenderable(messageID)
if (!child) return
const y = scroll.scrollTop + child.y - scroll.viewport.y
const message = data.session.message.get(route.sessionID, messageID)
alignMessage(messageID, Math.max(0, y - (message?.type === "assistant" ? 1 : 0)))
})
function toBottom() {
clearMessageNavigation()
setTimeout(() => {
if (!scroll || scroll.isDestroyed) return
scroll.scrollTo(scroll.scrollHeight)
}, 50)
}
const globalCommands = [
{
id: "session.page.up",
title: "Page up",
group: "Session",
palette: undefined,
run: () => {
clearMessageNavigation()
scroll.scrollBy(-scroll.height / 2)
dialog.clear()
},
},
{
id: "session.page.down",
title: "Page down",
group: "Session",
palette: undefined,
run: () => {
clearMessageNavigation()
scroll.scrollBy(scroll.height / 2)
dialog.clear()
},
},
{
id: "session.line.up",
title: "Line up",
group: "Session",
palette: undefined,
run: () => {
clearMessageNavigation()
scroll.scrollBy(-1)
dialog.clear()
},
},
{
id: "session.line.down",
title: "Line down",
group: "Session",
palette: undefined,
run: () => {
clearMessageNavigation()
scroll.scrollBy(1)
dialog.clear()
},
},
{
id: "session.half.page.up",
title: "Half page up",
group: "Session",
palette: undefined,
run: () => {
clearMessageNavigation()
scroll.scrollBy(-scroll.height / 4)
dialog.clear()
},
},
{
id: "session.half.page.down",
title: "Half page down",
group: "Session",
palette: undefined,
run: () => {
clearMessageNavigation()
scroll.scrollBy(scroll.height / 4)
dialog.clear()
},
},
]
const baseAndUnfocusedCommands = [
{
id: "session.first",
title: "First message",
group: "Session",
palette: undefined,
run: () => {
clearMessageNavigation()
scroll.scrollTo(0)
dialog.clear()
},
},
{
id: "session.last",
title: "Last message",
group: "Session",
palette: undefined,
run: () => {
clearMessageNavigation()
scroll.scrollTo(scroll.scrollHeight)
dialog.clear()
},
},
]
const baseCommands = createMemo(() => [
{
title: "Share session",
id: "session.share",
suggested: route.type === "session",
group: "Session",
slash: { name: "share" },
run: () => unavailable("Sharing"),
},
{
title: "Rename session",
id: "session.rename",
group: "Session",
slash: { name: "rename" },
run: () => DialogSessionRename.show(dialog, route.sessionID, session()?.title),
},
{
title: "Jump to message",
id: "session.timeline",
group: "Session",
slash: { name: "timeline" },
run: () => {
dialog.replace(() => (
<DialogTimeline
sessionID={route.sessionID}
onMove={jumpToMessage}
setPrompt={(value) => promptRef.current?.set(value)}
/>
))
},
},
{
title: "Fork session",
id: "session.fork",
group: "Session",
slash: { name: "fork" },
run: () => {
dialog.replace(() => (
<DialogFork
sessionID={route.sessionID}
onMove={(messageID) => {
if (!messageID) return
jumpToMessage(messageID)
}}
/>
))
},
},
{
title: "Compact session",
id: "session.compact",
group: "Session",
slash: {
name: "compact",
aliases: ["summarize"],
},
run: () => {
void client.api.session.compact({ sessionID: route.sessionID })
dialog.clear()
},
},
{
title: "Unshare session",
id: "session.unshare",
group: "Session",
enabled: false,
slash: { name: "unshare" },
run: () => unavailable("Unsharing"),
},
{
title: "Undo previous message",
id: "session.undo",
group: "Session",
slash: { name: "undo" },
run: () => {
const boundary = session()?.revert?.messageID
const message = messages().findLast(
(message): message is SessionMessageUser =>
message.type === "user" && !!message.text.trim() && (!boundary || message.id < boundary),
)
if (!message) {
toast.show({ message: "Nothing to undo", variant: "error", duration: 3000 })
dialog.clear()
return
}
void client.api.session.revert
.stage({ sessionID: route.sessionID, messageID: message.id })
.catch((error) => toast.show({ message: errorMessage(error), variant: "error", duration: 5000 }))
prompt()?.set({
...projectedPromptInput(message),
pasted: [],
})
dialog.clear()
},
},
{
title: "Redo",
id: "session.redo",
group: "Session",
enabled: !!session()?.revert?.messageID,
slash: { name: "redo" },
run: () => {
void (async () => {
const error = await client.api.session.revert.clear({ sessionID: route.sessionID }).then(
() => undefined,
(error) => error,
)
if (error) toast.show({ message: errorMessage(error), variant: "error", duration: 5000 })
dialog.clear()
})()
},
},
{
title: sidebarVisible() ? "Hide sidebar" : "Show sidebar",
id: "session.sidebar.toggle",
group: "Session",
run: () => {
batch(() => {
const isVisible = sidebarVisible()
void configState
.update((draft) => {
draft.session = { ...draft.session, sidebar: isVisible ? "hide" : "auto" }
})
.catch(toast.error)
setSidebarOpen(!isVisible)
})
dialog.clear()
},
},
{
title: (() => {
const next = nextThinkingMode(thinkingMode())
if (next === "hide") return "Collapse thinking"
return "Expand thinking"
})(),
id: "session.toggle.thinking",
group: "Session",
palette: undefined,
slash: {
name: "thinking",
aliases: ["toggle-thinking"],
},
run: () => {
void configState
.update((draft) => {
draft.session = { ...draft.session, thinking: nextThinkingMode(thinkingMode()) }
})
.catch(toast.error)
dialog.clear()
},
},
{
title: "Toggle session scrollbar",
id: "session.toggle.scrollbar",
group: "Session",
palette: undefined,
run: () => {
void configState
.update((draft) => {
draft.session = { ...draft.session, scrollbar: !showScrollbar() }
})
.catch(toast.error)
dialog.clear()
},
},
{
title: groupExploration() ? "Show tool calls individually" : "Group related tool calls",
id: "session.toggle.exploration_grouping",
group: "Session",
palette: undefined,
run: () => {
void configState
.update((draft) => {
draft.session = { ...draft.session, grouping: groupExploration() ? "none" : "auto" }
})
.catch(toast.error)
dialog.clear()
},
},
{
title: "Jump to last user message",
id: "session.messages_last_user",
group: "Session",
palette: undefined,
run: () => {
const messages = data.session.message.list(route.sessionID)
if (!messages || !messages.length) return
// Find the most recent user message with non-ignored, non-synthetic text parts
for (let i = messages.length - 1; i >= 0; i--) {
const message = messages[i]
if (!message || message.type !== "user" || !message.text.trim()) continue
{
jumpToMessage(message.id)
break
}
}
},
},
{
title: "Next message",
id: "session.message.next",
group: "Session",
palette: undefined,
run: () => scrollToMessage("next", dialog),
},
{
title: "Previous message",
id: "session.message.previous",
group: "Session",
palette: undefined,
run: () => scrollToMessage("prev", dialog),
},
{
title: "Next user message",
id: "session.message.user.next",
group: "Session",
palette: undefined,
run: () => scrollToMessage("next", dialog, true),
},
{
title: "Previous user message",
id: "session.message.user.previous",
group: "Session",
palette: undefined,
run: () => scrollToMessage("prev", dialog, true),
},
{
title: "Copy last assistant message",
id: "messages.copy",
group: "Session",
run: () => {
const revertID = session()?.revert?.messageID
const lastAssistantMessage = messages().findLast(
(msg): msg is SessionMessageAssistant => msg.type === "assistant" && (!revertID || msg.id < revertID),
)
if (!lastAssistantMessage) {
toast.show({ message: "No assistant messages found", variant: "error" })
dialog.clear()
return
}
const textParts = lastAssistantMessage.content.filter((part) => part.type === "text")
if (textParts.length === 0) {
toast.show({ message: "No text parts found in last assistant message", variant: "error" })
dialog.clear()
return
}
const text = textParts
.map((part) => part.text)
.join("\n")
.trim()
if (!text) {
toast.show({
message: "No text content found in last assistant message",
variant: "error",
})
dialog.clear()
return
}
clipboard
.write(text)
.then(() => toast.show({ message: "Message copied to clipboard!", variant: "success" }))
.catch(() => toast.show({ message: "Failed to copy to clipboard", variant: "error" }))
dialog.clear()
},
},
{
title: "Copy session transcript",
id: "session.copy",
group: "Session",
slash: {
name: "copy",
},
run: async () => {
try {
const sessionData = session()
if (!sessionData) return
const transcript = formatSessionTranscript(sessionData, messages(), showThinking())
await clipboard.write(transcript)
toast.show({ message: "Session transcript copied to clipboard!", variant: "success" })
} catch {
toast.show({ message: "Failed to copy session transcript", variant: "error" })
}
dialog.clear()
},
},
{
title: "Export session transcript",
id: "session.export",
group: "Session",
slash: {
name: "export",
},
run: async () => {
try {
const sessionData = session()
if (!sessionData) return
const options = await DialogExportOptions.show(dialog, showThinking())
if (options === null) return
const content =
options.format === "markdown"
? formatSessionTranscript(sessionData, messages(), options.thinking)
: await (async () => {
const messages: unknown[] = []
let cursor: string | undefined
do {
const page = await client.api.message.list(
cursor
? { sessionID: sessionData.id, limit: 200, cursor }
: { sessionID: sessionData.id, limit: 200, order: "asc" },
)
messages.push(...page.data)
cursor = page.data.length ? (page.cursor.next ?? undefined) : undefined
} while (cursor)
return JSON.stringify({ info: sessionData, messages }, null, 2) + EOL
})()
if (options.action === "copy") {
await clipboard.write(content)
dialog.clear()
toast.show({ message: "Copied to clipboard", variant: "success" })
return
}
const filepath = path.join(
tmpdir(),
`session-${crypto.randomUUID()}.${options.format === "markdown" ? "md" : "json"}`,
)
await writeExport(filepath, content)
await DialogExportResult.show(dialog, filepath)
} catch {
toast.show({ message: "Failed to export session", variant: "error" })
}
dialog.clear()
},
},
{
title: "Background blocking tools",
id: "session.background",
group: "Session",
palette: undefined,
run: () => {
void client.api.session.background({ sessionID: route.sessionID })
dialog.clear()
},
},
{
title: "Toggle subagent picker",
id: "session.child.first",
group: "Session",
