🎨 The database rollup field supports using the template field https://github.com/siyuan-note/siyuan/issues/12384

kernel/av/layout.go

@@ -188,6 +188,9 @@ type Collection interface {
 	// GetField 返回指定 ID 的字段。
 	GetField(id string) (ret Field, fieldIndex int)
 
+	// GetValue 返回指定项目 ID 和键 ID 的字段值。
+	GetValue(itemID, keyID string) (ret *Value)
+
 	// GetSorts 返回集合的排序规则。
 	GetSorts() []*ViewSort
 

kernel/av/layout_gallery.go

@@ -184,6 +184,15 @@ func (gallery *Gallery) GetField(id string) (ret Field, fieldIndex int) {
 	return nil, -1
 }
 
+func (gallery *Gallery) GetValue(itemID, keyID string) (ret *Value) {
+	for _, card := range gallery.Cards {
+		if card.ID == itemID {
+			return card.GetValue(keyID)
+		}
+	}
+	return nil
+}
+
 func (gallery *Gallery) GetType() LayoutType {
 	return LayoutTypeGallery
 }

kernel/av/layout_table.go

@@ -158,6 +158,15 @@ func (table *Table) GetField(id string) (ret Field, fieldIndex int) {
 	return nil, -1
 }
 
+func (table *Table) GetValue(itemID, keyID string) (ret *Value) {
+	for _, row := range table.Rows {
+		if row.ID == itemID {
+			return row.GetValue(keyID)
+		}
+	}
+	return nil
+}
+
 func (*Table) GetType() LayoutType {
 	return LayoutTypeTable
 }

kernel/sql/av.go

@@ -342,12 +342,7 @@ func fillAttributeViewAutoGeneratedValues(attrView *av.AttributeView, collection
 				for _, blockID := range relVal.Relation.BlockIDs {
 					destVal := destAv.GetValue(rollupKey.Rollup.KeyID, blockID)
 					if nil == destVal && av.KeyTypeTemplate == destKey.Type && nil != viewable {
-						for _, destItem := range viewable.(av.Collection).GetItems() {
+						destVal = viewable.(av.Collection).GetValue(blockID, destKey.ID)
-							if blockID == destItem.GetID() {
-								destVal = destItem.GetValue(destKey.ID)
-								break
-							}
-						}
 					}
 
 					if nil == destVal {