285 lines
11 KiB
C#
285 lines
11 KiB
C#
using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Net.Http;
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using System.Text;
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using System.Text.Json;
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using System.Text.RegularExpressions;
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using System.Threading.Tasks;
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using AngleSharp.Dom;
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using AngleSharp.Html.Parser;
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using GoldbergGUI.Core.Models;
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using GoldbergGUI.Core.Utils;
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using MvvmCross.Logging;
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using NinjaNye.SearchExtensions;
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using SteamStorefrontAPI;
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namespace GoldbergGUI.Core.Services
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{
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// gets info from steam api
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public interface ISteamService
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{
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public Task Initialize(IMvxLog log);
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public IEnumerable<SteamApp> GetListOfAppsByName(string name);
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public SteamApp GetAppByName(string name);
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public SteamApp GetAppById(int appid);
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public Task<List<SteamApp>> GetListOfDlc(SteamApp steamApp, bool useSteamDb);
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}
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class SteamCache
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{
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public string Filename { get; }
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public string SteamUri { get; }
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public Type ApiVersion { get; }
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public AppType SteamAppType { get; }
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public HashSet<SteamApp> Cache { get; set; } = new HashSet<SteamApp>();
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public SteamCache(string filename, string uri, Type apiVersion, AppType steamAppType)
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{
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Filename = filename;
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SteamUri = uri;
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ApiVersion = apiVersion;
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SteamAppType = steamAppType;
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}
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}
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// ReSharper disable once UnusedType.Global
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// ReSharper disable once ClassNeverInstantiated.Global
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public class SteamService : ISteamService
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{
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// ReSharper disable StringLiteralTypo
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private readonly Dictionary<AppType, SteamCache> _caches =
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new Dictionary<AppType, SteamCache>
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{
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{
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AppType.Game,
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new SteamCache(
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"steamapps_games.json",
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"https://api.steampowered.com/IStoreService/GetAppList/v1/" +
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"?max_results=50000" +
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"&include_games=1" +
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"&key=" + Secrets.SteamWebApiKey(),
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typeof(SteamAppsV1),
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AppType.Game
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)
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},
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{
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AppType.DLC,
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new SteamCache(
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"steamapps_dlc.json",
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"https://api.steampowered.com/IStoreService/GetAppList/v1/" +
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"?max_results=50000" +
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"&include_games=0" +
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"&include_dlc=1" +
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"&key=" + Secrets.SteamWebApiKey(),
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typeof(SteamAppsV1),
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AppType.DLC
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)
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}
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};
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private static readonly Secrets Secrets = new Secrets();
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private const string UserAgent =
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"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) " +
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"Chrome/87.0.4280.88 Safari/537.36";
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private IMvxLog _log;
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public async Task Initialize(IMvxLog log)
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{
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//var (path, uri, jsonType, appType) = _caches[0];
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static SteamApps DeserializeSteamApps(Type type, string cacheString)
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{
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if (type == typeof(SteamAppsV1))
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return JsonSerializer.Deserialize<SteamAppsV1>(cacheString);
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else if (type == typeof(SteamAppsV2))
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return JsonSerializer.Deserialize<SteamAppsV2>(cacheString);
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return null;
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}
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foreach (var (k, c) in _caches)
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{
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_log = log;
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_log.Info($"Updating cache ({k.Value})...");
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var updateNeeded =
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DateTime.Now.Subtract(File.GetLastWriteTimeUtc(c.Filename)).TotalDays >= 1;
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SteamApps steamApps;
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try
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{
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var temp = await GetCache(updateNeeded, c.SteamUri, c.Filename)
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.ConfigureAwait(false);
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steamApps = DeserializeSteamApps(c.ApiVersion, temp);
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}
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catch (JsonException)
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{
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_log.Error("Local cache broken, forcing update...");
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var temp = await GetCache(true, c.SteamUri, c.Filename).ConfigureAwait(false);
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steamApps = DeserializeSteamApps(c.ApiVersion, temp);
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}
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try
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{
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var cacheRaw = new HashSet<SteamApp>(steamApps.AppList.Apps);
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var cache = new HashSet<SteamApp>();
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foreach (var steamApp in cacheRaw)
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{
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steamApp.type = c.SteamAppType;
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cache.Add(steamApp);
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}
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c.Cache = cache;
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_log.Info("Loaded cache into memory!");
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}
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catch (NullReferenceException e)
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{
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Console.WriteLine(e);
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throw;
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}
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}
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}
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private async Task<string> GetCache(bool updateNeeded, string steamUri, string cachePath)
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{
