Implement /ignore and /unignore commands

Simplify authorized network requests for Twitch V5 api
add onShow virtual function to settings pages if they need to be refreshed when shown
Actually ignoring messages from ignored users is still not implemented

Working on #247

chatterino.pro

@@ -179,6 +179,7 @@ SOURCES += \
     src/util/rapidjson-helpers.cpp \
     src/providers/twitch/pubsubhelpers.cpp \
     src/providers/twitch/pubsubactions.cpp \
+    src/providers/twitch/twitchuser.cpp \
     src/widgets/selectchanneldialog.cpp \
     src/singletons/updatemanager.cpp \
     src/widgets/lastruncrashdialog.cpp \
@@ -316,6 +317,7 @@ HEADERS  += \
     src/util/rapidjson-helpers.hpp \
     src/providers/twitch/pubsubhelpers.hpp \
     src/providers/twitch/pubsubactions.hpp \
+    src/providers/twitch/twitchuser.hpp \
     src/widgets/selectchanneldialog.hpp \
     src/singletons/updatemanager.hpp \
     src/widgets/lastruncrashdialog.hpp \

src/controllers/commands/commandcontroller.cpp

@@ -119,26 +119,38 @@ QString CommandController::execCommand(const QString &text, ChannelPtr channel,
 
                 return "";
             } else if (commandName == "/ignore" && words.size() >= 2) {
-                // fourtf: ignore user
-                //                QString messageText;
+                auto app = getApp();
 
-                //                if (IrcManager::getInstance().tryAddIgnoredUser(words.at(1),
-                //                messageText)) {
-                //                    messageText = "Ignored user \"" + words.at(1) + "\".";
-                //                }
+                auto user = app->accounts->Twitch.getCurrent();
+                auto target = words.at(1);
 
-                //                channel->addMessage(messages::Message::createSystemMessage(messageText));
+                if (user->isAnon()) {
+                    channel->addMessage(messages::Message::createSystemMessage(
+                        "You must be logged in to ignore someone"));
                     return "";
-            } else if (commandName == "/unignore") {
-                // fourtf: ignore user
-                //                QString messageText;
+                }
 
-                //                if (IrcManager::getInstance().tryRemoveIgnoredUser(words.at(1),
-                //                messageText)) {
-                //                    messageText = "Ignored user \"" + words.at(1) + "\".";
-                //                }
+                user->ignore(target, [channel](const QString &message) {
+                    channel->addMessage(messages::Message::createSystemMessage(message));
+                });
+
+                return "";
+            } else if (commandName == "/unignore" && words.size() >= 2) {
+                auto app = getApp();
+
+                auto user = app->accounts->Twitch.getCurrent();
+                auto target = words.at(1);
+
+                if (user->isAnon()) {
+                    channel->addMessage(messages::Message::createSystemMessage(
+                        "You must be logged in to ignore someone"));
+                    return "";
+                }
+
+                user->unignore(target, [channel](const QString &message) {
+                    channel->addMessage(messages::Message::createSystemMessage(message));
+                });
 
-                //                channel->addMessage(messages::Message::createSystemMessage(messageText));
                 return "";
             } else if (commandName == "/w") {
                 if (words.length() <= 2) {

src/providers/twitch/twitchaccount.cpp

@@ -1,5 +1,9 @@
 #include "providers/twitch/twitchaccount.hpp"
+
 #include "const.hpp"
+#include "debug/log.hpp"
+#include "util/networkrequest.hpp"
+#include "util/urlfetch.hpp"
 
 namespace chatterino {
 namespace providers {
@@ -68,6 +72,146 @@ bool TwitchAccount::isAnon() const
     return this->_isAnon;
 }
 
