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using System.Threading.Tasks;
using Pathoschild.Http.Client;
using StardewModdingAPI.Toolkit;
using StardewModdingAPI.Web.Framework.Clients.ModDrop.ResponseModels;
namespace StardewModdingAPI.Web.Framework.Clients.ModDrop
{
/// <summary>An HTTP client for fetching mod metadata from the ModDrop API.</summary>
internal class ModDropClient : IModDropClient
{
/*********
** Fields
*********/
/// <summary>The underlying HTTP client.</summary>
private readonly IClient Client;
/// <summary>The URL for a ModDrop mod page for the user, where {0} is the mod ID.</summary>
private readonly string ModUrlFormat;
/*********
** Public methods
*********/
/// <summary>Construct an instance.</summary>
/// <param name="userAgent">The user agent for the API client.</param>
/// <param name="apiUrl">The base URL for the ModDrop API.</param>
/// <param name="modUrlFormat">The URL for a ModDrop mod page for the user, where {0} is the mod ID.</param>
public ModDropClient(string userAgent, string apiUrl, string modUrlFormat)
{
this.Client = new FluentClient(apiUrl).SetUserAgent(userAgent);
this.ModUrlFormat = modUrlFormat;
}
/// <summary>Get metadata about a mod.</summary>
/// <param name="id">The ModDrop mod ID.</param>
/// <returns>Returns the mod info if found, else <c>null</c>.</returns>
public async Task<ModDropMod> GetModAsync(long id)
{
// get raw data
ModListModel response = await this.Client
.PostAsync("")
.WithBody(new
{
ModIDs = new[] { id },
Files = true,
Mods = true
})
.As<ModListModel>();
ModModel mod = response.Mods[id];
if (mod.Mod?.Title == null || mod.Mod.ErrorCode.HasValue)
return null;
// get latest versions
ISemanticVersion latest = null;
ISemanticVersion optional = null;
foreach (FileDataModel file in mod.Files)
{
if (file.IsOld || file.IsDeleted || file.IsHidden)
continue;
if (!SemanticVersion.TryParse(file.Version, out ISemanticVersion version))
continue;
if (file.IsDefault)
{
if (latest == null || version.IsNewerThan(latest))
latest = version;
}
else if (optional == null || version.IsNewerThan(optional))
optional = version;
}
if (latest == null)
{
latest = optional;
optional = null;
}
if (optional != null && latest.IsNewerThan(optional))
optional = null;
// generate result
return new ModDropMod
{
Name = mod.Mod?.Title,
LatestDefaultVersion = latest,
LatestOptionalVersion = optional,
Url = string.Format(this.ModUrlFormat, id)
};
}
/// <summary>Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.</summary>
public void Dispose()
{
this.Client?.Dispose();
}
}
}
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