From 9a13bba47c65b877ddb7504a393d7676a7894e2a Mon Sep 17 00:00:00 2001
From: Ariver <shanghai3168@gmail.com>
Date: Sat, 13 Jun 2026 13:51:04 +0800
Subject: [PATCH] Show empty tag groups

---
 src/Apptag/DataLayer.swift          |   32 ++++++++++++++++++++++++++++++++
 src/Scripts/app_ordering_data_qa.sh |   25 ++++++++++++++++++++++++-
 2 files changed, 56 insertions(+), 1 deletions(-)

diff --git a/src/Apptag/DataLayer.swift b/src/Apptag/DataLayer.swift
index 9b88064..d05beda 100644
--- a/src/Apptag/DataLayer.swift
+++ b/src/Apptag/DataLayer.swift
@@ -821,6 +821,26 @@
             }
         }
 
+        for tagName in orderedTagDefinitionNames(
+            tagDefinitions: effectiveTagDefinitions,
+            tagOrder: tagOrder
+        ) {
+            let displayName = nameOverrides[tagName] ?? tagName
+            guard displayName != macCategory,
+                  displayName != defaultGroupName
+            else { continue }
+
+            if containerIDsByGroupName[displayName] == nil {
+                containerIDsByGroupName[displayName] = AppContainerID.forTag(
+                    tagName,
+                    definition: effectiveTagDefinitions[tagName]
+                )
+            }
+            if dict[displayName] == nil {
+                dict[displayName] = []
+            }
+        }
+
         // Build sort index from tagOrder: lower index = appears first
         var orderIndex: [String: Int] = [:]
         for (i, name) in tagOrder.enumerated() {
@@ -881,6 +901,18 @@
         return ordered + remaining
     }
 
+    private static func orderedTagDefinitionNames(
+        tagDefinitions: [String: TagDatabase.TagDef],
+        tagOrder: [String]
+    ) -> [String] {
+        let ordered = tagOrder.filter { tagDefinitions[$0] != nil }
+        let orderedSet = Set(ordered)
+        let remaining = tagDefinitions.keys
+            .filter { !orderedSet.contains($0) }
+            .sorted()
+        return ordered + remaining
+    }
+
     private static func appendGroupedApp(
         _ app: AppInfo,
         to groupName: String,
diff --git a/src/Scripts/app_ordering_data_qa.sh b/src/Scripts/app_ordering_data_qa.sh
index a727ed6..598aff4 100755
--- a/src/Scripts/app_ordering_data_qa.sh
+++ b/src/Scripts/app_ordering_data_qa.sh
@@ -91,6 +91,10 @@
     r"\bstatic\s+func\s+resetAppTagAssignmentsToUncategorized\s*\(\s*\)\s*->\s*Store\b",
     "resetAppTagAssignmentsToUncategorized()",
 )
+app_indexer_group_func = extract_braced_block(
+    r"\bstatic\s+func\s+group\s*\(\s*apps\s*:\s*\[AppInfo\]",
+    "AppIndexer.group(apps:)",
+)
 content_drop_app_func = extract_braced_block(
     r"\bprivate\s+func\s+dropApp\s*\(\s*path\s*:\s*String\s*,\s*sourceTag\s*:\s*String\s*,\s*targetTag\s*:\s*String\s*,\s*copy\s*:\s*Bool\s*\)",
     "ContentView.dropApp(path:sourceTag:targetTag:copy:)",
@@ -155,6 +159,25 @@
 require(
     r"normalizedContainerAppOrder\s*\([^)]*appTags\s*:\s*appTagsByPath\s*,\s*validAppPaths\s*:\s*validAppPaths",
     "AppIndexer.group must normalize display order against current visible app paths and memberships",
+)
+require(
+    r"\borderedTagDefinitionNames\s*\(\s*tagDefinitions\s*:\s*effectiveTagDefinitions\s*,\s*tagOrder\s*:\s*tagOrder\s*\)",
+    "AppIndexer.group must iterate stored tag definitions so empty tags remain visible",
+    app_indexer_group_func,
+)
+require(
+    r"containerIDsByGroupName\s*\[\s*displayName\s*\]\s*=\s*AppContainerID\.forTag\s*\(\s*tagName\s*,\s*definition\s*:\s*effectiveTagDefinitions\s*\[\s*tagName\s*\]\s*\)",
+    "AppIndexer.group must assign a stable container ID for empty tag groups",
+    app_indexer_group_func,
+)
+require(
+    r"if\s+dict\s*\[\s*displayName\s*\]\s*==\s*nil\s*\{\s*dict\s*\[\s*displayName\s*\]\s*=\s*\[\]\s*\}",
+    "AppIndexer.group must materialize empty tag groups instead of filtering them out",
+    app_indexer_group_func,
+)
+require(
+    r"\bprivate\s+static\s+func\s+orderedTagDefinitionNames\s*\(",
+    "AppIndexer must keep empty tag group insertion ordered and local to grouping logic",
 )
 require(
     r"\bstatic\s+func\s+normalizeContainerAppOrder\s*\(",
@@ -279,6 +302,6 @@
 print(
     "PASS app ordering QA: Store decode/default, JSON roundtrip, "
     "fingerprint, import/export, backup/restore, SmartStart reset, "
-    "ContentView wiring, and AppGrid stable payload gates are present"
+    "empty tag groups, ContentView wiring, and AppGrid stable payload gates are present"
 )
 PY

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