run: () => {
if (composer.open || session()?.parentID) setComposer("open", false)
else setComposer("open", true)
dialog.clear()
},
},
{
title: "Go to parent session",
id: "session.parent",
group: "Session",
palette: undefined,
enabled: !!session()?.parentID,
run: () => {
const parentID = session()?.parentID
if (parentID) {
navigate({
type: "session",
sessionID: parentID,
})
}
dialog.clear()
},
},
])
const commands = createMemo(() =>
[...globalCommands, ...baseAndUnfocusedCommands, ...baseCommands()].map(
(command) =>
({
bind: false,
palette: true as const,
...command,
}) satisfies KeymapCommand,
),
)
Keymap.createLayer(() => ({
mode: "global",
commands: commands(),
bindings: globalCommands.map((command) => command.id),
}))
Keymap.createLayer(() => ({
enabled: () => renderer.currentFocusedEditor === null,
bindings: baseAndUnfocusedCommands.map((command) => command.id),
}))
Keymap.createLayer(() => ({
bindings: [...baseAndUnfocusedCommands, ...baseCommands()].map((command) => command.id),
}))
// snap to bottom when session changes
createEffect(on(() => route.sessionID, toBottom))
createEffect(
on(
() => route.sessionID,
() => {
setComposer("open", false)
clearMessageNavigation()
},
),
)
return (
<context.Provider
value={{
get width() {
return contentWidth()
},
sessionID: route.sessionID,
thinkingMode,
showThinking,
markdownMode,
groupExploration,
diffWrapMode,
models,
config,
}}
>
<box flexDirection="row" flexGrow={1} minHeight={0}>
<box
flexGrow={1}
minHeight={0}
paddingBottom={1}
paddingLeft={dimensions().width < 44 ? 1 : 2}
paddingRight={dimensions().width < 44 ? 1 : 2}
gap={1}
>
<Show when={session()}>
<scrollbox
ref={(r) => (scroll = r)}
viewportOptions={{
paddingRight: showScrollbar() ? 1 : 0,
}}
verticalScrollbarOptions={{
paddingLeft: 1,
visible: showScrollbar(),
trackOptions: {
backgroundColor: theme.raise(theme.background.surface.offset),
foregroundColor: theme.border.default,
},
}}
stickyScroll={!navigationMessage()}
stickyStart="bottom"
flexGrow={1}
scrollAcceleration={scrollAcceleration()}
>
<For each={visibleRows()}>
{(row, index) => (
<SessionRowView
row={row}
message={(messageID) => data.session.message.get(route.sessionID, messageID)}
boundaryID={boundaries()[index() + hidden()]}
/>
)}
</For>
<BackgroundToolHint messages={messages()} />
<Show when={session()?.revert?.messageID}>
<RevertMessage
count={
messages().filter(
(message) => message.id >= session()!.revert!.messageID && message.type === "user",
).length
}
files={session()!.revert!.files ?? []}
/>
</Show>
<Show when={navigationSlack()}>
{(height) => <box id={NAVIGATION_SLACK_ID} height={height()} flexShrink={0} />}
</Show>
</scrollbox>
<box flexShrink={0}>
<PluginSlot name="session.composer.top" input={{ sessionID: route.sessionID }} mode="all" />
<Composer
sessionID={route.sessionID}
open={composer.open || (!!session()?.parentID && forms().length === 0)}
defaultTab={composer.tab ?? (session()?.parentID ? "subagents" : undefined)}
onClose={() => setComposer("open", false)}
/>
<Switch>
<Match when={composer.open || (!!session()?.parentID && forms().length === 0)}>{null}</Match>
<Match when={promptedPermissions().length > 0}>
<Show when={promptedPermissions()[0]?.id} keyed>
{(_) => {
const request = promptedPermissions()[0]
return request ? (
<PermissionPrompt request={request} directory={session()?.location.directory} />
) : null
}}
</Show>
</Match>
<Match when={forms().length > 0}>
<Show when={forms()[0]?.id} keyed>
{(_) => {
const form = forms()[0]
return form ? <FormPrompt form={form} /> : null
}}
</Show>
</Match>
<Match when={!disabled()}>
<Prompt
visible={true}
ref={bind}
disabled={false}
onSubmit={() => {
toBottom()
}}
sessionID={route.sessionID}
/>
</Match>
</Switch>
</box>
</Show>
</box>
<Show when={sidebarVisible()}>
<Switch>
<Match when={wide()}>
<Sidebar sessionID={route.sessionID} />
</Match>
<Match when={!wide()}>
<box
position="absolute"
top={0}
left={0}
right={0}
bottom={0}
alignItems="flex-end"
backgroundColor={RGBA.fromInts(0, 0, 0, 70)}
>
<Sidebar sessionID={route.sessionID} />
</box>
</Match>
</Switch>
</Show>
</box>
</context.Provider>
)
}
type SessionRowViewProps = {
row: SessionRow
message: (messageID: string) => SessionMessageInfo | undefined
boundaryID?: string
}
function SessionRowView(props: SessionRowViewProps) {
return (
<box id={props.boundaryID} marginTop={1} flexShrink={0}>
<Switch>
<Match when={props.row.type === "message" ? props.row : undefined}>
{(row) => (
<Show when={props.message(row().messageID)}>{(message) => <SessionMessageView message={message()} />}</Show>
)}
</Match>
<Match when={props.row.type === "compaction-queued"}>
<CompactionQueued />
</Match>
<Match when={props.row.type === "part" ? props.row : undefined}>
{(row) => <SessionPartView partRef={row().ref} message={props.message} />}
</Match>
<Match when={props.row.type === "group" && props.row.kind === "reasoning" ? props.row : undefined}>
{(row) => <SessionReasoningGroupView refs={row().refs} completed={row().completed} message={props.message} />}
</Match>
<Match when={props.row.type === "group" && props.row.kind === "exploration" ? props.row : undefined}>
{(row) => (
<SessionGroupView
refs={row().refs}
pending={row().pending}
completed={row().completed}
message={props.message}
/>
)}
</Match>
<Match when={props.row.type === "assistant-footer" ? props.row : undefined}>
{(row) => (
<Show when={props.message(row().messageID)}>
{(message) => (
<Show when={message().type === "assistant"}>
<AssistantFooter message={message() as SessionMessageAssistant} />
</Show>
)}
</Show>
)}
</Match>
<Match when={props.row.type === "turn-usage" ? props.row : undefined}>
{(row) => (
<TurnTokenUsage
messageIDs={row().messageIDs}
previousCache={row().previousCache}
message={props.message}
/>
)}
</Match>
</Switch>
</box>
)
}
function TurnTokenUsage(props: {
messageIDs: string[]
previousCache?: CacheUsage
message: (messageID: string) => SessionMessageInfo | undefined
}) {
const config = useConfig()
const theme = useTheme()
const verbose = () => config.data.debug?.turn_tokens === "verbose"
const steps = createMemo(() => {
let previousCache = props.previousCache
return props.messageIDs.flatMap((messageID) => {
const message = props.message(messageID)
if (message?.type !== "assistant" || !message.tokens) return []
const total =
message.tokens.input +
message.tokens.output +
message.tokens.reasoning +
message.tokens.cache.read +
message.tokens.cache.write
if (total === 0) return []
const newTokens = total - message.tokens.cache.read
const currentCache = { read: message.tokens.cache.read, model: message.model }
const reuseDrop = cacheReuseDrop(previousCache, currentCache)
previousCache = currentCache
return [
{
finish: message.finish === "tool-calls" ? "tool-call" : (message.finish ?? "unknown"),
tools: verbose() ? message.content.filter((part) => part.type === "tool") : [],
newTokens,
cached: message.tokens.cache.read,
total,
reuseDrop,
},
]
})
})
const columns = createMemo(() => ({
step: Math.max("Step".length, ...steps().map((item) => item.finish.length)),
newTokens: Math.max("New".length, ...steps().map((item) => item.newTokens.toLocaleString().length)),
cached: Math.max("Cached".length, ...steps().map((item) => item.cached.toLocaleString().length)),
total: Math.max("Total".length, ...steps().map((item) => item.total.toLocaleString().length)),
}))
return (
<Show when={Boolean(config.data.debug?.turn_tokens) && steps().length > 0}>
<box paddingLeft={3} flexDirection="column">
<box flexDirection="row">
<text width={INLINE_TOOL_ICON_WIDTH} fg={theme.text.subdued}>
</text>
<text fg={theme.text.subdued} attributes={TextAttributes.BOLD}>
Tokens
</text>
</box>
<box paddingLeft={INLINE_TOOL_ICON_WIDTH}>
<text fg={theme.text.subdued} attributes={TextAttributes.ITALIC}>
{"Step".padEnd(columns().step + 2)}
{"New".padStart(columns().newTokens)}
{" "}
{"Cached".padStart(columns().cached)}
{" "}
{"Total".padStart(columns().total)}
</text>
</box>
<For each={steps()}>
{(item) => (
<box paddingLeft={INLINE_TOOL_ICON_WIDTH} flexDirection="column">
<text fg={verbose() && item.finish === "tool-call" ? undefined : theme.text.subdued}>
{item.finish.padEnd(columns().step + 2)}
<span style={{ attributes: TextAttributes.BOLD }}>
{item.newTokens.toLocaleString().padStart(columns().newTokens)}
</span>
{" "}
{item.cached.toLocaleString().padStart(columns().cached)}
{" "}
{item.total.toLocaleString().padStart(columns().total)}
</text>
<TurnTokenToolCalls tools={item.tools} />
<Show when={item.reuseDrop !== undefined}>
<text fg={theme.text.feedback.warning.default}>
! Likely cache bust: {item.reuseDrop?.toLocaleString()} fewer cached tokens than the previous step
</text>
</Show>
</box>
)}
</For>
</box>
</Show>
)
}
function TurnTokenToolCalls(props: { tools: SessionMessageAssistantTool[] }) {
const theme = useTheme()
const nameWidth = () => Math.max(0, ...props.tools.map((tool) => tool.name.length)) + 2
return (
<Show when={props.tools.length > 0}>
<box paddingLeft={2} flexDirection="column">
<For each={props.tools}>
{(tool) => (
<box flexDirection="row">
<text
width={nameWidth()}
flexShrink={0}
fg={theme.text.subdued}
attributes={TextAttributes.BOLD}
>
{tool.name}
</text>
<text
fg={theme.text.subdued}
attributes={TextAttributes.DIM}
wrapMode="word"
flexGrow={1}
minWidth={0}
>
{turnTokenToolSummary(tool)}
</text>
</box>
)}
</For>
</box>
</Show>
)
}
function turnTokenToolSummary(tool: SessionMessageAssistantTool) {
const data = tool.state.input
if (typeof data === "string") return data
const primaryKey = ["command", "id", "pattern", "url", "query", "path", "description", "code"].find(
(key) => key in data,
)
const input = Object.entries(data).filter(([, value]) =>
["string", "number", "boolean"].includes(typeof value),
)
const primary = input.find(([key]) => key === primaryKey)?.[1]
const details = input.filter(([key]) => key !== primaryKey).map(([key, value]) => `${key}: ${String(value)}`)
return [primary === undefined ? "" : String(primary), ...details].filter(Boolean).join(" ")
