Files
clawdbot/extensions/msteams/src/polls.ts
2026-01-16 02:59:43 +00:00

300 lines
8.7 KiB
TypeScript

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 Boolean(value) && typeof value === "object" && !Array.isArray(value);
}
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 {
const found = readNestedValue(value, keys);
return typeof found === "string" && found.trim() ? found.trim() : undefined;
}
export function extractMSTeamsPollVote(
activity: { value?: unknown } | undefined,
): MSTeamsPollVote | null {
const value = activity?.value;
if (!value || !isRecord(value)) return null;
const pollId =
readNestedString(value, ["clawdbotPollId"]) ??
readNestedString(value, ["pollId"]) ??
readNestedString(value, ["clawdbot", "pollId"]) ??
readNestedString(value, ["clawdbot", "poll", "id"]) ??
readNestedString(value, ["data", "clawdbotPollId"]) ??
readNestedString(value, ["data", "pollId"]) ??
readNestedString(value, ["data", "clawdbot", "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: {
clawdbotPollId: pollId,
},
msteams: {
type: "messageBack",
text: "clawdbot poll vote",
displayText: "Vote recorded",
value: { clawdbotPollId: 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<PollStoreData>(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 };
}