mono/packages/kbot/ref/assistant/sessionHistory.ts
2026-04-01 01:05:48 +02:00

88 lines
2.4 KiB
TypeScript

import axios from 'axios'
import { getOauthConfig } from '../constants/oauth.js'
import type { SDKMessage } from '../entrypoints/agentSdkTypes.js'
import { logForDebugging } from '../utils/debug.js'
import { getOAuthHeaders, prepareApiRequest } from '../utils/teleport/api.js'
export const HISTORY_PAGE_SIZE = 100
export type HistoryPage = {
/** Chronological order within the page. */
events: SDKMessage[]
/** Oldest event ID in this page → before_id cursor for next-older page. */
firstId: string | null
/** true = older events exist. */
hasMore: boolean
}
type SessionEventsResponse = {
data: SDKMessage[]
has_more: boolean
first_id: string | null
last_id: string | null
}
export type HistoryAuthCtx = {
baseUrl: string
headers: Record<string, string>
}
/** Prepare auth + headers + base URL once, reuse across pages. */
export async function createHistoryAuthCtx(
sessionId: string,
): Promise<HistoryAuthCtx> {
const { accessToken, orgUUID } = await prepareApiRequest()
return {
baseUrl: `${getOauthConfig().BASE_API_URL}/v1/sessions/${sessionId}/events`,
headers: {
...getOAuthHeaders(accessToken),
'anthropic-beta': 'ccr-byoc-2025-07-29',
'x-organization-uuid': orgUUID,
},
}
}
async function fetchPage(
ctx: HistoryAuthCtx,
params: Record<string, string | number | boolean>,
label: string,
): Promise<HistoryPage | null> {
const resp = await axios
.get<SessionEventsResponse>(ctx.baseUrl, {
headers: ctx.headers,
params,
timeout: 15000,
validateStatus: () => true,
})
.catch(() => null)
if (!resp || resp.status !== 200) {
logForDebugging(`[${label}] HTTP ${resp?.status ?? 'error'}`)
return null
}
return {
events: Array.isArray(resp.data.data) ? resp.data.data : [],
firstId: resp.data.first_id,
hasMore: resp.data.has_more,
}
}
/**
* Newest page: last `limit` events, chronological, via anchor_to_latest.
* has_more=true means older events exist.
*/
export async function fetchLatestEvents(
ctx: HistoryAuthCtx,
limit = HISTORY_PAGE_SIZE,
): Promise<HistoryPage | null> {
return fetchPage(ctx, { limit, anchor_to_latest: true }, 'fetchLatestEvents')
}
/** Older page: events immediately before `beforeId` cursor. */
export async function fetchOlderEvents(
ctx: HistoryAuthCtx,
beforeId: string,
limit = HISTORY_PAGE_SIZE,
): Promise<HistoryPage | null> {
return fetchPage(ctx, { limit, before_id: beforeId }, 'fetchOlderEvents')
}