Files
opencode/packages/opencode/src/cli/cmd/tui/component/prompt/autocomplete.tsx

721 lines
21 KiB
TypeScript

import type { BoxRenderable, TextareaRenderable, KeyEvent, ScrollBoxRenderable } from "@opentui/core"
import fuzzysort from "fuzzysort"
import { firstBy } from "remeda"
import { createMemo, createResource, createEffect, onMount, onCleanup, Index, Show, createSignal } from "solid-js"
import { createStore } from "solid-js/store"
import { useSDK } from "@tui/context/sdk"
import { useSync } from "@tui/context/sync"
import { useTheme, selectedForeground } from "@tui/context/theme"
import { SplitBorder } from "@tui/component/border"
import { useCommandDialog } from "@tui/component/dialog-command"
import { useTerminalDimensions } from "@opentui/solid"
import { Locale } from "@/util/locale"
import type { PromptInfo } from "./history"
import { useFrecency } from "./frecency"
function removeLineRange(input: string) {
const hashIndex = input.lastIndexOf("#")
return hashIndex !== -1 ? input.substring(0, hashIndex) : input
}
function extractLineRange(input: string) {
const hashIndex = input.lastIndexOf("#")
if (hashIndex === -1) {
return { baseQuery: input }
}
const baseName = input.substring(0, hashIndex)
const linePart = input.substring(hashIndex + 1)
const lineMatch = linePart.match(/^(\d+)(?:-(\d*))?$/)
if (!lineMatch) {
return { baseQuery: baseName }
}
const startLine = Number(lineMatch[1])
const endLine = lineMatch[2] && startLine < Number(lineMatch[2]) ? Number(lineMatch[2]) : undefined
return {
lineRange: {
baseName,
startLine,
endLine,
},
baseQuery: baseName,
}
}
export type AutocompleteRef = {
onInput: (value: string) => void
onKeyDown: (e: KeyEvent) => void
visible: false | "@" | "/"
}
export type AutocompleteOption = {
display: string
value?: string
aliases?: string[]
disabled?: boolean
description?: string
isDirectory?: boolean
onSelect?: () => void
path?: string
}
export function Autocomplete(props: {
value: string
sessionID?: string
setPrompt: (input: (prompt: PromptInfo) => void) => void
setExtmark: (partIndex: number, extmarkId: number) => void
anchor: () => BoxRenderable
input: () => TextareaRenderable
ref: (ref: AutocompleteRef) => void
fileStyleId: number
agentStyleId: number
promptPartTypeId: () => number
}) {
const sdk = useSDK()
const sync = useSync()
const command = useCommandDialog()
const { theme } = useTheme()
const dimensions = useTerminalDimensions()
const frecency = useFrecency()
const [store, setStore] = createStore({
index: 0,
selected: 0,
visible: false as AutocompleteRef["visible"],
})
const [positionTick, setPositionTick] = createSignal(0)
createEffect(() => {
if (store.visible) {
let lastPos = { x: 0, y: 0, width: 0 }
const interval = setInterval(() => {
const anchor = props.anchor()
if (anchor.x !== lastPos.x || anchor.y !== lastPos.y || anchor.width !== lastPos.width) {
lastPos = { x: anchor.x, y: anchor.y, width: anchor.width }
setPositionTick((t) => t + 1)
}
}, 50)
onCleanup(() => clearInterval(interval))
}
})
const position = createMemo(() => {
if (!store.visible) return { x: 0, y: 0, width: 0 }
const dims = dimensions()
positionTick()
const anchor = props.anchor()
const parent = anchor.parent
const parentX = parent?.x ?? 0
const parentY = parent?.y ?? 0
return {
x: anchor.x - parentX,
y: anchor.y - parentY,
width: anchor.width,
}
})
const filter = createMemo(() => {
if (!store.visible) return
// Track props.value to make memo reactive to text changes
props.value // <- there surely is a better way to do this, like making .input() reactive
return props.input().getTextRange(store.index + 1, props.input().cursorOffset)
})
function insertPart(text: string, part: PromptInfo["parts"][number]) {
const input = props.input()
const currentCursorOffset = input.cursorOffset
const charAfterCursor = props.value.at(currentCursorOffset)
const needsSpace = charAfterCursor !== " "
const append = "@" + text + (needsSpace ? " " : "")
input.cursorOffset = store.index
const startCursor = input.logicalCursor
input.cursorOffset = currentCursorOffset
const endCursor = input.logicalCursor
input.deleteRange(startCursor.row, startCursor.col, endCursor.row, endCursor.col)
input.insertText(append)
const virtualText = "@" + text
const extmarkStart = store.index
