50 lines
1.2 KiB
JavaScript
50 lines
1.2 KiB
JavaScript
import TelegramBot from "node-telegram-bot-api";
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import {
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readerTaskEither as rte,
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readonlyArray,
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semigroup,
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string,
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} from "fp-ts";
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import { flow, pipe } from "fp-ts/lib/function.js";
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import { describeArticle } from "./api.mjs";
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import config from "./config.mjs";
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const bot = new TelegramBot(config.telegramBotToken, {
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polling: true,
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});
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bot.on("channel_post", async (msg) => {
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const link = extractMessageLink(msg);
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if (!link) return;
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pipe(
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describeArticle(link.url),
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rte.map(
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flow(
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readonlyArray.foldMap({
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...string.Monoid,
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...pipe(string.Semigroup, semigroup.intercalate("\n")),
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})((row) => `- ${row}`),
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string.trimLeft,
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),
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),
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rte.match(
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(err) => console.log({ err }),
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(res) =>
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bot.editMessageText(msg.text + "\n\nYandexGPT:\n\n" + res, {
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chat_id: msg.chat.id,
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message_id: msg.message_id,
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}),
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),
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)(config)();
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});
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// TODO: use option instead
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function extractMessageLink(msg) {
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const links = (msg.entities ?? []).filter(isLink);
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return links.length ? links[0] : null;
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}
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function isLink(msgEntity) {
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return msgEntity.type === "text_link";
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}
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