feat(memos): choose created or updated time for memos (#5894)

proto/api/v1/instance_service.proto

@@ -158,8 +158,8 @@ message InstanceSetting {
 
   // Memo-related instance settings and policies.
   message MemoRelatedSetting {
-    // display_with_update_time orders and displays memo with update time.
-    bool display_with_update_time = 2;
+    reserved 2;
+    reserved "display_with_update_time";
     // content_length_limit is the limit of content length. Unit is byte.
     int32 content_length_limit = 3;
     // enable_double_click_edit enables editing on double click.

proto/api/v1/memo_service.proto

@@ -204,8 +204,8 @@ message Memo {
   // If not set on creation, the server will set it to the current time.
   google.protobuf.Timestamp update_time = 5 [(google.api.field_behavior) = OPTIONAL];
 
-  // The display timestamp of the memo.
-  google.protobuf.Timestamp display_time = 6 [(google.api.field_behavior) = OPTIONAL];
+  reserved 6;
+  reserved "display_time";
 
   // Required. The content of the memo in Markdown format.
   string content = 7 [(google.api.field_behavior) = REQUIRED];
@@ -291,10 +291,10 @@ message ListMemosRequest {
   State state = 3 [(google.api.field_behavior) = OPTIONAL];
 
   // Optional. The order to sort results by.
-  // Default to "display_time desc".
+  // Default to "create_time desc".
   // Supports comma-separated list of fields following AIP-132.
-  // Example: "pinned desc, display_time desc" or "create_time asc"
-  // Supported fields: pinned, display_time, create_time, update_time, name
+  // Example: "pinned desc, create_time desc" or "update_time asc"
+  // Supported fields: pinned, create_time, update_time, name
   string order_by = 4 [(google.api.field_behavior) = OPTIONAL];
 
   // Optional. Filter to apply to the list results.

proto/api/v1/user_service.proto

@@ -354,8 +354,8 @@ message UserStats {
   // Format: users/{user}
   string name = 1 [(google.api.field_behavior) = IDENTIFIER];
 
-  // The timestamps when the memos were displayed.
-  repeated google.protobuf.Timestamp memo_display_timestamps = 2;
+  reserved 2;
+  reserved "memo_display_timestamps";
 
   // The stats of memo types.
   MemoTypeStats memo_type_stats = 3;
@@ -363,6 +363,9 @@ message UserStats {
   // The count of tags.
   map<string, int32> tag_count = 4;
 
+  // The creation timestamps of the user's memos.
+  repeated google.protobuf.Timestamp memo_created_timestamps = 7;
+
   // The pinned memos of the user.
   repeated string pinned_memos = 5;
 

proto/gen/api/v1/instance_service.pb.go

@@ -756,8 +756,6 @@ func (x *InstanceSetting_StorageSetting) GetS3Config() *InstanceSetting_StorageS
 // Memo-related instance settings and policies.
 type InstanceSetting_MemoRelatedSetting struct {
 	state protoimpl.MessageState `protogen:"open.v1"`
-	// display_with_update_time orders and displays memo with update time.
-	DisplayWithUpdateTime bool `protobuf:"varint,2,opt,name=display_with_update_time,json=displayWithUpdateTime,proto3" json:"display_with_update_time,omitempty"`
 	// content_length_limit is the limit of content length. Unit is byte.
 	ContentLengthLimit int32 `protobuf:"varint,3,opt,name=content_length_limit,json=contentLengthLimit,proto3" json:"content_length_limit,omitempty"`
 	// enable_double_click_edit enables editing on double click.
@@ -798,13 +796,6 @@ func (*InstanceSetting_MemoRelatedSetting) Descriptor() ([]byte, []int) {
 	return file_api_v1_instance_service_proto_rawDescGZIP(), []int{2, 2}
 }
 
