add support for CurseForge update keys (#605)

1 files changed, 63 insertions, 0 deletions

diff --git a/src/SMAPI.Web/Framework/ModRepositories/CurseForgeRepository.cs b/src/SMAPI.Web/Framework/ModRepositories/CurseForgeRepository.cs
new file mode 100644
index 00000000..93ddc1eb
--- /dev/null
+++ b/src/SMAPI.Web/Framework/ModRepositories/CurseForgeRepository.cs
@@ -0,0 +1,63 @@
+using System;
+using System.Threading.Tasks;
+using StardewModdingAPI.Toolkit.Framework.UpdateData;
+using StardewModdingAPI.Web.Framework.Clients.CurseForge;
+
+namespace StardewModdingAPI.Web.Framework.ModRepositories
+{
+    /// <summary>An HTTP client for fetching mod metadata from CurseForge.</summary>
+    internal class CurseForgeRepository : RepositoryBase
+    {
+        /*********
+        ** Fields
+        *********/
+        /// <summary>The underlying CurseForge API client.</summary>
+        private readonly ICurseForgeClient Client;
+
+
+        /*********
+        ** Public methods
+        *********/
+        /// <summary>Construct an instance.</summary>
+        /// <param name="client">The underlying CurseForge API client.</param>
+        public CurseForgeRepository(ICurseForgeClient client)
+            : base(ModRepositoryKey.CurseForge)
+        {
+            this.Client = client;
+        }
+
+        /// <summary>Get metadata about a mod in the repository.</summary>
+        /// <param name="id">The mod ID in this repository.</param>
+        public override async Task<ModInfoModel> GetModInfoAsync(string id)
+        {
+            // validate ID format
+            if (!uint.TryParse(id, out uint curseID))
+                return new ModInfoModel().SetError(RemoteModStatus.DoesNotExist, $"The value '{id}' isn't a valid CurseForge mod ID, must be an integer ID.");
+
+            // fetch info
+            try
+            {
+                CurseForgeMod mod = await this.Client.GetModAsync(curseID);
+                if (mod == null)
+                    return new ModInfoModel().SetError(RemoteModStatus.DoesNotExist, "Found no CurseForge mod with this ID.");
+                if (mod.Error != null)
+                {
+                    RemoteModStatus remoteStatus = RemoteModStatus.InvalidData;
+                    return new ModInfoModel().SetError(remoteStatus, mod.Error);
+                }
+
+                return new ModInfoModel(name: mod.Name, version: this.NormalizeVersion(mod.LatestVersion), url: mod.Url);
+            }
+            catch (Exception ex)
+            {
+                return new ModInfoModel().SetError(RemoteModStatus.TemporaryError, ex.ToString());
+            }
+        }
+
+        /// <summary>Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.</summary>
+        public override void Dispose()
+        {
+            this.Client.Dispose();
+        }
+    }
+}