Clicking tag now select gem and scrolls to it, it also resets filters if gem is filtered out, also gem filter creation was refactored

Signed-off-by: nggieber <nggieber@amazon.com>

Code/Tools/ProjectManager/Source/GemCatalog/GemCatalogScreen.cpp

@@ -30,7 +30,7 @@ namespace O3DE::ProjectManager
         : ScreenWidget(parent)
     {
         m_gemModel = new GemModel(this);
-        m_proxModel = new GemSortFilterProxyModel(m_gemModel, this);
+        m_proxyModel = new GemSortFilterProxyModel(m_gemModel, this);
 
         QVBoxLayout* vLayout = new QVBoxLayout();
         vLayout->setMargin(0);
@@ -39,7 +39,7 @@ namespace O3DE::ProjectManager
 
         m_downloadController = new DownloadController();
 
-        m_headerWidget = new GemCatalogHeaderWidget(m_gemModel, m_proxModel, m_downloadController);
+        m_headerWidget = new GemCatalogHeaderWidget(m_gemModel, m_proxyModel, m_downloadController);
         vLayout->addWidget(m_headerWidget);
 
         connect(m_gemModel, &GemModel::gemStatusChanged, this, &GemCatalogScreen::OnGemStatusChanged);
@@ -50,11 +50,11 @@ namespace O3DE::ProjectManager
         hLayout->setMargin(0);
         vLayout->addLayout(hLayout);
 
-        m_gemListView = new GemListView(m_proxModel, m_proxModel->GetSelectionModel(), this);
+        m_gemListView = new GemListView(m_proxyModel, m_proxyModel->GetSelectionModel(), this);
         m_gemInspector = new GemInspector(m_gemModel, this);
         m_gemInspector->setFixedWidth(240);
 
-        connect(m_gemInspector, &GemInspector::TagClicked, m_headerWidget, &GemCatalogHeaderWidget::SetSearchFilter);
+        connect(m_gemInspector, &GemInspector::TagClicked, this, &GemCatalogScreen::SelectGem);
 
         QWidget* filterWidget = new QWidget(this);
         filterWidget->setFixedWidth(240);
@@ -63,7 +63,7 @@ namespace O3DE::ProjectManager
         m_filterWidgetLayout->setSpacing(0);
         filterWidget->setLayout(m_filterWidgetLayout);
 
-        GemListHeaderWidget* listHeaderWidget = new GemListHeaderWidget(m_proxModel);
+        GemListHeaderWidget* listHeaderWidget = new GemListHeaderWidget(m_proxyModel);
 
         QVBoxLayout* middleVLayout = new QVBoxLayout();
         middleVLayout->setMargin(0);
@@ -86,15 +86,17 @@ namespace O3DE::ProjectManager
         m_gemsToRegisterWithProject.clear();
         FillModel(projectPath);
 
+        m_proxyModel->ResetFilters();
+
         if (m_filterWidget)
         {
-            m_filterWidget->hide();
-            m_filterWidget->deleteLater();
+            m_filterWidget->ResetAllFilters();
         }
-
-        m_proxModel->ResetFilters();
-        m_filterWidget = new GemFilterWidget(m_proxModel);
+        else
+        {
+            m_filterWidget = new GemFilterWidget(m_proxyModel);
             m_filterWidgetLayout->addWidget(m_filterWidget);
+        }
 
         m_headerWidget->ReinitForProject();
 
@@ -193,6 +195,20 @@ namespace O3DE::ProjectManager
         }
     }
 
+    void GemCatalogScreen::SelectGem(const QString& gemName)
+    {
+        QModelIndex modelIndex = m_gemModel->FindIndexByNameString(gemName);
+        if (!m_proxyModel->filterAcceptsRow(modelIndex.row(), QModelIndex()))
+        {
+            m_proxyModel->ResetFilters();
+            m_filterWidget->ResetAllFilters();
+        }
+
+        QModelIndex proxyIndex = m_proxyModel->mapFromSource(modelIndex);
+        m_proxyModel->GetSelectionModel()->select(proxyIndex, QItemSelectionModel::ClearAndSelect);
+        m_gemListView->scrollTo(proxyIndex);
+    }
+
     void GemCatalogScreen::hideEvent(QHideEvent* event)
     {
         ScreenWidget::hideEvent(event);

