mini: add reconnect, forms, and shared targets (#37811)

Centralize session target resolution for mini and noninteractive
run paths. Recover from transport drops, replace questions with
forms, and keep tool/catalog state location-scoped with live
progress and theme discovery.
This commit is contained in:
Simon Klee 2026-07-19 22:45:10 +02:00 committed by GitHub
commit 925c2423de
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65 changed files with 5631 additions and 4292 deletions

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@ -1,14 +1,17 @@
import { Service } from "@opencode-ai/client/effect/service"
import { OpenCode, type OpenCodeClient } from "@opencode-ai/client/promise"
import { Service, type Endpoint } from "@opencode-ai/client/effect/service"
import { ClientError, OpenCode, type OpenCodeClient } from "@opencode-ai/client/promise"
import type { MiniFrontendInput } from "@opencode-ai/tui/mini"
import { setTimeout } from "node:timers/promises"
import { ServerConnection } from "./services/server-connection"
import { waitForCatalogReady } from "./services/catalog"
import { readStdin } from "./util/io"
import { createMiniHost, INTERACTIVE_INPUT_ERROR, usingInteractiveStdin } from "./mini-host"
import { parseSessionTargetModel, resolveSessionTarget, type SessionTargetPreparation } from "./session-target"
export type MiniCommandInput = {
server: ServerConnection.Resolved
server: {
endpoint: Endpoint
reconnect?: (signal: AbortSignal) => Promise<Endpoint>
}
continue?: boolean
session?: string
fork?: boolean
@ -21,7 +24,6 @@ export type MiniCommandInput = {
tuiConfig?: MiniFrontendInput["tuiConfig"]
}
type Session = Awaited<ReturnType<OpenCodeClient["session"]["get"]>>
type Model = MiniFrontendInput["model"]
class MiniInputError extends Error {}
@ -33,42 +35,86 @@ export async function runMini(input: MiniCommandInput) {
const initialInput = mergeInput(process.stdin.isTTY ? undefined : await readStdin(), input.prompt)
const frontendTask = import("@opencode-ai/tui/mini")
const directory = localDirectory()
const sdk = OpenCode.make({
baseUrl: input.server.endpoint.url,
headers: Service.headers(input.server.endpoint),
})
const model = parseModel(input.model)
let agentTask: Promise<string | undefined> | undefined
const resolveAgent = () => {
agentTask ??= validateAgent(sdk, directory, input.agent)
return agentTask
}
const resolveSession = async () => {
const [agent, selected] = await Promise.all([resolveAgent(), selectSession(sdk, directory, input)])
const readyModel =
model ?? (selected?.model ? { providerID: selected.model.providerID, modelID: selected.model.id } : undefined)
if (readyModel) await waitForCatalogReady({ sdk, directory, model: readyModel })
const session = selected ?? (await createSession(sdk, directory, agent, model))
return { id: session.id, title: session.title, resume: selected !== undefined }
const connection = createMiniConnection(input.server)
const sdk = connection.sdk
const requested = parseModel(input.model)
const model = requested ? { providerID: requested.providerID, modelID: requested.id } : undefined
const prepare = prepareTarget(input.agent)
const resolveTarget = async (initial: OpenCodeClient, signal: AbortSignal) => {
const resolved = await resolveMiniTarget({
sdk: initial,
reconnect: connection.reconnect,
signal,
resolve: (client) =>
resolveSessionTarget({
client,
location: { directory },
continue: input.continue,
session: input.session,
fork: input.fork,
model: requested,
agent: input.agent,
prepare,
signal,
}).catch((error) => {
if (error instanceof Error && error.message === "Session not found")
throw new MiniInputError(error.message)
throw error
}),
})
const target = resolved.value
return {
sdk: resolved.sdk,
sessionID: target.session.id,
sessionTitle: target.session.title,
location: target.location,
model: target.model ? { providerID: target.model.providerID, modelID: target.model.id } : undefined,
variant: target.model?.variant,
agent: target.agent,
resume: target.resume,
}
}
const create = (
_sdk: OpenCodeClient,
next: { agent: string | undefined; model: Model; variant: string | undefined },
) => createSession(sdk, directory, next.agent, next.model, next.variant)
client: OpenCodeClient,
next: {
location: { directory: string; workspaceID?: string }
agent: string | undefined
model: Model
variant: string | undefined
},
signal?: AbortSignal,
) =>
resolveSessionTarget({
client,
location: { directory: next.location.directory, workspace: next.location.workspaceID },
agent: next.agent,
model: next.model
? { providerID: next.model.providerID, id: next.model.modelID, variant: next.variant }
: undefined,
prepare,
signal,
}).then((target) => ({
sessionID: target.session.id,
sessionTitle: target.session.title,
location: target.location,
model: target.model ? { providerID: target.model.providerID, modelID: target.model.id } : undefined,
variant: target.model?.variant,
agent: target.agent,
resume: false,
}))
const frontend = await frontendTask
return frontend.runMiniFrontend({
host: createMiniHost({ terminal, directory }),
sdk,
