import crypto from "node:crypto" ;
import { resolveMSTeamsStorePath } from "./storage.js" ;
import { readJsonFile, withFileLock, writeJsonFile } from "./store-fs.js" ;
export type MSTeamsPollVote = {
pollId: string;
selections: string[];
};
export type MSTeamsPoll = {
id: string;
question: string;
options: string[];
maxSelections: number;
createdAt: string;
updatedAt?: string;
conversationId?: string;
messageId?: string;
votes: Record<string, string[]>;
};
export type MSTeamsPollStore = {
createPoll: (poll: MSTeamsPoll) => Promise<void >;
getPoll: (pollId: string) => Promise<MSTeamsPoll | null >;
recordVote: (params: {
pollId: string;
voterId: string;
selections: string[];
}) => Promise<MSTeamsPoll | null >;
};
export type MSTeamsPollCard = {
pollId: string;
question: string;
options: string[];
maxSelections: number;
card: Record<string, unknown>;
fallbackText: string;
};
type PollStoreData = {
version: 1 ;
polls: Record<string, MSTeamsPoll>;
};
const STORE_FILENAME = "msteams-polls.json" ;
const MAX_POLLS = 1000 ;
const POLL_TTL_MS = 30 * 24 * 60 * 60 * 1000 ;
function isRecord(value: unknown): value is Record<string, unknown> {
return typeof value === "object" && value !== null && !Array.isArray(value);
}
function normalizeOptionalString(value: unknown): string | undefined {
if (typeof value !== "string" ) {
return undefined;
}
const trimmed = value.trim();
return trimmed ? trimmed : undefined;
}
function normalizeChoiceValue(value: unknown): string | null {
if (typeof value === "string" ) {
const trimmed = value.trim();
return trimmed ? trimmed : null ;
}
if (typeof value === "number" && Number.isFinite(value)) {
return String(value);
}
return null ;
}
function extractSelections(value: unknown): string[] {
if (Array.isArray(value)) {
return value.map(normalizeChoiceValue).filter((entry): entry is string => Boolean (entry));
}
const normalized = normalizeChoiceValue(value);
if (!normalized) {
return [];
}
if (normalized.includes("," )) {
return normalized
.split("," )
.map((entry) => entry.trim())
.filter(Boolean );
}
return [normalized];
}
function readNestedValue(value: unknown, keys: Array<string | number>): unknown {
let current: unknown = value;
for (const key of keys) {
if (!isRecord(current)) {
return undefined;
}
current = current[key as keyof typeof current];
}
return current;
}
function readNestedString(value: unknown, keys: Array<string | number>): string | undefined {
return normalizeOptionalString(readNestedValue(value, keys));
}
export function extractMSTeamsPollVote(
activity: { value?: unknown } | undefined,
): MSTeamsPollVote | null {
const value = activity?.value;
if (!value || !isRecord(value)) {
return null ;
}
const pollId =
readNestedString(value, ["openclawPollId" ]) ??
readNestedString(value, ["pollId" ]) ??
readNestedString(value, ["openclaw" , "pollId" ]) ??
readNestedString(value, ["openclaw" , "poll" , "id" ]) ??
readNestedString(value, ["data" , "openclawPollId" ]) ??
readNestedString(value, ["data" , "pollId" ]) ??