Code/Tools/ProjectManager/Source/GemCatalog/GemCatalogScreen.h

@@ -48,6 +48,7 @@ namespace O3DE::ProjectManager
     public slots:
         void OnGemStatusChanged(const QModelIndex& modelIndex, uint32_t numChangedDependencies);
         void OnAddGemClicked();
+        void SelectGem(const QString& gemName);
 
     protected:
         void hideEvent(QHideEvent* event) override;
@@ -68,7 +69,7 @@ namespace O3DE::ProjectManager
         GemInspector* m_gemInspector = nullptr;
         GemModel* m_gemModel = nullptr;
         GemCatalogHeaderWidget* m_headerWidget = nullptr;
-        GemSortFilterProxyModel* m_proxModel = nullptr;
+        GemSortFilterProxyModel* m_proxyModel = nullptr;
         QVBoxLayout* m_filterWidgetLayout = nullptr;
         GemFilterWidget* m_filterWidget = nullptr;
         DownloadController* m_downloadController = nullptr;

Code/Tools/ProjectManager/Source/GemCatalog/GemFilterWidget.cpp

@@ -213,11 +213,99 @@ namespace O3DE::ProjectManager
         m_filterLayout->setContentsMargins(0, 0, 0, 0);
         filterSection->setLayout(m_filterLayout);
 
+        ResetAllFilters();
+    }
+
+    void GemFilterWidget::ResetAllFilters()
+    {
         ResetGemStatusFilter();
-        AddGemOriginFilter();
-        AddTypeFilter();
-        AddPlatformFilter();
-        AddFeatureFilter();
+        ResetGemOriginFilter();
+        ResetTypeFilter();
+        ResetPlatformFilter();
+        ResetFeatureFilter();
+    }
+
+    void GemFilterWidget::ResetFilterWidget(
+        FilterCategoryWidget*& filterPtr,
+        const QString& filterName,
+        const QVector<QString>& elementNames,
+        const QVector<int>& elementCounts,
+        int defaultShowCount)
+    {
+        bool wasCollapsed = false;
+        if (filterPtr)
+        {
+            wasCollapsed = filterPtr->IsCollapsed();
+        }
+
+        FilterCategoryWidget* filterWidget = new FilterCategoryWidget(
+            filterName, elementNames, elementCounts, /*showAllLessButton=*/defaultShowCount != 4, /*collapsed*/ wasCollapsed,
+            /*defaultShowCount=*/defaultShowCount);
+        if (filterPtr)
+        {
+            m_filterLayout->replaceWidget(filterPtr, filterWidget);
+        }
+        else
+        {
+            m_filterLayout->addWidget(filterWidget);
+        }
+
+        filterPtr->deleteLater();
+        filterPtr = filterWidget;
+    }
+
+    template<typename filterType, typename filterFlagsType>
+    void GemFilterWidget::ResetSimpleOrFilter(
+        FilterCategoryWidget*& filterPtr,
+        const QString& filterName,
+        int numFilterElements,
+        bool (*filterMatcher)(GemModel*, filterType, int),
+        QString (*typeStringGetter)(filterType),
+        filterFlagsType (GemSortFilterProxyModel::*filterFlagsGetter)() const,
+        void (GemSortFilterProxyModel::*filterFlagsSetter)(const filterFlagsType&))
+    {
+        QVector<QString> elementNames;
+        QVector<int> elementCounts;
+        const int numGems = m_gemModel->rowCount();
+        for (int filterIndex = 0; filterIndex < numFilterElements; ++filterIndex)
+        {
+            const filterType gemFilterToBeCounted = static_cast<filterType>(1 << filterIndex);
+
+            int gemFilterCount = 0;
+            for (int gemIndex = 0; gemIndex < numGems; ++gemIndex)
+            {
+                // If filter matches increment filter count
+                gemFilterCount += filterMatcher(m_gemModel, gemFilterToBeCounted, gemIndex);
+            }
+            elementNames.push_back(typeStringGetter(gemFilterToBeCounted));
+            elementCounts.push_back(gemFilterCount);
+        }
+
+        // Replace existing filter and delete old one
+        ResetFilterWidget(filterPtr, filterName, elementNames, elementCounts);
+
+        const QList<QAbstractButton*> buttons = filterPtr->GetButtonGroup()->buttons();
+        for (int i = 0; i < buttons.size(); ++i)
+        {
+            const filterType gemFilter = static_cast<filterType>(1 << i);
+            QAbstractButton* button = buttons[i];
+
+            connect(
+                button, &QAbstractButton::toggled, this,
+                [=](bool checked)
+                {
+                    filterFlagsType gemFilters = (m_filterProxyModel->*filterFlagsGetter)();
+                    if (checked)
+                    {
+                        gemFilters |= gemFilter;
+                    }
+                    else
+                    {
+                        gemFilters &= ~gemFilter;
+                    }
+                    (m_filterProxyModel->*filterFlagsSetter)(gemFilters);
+                });
+        }
     }
 
