feat(notifications): add notification display rules

- block: skips the notification completely
- mute: does not play sound (played by noctalia), shows popup, adds to
history
- hide: no sound, no popup, still adds to history

Modules/Panels/Settings/Tabs/Notifications/NotificationRuleEditPopup.qml

@@ -0,0 +1,120 @@
+import QtQuick
+import QtQuick.Controls
+import QtQuick.Layouts
+import qs.Commons
+import qs.Services.System
+import qs.Widgets
+
+Popup {
+  id: root
+  modal: true
+  closePolicy: Popup.NoAutoClose
+  dim: true
+  anchors.centerIn: parent
+
+  width: Math.min(500 * Style.uiScaleRatio, parent.width * 0.9)
+  padding: Style.marginL
+
+  property int editIndex: -1
+  property string patternValue: ""
+  property string actionValue: "block"
+
+  signal saved(string pattern, string action)
+
+  property var _savedSlot: null
+  property string _selectedAction: "block"
+
+  background: Rectangle {
+    color: Color.mSurface
+    radius: Style.radiusL
+    border.color: Color.mOutline
+    border.width: Style.borderS
+  }
+
+  onOpened: {
+    patternInput.text = patternValue;
+    actionCombo.currentKey = actionValue;
+    _selectedAction = actionValue;
+    patternInput.forceActiveFocus();
+  }
+
+  contentItem: ColumnLayout {
+    id: contentLayout
+    spacing: Style.marginL
+
+    RowLayout {
+      Layout.fillWidth: true
+      NText {
+        text: editIndex >= 0 ? I18n.tr("panels.notifications.rules-edit") : I18n.tr("panels.notifications.rules-add")
+        font.weight: Style.fontWeightBold
+        pointSize: Style.fontSizeL
+        Layout.fillWidth: true
+      }
+      NIconButton {
+        icon: "close"
+        onClicked: root.close()
+      }
+    }
+
+    ColumnLayout {
+      Layout.fillWidth: true
+      spacing: Style.marginM
+
+      NTextInput {
+        id: patternInput
+        Layout.fillWidth: true
+        label: I18n.tr("panels.notifications.rules-pattern-label")
+        placeholderText: I18n.tr("panels.notifications.rules-pattern-placeholder")
+        fontFamily: Settings.data.ui.fontFixed
+      }
+
+      NComboBox {
+        id: actionCombo
+        Layout.fillWidth: true
+        label: I18n.tr("panels.notifications.rules-action-label")
+        model: [
+          { "key": "block", "name": I18n.tr("panels.notifications.rules-action-block") },
+          { "key": "mute", "name": I18n.tr("panels.notifications.rules-action-mute") },
+          { "key": "hide", "name": I18n.tr("panels.notifications.rules-action-hide") }
+        ]
+        currentKey: actionValue
+        onSelected: key => {
+          actionValue = key;
+          _selectedAction = key;
+        }
+      }
+
+      NLabel {
+        Layout.fillWidth: true
+        label: _selectedAction === "block" ? I18n.tr("panels.notifications.rules-action-block-desc") : (_selectedAction === "mute" ? I18n.tr("panels.notifications.rules-action-mute-desc") : I18n.tr("panels.notifications.rules-action-hide-desc"))
+        labelColor: Color.mOnSurfaceVariant
+      }
+    }
+
+    RowLayout {
+      Layout.fillWidth: true
+      spacing: Style.marginM
+
+      Item {
+        Layout.fillWidth: true
+      }
+
+      NButton {
+        text: I18n.tr("common.cancel")
+        outlined: true
+        onClicked: root.close()
+      }
+
+      NButton {
+        text: I18n.tr("common.save")
+        icon: "check"
+        backgroundColor: Color.mPrimary
+        textColor: Color.mOnPrimary
+        onClicked: {
+          root.saved(patternInput.text.trim(), _selectedAction || "block");
+          root.close();
+        }
+      }
+    }
+  }
+}

Modules/Panels/Settings/Tabs/Notifications/NotificationsTab.qml

@@ -68,6 +68,11 @@ ColumnLayout {
       tabIndex: 4
       checked: subTabBar.currentIndex === 4
     }
+    NTabButton {
+      text: I18n.tr("panels.notifications.rules-tab")
+      tabIndex: 5
+      checked: subTabBar.currentIndex === 5
+    }
   }
 
