Deprecated /(un)follow commands and respective usercard action (#3078)

/(un)follow commands are marked as deprecated and link to the issue this PR is closing.
follow button on the usercard is removed completely

Co-authored-by: pajlada <rasmus.karlsson@pajlada.com>
Co-authored-by: Felanbird <41973452+Felanbird@users.noreply.github.com>

CHANGELOG.md

@@ -3,6 +3,7 @@
 ## Unversioned
 
 - Major: Newly uploaded Twitch emotes are once again present in emote picker and can be autocompleted with Tab as well. (#2992)
+- Major: Deprecated `/(un)follow` commands and (un)following in the usercards as Twitch has removed this feature for 3rd party applications. (#3076, #3078)
 - Major: Added the ability to add nicknames for users. (#137, #2981)
 - Major: Work on rate-limiting JOINs and PARTs. (#3112)
 - Minor: Added autocompletion in /whispers for Twitch emotes, Global Bttv/Ffz emotes and emojis. (#2999, #3033)

src/controllers/commands/CommandController.cpp

@@ -373,6 +373,22 @@ void CommandController::initialize(Settings &, Paths &paths)
             return "";
         });
 
+    this->registerCommand("/follow", [](const auto &words, auto channel) {
+        channel->addMessage(makeSystemMessage(
+            "Twitch has removed the ability to follow users through "
+            "third-party applications. For more information, see "
+            "https://github.com/Chatterino/chatterino2/issues/3076"));
+        return "";
+    });
+
+    this->registerCommand("/unfollow", [](const auto &words, auto channel) {
+        channel->addMessage(makeSystemMessage(
+            "Twitch has removed the ability to unfollow users through "
+            "third-party applications. For more information, see "
+            "https://github.com/Chatterino/chatterino2/issues/3076"));
+        return "";
+    });
+
     /// Supported commands
 
     this->registerCommand(
@@ -407,90 +423,6 @@ void CommandController::initialize(Settings &, Paths &paths)
 
     this->registerCommand("/unblock", unblockLambda);
 
-    this->registerCommand("/follow", [](const auto &words, auto channel) {
-        if (words.size() < 2)
-        {
-            channel->addMessage(makeSystemMessage("Usage: /follow [user]"));
-            return "";
-        }
-
-        auto currentUser = getApp()->accounts->twitch.getCurrent();
-
-        if (currentUser->isAnon())
-        {
-            channel->addMessage(
-                makeSystemMessage("You must be logged in to follow someone!"));
-            return "";
-        }
-
-        auto target = words.at(1);
-
-        getHelix()->getUserByName(
-            target,
-            [currentUser, channel, target](const auto &targetUser) {
-                getHelix()->followUser(
-                    currentUser->getUserId(), targetUser.id,
-                    [channel, target]() {
-                        channel->addMessage(makeSystemMessage(
-                            "You successfully followed " + target));
-                    },
-                    [channel, target]() {
-                        channel->addMessage(makeSystemMessage(
-                            QString("User %1 could not be followed, an unknown "
-                                    "error occurred!")
-                                .arg(target)));
-                    });
-            },
-            [channel, target] {
-                channel->addMessage(
-                    makeSystemMessage(QString("User %1 could not be followed, "
-                                              "no user with that name found!")
-                                          .arg(target)));
-            });
-
-        return "";
-    });
-
-    this->registerCommand("/unfollow", [](const auto &words, auto channel) {
-        if (words.size() < 2)
-        {
-            channel->addMessage(makeSystemMessage("Usage: /unfollow [user]"));
-            return "";
-        }
-
-        auto currentUser = getApp()->accounts->twitch.getCurrent();
-
-        if (currentUser->isAnon())
-        {
-            channel->addMessage(makeSystemMessage(
-                "You must be logged in to unfollow someone!"));
-            return "";
-        }
-
-        auto target = words.at(1);
-
-        getHelix()->getUserByName(
-            target,
-            [currentUser, channel, target](const auto &targetUser) {
-                getHelix()->unfollowUser(
-                    currentUser->getUserId(), targetUser.id,
-                    [channel, target]() {
-                        channel->addMessage(makeSystemMessage(
-                            "You successfully unfollowed " + target));
-                    },
-                    [channel, target]() {
-                        channel->addMessage(makeSystemMessage(
-                            "An error occurred while unfollowing " + target));
-                    });
-            },
-            [channel, target] {
-                channel->addMessage(makeSystemMessage(
-                    QString("User %1 could not be followed!").arg(target)));
-            });
-
-        return "";
-    });
-
     this->registerCommand("/user", [](const auto &words, auto channel) {
         if (words.size() < 2)
         {

src/providers/twitch/TwitchAccount.cpp

@@ -186,23 +186,6 @@ void TwitchAccount::unblockUser(QString userId, std::function<void()> onSuccess,
         std::move(onFailure));
 }
 