     void GemFilterWidget::ResetGemStatusFilter()
@@ -241,25 +329,7 @@ namespace O3DE::ProjectManager
         elementNames.push_back(GemSortFilterProxyModel::GetGemActiveString(GemSortFilterProxyModel::GemActive::Inactive));
         elementCounts.push_back(totalGems - enabledGemTotal);
 
-        bool wasCollapsed = false;
-        if (m_statusFilter)
-        {
-            wasCollapsed = m_statusFilter->IsCollapsed();
-        }
-
-        FilterCategoryWidget* filterWidget =
-            new FilterCategoryWidget("Status", elementNames, elementCounts, /*showAllLessButton=*/false, /*collapsed*/wasCollapsed);
-        if (m_statusFilter)
-        {
-            m_filterLayout->replaceWidget(m_statusFilter, filterWidget);
-        }
-        else
-        {
-            m_filterLayout->addWidget(filterWidget);
-        }
-
-        m_statusFilter->deleteLater();
-        m_statusFilter = filterWidget;
+        ResetFilterWidget(m_statusFilter, "Status", elementNames, elementCounts);
 
         const QList<QAbstractButton*> buttons = m_statusFilter->GetButtonGroup()->buttons();
 
@@ -317,157 +387,42 @@ namespace O3DE::ProjectManager
         connect(activeButton, &QAbstractButton::toggled, this, updateGemActive);
     }
 
-    void GemFilterWidget::AddGemOriginFilter()
+    void GemFilterWidget::ResetGemOriginFilter()
     {
-        QVector<QString> elementNames;
-        QVector<int> elementCounts;
-        const int numGems = m_gemModel->rowCount();
-        for (int originIndex = 0; originIndex < GemInfo::NumGemOrigins; ++originIndex)
+        ResetSimpleOrFilter<GemInfo::GemOrigin, GemInfo::GemOrigins>
+        (
+            m_originFilter, "Provider", GemInfo::NumGemOrigins,
+            [](GemModel* gemModel, GemInfo::GemOrigin origin, int gemIndex)
             {
-            const GemInfo::GemOrigin gemOriginToBeCounted = static_cast<GemInfo::GemOrigin>(1 << originIndex);
-
-            int gemOriginCount = 0;
-            for (int gemIndex = 0; gemIndex < numGems; ++gemIndex)
-            {
-                const GemInfo::GemOrigin gemOrigin = m_gemModel->GetGemOrigin(m_gemModel->index(gemIndex, 0));
-
-                // Is the gem of the given origin?
-                if (gemOriginToBeCounted == gemOrigin)
-                {
-                    gemOriginCount++;
-                }
+                return origin == gemModel->GetGemOrigin(gemModel->index(gemIndex, 0)); 
+            },
+            &GemInfo::GetGemOriginString, &GemSortFilterProxyModel::GetGemOrigins, &GemSortFilterProxyModel::SetGemOrigins
+        );
     }
 