}
function BackgroundToolHint(props: { messages: SessionMessageInfo[] }) {
const theme = useTheme()
const shortcut = Keymap.useShortcut("session.background")
const visible = createMemo(() => {
const current = props.messages.findLast(
(message): message is SessionMessageAssistant => message.type === "assistant" && !message.time.completed,
)
return (
current?.content.some((part) => {
if (part.type !== "tool" || part.state.status !== "running") return false
const display = toolDisplay(part.name)
return display === "shell" || display === "subagent"
}) ?? false
)
})
return (
<Show when={visible() && shortcut()}>
{(value) => (
<box marginTop={1} paddingLeft={3} flexShrink={0}>
<text fg={theme.text.subdued}>
Press <span style={{ fg: theme.text.default }}>{value()}</span> to move running work to the background
</text>
</box>
)}
</Show>
)
}
function SessionMessageView(props: { message: SessionMessageInfo }) {
return (
<Switch>
<Match when={props.message.type === "user"}>
<UserMessage message={props.message as SessionMessageUser} />
</Match>
<Match when={props.message.type === "shell"}>
<ShellMessage message={props.message as Extract<SessionMessageInfo, { type: "shell" }>} />
</Match>
<Match when={props.message.type === "agent-switched" || props.message.type === "model-switched"}>
<SessionSwitchMessageV2 message={props.message} />
</Match>
<Match
when={props.message.type === "system" || props.message.type === "synthetic" || props.message.type === "skill"}
>
<Show when={props.message.type === "skill"} fallback={<SessionNoticeMessageV2 message={props.message} />}>
<SessionSkillMessage message={props.message as Extract<SessionMessageInfo, { type: "skill" }>} />
</Show>
</Match>
<Match when={props.message.type === "compaction"}>
<CompactionMessage message={props.message as Extract<SessionMessageInfo, { type: "compaction" }>} />
</Match>
</Switch>
)
}
function SessionPartView(props: { partRef: PartRef; message: (messageID: string) => SessionMessageInfo | undefined }) {
const message = createMemo(() => props.message(props.partRef.messageID))
const part = createMemo(() => {
const item = message()
if (item?.type !== "assistant") return
return resolvePart(item, props.partRef.partID)
})
return (
<Show when={part()}>
{(item) => (
<Switch>
<Match when={item().type === "text"}>
<TextPart part={item() as SessionMessageAssistantText} last={false} />
</Match>
<Match when={item().type === "reasoning"}>
<ReasoningPart
part={item() as SessionMessageAssistantReasoning}
message={message() as SessionMessageAssistant}
last={false}
/>
</Match>
<Match when={item().type === "tool"}>
<ToolPart part={item() as SessionMessageAssistantTool} />
</Match>
</Switch>
)}
</Show>
)
}
function SessionReasoningGroupView(props: {
refs: PartRef[]
completed: boolean
message: (messageID: string) => SessionMessageInfo | undefined
}) {
const ctx = use()
const theme = useTheme()
const { currentSyntax: syntax } = useThemes()
const renderer = useRenderer()
const [expanded, setExpanded] = createSignal(false)
const [hover, setHover] = createSignal(false)
const parts = createMemo(() =>
props.refs.flatMap((ref) => {
const message = props.message(ref.messageID)
if (message?.type !== "assistant") return []
const part = resolvePart(message, ref.partID)
if (part?.type !== "reasoning" || !reasoningContent(part)) return []
return [{ message, part }]
}),
)
const latest = createMemo((previous: string | null) => {
const item = parts().at(-1)
if (!item) return previous
const title = reasoningSummary(reasoningContent(item.part)).title
if (title) return title
if (item.part.time?.completed !== undefined || item.message.time.completed !== undefined) return null
return previous
}, null)
const duration = createMemo(() =>
parts().reduce((total, item) => {
const start = item.part.time?.created
const end = item.part.time?.completed
return total + (start === undefined || end === undefined ? 0 : Math.max(0, end - start))
}, 0),
)
return (
<Show when={parts().length > 0}>
<Show
when={ctx.thinkingMode() === "hide"}
fallback={<For each={props.refs}>{(ref) => <SessionPartView partRef={ref} message={props.message} />}</For>}
>
<box flexDirection="column" flexShrink={0}>
<InlineToolRow
icon={expanded() ? "-" : "+"}
color={
!props.completed
? theme.text.default
: hover() || expanded()
? theme.text.feedback.warning.default
: RGBA.fromValues(
theme.text.feedback.warning.default.r,
theme.text.feedback.warning.default.g,
theme.text.feedback.warning.default.b,
0.6,
)
}
complete={props.completed}
pending={latest() ? `Thinking: ${latest()}` : "Thinking"}
spinner={!props.completed}
onMouseOver={() => setHover(true)}
onMouseOut={() => setHover(false)}
onMouseUp={() => {
if (renderer.getSelection()?.getSelectedText()) return
setExpanded((value) => !value)
}}
>
{props.completed ? "Thought" : latest() ? `Thinking: ${latest()}` : "Thinking"}
<Show when={props.completed && !expanded() && latest()}>: {latest()}</Show>
<Show when={props.completed && parts().length > 1}> · {parts().length} steps</Show>
<Show when={props.completed && duration()}> · {Locale.duration(duration())}</Show>
</InlineToolRow>
<Show when={expanded()}>
<box paddingLeft={3}>
<For each={props.refs}>
{(ref) => {
const message = createMemo(() => {
const item = props.message(ref.messageID)
return item?.type === "assistant" ? item : undefined
})
const part = createMemo(() => {
const item = message()
if (!item) return undefined
const part = resolvePart(item, ref.partID)
return part?.type === "reasoning" ? part : undefined
})
const content = createMemo(() => {
const item = part()
return item ? reasoningContent(item) : ""
})
return (
<Show when={content()}>
<box marginTop={1}>
<box
border={["left"]}
customBorderChars={SplitBorder.customBorderChars}
borderColor={theme.raise(theme.background.surface.offset)}
paddingLeft={1}
>
<code
filetype="markdown"
drawUnstyledText={false}
streaming={part()?.time?.completed === undefined && message()?.time.completed === undefined}
syntaxStyle={syntax()}
content={content()}
conceal={ctx.markdownMode() === "rendered"}
fg={theme.text.subdued}
/>
</box>
</box>
</Show>
)
}}
</For>
</box>
</Show>
</box>
</Show>
</Show>
)
}
function SessionGroupView(props: {
refs: PartRef[]
pending: PartRef[]
completed: boolean
message: (messageID: string) => SessionMessageInfo | undefined
}) {
const theme = useTheme()
const ctx = use()
const renderer = useRenderer()
const [expanded, setExpanded] = createSignal(false)
const [hover, setHover] = createSignal(false)
const parts = (refs: PartRef[]) =>
refs.flatMap((ref) => {
const message = props.message(ref.messageID)
if (message?.type !== "assistant") return []
const part = resolvePart(message, ref.partID)
if (part?.type !== "tool") return []
return [part]
})
const grouped = createMemo(() => parts(props.refs))
const pending = createMemo(() => parts(props.pending))
const label = createMemo(() => {
const counts = grouped().reduce<Record<string, number>>((result, part) => {
const tool = toolDisplay(part.name)
const name = tool === "grep" || tool === "glob" ? "search" : tool
result[name] = (result[name] ?? 0) + 1
return result
}, {})
const tools = Object.entries(counts).map(
([name, count]) => `${count} ${count === 1 ? name : name === "search" ? "searches" : `${name}s`}`,
)
return `${props.completed ? "Explored" : "Exploring"}${tools.join(", ")}`
})
return (
<Show when={grouped().length > 0 || pending().length > 0}>
<Show
when={ctx.groupExploration()}
fallback={<For each={[...grouped(), ...pending()]}>{(part) => <ToolPart part={part} />}</For>}
>
<Show when={grouped().length > 0}>
<InlineToolRow
icon={props.completed ? "→" : "✱"}
color={hover() ? theme.text.default : theme.text.subdued}
complete={props.completed}
pending={label()}
spinner={!props.completed}
onMouseOver={() => setHover(true)}
onMouseOut={() => setHover(false)}
onMouseUp={() => {
if (renderer.getSelection()?.getSelectedText()) return
setExpanded((value) => !value)
}}
>
{label()}
</InlineToolRow>
</Show>
<Show when={expanded() && grouped().length > 0}>
<For each={grouped()}>{(part) => <ToolPart part={part} />}</For>
</Show>
<For each={pending()}>{(part) => <ToolPart part={part} />}</For>
</Show>
</Show>
)
}
function AssistantFooter(props: { message: SessionMessageAssistant }) {
const ctx = use()
const local = useLocal()
const dimensions = useTerminalDimensions()
const theme = useTheme("elevated")
const model = createMemo(
() =>
ctx
.models()
.find((model) => model.providerID === props.message.model.providerID && model.id === props.message.model.id)
?.name ?? `${props.message.model.providerID}/${props.message.model.id}`,
)
const duration = createMemo(() =>
props.message.time.completed ? props.message.time.completed - props.message.time.created : 0,
)
const interrupted = createMemo(() => props.message.error?.message === "Step interrupted")
return (
<>
<Show when={props.message.error && !interrupted()}>
<box
border={["left"]}
paddingTop={1}
paddingBottom={1}
paddingLeft={2}
backgroundColor={theme.background.default}
customBorderChars={SplitBorder.customBorderChars}
borderColor={theme.text.feedback.error.default}
>
<text fg={theme.text.subdued}>{errorMessage(props.message.error)}</text>
</box>
</Show>
<AssistantRetry retry={props.message.retry} />
<box paddingLeft={3} marginTop={props.message.error && !interrupted() ? 1 : 0}>
<text>
<span style={{ fg: props.message.error ? theme.text.subdued : local.agent.color(props.message.agent) }}>
{Locale.titlecase(props.message.agent)}
</span>
<Show when={dimensions().width >= 28}>
<span style={{ fg: theme.text.subdued }}> · {model()}</span>
</Show>
<Show when={duration() && (dimensions().width < 28 || dimensions().width >= 36)}>
<span style={{ fg: theme.text.subdued }}> · {Locale.duration(duration())}</span>
</Show>
<Show when={interrupted()}>
<span style={{ fg: theme.text.subdued }}> · interrupted</span>
</Show>
</text>
</box>
</>
)
}
function SessionSwitchMessageV2(props: { message: SessionMessageInfo }) {
const ctx = use()