+void TwitchAccount::loadIgnores()
+{
+    QString url("https://api.twitch.tv/kraken/users/" + this->getUserId() + "/blocks");
+
+    util::NetworkRequest req(url);
+    req.setRequestType(util::NetworkRequest::GET);
+    req.setCaller(QThread::currentThread());
+    req.makeAuthorizedV5(this->getOAuthClient(), this->getOAuthToken());
+    req.onSuccess([=](const rapidjson::Document &document) {
+        if (!document.IsObject()) {
+            return false;
+        }
+
+        auto blocksIt = document.FindMember("blocks");
+        if (blocksIt == document.MemberEnd()) {
+            return false;
+        }
+        const auto &blocks = blocksIt->value;
+
+        if (!blocks.IsArray()) {
+            return false;
+        }
+
+        {
+            std::lock_guard<std::mutex> lock(this->ignoresMutex);
+            this->ignores.clear();
+
+            for (const auto &block : blocks.GetArray()) {
+                if (!block.IsObject()) {
+                    continue;
+                }
+                auto userIt = block.FindMember("user");
+                if (userIt == block.MemberEnd()) {
+                    continue;
+                }
+                this->ignores.insert(TwitchUser::fromJSON(userIt->value));
+            }
+        }
+
+        return true;
+    });
+
+    req.execute();
+}
+
+void TwitchAccount::ignore(const QString &targetName,
+                           std::function<void(const QString &message)> onFinished)
+{
+    util::twitch::getUserID(targetName, QThread::currentThread(), [=](QString targetUserID) {
+        QString url("https://api.twitch.tv/kraken/users/" + this->getUserId() + "/blocks/" +
+                    targetUserID);
+
+        util::NetworkRequest req(url);
+        req.setRequestType(util::NetworkRequest::PUT);
+        req.setCaller(QThread::currentThread());
+        req.makeAuthorizedV5(this->getOAuthClient(), this->getOAuthToken());
+
+        req.onError([=](int errorCode) {
+            onFinished("An unknown error occured while trying to ignore user " + targetName + " (" +
+                       QString::number(errorCode) + ")");
+
+            return true;
+        });
+
+        req.onSuccess([=](const rapidjson::Document &document) {
+            if (!document.IsObject()) {
+                onFinished("Bad JSON data while ignoring user " + targetName);
+                return false;
+            }
+
+            auto userIt = document.FindMember("user");
+            if (userIt == document.MemberEnd()) {
+                onFinished("Bad JSON data while ignoring user (missing user) " + targetName);
+                return false;
+            }
+
+            auto ignoredUser = TwitchUser::fromJSON(userIt->value);
+            {
+                std::lock_guard<std::mutex> lock(this->ignoresMutex);
+
+                auto res = this->ignores.insert(ignoredUser);
+                if (!res.second) {
+                    const TwitchUser &existingUser = *(res.first);
+                    existingUser.update(ignoredUser);
+                    onFinished("User " + targetName + " is already ignored");
+                    return false;
+                }
+            }
+            onFinished("Successfully ignored user " + targetName);
+
+            return true;
+        });
+
+        req.execute();
+    });
+}
+
+void TwitchAccount::unignore(const QString &targetName,
+                             std::function<void(const QString &message)> onFinished)
+{
+    util::twitch::getUserID(targetName, QThread::currentThread(), [=](QString targetUserID) {
+        QString url("https://api.twitch.tv/kraken/users/" + this->getUserId() + "/blocks/" +
+                    targetUserID);
+
+        util::NetworkRequest req(url);
+        req.setRequestType(util::NetworkRequest::DELETE);
+        req.setCaller(QThread::currentThread());
+        req.makeAuthorizedV5(this->getOAuthClient(), this->getOAuthToken());
+
+        req.onError([=](int errorCode) {
+            onFinished("An unknown error occured while trying to unignore user " + targetName +
+                       " (" + QString::number(errorCode) + ")");
+
+            return true;
+        });
+
+        req.onSuccess([=](const rapidjson::Document &document) {
+            TwitchUser ignoredUser;
+            ignoredUser.id = targetUserID;
+            {
+                std::lock_guard<std::mutex> lock(this->ignoresMutex);
+
+                this->ignores.erase(ignoredUser);
+            }
+            onFinished("Successfully unignored user " + targetName);
+
+            return true;
+        });
+
+        req.execute();
+    });
+}
+
+std::set<TwitchUser> TwitchAccount::getIgnores() const
+{
+    std::lock_guard<std::mutex> lock(this->ignoresMutex);
+
+    return this->ignores;
+}
+
 }  // namespace twitch
 }  // namespace providers
 }  // namespace chatterino

src/providers/twitch/twitchaccount.hpp

@@ -1,9 +1,12 @@
 #pragma once
 
+#include "controllers/accounts/account.hpp"
+#include "providers/twitch/twitchuser.hpp"
+
 #include <QColor>
 #include <QString>
 
-#include "controllers/accounts/account.hpp"
+#include <set>
 
 namespace chatterino {
 namespace providers {
@@ -33,6 +36,12 @@ public:
 
     bool isAnon() const;
 
