openclaw/src/telegram/draft-chunking.ts

42 lines
1.6 KiB
TypeScript

import { resolveTextChunkLimit } from "../auto-reply/chunk.js";
import { getChannelDock } from "../channels/dock.js";
import type { OpenClawConfig } from "../config/config.js";
import { resolveAccountEntry } from "../routing/account-lookup.js";
import { normalizeAccountId } from "../routing/session-key.js";
const DEFAULT_TELEGRAM_DRAFT_STREAM_MIN = 200;
const DEFAULT_TELEGRAM_DRAFT_STREAM_MAX = 800;
export function resolveTelegramDraftStreamingChunking(
cfg: OpenClawConfig | undefined,
accountId?: string | null,
): {
minChars: number;
maxChars: number;
breakPreference: "paragraph" | "newline" | "sentence";
} {
const providerChunkLimit = getChannelDock("telegram")?.outbound?.textChunkLimit;
const textLimit = resolveTextChunkLimit(cfg, "telegram", accountId, {
fallbackLimit: providerChunkLimit,
});
const normalizedAccountId = normalizeAccountId(accountId);
const accountCfg = resolveAccountEntry(cfg?.channels?.telegram?.accounts, normalizedAccountId);
const draftCfg = accountCfg?.draftChunk ?? cfg?.channels?.telegram?.draftChunk;
const maxRequested = Math.max(
1,
Math.floor(draftCfg?.maxChars ?? DEFAULT_TELEGRAM_DRAFT_STREAM_MAX),
);
const maxChars = Math.max(1, Math.min(maxRequested, textLimit));
const minRequested = Math.max(
1,
Math.floor(draftCfg?.minChars ?? DEFAULT_TELEGRAM_DRAFT_STREAM_MIN),
);
const minChars = Math.min(minRequested, maxChars);
const breakPreference =
draftCfg?.breakPreference === "newline" || draftCfg?.breakPreference === "sentence"
? draftCfg.breakPreference
: "paragraph";
return { minChars, maxChars, breakPreference };
}