const theme = useTheme()
const text = () => {
if (props.message.type === "agent-switched") return `Switched agent to ${props.message.agent}`
if (props.message.type === "model-switched")
return switchLabel(props.message.model, ctx.models(), props.message.previous)
return ""
}
return (
<box paddingLeft={3}>
<text fg={theme.text.subdued}>{text()}</text>
</box>
)
}
function SessionNoticeMessageV2(props: { message: SessionMessageInfo }) {
const ctx = use()
const theme = useTheme()
const metadata = () => (props.message.type === "synthetic" ? props.message.metadata : undefined)
const source = () => stringValue(metadata()?.source)
const completion = () => source() === "subagent" || source() === "shell"
const state = () => stringValue(metadata()?.state)
const actor = () => (source() === "shell" ? "Shell" : Locale.titlecase(stringValue(metadata()?.agent) ?? "Subagent"))
const text = () => {
if (props.message.type === "system") return props.message.text
if (props.message.type === "synthetic") return props.message.description ?? ""
return ""
}
const description = () => (source() === "shell" ? text().replace(/\s+/g, " ").trim() : text())
const status = () => {
if (state() === "completed") return "finished"
if (state() === "error") return "failed"
return state() ?? "finished"
}
const heading = () => `${state() === "completed" ? "↳" : "!"} ${actor()} ${status()}`
const suffix = () => Locale.truncateWidth(` · ${description()}`, Math.max(0, ctx.width - 3 - stringWidth(heading())))
const color = () => {
if (state() === "error") return theme.text.feedback.error.default
if (state() === "cancelled") return theme.text.feedback.warning.default
return theme.text.feedback.info.default
}
return (
<Show
when={completion()}
fallback={
<InlineToolRow icon="◈" color={theme.text.subdued} pending="Notice" complete={true}>
{text()}
</InlineToolRow>
}
>
<box marginLeft={3}>
<text wrapMode="none">
<span style={{ fg: color() }}>{heading()}</span>
<span style={{ fg: theme.text.subdued }}>{suffix()}</span>
</text>
</box>
</Show>
)
}
function SessionSkillMessage(props: { message: Extract<SessionMessageInfo, { type: "skill" }> }) {
const theme = useTheme()
return (
<InlineToolRow icon="→" color={theme.text.subdued} pending="Skill" complete={true}>
Skill {props.message.name}
</InlineToolRow>
)
}
function CompactionMessage(props: { message: Extract<SessionMessageInfo, { type: "compaction" }> }) {
const ctx = use()
const theme = useTheme()
const { currentSyntax: syntax } = useThemes()
const status = () => props.message.status
const cancelled = () => props.message.status === "failed" && props.message.error.type === "aborted"
const text = () =>
props.message.status === "failed" ? (cancelled() ? "" : props.message.error.message) : props.message.summary
const content = createMemo(() => text().trim())
const color = () =>
status() === "failed" && !cancelled() ? theme.text.feedback.error.default : theme.text.subdued
return (
<box>
<box flexDirection="row" alignItems="center">
<box border={["top"]} borderColor={color()} flexGrow={1} />
<box flexDirection="row" gap={1} paddingLeft={1} paddingRight={1}>
<Switch>
<Match when={status() === "running"}>
<Show when={ctx.config.animations ?? true} fallback={<text fg={color()}></text>}>
<spinner frames={SPINNER_FRAMES} interval={80} color={color()} />
</Show>
</Match>
<Match when={status() === "failed" && !cancelled()}>
<text fg={color()}></text>
</Match>
</Switch>
<text fg={color()}>Compaction</text>
<Show when={cancelled()}>
<text fg={color()}>· cancelled</text>
</Show>
</box>
<box border={["top"]} borderColor={color()} flexGrow={1} />
</box>
<Show when={content()}>
<box paddingTop={1} paddingLeft={3}>
<markdown
syntaxStyle={syntax()}
streaming={true}
internalBlockMode="top-level"
content={content()}
tableOptions={{ style: "grid" }}
conceal={ctx.markdownMode() === "rendered"}
fg={theme.markdown.text}
bg={theme.background.default}
/>
</box>
</Show>
</box>
)
}
function CompactionQueued() {
const theme = useTheme()
return (
<box flexDirection="row" alignItems="center">
<box border={["top"]} borderColor={theme.border.default} flexGrow={1} />
<box flexDirection="row" gap={1} paddingLeft={1} paddingRight={1}>
<text fg={theme.text.subdued}></text>
<text fg={theme.text.subdued}>Compaction queued</text>
</box>
<box border={["top"]} borderColor={theme.border.default} flexGrow={1} />
</box>
)
}
function statusLabel(status: "added" | "modified" | "deleted") {
if (status === "added") return "A"
if (status === "deleted") return "D"
return "M"
}
function RevertMessage(props: {
count: number
files: ReadonlyArray<{
readonly file: string
readonly status: "added" | "modified" | "deleted"
readonly additions: number
readonly deletions: number
}>
}) {
const ctx = use()
const theme = useTheme("elevated")
const route = useRouteData("session")
const client = useClient()
const toast = useToast()
const renderer = useRenderer()
const [hover, setHover] = createSignal(false)
const redoKey = Keymap.useShortcut("session.redo")
return (
<box
onMouseOver={() => setHover(true)}
onMouseOut={() => setHover(false)}
onMouseUp={() => {
if (renderer.getSelection()?.getSelectedText()) return
void (async () => {
const error = await client.api.session.revert.clear({ sessionID: route.sessionID }).then(
() => undefined,
(error) => error,
)
if (error) toast.show({ message: errorMessage(error), variant: "error", duration: 5000 })
})()
}}
flexShrink={0}
marginTop={1}
border={["left"]}
customBorderChars={SplitBorder.customBorderChars}
borderColor={theme.background.default}
>
<box
paddingTop={1}
paddingBottom={1}
paddingLeft={2}
backgroundColor={hover() ? theme.raise(theme.background.default) : theme.background.default}
>
<text fg={theme.text.subdued}>
{props.count} message{props.count === 1 ? "" : "s"} reverted
</text>
<Show when={props.files.length > 0}>
<box paddingTop={1} paddingBottom={1} flexDirection="column">
<For each={props.files}>
{(file) => (
<box flexDirection="row" gap={1} flexShrink={0}>
<text fg={theme.text.subdued}>{statusLabel(file.status)}</text>
<FilePath
value={file.file}
maxWidth={Math.max(
2,
ctx.width -
5 -
(file.additions > 0 ? stringWidth(`+${file.additions}`) + 1 : 0) -
(file.deletions > 0 ? stringWidth(`-${file.deletions}`) + 1 : 0),
)}
fg={theme.text.default}
/>
<Show when={file.additions > 0}>
<text fg={theme.diff.text.added}>+{file.additions}</text>
</Show>
<Show when={file.deletions > 0}>
<text fg={theme.diff.text.removed}>-{file.deletions}</text>
</Show>
</box>
)}
</For>
</box>
</Show>
<text fg={theme.text.subdued}>
<span style={{ fg: theme.text.default }}>{redoKey()}</span> or /redo to restore
</text>
</box>
</box>
)
}
function ShellMessage(props: { message: Extract<SessionMessageInfo, { type: "shell" }> }) {
const theme = useTheme("elevated")
const output = createMemo(() => stripAnsi(props.message.output?.output.trim() ?? ""))
return (
<box
border={["left"]}
paddingTop={1}
paddingBottom={1}
paddingLeft={2}
gap={1}
backgroundColor={theme.background.default}
customBorderChars={SplitBorder.customBorderChars}
borderColor={theme.background.default}
>
<text fg={theme.text.default}>$ {props.message.command}</text>
<Show when={output()}>
<text fg={theme.text.subdued}>{output()}</text>
</Show>
</box>
)
}
function UserMessage(props: { message: SessionMessageUser }) {
const ctx = use()
const data = useData()
const local = useLocal()
const files = createMemo(() => props.message.files ?? [])
const themes = useThemes()
const theme = useTheme("elevated")
const mode = themes.mode
const [hover, setHover] = createSignal(false)
const color = createMemo(() => local.agent.color(data.session.get(ctx.sessionID)?.agent ?? "build"))
const queued = createMemo(
() => data.session.status(ctx.sessionID) === "running" && data.session.input.has(ctx.sessionID, props.message.id),
)
const dialog = useDialog()
const renderer = useRenderer()
const promptRef = usePromptRef()
return (
<Show when={props.message.text.trim() || files().length}>
<box
border={["left"]}
borderColor={queued() ? theme.border.default : color()}
customBorderChars={SplitBorder.customBorderChars}
>
<box
onMouseOver={() => {
setHover(true)
}}
onMouseOut={() => {
setHover(false)
}}
onMouseUp={() => {
if (renderer.getSelection()?.getSelectedText()) return
dialog.replace(() => (
<DialogMessage
messageID={props.message.id}
sessionID={ctx.sessionID}
setPrompt={(value) => promptRef.current?.set(value)}
/>
))
}}
paddingTop={1}
paddingBottom={1}
paddingLeft={2}
backgroundColor={hover() ? theme.raise(theme.background.default) : theme.background.default}
flexShrink={0}
>
<text fg={theme.text.default}>{props.message.text}</text>
<Show when={files().length}>
<box flexDirection="row" paddingTop={1} gap={1} flexWrap="wrap">
<For each={files()}>
{(file) => {
const label = file.mime === "application/x-directory" ? "dir" : "file"
return (
<text fg={theme.text.default}>
<span
style={{
bg: theme.hue.accent[mode() === "light" ? 700 : 200],
fg: theme.background.default,
bold: true,
}}
>
{` ${label} `}
</span>
<span style={{ bg: theme.raise(theme.background.default), fg: theme.text.subdued }}>
{" "}
{file.name ?? (file.source.type === "uri" ? file.source.uri : "attachment")}{" "}
</span>
</text>
)
}}
</For>
</box>
</Show>
</box>
</box>
</Show>
)
}
function AssistantRetry(props: { retry: SessionMessageAssistant["retry"] }) {
const theme = useTheme()
return (
<Show when={props.retry}>
{(retry) => (
<box paddingLeft={3} marginTop={1}>
<text fg={theme.text.subdued}>
Retry attempt {retry().attempt} scheduled: {retry().error.message} [{retry().error.type}]
</text>
</box>
)}
</Show>
)
}
const INLINE_TOOL_ICON_WIDTH = 2
function ReasoningPart(props: {
last: boolean
part: SessionMessageAssistantReasoning
message: SessionMessageAssistant
}) {
const theme = useTheme()
const { currentSyntax: syntax } = useThemes()
const ctx = use()
// Collapsed by default in hide mode: a single line throughout, so the
// layout never shifts. Click to open the full markdown block, click to close.
