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import { Service, type Endpoint } from "@opencode-ai/client/effect/service"
import { OpenCode, type OpenCodeClient, type SessionMessageAssistantTool } from "@opencode-ai/client/promise"
import { FSUtil } from "@opencode-ai/util/fs-util"
import { open } from "node:fs/promises"
import path from "node:path"
import { readStdin } from "../util/io"
import { ServerConnection } from "../services/server-connection"
import { parseSessionTargetModel, resolveSessionTarget } from "../session-target"
import { toolInlineInfo } from "@opencode-ai/tui/mini/tool"
import { runNonInteractivePrompt } from "./noninteractive"
import { UI } from "./ui"
export type RunCommandInput = {
server: ServerConnection.Resolved
message: string[]
continue?: boolean
session?: string
fork?: boolean
model?: string
agent?: string
format: "default" | "json"
file: string[]
title?: string
thinking?: boolean
auto?: boolean
}
type FilePart = {
url: string
filename: string
mime: string
}
type Prepared = {
directory?: string
message: string
files: FilePart[]
}
type ExecutionOptions = {
root?: string
directory?: string
useServerDirectory?: boolean
variant?: string
attached?: boolean
compatibility?: "v1"
}
class RunTargetError extends Error {
constructor(
message: string,
readonly sessionID?: string,
) {
super(message)
}
}
const ATTACH_FILE_MAX_BYTES = 10 * 1024 * 1024
export function runNonInteractive(input: RunCommandInput) {
return runNonInteractiveWithOptions(input, {})
}
/** @internal Used only by the V1 command boundary. */
export function runNonInteractiveWithOptions(input: RunCommandInput, options: ExecutionOptions) {
return run(input, options).catch((error) => reportRunError(input, errorMessage(error)))
}
async function run(input: RunCommandInput, options: ExecutionOptions) {
if (input.fork && !input.continue && !input.session) fail("--fork requires --continue or --session")
const root = options.root ?? process.env.PWD ?? process.cwd()
const local = localDirectory(root)
const directory = options.useServerDirectory ? undefined : (options.directory ?? local)
const message = mergeInput(formatMessage(input.message), process.stdin.isTTY ? undefined : await readStdin())
if (!message?.trim()) fail("You must provide a message")
const files = await Promise.all(input.file.map((file) => prepareFile(file, root, options)))
const prepared = { directory, message, files }
return execute(input, prepared, input.server.endpoint, options)
}
async function execute(input: RunCommandInput, prepared: Prepared, endpoint: Endpoint, options: ExecutionOptions) {
const client = OpenCode.make({ baseUrl: endpoint.url, headers: Service.headers(endpoint) })
const explicit = parseRunModel(input.model)
const target = await resolveSessionTarget({
client,
location: prepared.directory ? { directory: prepared.directory } : undefined,
continue: input.continue,
session: input.session,
fork: input.fork,
model: explicit
? { providerID: explicit.model.providerID, id: explicit.model.modelID, variant: explicit.variant }
: undefined,
agent: input.agent,
prepare: async (next) => {
const selected =
next.model ??