-void TwitchAccount::checkFollow(const QString targetUserID,
-                                std::function<void(FollowResult)> onFinished)
-{
-    const auto onResponse = [onFinished](bool following, const auto &record) {
-        if (!following)
-        {
-            onFinished(FollowResult_NotFollowing);
-            return;
-        }
-
-        onFinished(FollowResult_Following);
-    };
-
-    getHelix()->getUserFollow(this->getUserId(), targetUserID, onResponse,
-                              [] {});
-}
-
 SharedAccessGuard<const std::set<TwitchUser>> TwitchAccount::accessBlocks()
     const
 {

src/providers/twitch/TwitchAccount.hpp

@@ -108,9 +108,6 @@ public:
     void unblockUser(QString userId, std::function<void()> onSuccess,
                      std::function<void()> onFailure);
 
-    void checkFollow(const QString targetUserID,
-                     std::function<void(FollowResult)> onFinished);
-
     SharedAccessGuard<const std::set<QString>> accessBlockedUserIds() const;
     SharedAccessGuard<const std::set<TwitchUser>> accessBlocks() const;
 

src/providers/twitch/api/Helix.cpp

@@ -142,25 +142,6 @@ void Helix::getUserFollowers(
                             std::move(failureCallback));
 }
 
-void Helix::getUserFollow(
-    QString userId, QString targetId,
-    ResultCallback<bool, HelixUsersFollowsRecord> successCallback,
-    HelixFailureCallback failureCallback)
-{
-    this->fetchUsersFollows(
-        std::move(userId), std::move(targetId),
-        [successCallback](const auto &response) {
-            if (response.data.empty())
-            {
-                successCallback(false, HelixUsersFollowsRecord());
-                return;
-            }
-
-            successCallback(true, response.data[0]);
-        },
-        std::move(failureCallback));
-}
-
 void Helix::fetchStreams(
     QStringList userIds, QStringList userLogins,
     ResultCallback<std::vector<HelixStream>> successCallback,
@@ -354,50 +335,6 @@ void Helix::getGameById(QString gameId,
         failureCallback);
 }
 
-void Helix::followUser(QString userId, QString targetId,
-                       std::function<void()> successCallback,
-                       HelixFailureCallback failureCallback)
-{
-    QUrlQuery urlQuery;
-
-    urlQuery.addQueryItem("from_id", userId);
-    urlQuery.addQueryItem("to_id", targetId);
-
-    this->makeRequest("users/follows", urlQuery)
-        .type(NetworkRequestType::Post)
-        .onSuccess([successCallback](auto /*result*/) -> Outcome {
-            successCallback();
-            return Success;
-        })
-        .onError([failureCallback](auto /*result*/) {
-            // TODO: make better xd
-            failureCallback();
-        })
-        .execute();
-}
-
-void Helix::unfollowUser(QString userId, QString targetId,
-                         std::function<void()> successCallback,
-                         HelixFailureCallback failureCallback)
-{
-    QUrlQuery urlQuery;
-
-    urlQuery.addQueryItem("from_id", userId);
-    urlQuery.addQueryItem("to_id", targetId);
-
-    this->makeRequest("users/follows", urlQuery)
-        .type(NetworkRequestType::Delete)
-        .onSuccess([successCallback](auto /*result*/) -> Outcome {
-            successCallback();
-            return Success;
-        })
-        .onError([failureCallback](auto /*result*/) {
-            // TODO: make better xd
-            failureCallback();
-        })
-        .execute();
-}
-
 void Helix::createClip(QString channelId,
                        ResultCallback<HelixClip> successCallback,
                        std::function<void(HelixClipError)> failureCallback,

src/providers/twitch/api/Helix.hpp

@@ -341,11 +341,6 @@ public:
         ResultCallback<HelixUsersFollowsResponse> successCallback,
         HelixFailureCallback failureCallback);
 
-    void getUserFollow(
-        QString userId, QString targetId,
-        ResultCallback<bool, HelixUsersFollowsRecord> successCallback,
-        HelixFailureCallback failureCallback);
-
     // https://dev.twitch.tv/docs/api/reference#get-streams
     void fetchStreams(QStringList userIds, QStringList userLogins,
                       ResultCallback<std::vector<HelixStream>> successCallback,
@@ -372,16 +367,6 @@ public:
     void getGameById(QString gameId, ResultCallback<HelixGame> successCallback,
                      HelixFailureCallback failureCallback);
 
-    // https://dev.twitch.tv/docs/api/reference#create-user-follows
-    void followUser(QString userId, QString targetId,
-                    std::function<void()> successCallback,
-                    HelixFailureCallback failureCallback);
-
-    // https://dev.twitch.tv/docs/api/reference#delete-user-follows
-    void unfollowUser(QString userId, QString targetlId,
-                      std::function<void()> successCallback,
-                      HelixFailureCallback failureCallback);
-
     // https://dev.twitch.tv/docs/api/reference#create-clip
     void createClip(QString channelId,
                     ResultCallback<HelixClip> successCallback,

src/providers/twitch/api/README.md

@@ -47,26 +47,6 @@ URL: https://dev.twitch.tv/docs/api/reference#get-streams
   - `TwitchChannel` to get live status, game, title, and viewer count of a channel
   - `NotificationController` to provide notifications for channels you might not have open in Chatterino, but are still interested in getting notifications for
 