const [expanded, setExpanded] = createSignal(false)
const content = createMemo(() => reasoningContent(props.part))
const isDone = createMemo(
() => props.part.time?.completed !== undefined || props.message.time.completed !== undefined,
)
const inMinimal = createMemo(() => ctx.thinkingMode() === "hide")
const duration = createMemo(() => {
const end = props.part.time?.completed ?? props.message.time.completed
const start = props.part.time?.created ?? props.message.time.created
return end === undefined ? 0 : Math.max(0, end - start)
})
const summary = createMemo(() => reasoningSummary(content()))
const toggle = () => {
if (!inMinimal()) return
setExpanded((prev) => !prev)
}
return (
<Show when={content()}>
<box paddingLeft={3} flexDirection="column" flexShrink={0}>
<box
border={!inMinimal() || expanded() ? ["left"] : undefined}
customBorderChars={SplitBorder.customBorderChars}
borderColor={theme.raise(theme.background.default)}
paddingLeft={!inMinimal() || expanded() ? 1 : 0}
>
<box onMouseUp={toggle}>
<ReasoningHeader
toggleable={inMinimal()}
open={!inMinimal() || expanded()}
done={isDone()}
title={inMinimal() && !expanded() ? summary().title : null}
duration={isDone() ? Locale.duration(duration()) : undefined}
/>
</box>
</box>
<Show when={!inMinimal() || expanded()}>
<box marginTop={1}>
<box
border={["left"]}
customBorderChars={SplitBorder.customBorderChars}
borderColor={theme.raise(theme.background.default)}
paddingLeft={inMinimal() ? 3 : 1}
>
<code
filetype="markdown"
drawUnstyledText={false}
streaming={true}
syntaxStyle={syntax()}
content={content()}
conceal={ctx.markdownMode() === "rendered"}
fg={theme.text.subdued}
/>
</box>
</box>
</Show>
</box>
</Show>
)
}
function reasoningContent(part: SessionMessageAssistantReasoning) {
// OpenRouter encrypts some reasoning blocks; drop the placeholder.
return part.text.replace("[REDACTED]", "").trim()
}
function ReasoningHeader(props: {
toggleable: boolean
open: boolean
done: boolean
title: string | null
duration?: string
}) {
const theme = useTheme()
const fg = () =>
props.open
? RGBA.fromValues(
theme.text.feedback.warning.default.r,
theme.text.feedback.warning.default.g,
theme.text.feedback.warning.default.b,
0.6,
)
: theme.text.feedback.warning.default
return (
<Switch>
<Match when={!props.done}>
<box flexDirection="row">
<Spinner color={fg()}>{props.title ? "Thinking: " + props.title : "Thinking"}</Spinner>
</box>
</Match>
<Match when={true}>
<text fg={fg()} wrapMode="none">
<Show when={props.toggleable}>
<span>{props.open ? "- " : "+ "}</span>
</Show>
<span>Thought</span>
<Show when={props.title || props.duration}>
<span>: </span>
</Show>
<Show when={props.title}>
<span>{props.title}</span>
</Show>
<Show when={props.duration}>
<span>
{props.title ? " · " : ""}
{props.duration}
</span>
</Show>
</text>
</Match>
</Switch>
)
}
function TextPart(props: { last: boolean; part: SessionMessageAssistantText }) {
const ctx = use()
const theme = useTheme()
const { currentSyntax: syntax } = useThemes()
return (
<Show when={props.part.text.trim()}>
<box paddingLeft={3} flexShrink={0}>
<markdown
syntaxStyle={syntax()}
streaming={true}
internalBlockMode="top-level"
content={props.part.text.trim()}
tableOptions={{ style: "grid" }}
conceal={ctx.markdownMode() === "rendered"}
fg={theme.markdown.text}
bg={theme.background.default}
/>
</box>
</Show>
)
}
// Pending messages moved to individual tool pending functions
function ToolPart(props: { part: SessionMessageAssistantTool }) {
const display = createMemo(() => toolDisplay(props.part.name))
const toolprops = {
get metadata() {
return toolDisplayMetadata(props.part.state)
},
get input() {
return typeof props.part.state.input === "string" ? {} : props.part.state.input
},
get output() {
if (props.part.state.status === "streaming") return undefined
return toolDisplayContent(props.part.state)
.flatMap((content) => (content.type === "text" ? [content.text] : [content.name ?? content.uri]))
.join("\n")
},
get tool() {
return props.part.name
},
get part() {
return props.part
},
}
return (
<Switch>
<Match when={display() === "shell"}>
<Shell {...toolprops} />
</Match>
<Match when={display() === "glob"}>
<Glob {...toolprops} />
</Match>
<Match when={display() === "read"}>
<Read {...toolprops} />
</Match>
<Match when={display() === "grep"}>
<Grep {...toolprops} />
</Match>
<Match when={display() === "webfetch"}>
<WebFetch {...toolprops} />
</Match>
<Match when={display() === "websearch"}>
<WebSearch {...toolprops} />
</Match>
<Match when={display() === "write"}>
<Write {...toolprops} />
</Match>
<Match when={display() === "edit"}>
<Edit {...toolprops} />
</Match>
<Match when={display() === "subagent"}>
<Subagent {...toolprops} />
</Match>
<Match when={display() === "execute"}>
<Execute {...toolprops} />
</Match>
<Match when={display() === "patch"}>
<ApplyPatch {...toolprops} />
</Match>
<Match when={display() === "question"}>
<Question {...toolprops} />
</Match>
<Match when={display() === "skill"}>
<Skill {...toolprops} />
</Match>
<Match when={true}>
<GenericTool {...toolprops} />
</Match>
</Switch>
)
}
type ToolProps = {
input: Record<string, unknown>
metadata: Record<string, unknown>
tool: string
output?: string
part: SessionMessageAssistantTool
}
function GenericTool(props: ToolProps) {
const theme = useTheme()
const { currentSyntax: syntax } = useThemes()
const output = createMemo(() => props.output?.trim() ?? "")
const args = createMemo(() => JSON.stringify(props.input, null, 2))
const [expanded, setExpanded] = createSignal(false)
const expandable = createMemo(() => Object.keys(props.input).length > 0 || output().length > 0)
return (
<BlockTool
title={`${props.tool}`}
part={props.part}
spinner={props.part.state.status === "streaming" || props.part.state.status === "running"}
onClick={expandable() ? () => setExpanded((value) => !value) : undefined}
>
<Show when={expanded()}>
<box gap={1} paddingTop={1}>
<Show when={Object.keys(props.input).length > 0}>
<box gap={1}>
<text>
<span style={{ bg: theme.raise(theme.background.default), fg: theme.text.subdued }}> Input </span>
</text>
<box paddingLeft={1}>
<code
content={args()}
filetype="json"
syntaxStyle={syntax()}
conceal={false}
drawUnstyledText={false}
fg={theme.text.default}
/>
</box>
</box>
</Show>
<Show when={output()}>
{(value) => (
<box gap={1}>
<text>
<span style={{ bg: theme.raise(theme.background.default), fg: theme.text.subdued }}>
{" "}
Output{" "}
</span>
</text>
<box paddingLeft={1}>
<text fg={theme.text.default} wrapMode="word">
{value()}
</text>
</box>
</box>
)}
</Show>
</box>
</Show>
</BlockTool>
)
}
function useToolPermission(part: () => SessionMessageAssistantTool | undefined) {
const ctx = use()
const data = useData()
const local = useLocal()
return createMemo(() => {
if (local.permission.mode === "auto") return false
const request = data.session.permission.list(ctx.sessionID)?.[0]
return request?.source?.type === "tool" && request.source.callID === part()?.id
})
}
function InlineTool(props: {
icon: string
iconColor?: RGBA
color?: RGBA
complete: unknown
pending: string
failure?: string
spinner?: boolean
status?: JSX.Element
children: JSX.Element
part: SessionMessageAssistantTool
onClick?: () => void
}) {
const theme = useTheme()
const renderer = useRenderer()
const [hover, setHover] = createSignal(false)
const [errorExpanded, setErrorExpanded] = createSignal(false)
const permission = useToolPermission(() => props.part)
const error = createMemo(() => (props.part.state.status === "error" ? props.part.state.error.message : undefined))
const denied = createMemo(
() =>
error()?.includes("QuestionRejectedError") ||
error()?.includes("rejected permission") ||
error()?.includes("specified a rule") ||
error()?.includes("user dismissed"),
)
const failed = createMemo(() => Boolean(error() && !denied()))