-func (x *InstanceSetting_MemoRelatedSetting) GetDisplayWithUpdateTime() bool {
-	if x != nil {
-		return x.DisplayWithUpdateTime
-	}
-	return false
-}
-
 func (x *InstanceSetting_MemoRelatedSetting) GetContentLengthLimit() int32 {
 	if x != nil {
 		return x.ContentLengthLimit
@@ -1392,7 +1383,7 @@ const file_api_v1_instance_service_proto_rawDesc = "" +
 	"\x04demo\x18\x03 \x01(\bR\x04demo\x12!\n" +
 	"\finstance_url\x18\x06 \x01(\tR\vinstanceUrl\x12(\n" +
 	"\x05admin\x18\a \x01(\v2\x12.memos.api.v1.UserR\x05admin\"\x1b\n" +
-	"\x19GetInstanceProfileRequest\"\xff\x19\n" +
+	"\x19GetInstanceProfileRequest\"\xe6\x19\n" +
 	"\x0fInstanceSetting\x12\x17\n" +
 	"\x04name\x18\x01 \x01(\tB\x03\xe0A\bR\x04name\x12W\n" +
 	"\x0fgeneral_setting\x18\x02 \x01(\v2,.memos.api.v1.InstanceSetting.GeneralSettingH\x00R\x0egeneralSetting\x12W\n" +
@@ -1431,12 +1422,11 @@ const file_api_v1_instance_service_proto_rawDesc = "" +
 	"\x18STORAGE_TYPE_UNSPECIFIED\x10\x00\x12\f\n" +
 	"\bDATABASE\x10\x01\x12\t\n" +
 	"\x05LOCAL\x10\x02\x12\x06\n" +
-	"\x02S3\x10\x03\x1a\xd6\x01\n" +
-	"\x12MemoRelatedSetting\x127\n" +
-	"\x18display_with_update_time\x18\x02 \x01(\bR\x15displayWithUpdateTime\x120\n" +
+	"\x02S3\x10\x03\x1a\xbd\x01\n" +
+	"\x12MemoRelatedSetting\x120\n" +
 	"\x14content_length_limit\x18\x03 \x01(\x05R\x12contentLengthLimit\x127\n" +
 	"\x18enable_double_click_edit\x18\x04 \x01(\bR\x15enableDoubleClickEdit\x12\x1c\n" +
-	"\treactions\x18\a \x03(\tR\treactions\x1ao\n" +
+	"\treactions\x18\a \x03(\tR\treactionsJ\x04\b\x02\x10\x03R\x18display_with_update_time\x1ao\n" +
 	"\vTagMetadata\x12=\n" +
 	"\x10background_color\x18\x01 \x01(\v2\x12.google.type.ColorR\x0fbackgroundColor\x12!\n" +
 	"\fblur_content\x18\x02 \x01(\bR\vblurContent\x1a\xba\x01\n" +

proto/gen/api/v1/user_service.pb.go

@@ -849,12 +849,12 @@ type UserStats struct {
 	// The resource name of the user whose stats these are.
 	// Format: users/{user}
 	Name string `protobuf:"bytes,1,opt,name=name,proto3" json:"name,omitempty"`
-	// The timestamps when the memos were displayed.
-	MemoDisplayTimestamps []*timestamppb.Timestamp `protobuf:"bytes,2,rep,name=memo_display_timestamps,json=memoDisplayTimestamps,proto3" json:"memo_display_timestamps,omitempty"`
 	// The stats of memo types.
 	MemoTypeStats *UserStats_MemoTypeStats `protobuf:"bytes,3,opt,name=memo_type_stats,json=memoTypeStats,proto3" json:"memo_type_stats,omitempty"`
 	// The count of tags.
 	TagCount map[string]int32 `protobuf:"bytes,4,rep,name=tag_count,json=tagCount,proto3" json:"tag_count,omitempty" protobuf_key:"bytes,1,opt,name=key" protobuf_val:"varint,2,opt,name=value"`
+	// The creation timestamps of the user's memos.
+	MemoCreatedTimestamps []*timestamppb.Timestamp `protobuf:"bytes,7,rep,name=memo_created_timestamps,json=memoCreatedTimestamps,proto3" json:"memo_created_timestamps,omitempty"`
 	// The pinned memos of the user.
 	PinnedMemos []string `protobuf:"bytes,5,rep,name=pinned_memos,json=pinnedMemos,proto3" json:"pinned_memos,omitempty"`
 	// Total memo count.
@@ -900,23 +900,23 @@ func (x *UserStats) GetName() string {
 	return ""
 }
 
