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using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Mvc;
using StardewModdingAPI.Web.Framework.ModRepositories;
using StardewModdingAPI.Web.Models;
namespace StardewModdingAPI.Web.Controllers
{
/// <summary>Provides an API to perform mod update checks.</summary>
[Route("api/v1.0/mods")]
[Produces("application/json")]
public class ModsController : Controller
{
/*********
** Properties
*********/
/// <summary>The mod repositories which provide mod metadata.</summary>
private readonly IDictionary<string, IModRepository> Repositories =
new IModRepository[]
{
new NexusRepository()
}
.ToDictionary(p => p.VendorKey, StringComparer.CurrentCultureIgnoreCase);
/*********
** Public methods
*********/
/// <summary>Fetch version metadata for the given mods.</summary>
/// <param name="modKeys">The namespaced mod keys to search as a comma-delimited array.</param>
[HttpGet]
public async Task<IDictionary<string, ModInfoModel>> GetAsync(string modKeys)
{
return await this.Post(new ModSearchModel
{
ModKeys = modKeys?.Split(',').Select(p => p.Trim()).ToArray() ?? new string[0]
});
}
/// <summary>Fetch version metadata for the given mods.</summary>
/// <param name="search">The search options.</param>
[HttpPost]
public async Task<IDictionary<string, ModInfoModel>> Post([FromBody] ModSearchModel search)
{
// sort & filter keys
string[] modKeys = (search.ModKeys ?? new string[0])
.Distinct(StringComparer.CurrentCultureIgnoreCase)
.OrderBy(p => p, StringComparer.CurrentCultureIgnoreCase)
.ToArray();
// fetch mod info
IDictionary<string, ModInfoModel> result = new Dictionary<string, ModInfoModel>(StringComparer.CurrentCultureIgnoreCase);
foreach (string modKey in modKeys)
{
// parse mod key
if (!this.TryParseModKey(modKey, out string vendorKey, out string modID))
{
result[modKey] = new ModInfoModel("The mod key isn't in a valid format. It should contain the mod repository key and mod ID like 'Nexus:541'.");
continue;
}
// get matching repository
if (!this.Repositories.TryGetValue(vendorKey, out IModRepository repository))
{
result[modKey] = new ModInfoModel("There's no mod repository matching this namespaced mod ID.");
continue;
}
// fetch mod info
result[modKey] = await repository.GetModInfoAsync(modID);
}
return result;
}
/*********
** Private methods
*********/
/// <summary>Parse a namespaced mod ID.</summary>
/// <param name="raw">The raw mod ID to parse.</param>
/// <param name="vendorKey">The parsed vendor key.</param>
/// <param name="modID">The parsed mod ID.</param>
/// <returns>Returns whether the value could be parsed.</returns>
private bool TryParseModKey(string raw, out string vendorKey, out string modID)
{
// split parts
string[] parts = raw?.Split(':');
if (parts == null || parts.Length != 2)
{
vendorKey = null;
modID = null;
return false;
}
// parse
vendorKey = parts[0];
modID = parts[1];
return true;
}
}
}
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