-            elementNames.push_back(GemInfo::GetGemOriginString(gemOriginToBeCounted));
-            elementCounts.push_back(gemOriginCount);
-        }
-
-        FilterCategoryWidget* filterWidget = new FilterCategoryWidget("Provider", elementNames, elementCounts, /*showAllLessButton=*/false);
-        m_filterLayout->addWidget(filterWidget);
-
-        const QList<QAbstractButton*> buttons = filterWidget->GetButtonGroup()->buttons();
-        for (int i = 0; i < buttons.size(); ++i)
+    void GemFilterWidget::ResetTypeFilter()
     {
-            const GemInfo::GemOrigin gemOrigin = static_cast<GemInfo::GemOrigin>(1 << i);
-            QAbstractButton* button = buttons[i];
-
-            connect(button, &QAbstractButton::toggled, this, [=](bool checked)
+        ResetSimpleOrFilter<GemInfo::Type, GemInfo::Types>(
+            m_typeFilter, "Type", GemInfo::NumTypes,
+            [](GemModel* gemModel, GemInfo::Type type, int gemIndex)
             {
-                    GemInfo::GemOrigins gemOrigins = m_filterProxyModel->GetGemOrigins();
-                    if (checked)
-                    {
-                        gemOrigins |= gemOrigin;
-                    }
-                    else
-                    {
-                        gemOrigins &= ~gemOrigin;
-                    }
-                    m_filterProxyModel->SetGemOrigins(gemOrigins);
-                });
-        }
-    }
-
-    void GemFilterWidget::AddTypeFilter()
-    {
-        QVector<QString> elementNames;
-        QVector<int> elementCounts;
-        const int numGems = m_gemModel->rowCount();
-        for (int typeIndex = 0; typeIndex < GemInfo::NumTypes; ++typeIndex)
-        {
-            const GemInfo::Type type = static_cast<GemInfo::Type>(1 << typeIndex);
-
-            int typeGemCount = 0;
-            for (int gemIndex = 0; gemIndex < numGems; ++gemIndex)
-            {
-                const GemInfo::Types types = m_gemModel->GetTypes(m_gemModel->index(gemIndex, 0));
-
-                // Is type (Asset, Code, Tool) part of the gem?
-                if (types & type)
-                {
-                    typeGemCount++;
-                }
-            }
-
-            elementNames.push_back(GemInfo::GetTypeString(type));
-            elementCounts.push_back(typeGemCount);
-        }
-
-        FilterCategoryWidget* filterWidget = new FilterCategoryWidget("Type", elementNames, elementCounts, /*showAllLessButton=*/false);
-        m_filterLayout->addWidget(filterWidget);
-
-        const QList<QAbstractButton*> buttons = filterWidget->GetButtonGroup()->buttons();
-        for (int i = 0; i < buttons.size(); ++i)
-        {
-            const GemInfo::Type type = static_cast<GemInfo::Type>(1 << i);
-            QAbstractButton* button = buttons[i];
-
-            connect(button, &QAbstractButton::toggled, this, [=](bool checked)
-                {
-                    GemInfo::Types types = m_filterProxyModel->GetTypes();
-                    if (checked)
-                    {
-                        types |= type;
-                    }
-                    else
-                    {
-                        types &= ~type;
-                    }
-                    m_filterProxyModel->SetTypes(types);
-                });
-        }
+                return static_cast<bool>(type & gemModel->GetTypes(gemModel->index(gemIndex, 0)));
+            },
+            &GemInfo::GetTypeString, &GemSortFilterProxyModel::GetTypes, &GemSortFilterProxyModel::SetTypes);
     }
 