   Item {
@@ -92,6 +97,7 @@ ColumnLayout {
       onOpenCriticalPicker: root.openCriticalSoundPicker()
     }
     ToastSubTab {}
+    RulesSubTab {}
   }
 
   // File Pickers for Sound Files

Modules/Panels/Settings/Tabs/Notifications/RulesSubTab.qml

@@ -0,0 +1,108 @@
+import QtQuick
+import QtQuick.Controls
+import QtQuick.Layouts
+import qs.Commons
+import qs.Services.System
+import qs.Widgets
+
+ColumnLayout {
+  id: root
+  spacing: Style.marginL
+  Layout.fillWidth: true
+  enabled: Settings.data.notifications.enabled
+
+  function _saveToService() {
+    NotificationRulesService.save();
+  }
+
+  function _removeRule(index) {
+    var arr = (NotificationRulesService.rules || []).slice();
+    arr.splice(index, 1);
+    NotificationRulesService.rules = arr;
+    _saveToService();
+  }
+
+  NotificationRuleEditPopup {
+    id: editPopup
+    parent: Overlay.overlay
+  }
+
+  function openEdit(index, patternVal, actionVal) {
+    editPopup.editIndex = index;
+    editPopup.patternValue = patternVal || "";
+    editPopup.actionValue = actionVal || "block";
+
+    try {
+      editPopup.saved.disconnect(editPopup._savedSlot);
+    } catch (e) {}
+
+    editPopup._savedSlot = function (pattern, action) {
+      var arr = (NotificationRulesService.rules || []).slice();
+      var rule = { "pattern": pattern, "action": action };
+      if (index >= 0 && index < arr.length) {
+        arr[index] = rule;
+      } else {
+        arr.push(rule);
+      }
+      NotificationRulesService.rules = arr;
+      _saveToService();
+    };
+
+    editPopup.saved.connect(editPopup._savedSlot);
+    editPopup.open();
+  }
+
+  NLabel {
+    label: I18n.tr("panels.notifications.rules-label")
+    description: I18n.tr("panels.notifications.rules-description")
+  }
+
+  NDivider {
+    Layout.fillWidth: true
+    Layout.topMargin: Style.marginS
+    Layout.bottomMargin: Style.marginS
+  }
+
+  Repeater {
+    model: NotificationRulesService.rules || []
+
+    delegate: RowLayout {
+      id: entryDelegate
+      required property int index
+      required property var modelData
+
+      property string pattern: modelData.pattern || ""
+      property string action: modelData.action || "block"
+      property bool isRegex: pattern.length >= 3 && pattern.startsWith("/") && pattern.endsWith("/")
+
+      spacing: Style.marginM
+      Layout.fillWidth: true
+
+      NLabel {
+        Layout.fillWidth: true
+        label: (entryDelegate.isRegex ? "regex: " : "") + (entryDelegate.pattern || I18n.tr("panels.notifications.rules-empty-pattern"))
+        description: entryDelegate.action === "block" ? I18n.tr("panels.notifications.rules-action-block") : (entryDelegate.action === "mute" ? I18n.tr("panels.notifications.rules-action-mute") : I18n.tr("panels.notifications.rules-action-hide"))
+        labelColor: entryDelegate.pattern ? Color.mPrimary : Color.mOnSurface
+      }
+
+      NIconButton {
+        icon: "settings"
+        tooltipText: I18n.tr("common.edit")
+        onClicked: root.openEdit(entryDelegate.index, entryDelegate.pattern, entryDelegate.action)
+      }
+
+      NIconButton {
+        icon: "trash"
+        tooltipText: I18n.tr("panels.notifications.rules-delete")
+        onClicked: root._removeRule(entryDelegate.index)
+      }
+    }
+  }
+
+  NButton {
+    text: I18n.tr("panels.notifications.rules-add")
+    icon: "add"
+    enabled: Settings.data.notifications.enabled
+    onClicked: root.openEdit(-1, "", "block")
+  }
+}