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string cacheString;
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if (updateNeeded)
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{
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_log.Info("Getting content from API...");
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var client = new HttpClient();
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var response = await client.GetAsync(steamUri).ConfigureAwait(false);
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var responseBody = await response.Content.ReadAsStringAsync().ConfigureAwait(false);
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_log.Info("Got content from API successfully. Writing to file...");
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await File.WriteAllTextAsync(cachePath, responseBody, Encoding.UTF8).ConfigureAwait(false);
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_log.Info("Cache written to file successfully.");
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cacheString = responseBody;
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}
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else
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{
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_log.Info("Cache already up to date!");
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cacheString = await File.ReadAllTextAsync(cachePath).ConfigureAwait(false);
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}
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return cacheString;
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}
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public IEnumerable<SteamApp> GetListOfAppsByName(string name)
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{
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var listOfAppsByName = _caches[AppType.Game].Cache.Search(x => x.Name)
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.SetCulture(StringComparison.OrdinalIgnoreCase)
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.ContainingAll(name.Split(' '));
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return listOfAppsByName;
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}
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public SteamApp GetAppByName(string name)
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{
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_log.Info($"Trying to get app {name}");
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var comparableName = Regex.Replace(name, Misc.SpecialCharsRegex, "").ToLower();
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var app = _caches[AppType.Game].Cache.FirstOrDefault(x => x.CompareName(comparableName));
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if (app != null) _log.Info($"Successfully got app {app}");
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return app;
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}
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public SteamApp GetAppById(int appid)
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{
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_log.Info($"Trying to get app with ID {appid}");
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var app = _caches[AppType.Game].Cache.FirstOrDefault(x => x.AppId.Equals(appid));
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if (app != null) _log.Info($"Successfully got app {app}");
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return app;
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}
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public async Task<List<SteamApp>> GetListOfDlc(SteamApp steamApp, bool useSteamDb)
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{
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_log.Info("Get DLC");
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var dlcList = new List<SteamApp>();
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if (steamApp != null)
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{
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var task = AppDetails.GetAsync(steamApp.AppId);
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var steamAppDetails = await task.ConfigureAwait(true);
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if (steamAppDetails.Type == AppType.Game.Value)
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{
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steamAppDetails.DLC.ForEach(x =>
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{
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var result = _caches[AppType.DLC].Cache.FirstOrDefault(y => y.AppId.Equals(x))
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?? new SteamApp {AppId = x, Name = $"Unknown DLC {x}"};
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dlcList.Add(result);
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});
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dlcList.ForEach(x => _log.Debug($"{x.AppId}={x.Name}"));
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_log.Info("Got DLC successfully...");
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// Get DLC from SteamDB
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// Get Cloudflare cookie
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// Scrape and parse HTML page
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// Add missing to DLC list
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// ReSharper disable once InvertIf
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if (useSteamDb)
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{
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var steamDbUri = new Uri($"https://steamdb.info/app/{steamApp.AppId}/dlc/");
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var client = new HttpClient();
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client.DefaultRequestHeaders.UserAgent.ParseAdd(UserAgent);
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_log.Info("Get SteamDB App");
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var httpCall = client.GetAsync(steamDbUri);
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var response = await httpCall.ConfigureAwait(false);
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_log.Debug(httpCall.Status.ToString());
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_log.Debug(response.EnsureSuccessStatusCode().ToString());
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var readAsStringAsync = response.Content.ReadAsStringAsync();
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var responseBody = await readAsStringAsync.ConfigureAwait(false);
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_log.Debug(readAsStringAsync.Status.ToString());
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var parser = new HtmlParser();
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var doc = parser.ParseDocument(responseBody);
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var query1 = doc.QuerySelector("#dlc");
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if (query1 != null)
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{
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var query2 = query1.QuerySelectorAll(".app");
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foreach (var element in query2)
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{
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var dlcId = element.GetAttribute("data-appid");
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var query3 = element.QuerySelectorAll("td");
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var dlcName = query3 != null
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? query3[1].Text().Replace("\n", "").Trim()
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: $"Unknown DLC {dlcId}";
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var dlcApp = new SteamApp {AppId = Convert.ToInt32(dlcId), Name = dlcName};
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var i = dlcList.FindIndex(x => x.AppId.Equals(dlcApp.AppId));
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if (i > -1)
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{
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if (dlcList[i].Name.Contains("Unknown DLC")) dlcList[i] = dlcApp;
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}
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else
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{
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dlcList.Add(dlcApp);
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}
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}
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dlcList.ForEach(x => _log.Debug($"{x.AppId}={x.Name}"));
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_log.Info("Got DLC from SteamDB successfully...");
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}
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else
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{
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_log.Error("Could not get DLC from SteamDB!");
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}
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}
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}
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else
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{
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_log.Error("Could not get DLC: Steam App is not of type \"game\"");
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}
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}
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else
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{
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_log.Error("Could not get DLC: Invalid Steam App");
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}
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return dlcList;
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}
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}
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} |