readNestedString(value, ["data" , "openclaw" , "pollId" ]);
if (!pollId) {
return null ;
}
const directSelections = extractSelections(value.choices);
const nestedSelections = extractSelections(readNestedValue(value, ["choices" ]));
const dataSelections = extractSelections(readNestedValue(value, ["data" , "choices" ]));
const selections =
directSelections.length > 0
? directSelections
: nestedSelections.length > 0
? nestedSelections
: dataSelections;
if (selections.length === 0 ) {
return null ;
}
return {
pollId,
selections,
};
}
export function buildMSTeamsPollCard(params: {
question: string;
options: string[];
maxSelections?: number;
pollId?: string;
}): MSTeamsPollCard {
const pollId = params.pollId ?? crypto.randomUUID();
const maxSelections =
typeof params.maxSelections === "number" && params.maxSelections > 1
? Math.floor(params.maxSelections)
: 1 ;
const cappedMaxSelections = Math.min(Math.max(1 , maxSelections), params.options.length);
const choices = params.options.map((option, index) => ({
title: option,
value: String(index),
}));
const hint =
cappedMaxSelections > 1
? `Select up to ${cappedMaxSelections} option${cappedMaxSelections === 1 ? "" : "s" }.`
: "Select one option." ;
const card = {
type: "AdaptiveCard" ,
version: "1.5" ,
body: [
{
type: "TextBlock" ,
text: params.question,
wrap: true ,
weight: "Bolder" ,
size: "Medium" ,
},
{
type: "Input.ChoiceSet" ,
id: "choices" ,
isMultiSelect: cappedMaxSelections > 1 ,
style: "expanded" ,
choices,
},
{
type: "TextBlock" ,
text: hint,
wrap: true ,
isSubtle: true ,
spacing: "Small" ,
},
],
actions: [
{
type: "Action.Submit" ,
title: "Vote" ,
data: {
openclawPollId: pollId,
pollId,
},
msteams: {
type: "messageBack" ,
text: "openclaw poll vote" ,
displayText: "Vote recorded" ,
value: { openclawPollId: pollId, pollId },
},
},
],
};
const fallbackLines = [
`Poll: ${params.question}`,
...params.options.map((option, index) => `${index + 1 }. ${option}`),
];
return {
pollId,
question: params.question,
options: params.options,
maxSelections: cappedMaxSelections,
card,
fallbackText: fallbackLines.join("\n" ),
};
}
export type MSTeamsPollStoreFsOptions = {
env?: NodeJS.ProcessEnv;
homedir?: () => string;
stateDir?: string;
storePath?: string;
};
function parseTimestamp(value?: string): number | null {
if (!value) {
return null ;
}
const parsed = Date.parse(value);
return Number.isFinite(parsed) ? parsed : null ;
}
function pruneExpired(polls: Record<string, MSTeamsPoll>) {
const cutoff = Date.now() - POLL_TTL_MS;
const entries = Object.entries(polls).filter(([, poll]) => {
const ts = parseTimestamp(poll.updatedAt ?? poll.createdAt) ?? 0 ;
return ts >= cutoff;
});
return Object.fromEntries(entries);
}
function pruneToLimit(polls: Record<string, MSTeamsPoll>) {
const entries = Object.entries(polls);
if (entries.length <= MAX_POLLS) {
return polls;
}
entries.sort((a, b) => {
const aTs = parseTimestamp(a[1 ].updatedAt ?? a[1 ].createdAt) ?? 0 ;
const bTs = parseTimestamp(b[1 ].updatedAt ?? b[1 ].createdAt) ?? 0 ;
return aTs - bTs;
});
const keep = entries.slice(entries.length - MAX_POLLS);
return Object.fromEntries(keep);
}
export function normalizeMSTeamsPollSelections(poll: MSTeamsPoll, selections: string[]) {
const maxSelections = Math.max(1 , poll.maxSelections);
const mapped = selections
.map((entry) => Number.parseInt(entry, 10 ))
.filter((value) => Number.isFinite(value))
.filter((value) => value >= 0 && value < poll.options.length)
.map((value) => String(value));
const limited = maxSelections > 1 ? mapped.slice(0 , maxSelections) : mapped.slice(0 , 1 );
return Array.from(new Set(limited));
}
export function createMSTeamsPollStoreFs(params?: MSTeamsPollStoreFsOptions): MSTeamsPollStore {
const filePath = resolveMSTeamsStorePath({
filename: STORE_FILENAME,
env: params?.env,
homedir: params?.homedir,
stateDir: params?.stateDir,
storePath: params?.storePath,
});
const empty: PollStoreData = { version: 1 , polls: {} };
const readStore = async (): Promise<PollStoreData> => {
const { value } = await readJsonFile(filePath, empty);
const pruned = pruneToLimit(pruneExpired(value.polls ?? {}));
return { version: 1 , polls: pruned };
};
const writeStore = async (data: PollStoreData) => {
await writeJsonFile(filePath, data);
};
const createPoll = async (poll: MSTeamsPoll) => {
await withFileLock(filePath, empty, async () => {
const data = await readStore();
data.polls[poll.id] = poll;
await writeStore({ version: 1 , polls: pruneToLimit(data.polls) });
});
};
const getPoll = async (pollId: string) =>
await withFileLock(filePath, empty, async () => {
const data = await readStore();
return data.polls[pollId] ?? null ;
});
const recordVote = async (params: { pollId: string; voterId: string; selections: string[] }) =>
await withFileLock(filePath, empty, async () => {
const data = await readStore();
const poll = data.polls[params.pollId];
if (!poll) {
return null ;
}
const normalized = normalizeMSTeamsPollSelections(poll, params.selections);
poll.votes[params.voterId] = normalized;
poll.updatedAt = new Date().toISOString();
data.polls[poll.id] = poll;
await writeStore({ version: 1 , polls: pruneToLimit(data.polls) });
return poll;
});
return { createPoll, getPoll, recordVote };
}
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