-### Follow User
-
-URL: https://dev.twitch.tv/docs/api/reference#create-user-follows  
-Requires `user:edit:follows` scope
-
-- We implement this in `providers/twitch/api/Helix.cpp followUser`  
-  Used in:
-  - `widgets/dialogs/UserInfoPopup.cpp` to follow a user by ticking follow checkbox in usercard
-  - `controllers/commands/CommandController.cpp` in /follow command
-
-### Unfollow User
-
-URL: https://dev.twitch.tv/docs/api/reference#delete-user-follows  
-Requires `user:edit:follows` scope
-
-- We implement this in `providers/twitch/api/Helix.cpp unfollowUser`  
-  Used in:
-  - `widgets/dialogs/UserInfoPopup.cpp` to unfollow a user by unticking follow checkbox in usercard
-  - `controllers/commands/CommandController.cpp` in /unfollow command
-
 ### Create Clip
 
 URL: https://dev.twitch.tv/docs/api/reference#create-clip  

src/widgets/dialogs/UserInfoPopup.cpp

@@ -233,7 +233,6 @@ UserInfoPopup::UserInfoPopup(bool closeAutomatically, QWidget *parent)
     {
         user->addStretch(1);
 
-        user.emplace<QCheckBox>("Follow").assign(&this->ui_.follow);
         user.emplace<QCheckBox>("Block").assign(&this->ui_.block);
         user.emplace<QCheckBox>("Ignore highlights")
             .assign(&this->ui_.ignoreHighlights);
@@ -403,56 +402,6 @@ void UserInfoPopup::scaleChangedEvent(float /*scale*/)
 
 void UserInfoPopup::installEvents()
 {
-    std::weak_ptr<bool> hack = this->hack_;
-
-    // follow
-    QObject::connect(
-        this->ui_.follow, &QCheckBox::stateChanged,
-        [this](int newState) mutable {
-            auto currentUser = getApp()->accounts->twitch.getCurrent();
-
-            const auto reenableFollowCheckbox = [this] {
-                this->ui_.follow->setEnabled(true);
-            };
-
-            if (!this->ui_.follow->isEnabled())
-            {
-                // We received a state update while the checkbox was disabled
-                // This can only happen from the "check current follow state" call
-                // The state has been updated to properly reflect the users current follow state
-                reenableFollowCheckbox();
-                return;
-            }
-
-            switch (newState)
-            {
-                case Qt::CheckState::Unchecked: {
-                    this->ui_.follow->setEnabled(false);
-                    getHelix()->unfollowUser(currentUser->getUserId(),
-                                             this->userId_,
-                                             reenableFollowCheckbox, [] {
-                                                 //
-                                             });
-                }
-                break;
-
-                case Qt::CheckState::PartiallyChecked: {
-                    // We deliberately ignore this state
-                }
-                break;
-
-                case Qt::CheckState::Checked: {
-                    this->ui_.follow->setEnabled(false);
-                    getHelix()->followUser(currentUser->getUserId(),
-                                           this->userId_,
-                                           reenableFollowCheckbox, [] {
-                                               //
-                                           });
-                }
-                break;
-            }
-        });
-
     std::shared_ptr<bool> ignoreNext = std::make_shared<bool>(false);
 
     // block
@@ -616,8 +565,6 @@ void UserInfoPopup::updateLatestMessages()
 
 void UserInfoPopup::updateUserData()
 {
-    this->ui_.follow->setEnabled(false);
-
     std::weak_ptr<bool> hack = this->hack_;
     auto currentUser = getApp()->accounts->twitch.getCurrent();
 
@@ -683,19 +630,6 @@ void UserInfoPopup::updateUserData()
                 // on failure
             });
 
-        // get follow state
-        currentUser->checkFollow(user.id, [this, hack](auto result) {
-            if (!hack.lock())
-            {
-                return;
-            }
-            if (result != FollowResult_Failed)
-            {
-                this->ui_.follow->setChecked(result == FollowResult_Following);
-                this->ui_.follow->setEnabled(true);
-            }
-        });
-
         // get ignore state
         bool isIgnoring = false;
 
@@ -772,7 +706,6 @@ void UserInfoPopup::updateUserData()
     getHelix()->getUserByName(this->userName_, onUserFetched,
                               onUserFetchFailed);
 
-    this->ui_.follow->setEnabled(false);
     this->ui_.block->setEnabled(false);
     this->ui_.ignoreHighlights->setEnabled(false);
 }

src/widgets/dialogs/UserInfoPopup.hpp

@@ -59,7 +59,6 @@ private:
         Label *followageLabel = nullptr;
         Label *subageLabel = nullptr;
 
-        QCheckBox *follow = nullptr;
         QCheckBox *block = nullptr;
         QCheckBox *ignoreHighlights = nullptr;