-    void GemFilterWidget::AddPlatformFilter()
-    {
-        QVector<QString> elementNames;
-        QVector<int> elementCounts;
-        const int numGems = m_gemModel->rowCount();
-        for (int platformIndex = 0; platformIndex < GemInfo::NumPlatforms; ++platformIndex)
+    void GemFilterWidget::ResetPlatformFilter()
     {
-            const GemInfo::Platform platform = static_cast<GemInfo::Platform>(1 << platformIndex);
-
-            int platformGemCount = 0;
-            for (int gemIndex = 0; gemIndex < numGems; ++gemIndex)
+        ResetSimpleOrFilter<GemInfo::Platform, GemInfo::Platforms>(
+            m_platformFilter, "Supported Platforms", GemInfo::NumPlatforms,
+            [](GemModel* gemModel, GemInfo::Platform platform, int gemIndex)
             {
-                const GemInfo::Platforms platforms = m_gemModel->GetPlatforms(m_gemModel->index(gemIndex, 0));
-
-                // Is platform supported?
-                if (platforms & platform)
-                {
-                    platformGemCount++;
-                }
+                return static_cast<bool>(platform & gemModel->GetPlatforms(gemModel->index(gemIndex, 0)));
+            },
+            &GemInfo::GetPlatformString, &GemSortFilterProxyModel::GetPlatforms, &GemSortFilterProxyModel::SetPlatforms);
     }
 
-            elementNames.push_back(GemInfo::GetPlatformString(platform));
-            elementCounts.push_back(platformGemCount);
-        }
-
-        FilterCategoryWidget* filterWidget = new FilterCategoryWidget("Supported Platforms", elementNames, elementCounts, /*showAllLessButton=*/false);
-        m_filterLayout->addWidget(filterWidget);
-
-        const QList<QAbstractButton*> buttons = filterWidget->GetButtonGroup()->buttons();
-        for (int i = 0; i < buttons.size(); ++i)
-        {
-            const GemInfo::Platform platform = static_cast<GemInfo::Platform>(1 << i);
-            QAbstractButton* button = buttons[i];
-
-            connect(button, &QAbstractButton::toggled, this, [=](bool checked)
-                {
-                    GemInfo::Platforms platforms = m_filterProxyModel->GetPlatforms();
-                    if (checked)
-                    {
-                        platforms |= platform;
-                    }
-                    else
-                    {
-                        platforms &= ~platform;
-                    }
-                    m_filterProxyModel->SetPlatforms(platforms);
-                });
-        }
-    }
-
-    void GemFilterWidget::AddFeatureFilter()
+    void GemFilterWidget::ResetFeatureFilter()
     {
         // Alphabetically sorted, unique features and their number of occurrences in the gem database.
         QMap<QString, int> uniqueFeatureCounts;
@@ -497,11 +452,15 @@ namespace O3DE::ProjectManager
             elementCounts.push_back(iterator.value());
         }
 
-        FilterCategoryWidget* filterWidget = new FilterCategoryWidget("Features", elementNames, elementCounts,
-            /*showAllLessButton=*/true, false, /*defaultShowCount=*/5);
-        m_filterLayout->addWidget(filterWidget);
+        ResetFilterWidget(m_featureFilter, "Features", elementNames, elementCounts, /*defaultShowCount=*/5);
 
-        const QList<QAbstractButton*> buttons = filterWidget->GetButtonGroup()->buttons();
+        for (QMetaObject::Connection& connection : m_featureTagConnections)
+        {
+            disconnect(connection);
+        }
+        m_featureTagConnections.clear();
+
+        const QList<QAbstractButton*> buttons = m_featureFilter->GetButtonGroup()->buttons();
         for (int i = 0; i < buttons.size(); ++i)
         {
             const QString& feature = elementNames[i];
@@ -523,13 +482,13 @@ namespace O3DE::ProjectManager
                 });
 