-func (x *UserStats) GetMemoDisplayTimestamps() []*timestamppb.Timestamp {
+func (x *UserStats) GetMemoTypeStats() *UserStats_MemoTypeStats {
 	if x != nil {
-		return x.MemoDisplayTimestamps
+		return x.MemoTypeStats
 	}
 	return nil
 }
 
-func (x *UserStats) GetMemoTypeStats() *UserStats_MemoTypeStats {
+func (x *UserStats) GetTagCount() map[string]int32 {
 	if x != nil {
-		return x.MemoTypeStats
+		return x.TagCount
 	}
 	return nil
 }
 
-func (x *UserStats) GetTagCount() map[string]int32 {
+func (x *UserStats) GetMemoCreatedTimestamps() []*timestamppb.Timestamp {
 	if x != nil {
-		return x.TagCount
+		return x.MemoCreatedTimestamps
 	}
 	return nil
 }
@@ -3172,12 +3172,12 @@ const file_api_v1_user_service_proto_rawDesc = "" +
 	"\x11DeleteUserRequest\x12-\n" +
 	"\x04name\x18\x01 \x01(\tB\x19\xe0A\x02\xfaA\x13\n" +
 	"\x11memos.api.v1/UserR\x04name\x12\x19\n" +
-	"\x05force\x18\x02 \x01(\bB\x03\xe0A\x01R\x05force\"\xe4\x04\n" +
+	"\x05force\x18\x02 \x01(\bB\x03\xe0A\x01R\x05force\"\x83\x05\n" +
 	"\tUserStats\x12\x17\n" +
-	"\x04name\x18\x01 \x01(\tB\x03\xe0A\bR\x04name\x12R\n" +
-	"\x17memo_display_timestamps\x18\x02 \x03(\v2\x1a.google.protobuf.TimestampR\x15memoDisplayTimestamps\x12M\n" +
+	"\x04name\x18\x01 \x01(\tB\x03\xe0A\bR\x04name\x12M\n" +
 	"\x0fmemo_type_stats\x18\x03 \x01(\v2%.memos.api.v1.UserStats.MemoTypeStatsR\rmemoTypeStats\x12B\n" +
-	"\ttag_count\x18\x04 \x03(\v2%.memos.api.v1.UserStats.TagCountEntryR\btagCount\x12!\n" +
+	"\ttag_count\x18\x04 \x03(\v2%.memos.api.v1.UserStats.TagCountEntryR\btagCount\x12R\n" +
+	"\x17memo_created_timestamps\x18\a \x03(\v2\x1a.google.protobuf.TimestampR\x15memoCreatedTimestamps\x12!\n" +
 	"\fpinned_memos\x18\x05 \x03(\tR\vpinnedMemos\x12(\n" +
 	"\x10total_memo_count\x18\x06 \x01(\x05R\x0etotalMemoCount\x1a\x8b\x01\n" +
 	"\rMemoTypeStats\x12\x1d\n" +
@@ -3192,7 +3192,7 @@ const file_api_v1_user_service_proto_rawDesc = "" +
 	"\rTagCountEntry\x12\x10\n" +
 	"\x03key\x18\x01 \x01(\tR\x03key\x12\x14\n" +
 	"\x05value\x18\x02 \x01(\x05R\x05value:\x028\x01:?\xeaA<\n" +
-	"\x16memos.api.v1/UserStats\x12\fusers/{user}*\tuserStats2\tuserStats\"D\n" +
+	"\x16memos.api.v1/UserStats\x12\fusers/{user}*\tuserStats2\tuserStatsJ\x04\b\x02\x10\x03R\x17memo_display_timestamps\"D\n" +
 	"\x13GetUserStatsRequest\x12-\n" +
 	"\x04name\x18\x01 \x01(\tB\x19\xe0A\x02\xfaA\x13\n" +
 	"\x11memos.api.v1/UserR\x04name\"\x19\n" +
@@ -3475,9 +3475,9 @@ var file_api_v1_user_service_proto_depIdxs = []int32{
 	4,  // 7: memos.api.v1.CreateUserRequest.user:type_name -> memos.api.v1.User
 	4,  // 8: memos.api.v1.UpdateUserRequest.user:type_name -> memos.api.v1.User
 	53, // 9: memos.api.v1.UpdateUserRequest.update_mask:type_name -> google.protobuf.FieldMask
-	52, // 10: memos.api.v1.UserStats.memo_display_timestamps:type_name -> google.protobuf.Timestamp
-	45, // 11: memos.api.v1.UserStats.memo_type_stats:type_name -> memos.api.v1.UserStats.MemoTypeStats
-	46, // 12: memos.api.v1.UserStats.tag_count:type_name -> memos.api.v1.UserStats.TagCountEntry
+	45, // 10: memos.api.v1.UserStats.memo_type_stats:type_name -> memos.api.v1.UserStats.MemoTypeStats
+	46, // 11: memos.api.v1.UserStats.tag_count:type_name -> memos.api.v1.UserStats.TagCountEntry
+	52, // 12: memos.api.v1.UserStats.memo_created_timestamps:type_name -> google.protobuf.Timestamp
 	13, // 13: memos.api.v1.ListAllUserStatsResponse.stats:type_name -> memos.api.v1.UserStats
 	47, // 14: memos.api.v1.UserSetting.general_setting:type_name -> memos.api.v1.UserSetting.GeneralSetting
 	48, // 15: memos.api.v1.UserSetting.webhooks_setting:type_name -> memos.api.v1.UserSetting.WebhooksSetting