(options.variant
? await client.model
.default({ location: { directory: next.location.directory, workspace: next.location.workspaceID } })
.then((result) => result.data)
: undefined)
const model = selected
? {
providerID: selected.providerID,
id: selected.id,
variant: options.variant ?? ("variant" in selected ? selected.variant : undefined),
}
: undefined
if ((options.variant ?? explicit?.variant) && !model)
throw new RunTargetError("Cannot select a variant before selecting a model", next.session?.id)
return { model, agent: next.agent }
},
}).catch((error) => {
if (!(error instanceof RunTargetError)) throw error
reportRunError(input, error.message, error.sessionID)
return undefined
})
if (!target) return
const model = target.model ? { providerID: target.model.providerID, modelID: target.model.id } : undefined
const variant = target.model?.variant
if (!target.resume && input.title !== undefined) {
await client.session.rename({
sessionID: target.session.id,
title: input.title || prepared.message.slice(0, 50) + (prepared.message.length > 50 ? "..." : ""),
})
}
await runNonInteractivePrompt({
client,
sessionID: target.session.id,
location: target.location,
message: prepared.message,
files: prepared.files,
agent: target.agent,
model,
variant,
thinking: input.thinking ?? false,
format: input.format,
auto: input.auto ?? false,
attached: options.attached ?? true,
compatibility: options.compatibility,
renderTool: (part) => renderTool(part, target.location.directory),
renderToolError: (part) => renderToolError(part, target.location.directory),
}).catch((error) => reportRunError(input, errorMessage(error), target.session.id))
}
export function mergeInput(message: string | undefined, piped: string | undefined) {
if (!message) return piped || undefined
if (!piped) return message
return message + "\n" + piped
}
function formatMessage(message: string[]) {
const value = message.map((part) => (part.includes(" ") ? `"${part.replace(/"/g, '\\"')}"` : part)).join(" ")
return value || undefined
}
function localDirectory(root: string) {
try {
process.chdir(root)
return process.cwd()
} catch {
fail(`Failed to change directory to ${root}`)
}
}
export function parseRunModel(value?: string) {
const ref = parseSessionTargetModel(value)
if (!ref) return
return {
model: { providerID: ref.providerID, modelID: ref.id },
variant: ref.variant,
}
}
async function prepareFile(input: string, directory: string, options: ExecutionOptions): Promise<FilePart> {
const file = path.resolve(directory, input)
const handle = await open(file, "r").catch(() => fail(`File not found: ${input}`))
try {
const stat = await handle.stat()
if (options.compatibility === "v1" && options.attached && stat.isDirectory())
fail(`Cannot attach local directory without a shared filesystem: ${input}`)
if (!stat.isFile() || stat.size > ATTACH_FILE_MAX_BYTES)
fail(`Cannot attach a directory, special file, or file larger than 10 MiB: ${input}`)
const content = Buffer.alloc(Number(stat.size))
let offset = 0
while (offset < content.length) {
const read = await handle.read(content, offset, content.length - offset, offset)
if (read.bytesRead === 0) break
offset += read.bytesRead
}
const bytes = content.subarray(0, offset)
const detected = FSUtil.mimeType(file)
const text = bytes.toString("utf8")
const mime =
detected.startsWith("image/") || detected === "application/pdf"
? detected
: !isBinaryContent(bytes) && Buffer.from(text, "utf8").equals(bytes)
? "text/plain"
: detected
return {
url: `data:${mime};base64,${bytes.toString("base64")}`,
filename: path.basename(file),
mime,
}
} finally {
await handle.close()
}
}
function isBinaryContent(bytes: Uint8Array) {
if (bytes.length === 0) return false
if (bytes.includes(0)) return true
return bytes.reduce((count, byte) => count + Number(byte < 9 || (byte > 13 && byte < 32)), 0) / bytes.length > 0.3
}
async function renderTool(part: SessionMessageAssistantTool, directory: string) {
const info = toolInlineInfo(part, directory)
if (info.mode === "block") {
UI.empty()
UI.println(UI.Style.TEXT_NORMAL + info.icon, UI.Style.TEXT_NORMAL + info.title)
if (info.body?.trim()) UI.println(info.body)
UI.empty()
return
}
UI.println(
UI.Style.TEXT_NORMAL + info.icon,
UI.Style.TEXT_NORMAL + info.title,
info.description ? UI.Style.TEXT_DIM + info.description + UI.Style.TEXT_NORMAL : "",
)
}
async function renderToolError(part: SessionMessageAssistantTool, directory: string) {
const info = toolInlineInfo(part, directory)
UI.println(UI.Style.TEXT_NORMAL + "✗", UI.Style.TEXT_NORMAL + `${info.title} failed`)
}
function warning(message: string) {
UI.println(UI.Style.TEXT_WARNING_BOLD + "!", UI.Style.TEXT_NORMAL, message)
}
function errorMessage(error: unknown) {
if (error instanceof Error) return error.message
if (typeof error === "object" && error !== null && "message" in error && typeof error.message === "string")
return error.message
return String(error)
}
/** @internal Used by the V1 command boundary before a Session exists. */
export function reportRunError(input: Pick<RunCommandInput, "format">, message: string, sessionID?: string) {
process.exitCode = 1
if (input.format === "json") {
process.stdout.write(
JSON.stringify({
type: "error",
timestamp: Date.now(),
sessionID: sessionID ?? "",
error: { type: "unknown", message },
}) + "\n",
)
return
}
UI.error(message)
}
function fail(message: string): never {
throw new Error(message)
}
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