directory,
resolveAgent,
session: resolveSession,
target: resolveTarget,
reconnect: connection.reconnect,
createSession: create,
agent: input.agent,
model,
variant: undefined,
variant: requested?.variant,
files: [],
initialInput,
thinking: true,
replay: input.replay ?? true,
replayLimit: input.replayLimit,
demo: input.demo,
@ -83,6 +129,51 @@ export async function runMini(input: MiniCommandInput) {
}
}
/** @internal Exported for CLI boundary tests. */
export function createMiniConnection(input: MiniCommandInput["server"]) {
const make = (endpoint: Endpoint) =>
OpenCode.make({
baseUrl: endpoint.url,
headers: Service.headers(endpoint),
})
const reconnect = input.reconnect
return {
sdk: make(input.endpoint),
reconnect: reconnect
? async (signal: AbortSignal) => {
const endpoint = await reconnect(signal)
return make(endpoint)
}
: undefined,
}
}
/** @internal Exported for reconnect lifecycle tests. */
export async function resolveMiniTarget<A>(input: {
sdk: OpenCodeClient
reconnect?: (signal: AbortSignal) => Promise<OpenCodeClient>
signal: AbortSignal
resolve: (sdk: OpenCodeClient) => Promise<A>
}) {
let sdk = input.sdk
while (true) {
try {
return { sdk, value: await input.resolve(sdk) }
} catch (error) {
if (!input.reconnect || !(error instanceof ClientError) || error.reason !== "Transport") throw error
while (true) {
try {
sdk = await input.reconnect(input.signal)
break
} catch (resolveError) {
if (input.signal.aborted) throw resolveError
await setTimeout(250, undefined, { signal: input.signal })
}
}
}
}
}
export function validateMiniTerminal() {
if (!process.stdout.isTTY) fail("opencode mini requires a TTY stdout")
}
@ -112,28 +203,63 @@ function localDirectory(): string {
}
}
function parseModel(value?: string): Model {
if (!value) return
const [providerID, ...rest] = value.split("/")
const modelID = rest.join("/")
if (!providerID || !modelID) throw new MiniInputError("--model must use the format provider/model")
return { providerID, modelID }
function parseModel(value?: string) {
try {
return parseSessionTargetModel(value)
} catch {
throw new MiniInputError("--model must use the format provider/model[#variant]")
}
}
async function validateAgent(sdk: OpenCodeClient, directory: string, name?: string) {
function prepareTarget(requestedAgent?: string): SessionTargetPreparation {
return async (input) => {
if (input.model)
await waitForCatalogReady({
sdk: input.client,
directory: input.location.directory,
workspace: input.location.workspaceID,
model: { providerID: input.model.providerID, modelID: input.model.id },
signal: input.signal,
})
return {
model: input.model,
agent: requestedAgent
? await validateAgent(
input.client,
input.location.directory,
input.location.workspaceID,
requestedAgent,
input.signal,
)
: input.agent,
}
}
}
async function validateAgent(
sdk: OpenCodeClient,
directory: string,
workspace: string | undefined,
name?: string,
signal?: AbortSignal,
) {
if (!name) return
const deadline = Date.now() + 5_000
let agents: Awaited<ReturnType<OpenCodeClient["agent"]["list"]>> | undefined
while (Date.now() < deadline) {
agents = await sdk.agent.list({ location: { directory } }).catch(() => undefined)
while (Date.now() < deadline && !signal?.aborted) {
agents = await sdk.agent.list({ location: { directory, workspace } }, { signal }).catch((error) => {
if (signal && error instanceof ClientError && error.reason === "Transport") throw error
return undefined
})
const agent = agents?.data.find((item) => item.id === name)
if (agent?.mode === "subagent") {
warning(`agent "${name}" is a subagent, not a primary agent. Falling back to default agent`)
return
}
if (agent) return name
await setTimeout(25)
await setTimeout(25, undefined, { signal }).catch(() => {})
}
if (signal?.aborted) return
if (!agents) {
warning("failed to list agents. Falling back to default agent")
return
@ -141,37 +267,6 @@ async function validateAgent(sdk: OpenCodeClient, directory: string, name?: stri
warning(`agent "${name}" not found. Falling back to default agent`)
}
async function selectSession(sdk: OpenCodeClient, directory: string, input: MiniCommandInput, preselected?: Session) {
const selected =
preselected ??
(input.session
? await sdk.session.get({ sessionID: input.session }).catch(() => undefined)
: input.continue
? await sdk.session
.list({ directory, parentID: null, limit: 1, order: "desc" })
.then((result) => result.data[0])
: undefined)
if (input.session && !selected) throw new MiniInputError("Session not found")
if (!selected) return
if (!input.fork) return selected
return sdk.session.fork({ sessionID: selected.id })
}
async function createSession(
sdk: OpenCodeClient,
directory: string,
agent: string | undefined,
model: Model,
variant?: string,
): Promise<Session> {
if (model) await waitForCatalogReady({ sdk, directory, model })
return sdk.session.create({
agent,
model: model ? { providerID: model.providerID, id: model.modelID, variant } : undefined,
location: { directory },
})
}
function warning(message: string) {
process.stderr.write(`\x1b[93m\x1b[1m!\x1b[0m ${message}\n`)
}