proto/gen/openapi.yaml

@@ -579,10 +579,10 @@ paths:
                   in: query
                   description: |-
                     Optional. The order to sort results by.
-                     Default to "display_time desc".
+                     Default to "create_time desc".
                      Supports comma-separated list of fields following AIP-132.
-                     Example: "pinned desc, display_time desc" or "create_time asc"
-                     Supported fields: pinned, display_time, create_time, update_time, name
+                     Example: "pinned desc, create_time desc" or "update_time asc"
+                     Supported fields: pinned, create_time, update_time, name
                   schema:
                     type: string
                 - name: filter
@@ -2626,9 +2626,6 @@ components:
         InstanceSetting_MemoRelatedSetting:
             type: object
             properties:
-                displayWithUpdateTime:
-                    type: boolean
-                    description: display_with_update_time orders and displays memo with update time.
                 contentLengthLimit:
                     type: integer
                     description: content_length_limit is the limit of content length. Unit is byte.
@@ -2959,10 +2956,6 @@ components:
                         The last update timestamp.
                          If not set on creation, the server will set it to the current time.
                     format: date-time
-                displayTime:
-                    type: string
-                    description: The display timestamp of the memo.
-                    format: date-time
                 content:
                     type: string
                     description: Required. The content of the memo in Markdown format.
@@ -3637,12 +3630,6 @@ components:
                     description: |-
                         The resource name of the user whose stats these are.
                          Format: users/{user}
-                memoDisplayTimestamps:
-                    type: array
-                    items:
-                        type: string
-                        format: date-time
-                    description: The timestamps when the memos were displayed.
                 memoTypeStats:
                     allOf:
                         - $ref: '#/components/schemas/UserStats_MemoTypeStats'
@@ -3653,6 +3640,12 @@ components:
                         type: integer
                         format: int32
                     description: The count of tags.
+                memoCreatedTimestamps:
+                    type: array
+                    items:
+                        type: string
+                        format: date-time
+                    description: The creation timestamps of the user's memos.
                 pinnedMemos:
                     type: array
                     items:

proto/gen/store/instance_setting.pb.go

@@ -751,8 +751,6 @@ func (x *StorageS3Config) GetUsePathStyle() bool {
 
 type InstanceMemoRelatedSetting struct {
 	state protoimpl.MessageState `protogen:"open.v1"`
-	// display_with_update_time orders and displays memo with update time.
-	DisplayWithUpdateTime bool `protobuf:"varint,2,opt,name=display_with_update_time,json=displayWithUpdateTime,proto3" json:"display_with_update_time,omitempty"`
 	// content_length_limit is the limit of content length. Unit is byte.
 	ContentLengthLimit int32 `protobuf:"varint,3,opt,name=content_length_limit,json=contentLengthLimit,proto3" json:"content_length_limit,omitempty"`
 	// enable_double_click_edit enables editing on double click.
@@ -793,13 +791,6 @@ func (*InstanceMemoRelatedSetting) Descriptor() ([]byte, []int) {
 	return file_store_instance_setting_proto_rawDescGZIP(), []int{6}
 }
 
