F95API/src/index.ts

244 lines
8.1 KiB
TypeScript

"use strict";
// Modules from file
const shared = require("./scripts/shared.js");
const networkHelper = require("./scripts/network-helper.js");
const scraper = require("./scripts/scraper.js");
const searcher = require("./scripts/searcher.js");
const uScraper = require("./scripts/user-scraper.js");
const latestFetch = require("./scripts/latest-fetch.js");
const fetchPlatformData = require("./scripts/platform-data.js").fetchPlatformData;
// Classes from file
const Credentials = require("./scripts/classes/credentials.js");
const GameInfo = require("./scripts/classes/game-info.js");
const LoginResult = require("./scripts/classes/login-result.js");
const UserData = require("./scripts/classes/user-data.js");
const PrefixParser = require("./scripts/classes/prefix-parser.js");
//#region Global variables
const USER_NOT_LOGGED = "User not authenticated, unable to continue";
//#endregion
//#region Export classes
module.exports.GameInfo = GameInfo;
module.exports.LoginResult = LoginResult;
module.exports.UserData = UserData;
module.exports.PrefixParser = PrefixParser;
//#endregion Export classes
//#region Export properties
/**
* @public
* Set the logger level for module debugging.
*/
/* istambul ignore next */
module.exports.loggerLevel = shared.logger.level;
exports.loggerLevel = "warn"; // By default log only the warn messages
/**
* @public
* Indicates whether a user is logged in to the F95Zone platform or not.
* @returns {String}
*/
module.exports.isLogged = function isLogged() {
return shared.isLogged;
};
//#endregion Export properties
//#region Export methods
/**
* @public
* Log in to the F95Zone platform.
* This **must** be the first operation performed before accessing any other script functions.
* @param {String} username Username used for login
* @param {String} password Password used for login
* @returns {Promise<LoginResult>} Result of the operation
*/
module.exports.login = async function (username, password) {
/* istanbul ignore next */
if (shared.isLogged) {
shared.logger.info(`${username} already authenticated`);
return new LoginResult(true, `${username} already authenticated`);
}
shared.logger.trace("Fetching token...");
const creds = new Credentials(username, password);
await creds.fetchToken();
shared.logger.trace(`Authentication for ${username}`);
const result = await networkHelper.authenticate(creds);
shared.isLogged = result.success;
// Load platform data
if (result.success) await fetchPlatformData();
/* istambul ignore next */
if (result.success) shared.logger.info("User logged in through the platform");
else shared.logger.warn(`Error during authentication: ${result.message}`);
return result;
};
/**
* @public
* Chek if exists a new version of the game.
* You **must** be logged in to the portal before calling this method.
* @param {GameInfo} info Information about the game to get the version for
* @returns {Promise<Boolean>} true if an update is available, false otherwise
*/
module.exports.checkIfGameHasUpdate = async function (info) {
/* istanbul ignore next */
if (!shared.isLogged) {
shared.logger.warn(USER_NOT_LOGGED);
return false;
}
// F95 change URL at every game update,
// so if the URL is different an update is available
const exists = await networkHelper.urlExists(info.url, true);
if (!exists) return true;
// Parse version from title
const onlineInfo = await scraper.getGameInfo(info.url);
const onlineVersion = onlineInfo.version;
// Compare the versions
return onlineVersion.toUpperCase() !== info.version.toUpperCase();
};
/**
* @public
* Starting from the name, it gets all the information about the game you are looking for.
* You **must** be logged in to the portal before calling this method.
* @param {String} name Name of the game searched
* @param {Boolean} mod Indicate if you are looking for mods or games
* @returns {Promise<GameInfo[]>} List of information obtained where each item corresponds to
* an identified game (in the case of homonymy of titles)
*/
module.exports.getGameData = async function (name, mod) {
/* istanbul ignore next */
if (!shared.isLogged) {
shared.logger.warn(USER_NOT_LOGGED);
return null;
}
// Gets the search results of the game/mod being searched for
const urls = mod ?
await searcher.searchMod(name) :
await searcher.searchGame(name);
// Process previous partial results
const results = [];
for (const url of urls) {
// Start looking for information
const info = await scraper.getGameInfo(url);
if (info) results.push(info);
}
return results;
};
/**
* @public
* Starting from the url, it gets all the information about the game you are looking for.
* You **must** be logged in to the portal before calling this method.
* @param {String} url URL of the game to obtain information of
* @returns {Promise<GameInfo>} Information about the game. If no game was found, null is returned
*/
module.exports.getGameDataFromURL = async function (url) {
/* istanbul ignore next */
if (!shared.isLogged) {
shared.logger.warn(USER_NOT_LOGGED);
return null;
}
// Check URL validity
const exists = await networkHelper.urlExists(url);
if (!exists) throw new URIError(`${url} is not a valid URL`);
if (!networkHelper.isF95URL(url)) throw new Error(`${url} is not a valid F95Zone URL`);
// Get game data
return await scraper.getGameInfo(url);
};
/**
* @public
* Gets the data of the currently logged in user.
* You **must** be logged in to the portal before calling this method.
* @returns {Promise<UserData>} Data of the user currently logged in
*/
module.exports.getUserData = async function () {
/* istanbul ignore next */
if (!shared.isLogged) {
shared.logger.warn(USER_NOT_LOGGED);
return null;
}
return await uScraper.getUserData();
};
/**
* @public
* Gets the latest updated games that match the specified parameters.
* You **must** be logged in to the portal before calling this method.
* @param {Object} args
* Parameters used for the search.
* @param {String[]} [args.tags]
* List of tags to be included in the search (max 5).
* @param {Number} [args.datelimit]
* Number of days since the game was last updated.
* The entered value will be approximated to the nearest valid one.
* Use `0` to select no time limit.
* @param {String[]} [args.prefixes]
* Prefixes to be included in the search.
* @param {String} [args.sorting]
* Method of sorting the results between (default: `date`):
* `date`, `likes`, `views`, `name`, `rating`
* @param {Number} limit Maximum number of results
* @returns {Promise<GameInfo[]>} List of games
*/
module.exports.getLatestUpdates = async function(args, limit) {
// Check limit value
if(limit <= 0) throw new Error("limit must be greater than 0");
// Prepare the parser
const parser = new PrefixParser();
// Get the closest date limit
let filterDate = 0;
if(args.datelimit) {
const validDate = [365, 180, 90, 30, 14, 7, 3, 1, 0];
filterDate = getNearestValueFromArray(validDate, args.datelimit);
}
// Fetch the games
const query = {
tags: args.tags ? parser.prefixesToIDs(args.tags) : [],
prefixes: args.prefixes ? parser.prefixesToIDs(args.prefixes) : [],
sort: args.sorting ? args.sorting : "date",
date: filterDate,
};
const urls = await latestFetch.fetchLatest(query, limit);
// Get the gamedata from urls
const promiseList = urls.map(u => exports.getGameDataFromURL(u));
return await Promise.all(promiseList);
};
//#endregion
//#region Private Methods
/**
* @private
* Given an array of numbers, get the nearest value for a given `value`.
* @param {Number[]} array List of default values
* @param {Number} value Value to search
*/
function getNearestValueFromArray(array, value) {
// Script taken from:
// https://www.gavsblog.com/blog/find-closest-number-in-array-javascript
array.sort((a, b) => {
return Math.abs(value - a) - Math.abs(value - b);
});
return array[0];
}
//#endregion