+    void loadIgnores();
+    void ignore(const QString &targetName, std::function<void(const QString &)> onFinished);
+    void unignore(const QString &targetName, std::function<void(const QString &)> onFinished);
+
+    std::set<TwitchUser> getIgnores() const;
+
     QColor color;
 
 private:
@@ -41,6 +50,9 @@ private:
     QString userName;
     QString userId;
     const bool _isAnon;
+
+    mutable std::mutex ignoresMutex;
+    std::set<TwitchUser> ignores;
 };
 
 }  // namespace twitch

src/providers/twitch/twitchaccountmanager.cpp

@@ -11,6 +11,10 @@ namespace twitch {
 TwitchAccountManager::TwitchAccountManager()
     : anonymousUser(new TwitchAccount(ANONYMOUS_USERNAME, "", "", ""))
 {
+    this->currentUserChanged.connect([this] {
+        auto currentUser = this->getCurrent();
+        currentUser->loadIgnores();
+    });
 }
 
 std::shared_ptr<TwitchAccount> TwitchAccountManager::getCurrent()

src/providers/twitch/twitchuser.cpp

@@ -0,0 +1,34 @@
+#include "providers/twitch/twitchuser.hpp"
+
+#include "util/rapidjson-helpers.hpp"
+
+namespace chatterino {
+namespace providers {
+namespace twitch {
+
+TwitchUser TwitchUser::fromJSON(const rapidjson::Value &value)
+{
+    TwitchUser user;
+
+    if (!value.IsObject()) {
+        throw std::runtime_error("JSON value is not an object");
+    }
+
+    if (!rj::getSafe(value, "_id", user.id)) {
+        throw std::runtime_error("Missing ID key");
+    }
+
+    if (!rj::getSafe(value, "name", user.name)) {
+        throw std::runtime_error("Missing name key");
+    }
+
+    if (!rj::getSafe(value, "display_name", user.displayName)) {
+        throw std::runtime_error("Missing display name key");
+    }
+
+    return user;
+}
+
+}  // namespace twitch
+}  // namespace providers
+}  // namespace chatterino

src/providers/twitch/twitchuser.hpp

@@ -0,0 +1,35 @@
+#pragma once
+
+#include <rapidjson/document.h>
+#include <QString>
+
+#include <cassert>
+
+namespace chatterino {
+namespace providers {
+namespace twitch {
+
+struct TwitchUser {
+    QString id;
+    mutable QString name;
+    mutable QString displayName;
+
+    void update(const TwitchUser &other) const
+    {
+        assert(this->id == other.id);
+
+        this->name = other.name;
+        this->displayName = other.displayName;
+    }
+
+    static TwitchUser fromJSON(const rapidjson::Value &value);
+
+    bool operator<(const TwitchUser &rhs) const
+    {
+        return this->id < rhs.id;
+    }
+};
+
+}  // namespace twitch
+}  // namespace providers
+}  // namespace chatterino

src/util/networkrequest.hpp

@@ -62,6 +62,15 @@ static rapidjson::Document parseJSONFromReply2(QNetworkReply *reply)
 
 class NetworkRequest
 {
+public:
+    enum RequestType {
+        GET,
+        POST,
+        PUT,
+        DELETE,
+    };
+
+private:
     struct Data {
         QNetworkRequest request;
         const QObject *caller = nullptr;
@@ -69,6 +78,13 @@ class NetworkRequest
         int timeoutMS = -1;
         bool useQuickLoadCache = false;
 
+        std::function<bool(int)> onError;
+        std::function<bool(const rapidjson::Document &)> onSuccess;
+
+        NetworkRequest::RequestType requestType;
+
+        QByteArray payload;
+
         QString getHash()
         {
             if (this->hash.isEmpty()) {
@@ -100,6 +116,28 @@ public:
     explicit NetworkRequest(const std::string &url);
     explicit NetworkRequest(const QString &url);
 
+    void setRequestType(RequestType newRequestType)
+    {
+        this->data.requestType = newRequestType;
+    }
+
+    template <typename Func>
+    void onError(Func cb)
+    {
+        this->data.onError = cb;
+    }
+
+    template <typename Func>
+    void onSuccess(Func cb)
+    {
+        this->data.onSuccess = cb;
+    }
+
+    void setPayload(const QByteArray &payload)
+    {
+        this->data.payload = payload;
+    }
+
     void setUseQuickLoadCache(bool value);
 
     void setCaller(const QObject *_caller)
@@ -112,16 +150,33 @@ public:
         this->data.onReplyCreated = f;
     }
 
