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using System;
using System.Linq;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Caching.Memory;
using Microsoft.Extensions.Options;
using StardewModdingAPI.Toolkit;
using StardewModdingAPI.Toolkit.Framework.Clients.Wiki;
using StardewModdingAPI.Web.Framework.ConfigModels;
using StardewModdingAPI.Web.ViewModels;
namespace StardewModdingAPI.Web.Controllers
{
/// <summary>Provides user-friendly info about SMAPI mods.</summary>
internal class ModsController : Controller
{
/*********
** Properties
*********/
/// <summary>The cache in which to store mod metadata.</summary>
private readonly IMemoryCache Cache;
/// <summary>The number of minutes successful update checks should be cached before refetching them.</summary>
private readonly int SuccessCacheMinutes;
/*********
** Public methods
*********/
/// <summary>Construct an instance.</summary>
/// <param name="cache">The cache in which to store mod metadata.</param>
/// <param name="configProvider">The config settings for mod update checks.</param>
public ModsController(IMemoryCache cache, IOptions<ModUpdateCheckConfig> configProvider)
{
ModUpdateCheckConfig config = configProvider.Value;
this.Cache = cache;
this.SuccessCacheMinutes = config.SuccessCacheMinutes;
}
/// <summary>Display information for all mods.</summary>
[HttpGet]
[Route("mods")]
public async Task<ViewResult> Index()
{
return this.View("Index", await this.FetchDataAsync());
}
/*********
** Private methods
*********/
/// <summary>Asynchronously fetch mod metadata from the wiki.</summary>
public async Task<ModListModel> FetchDataAsync()
{
return await this.Cache.GetOrCreateAsync($"{nameof(ModsController)}_mod_list", async entry =>
{
WikiModEntry[] entries = await new ModToolkit().GetWikiCompatibilityListAsync();
ModListModel model = new ModListModel(
stableVersion: "1.3.28",
betaVersion: "1.3.31-beta",
mods: entries
.Select(mod => new ModModel(mod))
.OrderBy(p => Regex.Replace(p.Name.ToLower(), "[^a-z0-9]", "")) // ignore case, spaces, and special characters when sorting
);
entry.AbsoluteExpiration = DateTimeOffset.UtcNow.AddMinutes(this.SuccessCacheMinutes);
return model;
});
}
}
}
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