import { SessionConfig, AuthScheme } from "../../shared/config/schema.js";
import { getSessionId, getConnectionId, stableSessionIdentifier } from "../../shared/config/session.js";
const MAX_CACHE_SIZE = 256;
const connectionCache = new Map<string, string>();
function cacheConnectionIdentifier(connectionId: string): string {
const cached = connectionCache.get(connectionId);
if (cached) {
return cached;
}
const identifier = stableSessionIdentifier(undefined, connectionId);
connectionCache.set(connectionId, identifier);
if (connectionCache.size > MAX_CACHE_SIZE) {
const firstKey = connectionCache.keys().next().value;
if (firstKey) {
connectionCache.delete(firstKey);
}
}
return identifier;
}
function resolveClientSessionId(): string {
const sessionId = getSessionId();
if (sessionId) {
return stableSessionIdentifier(sessionId, undefined);
}
const connectionId = getConnectionId();
if (!connectionId) {
return stableSessionIdentifier(undefined, undefined);
}
return cacheConnectionIdentifier(connectionId);
}
const BEARER_PREFIX = /^bearer\s+/i;
function isLikelyJwt(token: string): boolean {
const segments = token.split(".");
if (segments.length !== 3) {
return false;
}
return segments.every(part => part.length > 0);
}
export function resolveAuthorizationValue(token: string, scheme: AuthScheme): string {
const raw = token.trim();
if (raw.length === 0) {
return raw;
}
if (BEARER_PREFIX.test(raw)) {
return raw;
}
if (scheme === "oauth") {
return `Bearer ${raw}`;
}
if (scheme === "personal_token") {
return raw;
}
if (isLikelyJwt(raw)) {
return `Bearer ${raw}`;
}
return raw;
}
export function resolveAuthHeader(config: SessionConfig): string {
return resolveAuthorizationValue(config.apiToken, config.authScheme);
}
export function buildClickUpHeaders(options: { session: SessionConfig; teamId?: number }): Record<string, string> {
const headers: Record<string, string> = { ...options.session.defaultHeaders };
headers.Authorization = resolveAuthHeader(options.session);
const teamId = options.teamId ?? options.session.defaultTeamId;
if (typeof teamId === "number" && Number.isFinite(teamId)) {
const value = Math.trunc(teamId).toString(10);
headers["Team-ID"] = value;
headers["Team-Id"] = value;
}
headers["X-Client-Session-Id"] = resolveClientSessionId();
return headers;
}