-    void setRawHeader(const QByteArray &headerName, const QByteArray &value)
+    void setRawHeader(const char *headerName, const char *value)
     {
         this->data.request.setRawHeader(headerName, value);
     }
 
+    void setRawHeader(const char *headerName, const QByteArray &value)
+    {
+        this->data.request.setRawHeader(headerName, value);
+    }
+
+    void setRawHeader(const char *headerName, const QString &value)
+    {
+        this->data.request.setRawHeader(headerName, value.toUtf8());
+    }
+
     void setTimeout(int ms)
     {
         this->data.timeoutMS = ms;
     }
 
+    void makeAuthorizedV5(const QString &clientID, const QString &oauthToken)
+    {
+        this->setRawHeader("Client-ID", clientID);
+        this->setRawHeader("Accept", "application/vnd.twitchtv.v5+json");
+        this->setRawHeader("Authorization", "OAuth " + oauthToken);
+    }
+
     template <typename FinishedCallback>
     void get(FinishedCallback onFinished)
     {
@@ -243,6 +298,169 @@ public:
             return true;
         });
     }
+
+    void execute()
+    {
+        switch (this->data.requestType) {
+            case GET: {
+                this->executeGet();
+            } break;
+
+            case PUT: {
+                debug::Log("Call PUT request!");
+                this->executePut();
+            } break;
+
+            case DELETE: {
+                debug::Log("Call DELETE request!");
+                this->executeDelete();
+            } break;
+
+            default: {
+                debug::Log("Unhandled request type {}", (int)this->data.requestType);
+            } break;
+        }
+    }
+
+private:
+    void useCache()
+    {
+        if (this->data.useQuickLoadCache) {
+            auto app = getApp();
+
+            QFile cachedFile(app->paths->cacheFolderPath + "/" + this->data.getHash());
+
+            if (cachedFile.exists()) {
+                if (cachedFile.open(QIODevice::ReadOnly)) {
+                    QByteArray bytes = cachedFile.readAll();
+
+                    // qDebug() << "Loaded cached resource" << this->data.request.url();
+
+                    auto document = parseJSONFromData2(bytes);
+
+                    bool success = false;
+
+                    if (!document.IsNull()) {
+                        success = this->data.onSuccess(document);
+                    }
+
+                    cachedFile.close();
+
+                    if (!success) {
+                        // The images were not successfully loaded from the file
+                        // XXX: Invalidate the cache file so we don't attempt to load it again next
+                        // time
+                    }
+                }
+            }
+        }
+    }
+
+    void doRequest()
+    {
+        QTimer *timer = nullptr;
+        if (this->data.timeoutMS > 0) {
+            timer = new QTimer;
+        }
+
+        NetworkRequester requester;
+        NetworkWorker *worker = new NetworkWorker;
+
+        worker->moveToThread(&NetworkManager::workerThread);
+
+        if (this->data.caller != nullptr) {
+            QObject::connect(worker, &NetworkWorker::doneUrl, this->data.caller,
+                             [data = this->data](auto reply) mutable {
+                                 if (reply->error() != QNetworkReply::NetworkError::NoError) {
+                                     // TODO: We might want to call an onError callback here
+                                     return;
+                                 }
+
+                                 QByteArray readBytes = reply->readAll();
+                                 QByteArray bytes;
+                                 bytes.setRawData(readBytes.data(), readBytes.size());
+                                 data.writeToCache(bytes);
+                                 data.onSuccess(parseJSONFromData2(bytes));
+
+                                 reply->deleteLater();
+                             });
+        }
+
+        if (timer != nullptr) {
+            timer->start(this->data.timeoutMS);
+        }
+
+        QObject::connect(&requester, &NetworkRequester::requestUrl, worker,
+                         [timer, data = std::move(this->data), worker]() {
+                             QNetworkReply *reply;
+                             switch (data.requestType) {
+                                 case GET: {
+                                     reply = NetworkManager::NaM.get(data.request);
+                                 } break;
+
+                                 case PUT: {
+                                     reply = NetworkManager::NaM.put(data.request, data.payload);
+                                 } break;
+
+                                 case DELETE: {
+                                     reply = NetworkManager::NaM.deleteResource(data.request);
+                                 } break;
+                             }
+
+                             if (reply == nullptr) {
+                                 debug::Log("Unhandled request type {}", (int)data.requestType);
+                                 return;
+                             }
+
+                             if (timer != nullptr) {
+                                 QObject::connect(timer, &QTimer::timeout, worker,
+                                                  [reply, timer, data]() {
+                                                      debug::Log("Aborted!");
+                                                      reply->abort();
+                                                      timer->deleteLater();
+                                                      data.onError(-2);
+                                                  });
+                             }
+
+                             if (data.onReplyCreated) {
+                                 data.onReplyCreated(reply);
+                             }
+
+                             QObject::connect(reply, &QNetworkReply::finished, worker,
+                                              [data = std::move(data), worker, reply]() mutable {
+                                                  if (data.caller == nullptr) {
+                                                      QByteArray bytes = reply->readAll();
+                                                      data.writeToCache(bytes);
+                                                      data.onSuccess(parseJSONFromData2(bytes));
+
+                                                      reply->deleteLater();
+                                                  } else {
+                                                      emit worker->doneUrl(reply);
+                                                  }
+
+                                                  delete worker;
+                                              });
+                         });
+
+        emit requester.requestUrl();
+    }
+
+    void executeGet()
+    {
+        this->useCache();
+
+        this->doRequest();
+    }
+
+    void executePut()
+    {
+        this->doRequest();
+    }
+
+    void executeDelete()
+    {
+        this->doRequest();
+    }
 };
 
