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refactor(client): expose loopback state through connection

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This commit is contained in:
imccyu
2026-08-03 18:34:00 +08:00
parent e47ad8e393
commit fc5ee9f786
16 changed files with 38 additions and 36 deletions
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7
packages/client/connection/src/client/index.ts
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@@ -8,6 +8,7 @@ import type { IApiClient } from './api.ts'
import { ConnectionController, type ConnectionConfig, type ConnectionSinks, type ConnectionState } from './connection.ts'
import { FixtureApiClient } from './fixture.ts'
import { WebApiClient } from './web-api-client.ts'
import { isLoopbackHostname } from '../loopback-hostname.ts'
// ---- Contract re-exports (browser-safe apiproxy channels + core types) ----
export type {
@@ -48,6 +49,8 @@ export const inject: string[] = []
export interface ConnectionHandle {
/** Shared api client (fixture or real, decided at boot from the page URL). */
readonly api: IApiClient
/** Whether the current page authority is loopback; non-browser contexts default to true. */
readonly isLoopback: boolean
/**
* Start the connect/pump/reconnect loop with the consumer's frame sinks.
* One consumer owns the streams (the runtime object layer); a second call
@@ -64,11 +67,13 @@ export interface ConnectionHandle {
* @param ctx - client cordis context.
*/
export function apply(ctx: Context): void {
const fixture = typeof location !== 'undefined' && new URLSearchParams(location.search).has('fixture')
const pageLocation = typeof location === 'undefined' ? undefined : location
const fixture = pageLocation !== undefined && new URLSearchParams(pageLocation.search).has('fixture')
const api: IApiClient = fixture ? new FixtureApiClient() : new WebApiClient()
let started = false
const handle: ConnectionHandle = {
api,
isLoopback: pageLocation === undefined || isLoopbackHostname(pageLocation.hostname),
start(sinks, config) {
if (started) throw new Error('connection: the stream loop is already owned by another consumer')
started = true

7
packages/client/connection/src/loopback-hostname.ts
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@@ -1,10 +1,7 @@
/**
* Browser-safe, zero-dependency loopback classification shared by the `/api`
* Host fence and browser welcome-persistence selection. The dedicated
* `./loopback-hostname` source subpath is inlined into client bundles instead
* of loaded by plain Node, so this module must not add Node-only or runtime
* dependencies.
* @module @deepseek-ai/dsh-client-connection/loopback-hostname
* Host fence and the package's `ctx.connection` state. The predicate stays
* package-internal; client plugins consume the derived state through Cordis.
*/
/**