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// Copyright 2022 Jamie Taylor
using System.Collections.Generic;
using System.Linq;
using StardewModdingAPI.Toolkit.Framework.UpdateData;
namespace StardewModdingAPI.Web.Framework.Clients.UpdateManifest
{
/// <summary>Metadata about an update manifest "page".</summary>
internal class UpdateManifestModPage : GenericModPage
{
/*********
** Fields
*********/
/// <summary>The mods from the update manifest.</summary>
private readonly IDictionary<string, UpdateManifestModModel> Mods;
/*********
** Public methods
*********/
/// <summary>Construct an instance.</summary>
/// <param name="url">The URL of the update manifest file.</param>
/// <param name="manifest">The parsed update manifest.</param>
public UpdateManifestModPage(string url, UpdateManifestModel manifest)
: base(ModSiteKey.UpdateManifest, url)
{
this.IsSubkeyStrict = true;
this.Mods = manifest.Mods ?? new Dictionary<string, UpdateManifestModModel>();
this.SetInfo(name: url, url: url, version: null, downloads: this.ParseDownloads(manifest.Mods).ToArray());
}
/// <summary>Return the mod name for the given subkey, if it exists in this update manifest.</summary>
/// <param name="subkey">The subkey.</param>
/// <returns>The mod name for the given subkey, or <see langword="null"/> if this manifest does not contain the given subkey.</returns>
public override string? GetName(string? subkey)
{
return subkey is not null && this.Mods.TryGetValue(subkey, out UpdateManifestModModel? modModel)
? modModel.Name
: null;
}
/// <summary>Return the mod URL for the given subkey, if it exists in this update manifest.</summary>
/// <param name="subkey">The subkey.</param>
/// <returns>The mod URL for the given subkey, or <see langword="null"/> if this manifest does not contain the given subkey.</returns>
public override string? GetUrl(string? subkey)
{
return subkey is not null && this.Mods.TryGetValue(subkey, out UpdateManifestModModel? modModel)
? modModel.Url
: null;
}
/*********
** Private methods
*********/
/// <summary>Convert the raw download info from an update manifest to <see cref="IModDownload"/>.</summary>
/// <param name="mods">The mods from the update manifest.</param>
private IEnumerable<IModDownload> ParseDownloads(IDictionary<string, UpdateManifestModModel>? mods)
{
if (mods is null)
yield break;
foreach ((string modKey, UpdateManifestModModel mod) in mods)
{
if (mod.Versions is null)
continue;
foreach (UpdateManifestVersionModel version in mod.Versions)
yield return new UpdateManifestModDownload(modKey, mod.Name ?? modKey, version.Version, version.DownloadFileUrl ?? version.DownloadPageUrl);
}
}
}
}
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