 }  // namespace util

src/widgets/settingsdialog.cpp

@@ -153,6 +153,10 @@ void SettingsDialog::refresh()
     //    this->ui.accountSwitchWidget->refresh();
 
     getApp()->settings->saveSnapshot();
+
+    for (auto *tab : this->tabs) {
+        tab->getSettingsPage()->onShow();
+    }
 }
 
 void SettingsDialog::scaleChangedEvent(float newDpi)

src/widgets/settingspages/ignoreuserspage.cpp

@@ -1,6 +1,7 @@
 #include "ignoreuserspage.hpp"
 
 #include "application.hpp"
+#include "singletons/accountmanager.hpp"
 #include "singletons/settingsmanager.hpp"
 #include "util/layoutcreator.hpp"
 
@@ -53,8 +54,7 @@ IgnoreUsersPage::IgnoreUsersPage()
             addremove->addStretch(1);
         }
 
-        auto userList = users.emplace<QListView>();
-        UNUSED(userList);  // TODO: Fill this list in with ignored users
+        users.emplace<QListView>()->setModel(&this->userListModel);
     }
 
     // messages
@@ -68,6 +68,23 @@ IgnoreUsersPage::IgnoreUsersPage()
     label->setStyleSheet("color: #BBB");
 }
 
+void IgnoreUsersPage::onShow()
+{
+    auto app = getApp();
+
+    auto user = app->accounts->Twitch.getCurrent();
+
+    if (user->isAnon()) {
+        return;
+    }
+
+    QStringList users;
+    for (const auto &ignoredUser : user->getIgnores()) {
+        users << ignoredUser.name;
+    }
+    this->userListModel.setStringList(users);
+}
+
 }  // namespace settingspages
 }  // namespace widgets
 }  // namespace chatterino

src/widgets/settingspages/ignoreuserspage.hpp

@@ -2,6 +2,8 @@
 
 #include "widgets/settingspages/settingspage.hpp"
 
+#include <QStringListModel>
+
 namespace chatterino {
 namespace widgets {
 namespace settingspages {
@@ -10,6 +12,11 @@ class IgnoreUsersPage : public SettingsPage
 {
 public:
     IgnoreUsersPage();
+
+    void onShow() final;
+
+private:
+    QStringListModel userListModel;
 };
 
 }  // namespace settingspages

src/widgets/settingspages/settingspage.hpp

@@ -28,6 +28,10 @@ public:
     QLineEdit *createLineEdit(pajlada::Settings::Setting<QString> &setting);
     QSpinBox *createSpinBox(pajlada::Settings::Setting<int> &setting, int min = 0, int max = 2500);
 
+    virtual void onShow()
+    {
+    }
+
 protected:
     QString name;
     QString iconResource;