const clickable = createMemo(() => Boolean(props.onClick || failed()))
const fg = createMemo(() => {
if (props.color) return props.color
if (permission()) return theme.text.feedback.warning.default
if (failed()) return theme.text.feedback.error.default
if (hover() && props.onClick) return theme.text.default
return theme.text.subdued
})
return (
<InlineToolRow
icon={props.icon}
iconColor={props.iconColor}
color={fg()}
errorColor={theme.text.feedback.error.default}
failed={failed()}
denied={Boolean(denied())}
error={error()}
errorExpanded={errorExpanded()}
complete={props.complete}
pending={props.pending}
failure={props.failure}
spinner={props.spinner}
status={props.status}
onMouseOver={() => clickable() && setHover(true)}
onMouseOut={() => setHover(false)}
onMouseUp={() => {
if (renderer.getSelection()?.getSelectedText()) return
if (failed()) {
setErrorExpanded((value) => !value)
return
}
props.onClick?.()
}}
>
{props.children}
</InlineToolRow>
)
}
export function InlineToolRow(props: {
icon: string
iconColor?: RGBA
color?: RGBA
errorColor?: RGBA
failed?: boolean
denied?: boolean
error?: string
errorExpanded?: boolean
complete: unknown
pending: string
failure?: string
spinner?: boolean
status?: JSX.Element
children: JSX.Element
onMouseOver?: () => void
onMouseOut?: () => void
onMouseUp?: () => void
}) {
return (
<box paddingLeft={3} onMouseOver={props.onMouseOver} onMouseOut={props.onMouseOut} onMouseUp={props.onMouseUp}>
<Switch>
<Match when={props.spinner}>
<Show when={props.status} fallback={<Spinner color={props.color} children={props.children} />}>
{(status) => (
<box flexDirection="row" gap={1}>
<Spinner color={props.color} />
<InlineToolLabel color={props.color} status={status()}>
{props.children}
</InlineToolLabel>
</box>
)}
</Show>
</Match>
<Match when={true}>
<Show fallback={<Spinner color={props.color}>{props.pending}</Spinner>} when={props.complete || props.failed}>
<box flexDirection="row">
<text
width={INLINE_TOOL_ICON_WIDTH}
fg={props.failed ? props.errorColor : (props.iconColor ?? props.color)}
attributes={props.denied ? TextAttributes.STRIKETHROUGH : undefined}
>
{props.icon}
</text>
<Show
when={props.status}
fallback={
<text
flexGrow={1}
fg={props.failed ? props.errorColor : props.color}
attributes={props.denied ? TextAttributes.STRIKETHROUGH : undefined}
>
{props.failed && !props.complete ? (props.failure ?? props.children) : props.children}
</text>
}
>
{(status) => (
<InlineToolLabel
color={props.failed ? props.errorColor : props.color}
denied={props.denied}
status={status()}
>
{props.failed && !props.complete ? (props.failure ?? props.children) : props.children}
</InlineToolLabel>
)}
</Show>
</box>
</Show>
</Match>
</Switch>
<Show when={props.failed && props.errorExpanded}>
<box paddingLeft={INLINE_TOOL_ICON_WIDTH}>
<text fg={props.errorColor}>{props.error}</text>
</box>
</Show>
</box>
)
}
function InlineToolLabel(props: { color?: RGBA; denied?: boolean; status: JSX.Element; children: JSX.Element }) {
return (
<box flexDirection="row" flexWrap="wrap" columnGap={1} flexGrow={1}>
<text
maxWidth="100%"
flexShrink={0}
fg={props.color}
attributes={props.denied ? TextAttributes.STRIKETHROUGH : undefined}
>
{props.children}
</text>
{props.status}
</box>
)
}
function StatusBadge(props: { children: string }) {
const theme = useTheme()
return (
<text flexShrink={0} bg={theme.raise(theme.background.default)} fg={theme.text.subdued}>
{" "}
{props.children}{" "}
</text>
)
}
type BlockToolProps = {
title?: string
path?: { label: string; value: string }
children?: JSX.Element
onClick?: () => void
part?: SessionMessageAssistantTool
spinner?: boolean
}
function BlockTool(props: BlockToolProps) {
const parentTheme = useTheme()
return (
<ThemeContextProvider context="elevated">
<BlockToolContent {...props} borderColor={parentTheme.background.default} />
</ThemeContextProvider>
)
}
function BlockToolContent(props: BlockToolProps & { borderColor: RGBA }) {
const theme = useTheme()
const ctx = use()
const renderer = useRenderer()
const [hover, setHover] = createSignal(false)
const error = createMemo(() => (props.part?.state.status === "error" ? props.part.state.error.message : undefined))
const permission = useToolPermission(() => props.part)
return (
<box
border={["left"]}
paddingTop={1}
paddingBottom={1}
paddingLeft={2}
gap={1}
backgroundColor={hover() ? theme.raise(theme.background.default) : theme.background.default}
customBorderChars={SplitBorder.customBorderChars}
borderColor={props.borderColor}
onMouseOver={() => props.onClick && setHover(true)}
onMouseOut={() => setHover(false)}
onMouseUp={() => {
if (renderer.getSelection()?.getSelectedText()) return
props.onClick?.()
}}
>
<Show
when={props.path}
fallback={
<Show when={props.title}>
{(title) => (
<Show
when={props.spinner}
fallback={
<text fg={permission() ? theme.text.feedback.warning.default : theme.text.subdued}>
{title()}
</text>
}
>
<Spinner color={permission() ? theme.text.feedback.warning.default : theme.text.subdued}>
{title().replace(/^# /, "")}
</Spinner>
</Show>
)}
</Show>
}
>
{(path) => (
<box flexDirection="row" gap={1} minWidth={0}>
<Show
when={props.spinner}
fallback={
<text flexShrink={0} fg={permission() ? theme.text.feedback.warning.default : theme.text.subdued}>
{path().label}
</text>
}
>
<Spinner color={permission() ? theme.text.feedback.warning.default : theme.text.subdued}>
{path().label.replace(/^# /, "")}
</Spinner>
</Show>
<FilePath
value={path().value}
maxWidth={Math.max(2, ctx.width - 4 - stringWidth(path().label) - (props.spinner ? 2 : 0))}
fg={permission() ? theme.text.feedback.warning.default : theme.text.subdued}
/>
</box>
)}
</Show>
{props.children}
<Show when={error()}>
<text fg={theme.text.feedback.error.default}>{error()}</text>
</Show>
</box>
)
}
const SHELL_DISPLAY_LIMIT = 1024 * 1024
function Shell(props: ToolProps) {
const theme = useTheme()
const ctx = use()
const client = useClient()
const data = useData()
const pathFormatter = usePathFormatter()
const permission = useToolPermission(() => props.part)
const color = createMemo(() => (permission() ? theme.text.feedback.warning.default : theme.text.default))
const shellID = createMemo(() => stringValue(props.metadata.shellID))
const background = createMemo(() => Boolean(shellID()) && props.part.state.status !== "running")
const backgroundRunning = createMemo(() => {
const id = shellID()
return Boolean(id && data.shell.get(id))
})
const isRunning = createMemo(() => props.part.state.status === "running" || backgroundRunning())
const command = createMemo(() => stringValue(props.input.command))
const workdir = createMemo(() => pathFormatter.format(stringValue(props.input.workdir)))
const [expanded, setExpanded] = createSignal(false)
const [backgroundOutput, setBackgroundOutput] = createSignal("")
const [outputTruncated, setOutputTruncated] = createSignal(false)
let loading = false
let drainRequested = false
let cursor = 0
let wasRunning = false
const loadBackgroundOutput = async (drain = false) => {
const id = shellID()
if (!id) return
if (loading) {
if (drain) drainRequested = true
return
}
loading = true
const location = data.session.get(ctx.sessionID)?.location
do {
const response = await client.api.shell
.output({
id,
cursor,
limit: SHELL_DISPLAY_LIMIT,
location: location ? { directory: location.directory, workspace: location.workspaceID } : undefined,
})
.catch(() => undefined)
if (!response) break
if (response.data.output)
setBackgroundOutput((output) => {
const next = stripAnsi(output + response.data.output)
if (next.length <= SHELL_DISPLAY_LIMIT) return next
setOutputTruncated(true)
return next.slice(-SHELL_DISPLAY_LIMIT)
})
if (response.data.cursor <= cursor) break
cursor = response.data.cursor
if (!drain || cursor >= response.data.size) break
const tail = Math.max(cursor, response.data.size - SHELL_DISPLAY_LIMIT)