const extmarkEnd = extmarkStart + Bun.stringWidth(virtualText)
const styleId = part.type === "file" ? props.fileStyleId : part.type === "agent" ? props.agentStyleId : undefined
const extmarkId = input.extmarks.create({
start: extmarkStart,
end: extmarkEnd,
virtual: true,
styleId,
typeId: props.promptPartTypeId(),
})
props.setPrompt((draft) => {
if (part.type === "file" && part.source?.text) {
part.source.text.start = extmarkStart
part.source.text.end = extmarkEnd
part.source.text.value = virtualText
} else if (part.type === "agent" && part.source) {
part.source.start = extmarkStart
part.source.end = extmarkEnd
part.source.value = virtualText
}
const partIndex = draft.parts.length
draft.parts.push(part)
props.setExtmark(partIndex, extmarkId)
})
if (part.type === "file" && part.source && part.source.type === "file") {
frecency.updateFrecency(part.source.path)
}
}
const [files] = createResource(
() => filter(),
async (query) => {
if (!store.visible || store.visible === "/") return []
const { lineRange, baseQuery } = extractLineRange(query ?? "")
// Get files from SDK
const result = await sdk.client.find.files({
query: baseQuery,
})
const options: AutocompleteOption[] = []
// Add file options
if (!result.error && result.data) {
const sortedFiles = result.data.sort((a, b) => {
const aScore = frecency.getFrecency(a)
const bScore = frecency.getFrecency(b)
if (aScore !== bScore) return bScore - aScore
const aDepth = a.split("/").length
const bDepth = b.split("/").length
if (aDepth !== bDepth) return aDepth - bDepth
return a.localeCompare(b)
})
const width = props.anchor().width - 4
options.push(
...sortedFiles.map((item): AutocompleteOption => {
let url = `file://${process.cwd()}/${item}`
let filename = item
if (lineRange && !item.endsWith("/")) {
filename = `${item}#${lineRange.startLine}${lineRange.endLine ? `-${lineRange.endLine}` : ""}`
const urlObj = new URL(url)
urlObj.searchParams.set("start", String(lineRange.startLine))
if (lineRange.endLine !== undefined) {
urlObj.searchParams.set("end", String(lineRange.endLine))
}
url = urlObj.toString()
}
const isDir = item.endsWith("/")
return {
display: Locale.truncateMiddle(filename, width),
value: filename,
isDirectory: isDir,
path: item,
onSelect: () => {
insertPart(filename, {
type: "file",
mime: "text/plain",
filename,
url,
source: {
type: "file",
text: {
start: 0,
end: 0,
value: "",
},
path: item,
},
})
},
}
}),
)
}
return options
},
{
initialValue: [],
},
)
const mcpResources = createMemo(() => {
if (!store.visible || store.visible === "/") return []
const options: AutocompleteOption[] = []
const width = props.anchor().width - 4
for (const res of Object.values(sync.data.mcp_resource)) {
const text = `${res.name} (${res.uri})`
options.push({
display: Locale.truncateMiddle(text, width),
value: text,
description: res.description,
onSelect: () => {
insertPart(res.name, {
type: "file",
mime: res.mimeType ?? "text/plain",
filename: res.name,
url: res.uri,
source: {
type: "resource",
text: {
start: 0,
end: 0,
value: "",
},
clientName: res.client,
uri: res.uri,
},
})
},
})
}
return options
})
const agents = createMemo(() => {
const agents = sync.data.agent
return agents
.filter((agent) => !agent.hidden && agent.mode !== "primary")
.map(
(agent): AutocompleteOption => ({
display: "@" + agent.name,
onSelect: () => {
insertPart(agent.name, {
type: "agent",
name: agent.name,
source: {
start: 0,
end: 0,
value: "",
},
})
},
}),
)
})
const session = createMemo(() => (props.sessionID ? sync.session.get(props.sessionID) : undefined))
const commands = createMemo((): AutocompleteOption[] => {
const results: AutocompleteOption[] = []
const s = session()
for (const command of sync.data.command) {
results.push({
display: "/" + command.name + (command.mcp ? " (MCP)" : ""),
description: command.description,
onSelect: () => {
const newText = "/" + command.name + " "
const cursor = props.input().logicalCursor
props.input().deleteRange(0, 0, cursor.row, cursor.col)
props.input().insertText(newText)
props.input().cursorOffset = Bun.stringWidth(newText)
},
})
}
if (s) {
results.push(
{
display: "/undo",
description: "undo the last message",
onSelect: () => {
command.trigger("session.undo")
},
},
{
display: "/redo",
