Implement adding new custom push rules

docs/TODO.md

@@ -3,7 +3,6 @@
 - combo box custom item
 - explain pattern
 - fix spinbox buttons
-- way to add new rule 
 - quick room & sender rule changes
 - config & keybind for global rule disabling
 - quick settings

src/backend/matrix_client.py

@@ -1822,8 +1822,8 @@ class MatrixClient(nio.AsyncClient):
         if None not in key:
             old = self.models[self.user_id, "pushrules"].get(key)
 
-        kind_change    = old_kind is not None and old_kind != kind
+        kind_change    = old and old_kind and old_kind != kind
-        rule_id_change = old_rule_id is not None and old_rule_id != rule_id
+        rule_id_change = old and old_rule_id and old_rule_id != rule_id
         explicit_move  = move_before_rule_id or move_after_rule_id
 
         if old and not kind_change and not explicit_move:
@@ -1841,7 +1841,7 @@ class MatrixClient(nio.AsyncClient):
             rule_id    = rule_id,
             before     = move_before_rule_id,
             after      = move_after_rule_id,
-            actions    = actions,
+            actions    = actions or [],
             conditions = conditions,
             pattern    = pattern,
         )

src/gui/Pages/AccountSettings/Notifications.qml

@@ -68,8 +68,10 @@ HListView {
     }
 
     section.property: "kind"
-    section.delegate: HLabel {
+    section.delegate: HRowLayout {
         width: root.width
+
+        HLabel {
             padding: theme.spacing
             font.pixelSize: theme.fontSize.big
             text:
@@ -78,6 +80,38 @@ HListView {
                 section === "room" ? qsTr("Room rules") :
                 section === "sender" ? qsTr("Sender rules") :
                 qsTr("Low priority general rules")
+
+            Layout.fillWidth: true
+        }
+
+        PositiveButton {
+            readonly property var newRule: ({
+                id: '[section, ""]',
+                kind: section,
+                rule_id: "",
+                order: 0,
+                default: false,
+                enabled: true,
+                conditions: "[]",
+                pattern: "",
+                actions: "[]",
+                notify: false,
+                highlight: false,
+                bubble: false,
+                sound: false,
+                urgency_hint: false,
+            })
+
+            backgroundColor: "transparent"
+            icon.name: "pushrule-add"
+            iconItem.small: true
+            Layout.fillHeight: true
+            Layout.fillWidth: false
+            onClicked: window.makePopup(
+                "Popups/PushRuleSettingsPopup/PushRuleSettingsPopup.qml",
+                {userId: root.userId, rule: newRule, ruleExists: false},
+            )
+        }
     }
 
     delegate: NotificationRuleDelegate {

src/gui/Popups/PushRuleSettingsPopup/PushRuleSettingsPopup.qml

@@ -15,6 +15,7 @@ HFlickableColumnPopup {
     property string userId
     // A rule item from ModelStore.get(userId, "pushrules")
     property var rule
+    property bool ruleExists: true
 
     readonly property bool generalChecked:
         overrideRadio.checked || underrideRadio.checked
@@ -184,6 +185,7 @@ HFlickableColumnPopup {
                 )
 
             readonly property bool isCurrent:
+                root.ruleExists &&
                 model.length &&
                 currentIndex === currentPosition &&
                 root.rule.kind === root.checkedKind
@@ -226,6 +228,7 @@ HFlickableColumnPopup {
 
                 label.textFormat: HLabel.StyledText
                 text:
+                    root.ruleExists &&
                     model.index === positionCombo.currentPosition &&
                     root.rule.kind === root.checkedKind ?
                     qsTr("Current") :

src/icons/thin/pushrule-add.svg

@@ -0,0 +1,3 @@
+<svg height="24" viewBox="0 0 24 24" width="24" xmlns="http://www.w3.org/2000/svg">
+    <path d="m24 10h-10v-10h-4v10h-10v4h10v10h4v-10h10z"/>
+</svg>