if (tail > cursor) {
cursor = tail
setOutputTruncated(true)
}
} while (true)
loading = false
if (drainRequested) {
drainRequested = false
void loadBackgroundOutput(true)
}
}
createEffect(() => {
const running = backgroundRunning()
if (!running) {
if (wasRunning) void loadBackgroundOutput(true)
wasRunning = false
return
}
wasRunning = true
if (background() && !expanded()) return
void loadBackgroundOutput()
const interval = setInterval(() => void loadBackgroundOutput(), 1_000)
onCleanup(() => clearInterval(interval))
})
const output = createMemo(() => {
if (props.part.state.status === "streaming") return ""
if (shellID()) {
if (background() && !expanded()) return ""
const text = backgroundOutput().trim()
return outputTruncated() ? `[earlier output omitted]\n${text}` : text
}
const content = toolDisplayContent(props.part.state)[0]
return stripAnsi(content?.type === "text" ? content.text.trim() : "")
})
const maxLines = 10
const maxChars = createMemo(() => maxLines * Math.max(20, ctx.width - 6))
const input = createMemo(() => {
if (!command()) return ""
const prompt = workdir() && workdir() !== "." ? `${workdir()}$ ` : isRunning() ? "" : "$ "
return `${prompt}${command()}`
})
const content = createMemo(() => [input(), output()].filter(Boolean).join("\n\n"))
const collapsed = createMemo(() => collapseToolOutput(content(), maxLines, maxChars()))
const limited = createMemo(() => {
if (expanded() || !collapsed().overflow) return content()
return collapsed().output
})
const expandable = createMemo(() => Boolean(shellID()) || collapsed().overflow)
const toggle = () => {
const next = !expanded()
setExpanded(next)
if (next) void loadBackgroundOutput(!backgroundRunning())
}
return (
<BlockTool part={props.part} onClick={expandable() ? toggle : undefined}>
<box gap={1}>
<Show
when={command()}
fallback={
isRunning() || props.part.state.status === "streaming" ? (
<Spinner color={color()}>Writing command...</Spinner>
) : (
<text fg={theme.text.subdued}>Writing command...</text>
)
}
>
<Show
when={isRunning()}
fallback={
<text>
<span style={{ fg: theme.text.default }}>{limited().slice(0, input().length)}</span>
<span style={{ fg: theme.text.subdued }}>{limited().slice(input().length)}</span>
</text>
}
>
<Spinner color={color()}>
<span style={{ fg: theme.text.default }}>{limited().slice(0, input().length)}</span>
<span style={{ fg: theme.text.subdued }}>{limited().slice(input().length)}</span>
</Spinner>
</Show>
</Show>
<Show when={background()}>
<StatusBadge>Background</StatusBadge>
</Show>
</box>
</BlockTool>
)
}
function Write(props: ToolProps) {
const theme = useTheme()
const { currentSyntax: syntax } = useThemes()
const pathFormatter = usePathFormatter()
const code = createMemo(() => {
return stringValue(props.input.content) ?? ""
})
return (
<Switch>
<Match when={props.metadata.diagnostics !== undefined}>
<BlockTool
path={{ label: "# Wrote", value: pathFormatter.format(stringValue(props.input.path)) }}
part={props.part}
>
<line_number fg={theme.text.subdued} minWidth={3} paddingRight={1}>
<code
conceal={false}
fg={theme.text.default}
filetype={filetype(stringValue(props.input.path))}
syntaxStyle={syntax()}
content={code()}
/>
</line_number>
<Diagnostics diagnostics={props.metadata.diagnostics} filePath={stringValue(props.input.path) ?? ""} />
</BlockTool>
</Match>
<Match when={true}>
<InlineTool icon="←" pending="Preparing write..." complete={stringValue(props.input.path)} part={props.part}>
Write {pathFormatter.format(stringValue(props.input.path))}
</InlineTool>
</Match>
</Switch>
)
}
function Glob(props: ToolProps) {
const pathFormatter = usePathFormatter()
return (
<InlineTool icon="✱" pending="Finding files..." complete={stringValue(props.input.pattern)} part={props.part}>
Glob "{stringValue(props.input.pattern)}"{" "}
<Show when={stringValue(props.input.path)}>in {pathFormatter.format(stringValue(props.input.path))} </Show>
<Show when={finiteNumber(props.metadata.count)}>
({finiteNumber(props.metadata.count)} {finiteNumber(props.metadata.count) === 1 ? "match" : "matches"})
</Show>
</InlineTool>
)
}
function Read(props: ToolProps) {
const theme = useTheme()
const pathFormatter = usePathFormatter()
const isRunning = createMemo(() => props.part.state.status === "running")
const loaded = createMemo(() => {
if (props.part.state.status !== "completed") return []
const value = props.metadata.loaded
if (!value || !Array.isArray(value)) return []
return value.filter((p): p is string => typeof p === "string")
})
return (
<>
<InlineTool
icon="→"
pending="Reading file..."
complete={stringValue(props.input.path)}
spinner={isRunning()}
part={props.part}
>
Read {pathFormatter.format(stringValue(props.input.path))}
</InlineTool>
<For each={loaded()}>
{(filepath) => (
<box paddingLeft={3}>
<text paddingLeft={3} fg={theme.text.subdued}>
Loaded {pathFormatter.format(filepath)}
</text>
</box>
)}
</For>
</>
)
}
function Grep(props: ToolProps) {
const pathFormatter = usePathFormatter()
return (
<InlineTool icon="✱" pending="Searching content..." complete={stringValue(props.input.pattern)} part={props.part}>
Grep "{stringValue(props.input.pattern)}"{" "}
<Show when={stringValue(props.input.path)}>in {pathFormatter.format(stringValue(props.input.path))} </Show>
<Show when={finiteNumber(props.metadata.matches)}>
({finiteNumber(props.metadata.matches)} {finiteNumber(props.metadata.matches) === 1 ? "match" : "matches"})
</Show>
</InlineTool>
)
}
function WebFetch(props: ToolProps) {
return (
<InlineTool icon="%" pending="Fetching from the web..." complete={stringValue(props.input.url)} part={props.part}>
WebFetch {stringValue(props.input.url)}
</InlineTool>
)
}
function WebSearch(props: ToolProps) {
return (
<InlineTool icon="◈" pending="Searching web..." complete={stringValue(props.input.query)} part={props.part}>
{webSearchProviderLabel(props.metadata.provider)} "{stringValue(props.input.query)}"
</InlineTool>
)
}
function Subagent(props: ToolProps) {
const { navigate } = useRoute()
const data = useData()
const sessionID = createMemo(() => stringValue(props.metadata.sessionID) ?? stringValue(props.metadata.sessionId))
const description = createMemo(() => stringValue(props.input.description))
const isRunning = createMemo(() => {
const id = sessionID()
return props.part.state.status === "running" || Boolean(id && data.session.status(id) === "running")
})
return (
<InlineTool
icon={isRunning() ? "│" : props.part.state.status === "completed" ? "✓" : "│"}
spinner={isRunning()}
complete={description()}
pending="Delegating..."
part={props.part}
onClick={() => {
const id = sessionID()
if (id) navigate({ type: "session", sessionID: id })
}}
status={
isBackgroundSubagent(props.metadata, props.part.state.status) ? (
<StatusBadge>Background</StatusBadge>
) : undefined
}
>
{`${Locale.titlecase(stringValue(props.input.agent) ?? stringValue(props.input.subagent_type) ?? "General")} Subagent — ${description() ?? "Subagent"}`}
</InlineTool>
)
}
export function isBackgroundSubagent(
metadata: Record<string, unknown>,
status: SessionMessageAssistantTool["state"]["status"],
) {
return status === "completed" && metadata.status === "running"
}
type ExecuteCall = { tool: string; status: "running" | "completed" | "error"; input?: Record<string, unknown> }
function executeCalls(value: unknown): ExecuteCall[] {
if (!Array.isArray(value)) return []
return value.flatMap((call) => {
const item = recordValue(call)
const tool = stringValue(item?.tool)
const status = stringValue(item?.status)
if (!tool || !status || !["running", "completed", "error"].includes(status)) return []
return [{ tool, status: status as ExecuteCall["status"], input: recordValue(item?.input) }]
})
}
// The `execute` tool streams child tool calls through metadata, not a child session like Task.
