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import type { Extension, HostAPI, Manifest } from "@dispatch/kernel";
import { createApp } from "./app.js";
import {
type ComputerService,
cacheWarmHandle,
compactionHandle,
computerServiceHandle,
conversationStoreHandle,
credentialStoreHandle,
lspServiceHandle,
mcpServiceHandle,
sessionOrchestratorHandle,
systemPromptHandle,
throughputStoreHandle,
} from "./seam.js";
export const manifest: Manifest = {
id: "transport-http",
name: "Transport HTTP",
version: "0.0.0",
apiVersion: "^0.1.0",
trust: "bundled",
dependsOn: [
"conversation-store",
"credential-store",
"lsp",
"mcp",
"session-orchestrator",
"throughput-store",
],
capabilities: { network: true },
contributes: {
routes: [
"/chat",
"/chat/warm",
"/computers",
"/computers/:alias",
"/computers/:alias/status",
"/computers/:alias/test",
"/conversations",
"/conversations/:id",
"/conversations/:id/close",
"/conversations/:id/compact",
"/conversations/:id/compact-percent",
"/conversations/:id/computer",
"/conversations/:id/cwd",
"/conversations/:id/last",
"/conversations/:id/lsp",
"/conversations/:id/mcp",
"/conversations/:id/open",
"/conversations/:id/queue",
"/conversations/:id/reasoning-effort",
"/conversations/:id/status",
"/conversations/:id/stop",
"/conversations/:id/title",
"/health",
"/models",
"/metrics/throughput",
"/system-prompt",
"/system-prompt/variables",
"/workspaces",
"/workspaces/:id",
"/workspaces/:id/title",
"/workspaces/:id/default-cwd",
"/workspaces/:id/default-computer",
],
},
activation: "eager",
};
export function createTransportHttpExtension(): Extension & {
readonly _testServer: ReturnType<typeof Bun.serve> | undefined;
} {
let server: ReturnType<typeof Bun.serve> | undefined;
return {
get _testServer() {
return server;
},
manifest,
async activate(host: HostAPI) {
const conversationStore = host.getService(conversationStoreHandle);
const orchestrator = host.getService(sessionOrchestratorHandle);
const credentialStore = host.getService(credentialStoreHandle);
const throughputStore = host.getService(throughputStoreHandle);
const warmService = host.getService(cacheWarmHandle);
const compactionService = host.getService(compactionHandle);
const lspService = host.getService(lspServiceHandle);
const mcpService = host.getService(mcpServiceHandle);
const systemPromptService = host.getService(systemPromptHandle);
// Optional: the `ssh` extension provides ComputerService. It is NOT in
// dependsOn (ssh may be absent), so resolve defensively — when no
// provider registered the handle, the computer routes degrade to
// empty/disconnected (see app.ts). Wrapped because getService throws
// for an unregistered handle.
let computerService: ComputerService | undefined;
try {
computerService = host.getService(computerServiceHandle);
} catch {
computerService = undefined;
}
const logger = host.logger;
const app = createApp({
conversationStore,
orchestrator,
credentialStore,
throughputStore,
warmService,
compactionService,
lspService,
mcpService,
systemPromptService,
...(computerService !== undefined ? { computerService } : {}),
logger,
emit: host.emit.bind(host),
...(process.env.DISPATCH_WEB_DIR !== undefined
? { webDir: process.env.DISPATCH_WEB_DIR }
: {}),
});
const port = host.config.get<number>("httpPort") ?? 24203;
server = Bun.serve({
port,
fetch: app.fetch,
idleTimeout: 0,
});
logger.info("transport-http: listening", { port });
},
deactivate() {
if (server) {
server.stop();
server = undefined;
}
},
};
}
|
