opencode/packages/cli/src/commands/handlers/default.ts
2026-07-03 14:01:01 -04:00

86 lines
3.9 KiB
TypeScript

import { NodeFileSystem } from "@effect/platform-node"
import { Commands } from "../commands"
import { Runtime } from "../../framework/runtime"
import { Effect, Option, Redacted } from "effect"
import { Service } from "@opencode-ai/client/effect"
import { Env } from "../../env"
import { ServiceConfig } from "../../services/service-config"
import { Standalone } from "../../services/standalone"
import { Updater } from "../../services/updater"
export default Runtime.handler(Commands, (input) =>
Effect.gen(function* () {
const directory = Option.getOrUndefined(input.directory)
if (directory !== undefined) process.chdir(directory)
const updater = yield* Updater.Service
yield* updater.check().pipe(Effect.forkScoped)
const server = Option.getOrUndefined(input.server)
if (server !== undefined && input.standalone)
return yield* Effect.fail(new Error("--server and --standalone cannot be combined"))
const transport = yield* Effect.gen(function* () {
if (server !== undefined) {
const password = yield* Env.password
const explicit = {
url: server,
headers: password
? { authorization: "Basic " + btoa("opencode:" + Redacted.value(password)) }
: undefined,
} satisfies Service.Transport
// Fail loudly before entering the TUI: an explicit server that is
// unreachable or rejects auth should not present as reconnect churn.
const response = yield* Effect.tryPromise(() =>
fetch(new URL("/api/health", server), { headers: explicit.headers, signal: AbortSignal.timeout(5_000) }),
).pipe(Effect.mapError((cause) => new Error(`Could not reach server at ${server}`, { cause })))
if (response.status === 401)
return yield* Effect.fail(
new Error(
password
? `Server at ${server} rejected the password`
: `Server at ${server} requires a password; set OPENCODE_PASSWORD`,
),
)
if (!response.ok)
return yield* Effect.fail(new Error(`Server at ${server} responded with status ${response.status}`))
return explicit
}
if (input.standalone) return yield* Standalone.transport()
const options = yield* ServiceConfig.options()
const found = yield* Service.discover(options)
return found ?? (yield* Service.start(options))
})
const { runTui } = yield* Effect.promise(() => import("../../tui"))
// The TUI re-runs discover whenever its event stream drops. For an explicit
// --server or a standalone child the transport is fixed, so reconnects
// retry the same address; for the managed service discovery re-reads the
// registration and may start a replacement.
const serviceOptions = server === undefined && !input.standalone ? yield* ServiceConfig.options() : undefined
const discover = serviceOptions
? () =>
Effect.runPromise(
Effect.gen(function* () {
const found = yield* Service.discover(serviceOptions)
return found ?? (yield* Service.start(serviceOptions))
}).pipe(Effect.provide(NodeFileSystem.layer)),
)
: () => Promise.resolve(transport)
// Restart the managed service in place; start() resolves once the
// replacement is healthy and the reconnect loop reattaches on its own.
// Only meaningful in service mode: --server is not ours to restart and a
// standalone child cannot be respawned.
const reload = serviceOptions
? () =>
Effect.runPromise(
Effect.gen(function* () {
yield* Service.stop(serviceOptions)
yield* Service.start(serviceOptions)
}).pipe(Effect.provide(NodeFileSystem.layer)),
)
: undefined
yield* runTui(
transport,
{ continue: input.continue, sessionID: Option.getOrUndefined(input.session) },
discover,
reload,
)
}),
)