From 9a4b097cb0430d88c31b468f98550c007edb8bc7 Mon Sep 17 00:00:00 2001
From: Kimura Youichi <kim.upsilon@bucyou.net>
Date: Thu, 18 May 2017 01:48:51 +0900
Subject: [PATCH] =?UTF-8?q?=E4=BA=8B=E5=89=8D=E3=81=AB=E7=99=BA=E8=A1=8C?=
 =?UTF-8?q?=E3=81=97=E3=81=9FMastodon=E3=81=AEclient=5Fid,=20client=5Fsecr?=
 =?UTF-8?q?et=E3=81=AE=E7=B5=84=E3=82=92ApplicetionSettings=E5=86=85?=
 =?UTF-8?q?=E3=81=AB=E8=A8=98=E8=BF=B0=E3=81=99=E3=82=8B?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 OpenTween/ApplicationSettings.cs | 14 ++++++++++++++
 OpenTween/Mastodon.cs            |  9 +++++++++
 2 files changed, 23 insertions(+)

diff --git a/OpenTween/ApplicationSettings.cs b/OpenTween/ApplicationSettings.cs
index e7a29730d..1c2685542 100644
--- a/OpenTween/ApplicationSettings.cs
+++ b/OpenTween/ApplicationSettings.cs
@@ -114,6 +114,20 @@ internal static class ApplicationSettings
         public const string TwitterConsumerKey = "zIoJPq3FsuViPTAs89FetDHYz";
         public const string TwitterConsumerSecret = "prTAs2fqLv12nHxlMoLQZT8AkpZt0yYb8A7ktGS2VYeRj0TddS";
 
+        //=====================================================================
+        // Mastodon
+
+        /// <summary>
+        /// Mastodon インスタンス毎に事前に発行した client_id, client_secret の組
+        /// </summary>
+        /// <remarks>
+        /// ここに含まれていないインスタンスでは <see cref="Api.MastodonApi.AppsRegister"/> によって
+        /// アプリケーションの登録を都度行います
+        /// </remarks>
+        public static readonly IReadOnlyDictionary<string, Tuple<string, string>> MastodonClientIds = new Dictionary<string, Tuple<string, string>>
+        {
+        };
+
         //=====================================================================
         // Foursquare
         // https://developer.foursquare.com/ から取得できます。
diff --git a/OpenTween/Mastodon.cs b/OpenTween/Mastodon.cs
index daabc1335..f13961342 100644
--- a/OpenTween/Mastodon.cs
+++ b/OpenTween/Mastodon.cs
@@ -52,6 +52,15 @@ public void Initialize(MastodonCredential account)
 
         public static async Task<MastodonRegisteredApp> RegisterClientAsync(Uri instanceUri)
         {
+            if (ApplicationSettings.MastodonClientIds.TryGetValue(instanceUri.Host, out var client))
+            {
+                return new MastodonRegisteredApp
+                {
+                    ClientId = client.Item1,
+                    ClientSecret = client.Item2,
+                };
+            }
+
             using var api = new MastodonApi(instanceUri);
             var redirectUri = new Uri("urn:ietf:wg:oauth:2.0:oob");
             var scope = "read write follow";