description: "redo the last message",
onSelect: () => command.trigger("session.redo"),
},
{
display: "/compact",
aliases: ["/summarize"],
description: "compact the session",
onSelect: () => command.trigger("session.compact"),
},
{
display: "/unshare",
disabled: !s.share,
description: "unshare a session",
onSelect: () => command.trigger("session.unshare"),
},
{
display: "/rename",
description: "rename session",
onSelect: () => command.trigger("session.rename"),
},
{
display: "/copy",
description: "copy session transcript to clipboard",
onSelect: () => command.trigger("session.copy"),
},
{
display: "/export",
description: "export session transcript to file",
onSelect: () => command.trigger("session.export"),
},
{
display: "/timeline",
description: "jump to message",
onSelect: () => command.trigger("session.timeline"),
},
{
display: "/fork",
description: "fork from message",
onSelect: () => command.trigger("session.fork"),
},
{
display: "/thinking",
description: "toggle thinking visibility",
onSelect: () => command.trigger("session.toggle.thinking"),
},
)
if (sync.data.config.share !== "disabled") {
results.push({
display: "/share",
disabled: !!s.share?.url,
description: "share a session",
onSelect: () => command.trigger("session.share"),
})
}
}
results.push(
{
display: "/new",
aliases: ["/clear"],
description: "create a new session",
onSelect: () => command.trigger("session.new"),
},
{
display: "/models",
description: "list models",
onSelect: () => command.trigger("model.list"),
},
{
display: "/agents",
description: "list agents",
onSelect: () => command.trigger("agent.list"),
},
{
display: "/session",
aliases: ["/resume", "/continue"],
description: "list sessions",
onSelect: () => command.trigger("session.list"),
},
{
display: "/status",
description: "show status",
onSelect: () => command.trigger("opencode.status"),
},
{
display: "/mcp",
description: "toggle MCPs",
onSelect: () => command.trigger("mcp.list"),
},
{
display: "/theme",
description: "toggle theme",
onSelect: () => command.trigger("theme.switch"),
},
{
display: "/editor",
description: "open editor",
onSelect: () => command.trigger("prompt.editor", "prompt"),
},
{
display: "/connect",
description: "connect to a provider",
onSelect: () => command.trigger("provider.connect"),
},
{
display: "/help",
description: "show help",
onSelect: () => command.trigger("help.show"),
},
{
display: "/commands",
description: "show all commands",
onSelect: () => command.show(),
},
{
display: "/exit",
aliases: ["/quit", "/q"],
description: "exit the app",
onSelect: () => command.trigger("app.exit"),
},
)
const max = firstBy(results, [(x) => x.display.length, "desc"])?.display.length
if (!max) return results
return results.map((item) => ({
...item,
display: item.display.padEnd(max + 2),
}))
})
const options = createMemo((prev: AutocompleteOption[] | undefined) => {
const filesValue = files()
const agentsValue = agents()
const commandsValue = commands()
const mixed: AutocompleteOption[] = (
store.visible === "@" ? [...agentsValue, ...(filesValue || []), ...mcpResources()] : [...commandsValue]
).filter((x) => x.disabled !== true)
const currentFilter = filter()
if (!currentFilter) {
return mixed
}
if (files.loading && prev && prev.length > 0) {
return prev
}
const result = fuzzysort.go(removeLineRange(currentFilter), mixed, {
keys: [
(obj) => removeLineRange((obj.value ?? obj.display).trimEnd()),
"description",
(obj) => obj.aliases?.join(" ") ?? "",
],
limit: 10,
scoreFn: (objResults) => {
const displayResult = objResults[0]
let score = objResults.score
if (displayResult && displayResult.target.startsWith(store.visible + currentFilter)) {
score *= 2
}
const frecencyScore = objResults.obj.path ? frecency.getFrecency(objResults.obj.path) : 0
return score * (1 + frecencyScore)
},
})
return result.map((arr) => arr.obj)
})
createEffect(() => {
filter()
setStore("selected", 0)
})
function move(direction: -1 | 1) {
if (!store.visible) return
if (!options().length) return
let next = store.selected + direction
if (next < 0) next = options().length - 1
if (next >= options().length) next = 0
moveTo(next)
}
function moveTo(next: number) {
setStore("selected", next)
if (!scroll) return
const viewportHeight = Math.min(height(), options().length)