             // Sync the UI state with the proxy model filtering.
-            connect(m_filterProxyModel, &GemSortFilterProxyModel::OnInvalidated, this, [=]
+            m_featureTagConnections.push_back(connect(m_filterProxyModel, &GemSortFilterProxyModel::OnInvalidated, this, [=]
                 {
                     const QSet<QString>& filteredFeatureTags = m_filterProxyModel->GetFeatures();
                     const bool isChecked = filteredFeatureTags.contains(button->text());
                     QSignalBlocker signalsBlocker(button);
                     button->setChecked(isChecked);
-                });
+                }));
         }
     }
 } // namespace O3DE::ProjectManager

Code/Tools/ProjectManager/Source/GemCatalog/GemFilterWidget.h

@@ -66,17 +66,41 @@ namespace O3DE::ProjectManager
         ~GemFilterWidget() = default;
 
     public slots:
+        void ResetAllFilters();
         void ResetGemStatusFilter();
 
     private:
-        void AddGemOriginFilter();
-        void AddTypeFilter();
-        void AddPlatformFilter();
-        void AddFeatureFilter();
+        void ResetGemOriginFilter();
+        void ResetTypeFilter();
+        void ResetPlatformFilter();
+        void ResetFeatureFilter();
+
+        void ResetFilterWidget(
+            FilterCategoryWidget*& filterPtr,
+            const QString& filterName,
+            const QVector<QString>& elementNames,
+            const QVector<int>& elementCounts,
+            int defaultShowCount = 4);
+
+        template<typename filterType, typename filterFlagsType>
+        void ResetSimpleOrFilter(
+            FilterCategoryWidget*& filterPtr,
+            const QString& filterName,
+            int numFilterElements,
+            bool (*filterMatcher)(GemModel*, filterType, int),
+            QString (*typeStringGetter)(filterType),
+            filterFlagsType (GemSortFilterProxyModel::*filterFlagsGetter)() const,
+            void (GemSortFilterProxyModel::*filterFlagsSetter)(const filterFlagsType&));
 
         QVBoxLayout* m_filterLayout = nullptr;
         GemModel* m_gemModel = nullptr;
         GemSortFilterProxyModel* m_filterProxyModel = nullptr;
         FilterCategoryWidget* m_statusFilter = nullptr;
+        FilterCategoryWidget* m_originFilter = nullptr;
+        FilterCategoryWidget* m_typeFilter = nullptr;
+        FilterCategoryWidget* m_platformFilter = nullptr;
+        FilterCategoryWidget* m_featureFilter = nullptr;
+
+        QVector<QMetaObject::Connection> m_featureTagConnections;
     };
 } // namespace O3DE::ProjectManager

Code/Tools/ProjectManager/Source/GemCatalog/GemModel.cpp

@@ -54,6 +54,7 @@ namespace O3DE::ProjectManager
         appendRow(item);
 
         const QModelIndex modelIndex = index(rowCount()-1, 0);
+        m_nameToIndexMap[gemInfo.m_displayName] = modelIndex;
         m_nameToIndexMap[gemInfo.m_name] = modelIndex;
     }
 

Code/Tools/ProjectManager/Source/GemCatalog/GemSortFilterProxyModel.cpp

@@ -207,6 +207,8 @@ namespace O3DE::ProjectManager
     void GemSortFilterProxyModel::ResetFilters()
     {
         m_searchString.clear();
+        m_gemSelectedFilter = GemSelected::NoFilter;
+        m_gemActiveFilter = GemActive::NoFilter;
         m_gemOriginFilter = {};
         m_platformFilter = {};
         m_typeFilter = {};