-func (x *InstanceMemoRelatedSetting) GetDisplayWithUpdateTime() bool {
-	if x != nil {
-		return x.DisplayWithUpdateTime
-	}
-	return false
-}
-
 func (x *InstanceMemoRelatedSetting) GetContentLengthLimit() int32 {
 	if x != nil {
 		return x.ContentLengthLimit
@@ -1255,12 +1246,11 @@ const file_store_instance_setting_proto_rawDesc = "" +
 	"\bendpoint\x18\x03 \x01(\tR\bendpoint\x12\x16\n" +
 	"\x06region\x18\x04 \x01(\tR\x06region\x12\x16\n" +
 	"\x06bucket\x18\x05 \x01(\tR\x06bucket\x12$\n" +
-	"\x0euse_path_style\x18\x06 \x01(\bR\fusePathStyle\"\xde\x01\n" +
-	"\x1aInstanceMemoRelatedSetting\x127\n" +
-	"\x18display_with_update_time\x18\x02 \x01(\bR\x15displayWithUpdateTime\x120\n" +
+	"\x0euse_path_style\x18\x06 \x01(\bR\fusePathStyle\"\xc5\x01\n" +
+	"\x1aInstanceMemoRelatedSetting\x120\n" +
 	"\x14content_length_limit\x18\x03 \x01(\x05R\x12contentLengthLimit\x127\n" +
 	"\x18enable_double_click_edit\x18\x04 \x01(\bR\x15enableDoubleClickEdit\x12\x1c\n" +
-	"\treactions\x18\a \x03(\tR\treactions\"w\n" +
+	"\treactions\x18\a \x03(\tR\treactionsJ\x04\b\x02\x10\x03R\x18display_with_update_time\"w\n" +
 	"\x13InstanceTagMetadata\x12=\n" +
 	"\x10background_color\x18\x01 \x01(\v2\x12.google.type.ColorR\x0fbackgroundColor\x12!\n" +
 	"\fblur_content\x18\x02 \x01(\bR\vblurContent\"\xb0\x01\n" +

proto/store/instance_setting.proto

@@ -103,8 +103,8 @@ message StorageS3Config {
 }
 
 message InstanceMemoRelatedSetting {
-  // display_with_update_time orders and displays memo with update time.
-  bool display_with_update_time = 2;
+  reserved 2;
+  reserved "display_with_update_time";
   // content_length_limit is the limit of content length. Unit is byte.
   int32 content_length_limit = 3;
   // enable_double_click_edit enables editing on double click.

server/router/api/v1/instance_service.go

@@ -325,7 +325,6 @@ func convertInstanceMemoRelatedSettingFromStore(setting *storepb.InstanceMemoRel
 		return nil
 	}
 	return &v1pb.InstanceSetting_MemoRelatedSetting{
-		DisplayWithUpdateTime: setting.DisplayWithUpdateTime,
 		ContentLengthLimit:    setting.ContentLengthLimit,
 		EnableDoubleClickEdit: setting.EnableDoubleClickEdit,
 		Reactions:             setting.Reactions,
@@ -337,7 +336,6 @@ func convertInstanceMemoRelatedSettingToStore(setting *v1pb.InstanceSetting_Memo
 		return nil
 	}
 	return &storepb.InstanceMemoRelatedSetting{
-		DisplayWithUpdateTime: setting.DisplayWithUpdateTime,
 		ContentLengthLimit:    setting.ContentLengthLimit,
 		EnableDoubleClickEdit: setting.EnableDoubleClickEdit,
 		Reactions:             setting.Reactions,

server/router/api/v1/memo_service.go

@@ -54,25 +54,7 @@ func (s *APIV1Service) CreateMemo(ctx context.Context, request *v1pb.CreateMemoR
 		Visibility: convertVisibilityToStore(request.Memo.Visibility),
 	}
 