const scrollBottom = scroll.scrollTop + viewportHeight
if (next < scroll.scrollTop) {
scroll.scrollBy(next - scroll.scrollTop)
} else if (next + 1 > scrollBottom) {
scroll.scrollBy(next + 1 - scrollBottom)
}
}
function select() {
const selected = options()[store.selected]
if (!selected) return
hide()
selected.onSelect?.()
}
function expandDirectory() {
const selected = options()[store.selected]
if (!selected) return
const input = props.input()
const currentCursorOffset = input.cursorOffset
const displayText = selected.display.trimEnd()
const path = displayText.startsWith("@") ? displayText.slice(1) : displayText
input.cursorOffset = store.index
const startCursor = input.logicalCursor
input.cursorOffset = currentCursorOffset
const endCursor = input.logicalCursor
input.deleteRange(startCursor.row, startCursor.col, endCursor.row, endCursor.col)
input.insertText("@" + path)
setStore("selected", 0)
}
function show(mode: "@" | "/") {
command.keybinds(false)
setStore({
visible: mode,
index: props.input().cursorOffset,
})
}
function hide() {
const text = props.input().plainText
if (store.visible === "/" && !text.endsWith(" ") && text.startsWith("/")) {
const cursor = props.input().logicalCursor
props.input().deleteRange(0, 0, cursor.row, cursor.col)
// Sync the prompt store immediately since onContentChange is async
props.setPrompt((draft) => {
draft.input = props.input().plainText
})
}
command.keybinds(true)
setStore("visible", false)
}
onMount(() => {
props.ref({
get visible() {
return store.visible
},
onInput(value) {
if (store.visible) {
if (
// Typed text before the trigger
props.input().cursorOffset <= store.index ||
// There is a space between the trigger and the cursor
props.input().getTextRange(store.index, props.input().cursorOffset).match(/\s/) ||
// "/<command>" is not the sole content
(store.visible === "/" && value.match(/^\S+\s+\S+\s*$/))
) {
hide()
return
}
}
},
onKeyDown(e: KeyEvent) {
if (store.visible) {
const name = e.name?.toLowerCase()
const ctrlOnly = e.ctrl && !e.meta && !e.shift
const isNavUp = name === "up" || (ctrlOnly && name === "p")
const isNavDown = name === "down" || (ctrlOnly && name === "n")
if (isNavUp) {
move(-1)
e.preventDefault()
return
}
if (isNavDown) {
move(1)
e.preventDefault()
return
}
if (name === "escape") {
hide()
e.preventDefault()
return
}
if (name === "return") {
select()
e.preventDefault()
return
}
if (name === "tab") {
const selected = options()[store.selected]
if (selected?.isDirectory) {
expandDirectory()
} else {
select()
}
e.preventDefault()
return
}
}
if (!store.visible) {
if (e.name === "@") {
const cursorOffset = props.input().cursorOffset
const charBeforeCursor =
cursorOffset === 0 ? undefined : props.input().getTextRange(cursorOffset - 1, cursorOffset)
const canTrigger = charBeforeCursor === undefined || charBeforeCursor === "" || /\s/.test(charBeforeCursor)
if (canTrigger) show("@")
}
if (e.name === "/") {
if (props.input().cursorOffset === 0) show("/")
}
}
},
})
})
const height = createMemo(() => {
const count = options().length || 1
if (!store.visible) return Math.min(10, count)
positionTick()
return Math.min(10, count, Math.max(1, props.anchor().y))
})
let scroll: ScrollBoxRenderable
return (
<box
visible={store.visible !== false}
position="absolute"
top={position().y - height()}
left={position().x}
width={position().width}
zIndex={100}
{...SplitBorder}
borderColor={theme.border}
>
<scrollbox
ref={(r: ScrollBoxRenderable) => (scroll = r)}
backgroundColor={theme.backgroundMenu}
height={height()}
scrollbarOptions={{ visible: false }}
>
<Index
each={options()}
fallback={
<box paddingLeft={1} paddingRight={1}>
<text fg={theme.textMuted}>No matching items</text>
</box>
}
>
{(option, index) => (
<box
paddingLeft={1}
paddingRight={1}
backgroundColor={index === store.selected ? theme.primary : undefined}
flexDirection="row"
onMouseOver={() => moveTo(index)}
onMouseUp={() => select()}
>
<text fg={index === store.selected ? selectedForeground(theme) : theme.text} flexShrink={0}>
{option().display}
</text>
<Show when={option().description}>
<text fg={index === store.selected ? selectedForeground(theme) : theme.textMuted} wrapMode="none">
{option().description}
</text>
</Show>
</box>
)}
</Index>
</scrollbox>
</box>
)
}