function Execute(props: ToolProps) {
const ctx = use()
const theme = useTheme()
const isLoading = createMemo(() => props.part.state.status === "streaming" || props.part.state.status === "running")
const calls = createMemo(() => executeCalls(props.metadata.toolCalls))
const output = createMemo(() => stripAnsi(props.output?.trim() ?? ""))
const hasRuntimeError = createMemo(() => props.metadata.error === true || props.part.state.status === "error")
const outputPreview = createMemo(() => collapseToolOutput(output(), 4, 4 * Math.max(20, ctx.width - 6)).output)
const showOutput = createMemo(() => output() && hasRuntimeError())
const content = createMemo(() => {
const lines = ["execute"]
for (const call of calls()) {
const args = primitiveInputSummary(call.input ?? {})
lines.push(`${call.tool}${args ? ` ${args}` : ""}${call.status === "error" ? " (failed)" : ""}`)
}
return lines.join("\n")
})
return (
<>
<InlineTool
icon={hasRuntimeError() ? "✗" : props.part.state.status === "completed" ? "✓" : "│"}
color={hasRuntimeError() ? theme.text.feedback.error.default : undefined}
spinner={isLoading()}
pending="execute"
complete={true}
part={props.part}
>
{content()}
</InlineTool>
<Show when={showOutput()}>
<box paddingLeft={3}>
<For each={outputPreview().split("\n")}>
{(line, index) => (
<text paddingLeft={3} fg={theme.text.feedback.error.default}>
{index() === 0 ? "↳ " : " "}
{line}
</text>
)}
</For>
</box>
</Show>
</>
)
}
function Edit(props: ToolProps) {
const ctx = use()
const theme = useTheme()
const { currentSyntax: syntax } = useThemes()
const pathFormatter = usePathFormatter()
const view = createMemo(() => {
const diffView = ctx.config.diffs?.view
if (diffView === "unified") return "unified"
if (diffView === "split") return "split"
// Default to "auto" behavior
return ctx.width > 120 ? "split" : "unified"
})
const file = createMemo(() => parseApplyPatchFiles(props.metadata.files)[0])
const path = createMemo(() => file()?.relativePath ?? stringValue(props.input.path))
return (
<Switch>
<Match when={file()}>
{(item) => (
<BlockTool path={{ label: "← Edit", value: pathFormatter.format(path()) }} part={props.part}>
<box paddingLeft={1}>
<PatchDiff
diff={item().patch}
hunkFg={theme.diff.text.hunkHeader}
view={view()}
filetype={filetype(path())}
syntaxStyle={syntax()}
showLineNumbers={true}
width="100%"
wrapMode={ctx.diffWrapMode()}
fg={theme.text.default}
addedBg={theme.diff.background.added}
removedBg={theme.diff.background.removed}
contextBg={theme.diff.background.context}
addedSignColor={theme.diff.highlight.added}
removedSignColor={theme.diff.highlight.removed}
lineNumberFg={theme.diff.lineNumber.text}
lineNumberBg={theme.diff.background.context}
addedLineNumberBg={theme.diff.lineNumber.background.added}
removedLineNumberBg={theme.diff.lineNumber.background.removed}
/>
</box>
<Diagnostics diagnostics={props.metadata.diagnostics} filePath={stringValue(props.input.path) ?? ""} />
</BlockTool>
)}
</Match>
<Match when={true}>
<BlockTool
path={
stringValue(props.input.path)
? { label: "← Edit", value: pathFormatter.format(stringValue(props.input.path)) }
: undefined
}
title={stringValue(props.input.path) ? undefined : "# Preparing edit..."}
part={props.part}
spinner={props.part.state.status === "streaming"}
/>
</Match>
</Switch>
)
}
function ApplyPatch(props: ToolProps) {
const ctx = use()
const theme = useTheme()
const { currentSyntax: syntax } = useThemes()
const pathFormatter = usePathFormatter()
const files = createMemo(() => parseApplyPatchFiles(props.metadata.files))
const targets = createMemo(() => {
const patch = stringValue(props.input.patchText)
if (!patch) return []
return [...patch.matchAll(/\*\*\* (?:Add|Update|Delete) File: ([^\r\n]+)/g)].map((match) => match[1].trim())
})
const applied = createMemo(() => {
const applied = props.metadata.applied
if (!Array.isArray(applied)) return []
return applied.flatMap((value) => {
const item = recordValue(value)
const type = stringValue(item?.type)
const resource = stringValue(item?.resource)
return type && resource ? [{ type, resource }] : []
})
})
const view = createMemo(() => {
if (ctx.config.diffs?.view === "unified") return "unified"
if (ctx.config.diffs?.view === "split") return "split"
return ctx.width > 120 ? "split" : "unified"
})
return (
<Switch>
<Match when={files().length > 0}>
<box flexDirection="column" gap={1}>
<For each={files()}>
{(file) => (
<BlockTool
path={{
label: file.type === "add" ? "# Created" : file.type === "delete" ? "# Deleted" : "← Patched",
value: pathFormatter.format(file.relativePath),
}}
part={props.part}
>
<Show
when={file.type !== "delete"}
fallback={
<text fg={theme.diff.text.removed}>
-{file.deletions} line{file.deletions !== 1 ? "s" : ""}
</text>
}
>
<box paddingLeft={1}>
<PatchDiff
diff={file.patch}
hunkFg={theme.diff.text.hunkHeader}
view={view()}
filetype={filetype(file.relativePath)}
syntaxStyle={syntax()}
showLineNumbers={true}
width="100%"
wrapMode={ctx.diffWrapMode()}
fg={theme.text.default}
addedBg={theme.diff.background.added}
removedBg={theme.diff.background.removed}
contextBg={theme.diff.background.context}
addedSignColor={theme.diff.highlight.added}
removedSignColor={theme.diff.highlight.removed}
lineNumberFg={theme.diff.lineNumber.text}
lineNumberBg={theme.diff.background.context}
addedLineNumberBg={theme.diff.lineNumber.background.added}
removedLineNumberBg={theme.diff.lineNumber.background.removed}
/>
</box>
</Show>
</BlockTool>
)}
</For>
</box>
</Match>
<Match when={applied().length > 0}>
<box flexDirection="column" gap={1}>
<For each={applied()}>
{(file) => (
<BlockTool
path={{
label: file.type === "add" ? "# Created" : file.type === "delete" ? "# Deleted" : "← Patched",
value: pathFormatter.format(file.resource),
}}
part={props.part}
>
<FilePath
value={file.resource}
maxWidth={Math.max(2, ctx.width - 3)}
fg={file.type === "delete" ? theme.diff.text.removed : theme.text.subdued}
/>
</BlockTool>
)}
</For>
</box>
</Match>
<Match when={true}>
<BlockTool
path={
targets().length === 1
? {
label: props.part.state.status === "error" ? "# Patch failed" : "Patching",
value: pathFormatter.format(targets()[0]),
}
: undefined
}
title={
targets().length === 1 ? undefined : props.part.state.status === "error" ? "# Patch failed" : "Patching"
}
part={props.part}
spinner={props.part.state.status === "streaming" || props.part.state.status === "running"}
/>
</Match>
</Switch>
)
}
function Question(props: ToolProps) {
const theme = useTheme()
const questions = createMemo(() => parseQuestions(props.input.questions))
const answers = createMemo(() => parseQuestionAnswers(props.metadata.answers))
const count = createMemo(() => questions().length)
function format(answer?: ReadonlyArray<string>) {
if (!answer?.length) return "(no answer)"
return answer.join(", ")
}
return (
<Switch>
<Match when={answers()}>
<BlockTool title="# Questions" part={props.part}>
<box gap={1}>
<For each={questions()}>
{(q, i) => (
<box flexDirection="column">
<text fg={theme.text.subdued}>{q.question}</text>
<text fg={theme.text.default}>{format(answers()?.[i()])}</text>
</box>
)}
</For>
</box>
</BlockTool>
</Match>
<Match when={true}>
<InlineTool icon="→" pending="Asking questions..." complete={count()} part={props.part}>
Asked {count()} question{count() !== 1 ? "s" : ""}
</InlineTool>
</Match>
</Switch>
)
}
function Skill(props: ToolProps) {
const name = createMemo(() => stringValue(props.metadata.name) ?? stringValue(props.input.id))
return (
<InlineTool icon="→" pending="Loading skill..." complete={name()} part={props.part}>
Skill "{name()}"
</InlineTool>
)
}
function Diagnostics(props: { diagnostics: unknown; filePath: string }) {
const theme = useTheme()
const terminalEnvironment = useTuiTerminalEnvironment()
const errors = createMemo(() => {
const normalized = normalizePath(
typeof props.filePath === "string" ? props.filePath : "",
terminalEnvironment.platform,
)
return parseDiagnostics(props.diagnostics, normalized)
})
return (
<Show when={errors().length}>
<box>
<For each={errors()}>
{(diagnostic) => (
<text fg={theme.text.feedback.error.default}>
Error [{diagnostic.range.start.line + 1}:{diagnostic.range.start.character + 1}] {diagnostic.message}
</text>
)}
</For>
</box>
</Show>
)
}
function stringValue(value: unknown) {
return typeof value === "string" ? value : undefined
}
const toolDisplays = new Set([
"shell",
"glob",
"read",
"grep",
"webfetch",
"websearch",
"write",
"edit",
"subagent",
"execute",
"patch",
"question",
"skill",
])
export function toolDisplay(tool: string) {
const normalized = canonicalToolName(tool)
return toolDisplays.has(normalized) ? normalized : "generic"
}
function recordValue(value: unknown): Record<string, unknown> | undefined {
if (typeof value !== "object" || value === null || Array.isArray(value)) return
return value as Record<string, unknown>
}
function formatSessionTranscript(session: SessionInfo, messages: SessionMessageInfo[], thinking: boolean) {
const body = messages.flatMap((message) => {
if (message.type === "user") return [`## User\n\n${message.text}`]
if (message.type === "shell")
return [`## Shell\n\n\`\`\`\n$ ${message.command}\n${message.output?.output ?? ""}\n\`\`\``]
if (message.type !== "assistant") return []
const content = message.content.flatMap((item) => {
if (item.type === "text") return [item.text]
if (item.type === "reasoning") return thinking ? [`_Thinking:_\n\n${item.text}`] : []
const input = typeof item.state.input === "string" ? item.state.input : JSON.stringify(item.state.input, null, 2)
const output =
item.state.status === "error"
? item.state.error.message
: item.state.status === "streaming"
? ""
: toolDisplayContent(item.state)
.flatMap((entry) => (entry.type === "text" ? [entry.text] : [entry.name ?? entry.uri]))
.join("\n")
return [`**Tool: ${item.name}**\n\n**Input:**\n\`\`\`json\n${input}\n\`\`\`\n\n${output}`]
})
return [`## Assistant\n\n${content.join("\n\n")}`]
})
return `# ${withTimestampedFallback(session)}\n\n**Session ID:** ${session.id}\n**Created:** ${new Date(session.time.created).toLocaleString()}\n**Updated:** ${new Date(session.time.updated).toLocaleString()}\n\n---\n\n${body.join("\n\n---\n\n")}\n`
}
export function parseApplyPatchFiles(value: unknown) {
if (!Array.isArray(value)) return []
return value.flatMap((item) => {
const file = recordValue(item)
if (!file) return []
const status = stringValue(file.status)
const type =
stringValue(file.type) ??
(status === "added" ? "add" : status === "deleted" ? "delete" : status === "modified" ? "update" : undefined)
const relativePath = stringValue(file.file) ?? stringValue(file.relativePath)
const filePath = stringValue(file.filePath) ?? relativePath
const patch = stringValue(file.patch)
const additions = finiteNumber(file.additions)
const deletions = finiteNumber(file.deletions)
if (
!type ||
!relativePath ||
!filePath ||
patch === undefined ||
additions === undefined ||
deletions === undefined
)
return []
return [{ type, relativePath, filePath, patch, additions, deletions, movePath: stringValue(file.movePath) }]
})
}
export function parseQuestions(value: unknown) {
if (!Array.isArray(value)) return []
return value.flatMap((item) => {
const question = stringValue(recordValue(item)?.question)
return question ? [{ question }] : []
})
}
export function parseQuestionAnswers(value: unknown) {
if (!Array.isArray(value)) return
return value.map((answer) =>
Array.isArray(answer) ? answer.filter((item): item is string => typeof item === "string") : [],
)
}
export function parseDiagnostics(value: unknown, filePath: string) {
const diagnostics = recordValue(value)?.[filePath]
if (!Array.isArray(diagnostics)) return []
return diagnostics
.flatMap((item) => {
const diagnostic = recordValue(item)
const start = recordValue(recordValue(diagnostic?.range)?.start)
const line = finiteNumber(start?.line)
const character = finiteNumber(start?.character)
const message = stringValue(diagnostic?.message)
if (diagnostic?.severity !== 1 || line === undefined || character === undefined || !message) return []
return [{ range: { start: { line, character } }, message }]
})
.slice(0, 3)
}