-	instanceMemoRelatedSetting, err := s.Store.GetInstanceMemoRelatedSetting(ctx)
-	if err != nil {
-		return nil, status.Errorf(codes.Internal, "failed to get instance memo related setting")
-	}
-
-	// Handle display_time first: if provided, use it to set the appropriate timestamp
-	// based on the instance setting (similar to UpdateMemo logic)
-	// Note: explicit create_time/update_time below will override this if provided
-	if request.Memo.DisplayTime != nil && request.Memo.DisplayTime.IsValid() {
-		displayTs := request.Memo.DisplayTime.AsTime().Unix()
-		if instanceMemoRelatedSetting.DisplayWithUpdateTime {
-			create.UpdatedTs = displayTs
-		} else {
-			create.CreatedTs = displayTs
-		}
-	}
-
-	// Set custom timestamps if provided in the request
-	// These take precedence over display_time
+	// Set custom timestamps if provided in the request.
 	if request.Memo.CreateTime != nil && request.Memo.CreateTime.IsValid() {
 		createdTs := request.Memo.CreateTime.AsTime().Unix()
 		create.CreatedTs = createdTs
@@ -196,7 +178,7 @@ func (s *APIV1Service) ListMemos(ctx context.Context, request *v1pb.ListMemosReq
 			return nil, status.Errorf(codes.InvalidArgument, "invalid order_by: %v", err)
 		}
 	} else {
-		// Default ordering by display_time desc
+		// Default ordering by create_time desc.
 		memoFind.OrderByTimeAsc = false
 	}
 
@@ -218,14 +200,6 @@ func (s *APIV1Service) ListMemos(ctx context.Context, request *v1pb.ListMemosReq
 		}
 	}
 
-	instanceMemoRelatedSetting, err := s.Store.GetInstanceMemoRelatedSetting(ctx)
-	if err != nil {
-		return nil, status.Errorf(codes.Internal, "failed to get instance memo related setting")
-	}
-	if instanceMemoRelatedSetting.DisplayWithUpdateTime {
-		memoFind.OrderByUpdatedTs = true
-	}
-
 	var limit, offset int
 	if request.PageToken != "" {
 		var pageToken v1pb.PageToken
@@ -312,15 +286,13 @@ func (s *APIV1Service) ListMemos(ctx context.Context, request *v1pb.ListMemosReq
 	if err != nil {
 		return nil, status.Errorf(codes.Internal, "failed to list memo creators: %v", err)
 	}
-	conversionOptions := memoConversionOptions{displayWithUpdateTime: instanceMemoRelatedSetting.DisplayWithUpdateTime}
-
 	for _, memo := range memos {
 		memoName := fmt.Sprintf("%s%s", MemoNamePrefix, memo.UID)
 		reactions := reactionMap[memoName]
 		attachments := attachmentMap[memo.ID]
 		relations := relationMap[memo.ID]
 
-		memoMessage, err := s.convertMemoFromStoreWithCreatorsAndOptions(ctx, memo, reactions, attachments, relations, creatorMap, conversionOptions)
+		memoMessage, err := s.convertMemoFromStoreWithCreators(ctx, memo, reactions, attachments, relations, creatorMap)
 		if err != nil {
 			if stderrors.Is(err, errMemoCreatorNotFound) {
 				slog.Warn("Skipping memo with missing creator",
@@ -479,16 +451,7 @@ func (s *APIV1Service) UpdateMemo(ctx context.Context, request *v1pb.UpdateMemoR
 			}
 			update.UpdatedTs = &updatedTs
 		} else if path == "display_time" {
-			displayTs := request.Memo.DisplayTime.AsTime().Unix()
-			memoRelatedSetting, err := s.Store.GetInstanceMemoRelatedSetting(ctx)
-			if err != nil {
-				return nil, status.Errorf(codes.Internal, "failed to get instance memo related setting")
-			}
-			if memoRelatedSetting.DisplayWithUpdateTime {
-				update.UpdatedTs = &displayTs
-			} else {
-				update.CreatedTs = &displayTs
-			}
+			return nil, status.Errorf(codes.InvalidArgument, "display_time is not supported")
 		} else if path == "location" {
 			payload := memo.Payload
 			payload.Location = convertLocationToStore(request.Memo.Location)
@@ -817,12 +780,6 @@ func (s *APIV1Service) ListMemoComments(ctx context.Context, request *v1pb.ListM
 	if err != nil {
 		return nil, status.Errorf(codes.Internal, "failed to list memo creators: %v", err)
 	}
-	instanceMemoRelatedSetting, err := s.Store.GetInstanceMemoRelatedSetting(ctx)
-	if err != nil {
-		return nil, status.Errorf(codes.Internal, "failed to get instance memo related setting")
-	}
-	conversionOptions := memoConversionOptions{displayWithUpdateTime: instanceMemoRelatedSetting.DisplayWithUpdateTime}
-
 	var memosResponse []*v1pb.Memo
 	for _, m := range memos {
 		memoName := memoIDToNameMap[m.ID]
@@ -830,7 +787,7 @@ func (s *APIV1Service) ListMemoComments(ctx context.Context, request *v1pb.ListM
 		attachments := attachmentMap[m.ID]
 		relations := relationMap[m.ID]
 
