lingva-scraper-update/dist/utils/request.js

Google Translate scraper for Lingva Translate

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.Endpoint = void 0;
const axios_1 = __importDefault(require("axios"));
const user_agents_1 = __importDefault(require("user-agents"));
exports.Endpoint = {
    INFO: "info",
    TEXT: "text",
    AUDIO: "audio",
};
const request = (endpoint, retry = 0) => ({
    with: (params) => {
        const promise = retrieve(endpoint, params);
        return {
            promise,
            doing: (callback) => promise
                .then(callback)
                .catch((error) => {
                console.error("Axios Error: ", error);
                return undefined;
            })
                .then((result) => isEmpty(result) && retry < 3
                ? request(endpoint, retry + 1)
                    .with(params)
                    .doing(callback)
                : result ?? null),
        };
    },
});
const isEmpty = (item) => !item || (typeof item === "object" && "length" in item && item.length <= 0);
const retrieve = (endpoint, params) => {
    const userAgent = new user_agents_1.default().toString(); // Reuse UserAgent for all requests
    if (endpoint === exports.Endpoint.INFO) {
        const { body } = params;
        return axios_1.default.post("https://translate.google.com/_/TranslateWebserverUi/data/batchexecute?rpcids=MkEWBc&rt=c", body, {
            headers: {
                "User-Agent": userAgent,
                "Content-Type": "application/x-www-form-urlencoded",
            },
        });
    }
    if (endpoint === exports.Endpoint.TEXT) {
        const { source, target, query } = params;
        return axios_1.default.get(`https://translate.google.com/m?sl=${source}&tl=${target}&q=${query}`, {
            headers: {
                "User-Agent": userAgent,
            },
        });
    }
    if (endpoint === exports.Endpoint.AUDIO) {
        const { lang, text, textLength, speed } = params;
        return axios_1.default.get(`https://translate.google.com/translate_tts?tl=${lang}&q=${text}&textlen=${textLength}&speed=${speed}&client=tw-ob`, {
            responseType: "arraybuffer",
            headers: {
                "User-Agent": userAgent,
            },
        });
    }
    throw new Error("Invalid endpoint");
};
exports.default = request;