-		memoMessage, err := s.convertMemoFromStoreWithCreatorsAndOptions(ctx, m, reactions, attachments, relations, creatorMap, conversionOptions)
+		memoMessage, err := s.convertMemoFromStoreWithCreators(ctx, m, reactions, attachments, relations, creatorMap)
 		if err != nil {
 			if stderrors.Is(err, errMemoCreatorNotFound) {
 				slog.Warn("Skipping memo comment with missing creator",
@@ -939,7 +896,7 @@ func (s *APIV1Service) getMemoContentSnippet(content string) (string, error) {
 
 // parseMemoOrderBy parses the order_by field and sets the appropriate ordering in memoFind.
 // Follows AIP-132: supports comma-separated list of fields with optional "desc" suffix.
-// Example: "pinned desc, display_time desc" or "create_time asc".
+// Example: "pinned desc, create_time desc" or "update_time asc".
 func (*APIV1Service) parseMemoOrderBy(orderBy string, memoFind *store.FindMemo) error {
 	if strings.TrimSpace(orderBy) == "" {
 		return errors.New("empty order_by")
@@ -950,6 +907,7 @@ func (*APIV1Service) parseMemoOrderBy(orderBy string, memoFind *store.FindMemo)
 
 	// Track if we've seen pinned field.
 	hasPinned := false
+	hasExplicitTimeField := false
 
 	for _, field := range fields {
 		parts := strings.Fields(strings.TrimSpace(field))
@@ -971,16 +929,21 @@ func (*APIV1Service) parseMemoOrderBy(orderBy string, memoFind *store.FindMemo)
 			hasPinned = true
 			memoFind.OrderByPinned = true
 			// Note: pinned is always DESC (true first) regardless of direction specified.
-		case "display_time", "create_time", "name":
+		case "create_time", "name":
 			// Only set if this is the first time field we encounter.
-			if !memoFind.OrderByUpdatedTs {
+			if !hasExplicitTimeField {
 				memoFind.OrderByTimeAsc = fieldDirection == "asc"
 			}
+			hasExplicitTimeField = true
 		case "update_time":
+			// Only set if this is the first time field we encounter.
+			if !hasExplicitTimeField {
 				memoFind.OrderByUpdatedTs = true
 				memoFind.OrderByTimeAsc = fieldDirection == "asc"
+			}
+			hasExplicitTimeField = true
 		default:
-			return errors.Errorf("unsupported order field: %s, supported fields are: pinned, display_time, create_time, update_time, name", fieldName)
+			return errors.Errorf("unsupported order field: %s, supported fields are: pinned, create_time, update_time, name", fieldName)
 		}
 	}
 

server/router/api/v1/memo_service_converter.go

@@ -20,10 +20,6 @@ var (
 	errReactionCreatorNotFound = stderrors.New("reaction creator not found")
 )
 
-type memoConversionOptions struct {
-	displayWithUpdateTime bool
-}
-
 func (s *APIV1Service) convertMemoFromStore(ctx context.Context, memo *store.Memo, reactions []*store.Reaction, attachments []*store.Attachment, relations []*v1pb.MemoRelation) (*v1pb.Memo, error) {
 	creatorMap, err := s.listUsersByID(ctx, []int32{memo.CreatorID})
 	if err != nil {
@@ -33,27 +29,6 @@ func (s *APIV1Service) convertMemoFromStore(ctx context.Context, memo *store.Mem
 }
 
 func (s *APIV1Service) convertMemoFromStoreWithCreators(ctx context.Context, memo *store.Memo, reactions []*store.Reaction, attachments []*store.Attachment, relations []*v1pb.MemoRelation, creatorMap map[int32]*store.User) (*v1pb.Memo, error) {
-	instanceMemoRelatedSetting, err := s.Store.GetInstanceMemoRelatedSetting(ctx)
-	if err != nil {
-		return nil, errors.Wrap(err, "failed to get instance memo related setting")
-	}
-	return s.convertMemoFromStoreWithCreatorsAndOptions(
-		ctx,
-		memo,
-		reactions,
-		attachments,
-		relations,
-		creatorMap,
-		memoConversionOptions{displayWithUpdateTime: instanceMemoRelatedSetting.DisplayWithUpdateTime},
-	)
-}
-
-func (s *APIV1Service) convertMemoFromStoreWithCreatorsAndOptions(ctx context.Context, memo *store.Memo, reactions []*store.Reaction, attachments []*store.Attachment, relations []*v1pb.MemoRelation, creatorMap map[int32]*store.User, options memoConversionOptions) (*v1pb.Memo, error) {
-	displayTs := memo.CreatedTs
-	if options.displayWithUpdateTime {
-		displayTs = memo.UpdatedTs
-	}
-
 	name := fmt.Sprintf("%s%s", MemoNamePrefix, memo.UID)
 	creator := creatorMap[memo.CreatorID]
 	if creator == nil {
@@ -65,7 +40,6 @@ func (s *APIV1Service) convertMemoFromStoreWithCreatorsAndOptions(ctx context.Co
 		Creator:    BuildUserName(creator.Username),
 		CreateTime: timestamppb.New(time.Unix(memo.CreatedTs, 0)),
 		UpdateTime: timestamppb.New(time.Unix(memo.UpdatedTs, 0)),
-		DisplayTime: timestamppb.New(time.Unix(displayTs, 0)),
 		Content:    memo.Content,
 		Visibility: convertVisibilityFromStore(memo.Visibility),
 		Pinned:     memo.Pinned,

server/router/api/v1/test/memo_service_test.go

@@ -254,6 +254,120 @@ func TestListMemos(t *testing.T) {
 	require.Equal(t, "👍", userTwoReaction.ReactionType)
 }
 
+func TestListMemosTimeOrderBy(t *testing.T) {
+	ctx := context.Background()
+
+	ts := NewTestService(t)
+	defer ts.Cleanup()
+
+	user, err := ts.CreateHostUser(ctx, "time-order-user")
+	require.NoError(t, err)
+	userCtx := ts.CreateUserContext(ctx, user.ID)
+
+	memoEarlyCreateLateUpdate, err := ts.Service.CreateMemo(userCtx, &apiv1.CreateMemoRequest{
+		Memo: &apiv1.Memo{
+			Content:    "early create late update",
+			Visibility: apiv1.Visibility_PRIVATE,
+			CreateTime: timestamppb.New(time.Date(2020, 1, 1, 0, 0, 0, 0, time.UTC)),
+			UpdateTime: timestamppb.New(time.Date(2020, 1, 3, 0, 0, 0, 0, time.UTC)),
+		},
+	})
+	require.NoError(t, err)
+	memoMiddleCreateEarlyUpdate, err := ts.Service.CreateMemo(userCtx, &apiv1.CreateMemoRequest{
+		Memo: &apiv1.Memo{
+			Content:    "middle create early update",
+			Visibility: apiv1.Visibility_PRIVATE,
+			CreateTime: timestamppb.New(time.Date(2020, 1, 2, 0, 0, 0, 0, time.UTC)),
+			UpdateTime: timestamppb.New(time.Date(2020, 1, 1, 0, 0, 0, 0, time.UTC)),
+		},
+	})
+	require.NoError(t, err)
+	memoLateCreateMiddleUpdate, err := ts.Service.CreateMemo(userCtx, &apiv1.CreateMemoRequest{
+		Memo: &apiv1.Memo{
+			Content:    "late create middle update",
+			Visibility: apiv1.Visibility_PRIVATE,
+			CreateTime: timestamppb.New(time.Date(2020, 1, 3, 0, 0, 0, 0, time.UTC)),
+			UpdateTime: timestamppb.New(time.Date(2020, 1, 2, 0, 0, 0, 0, time.UTC)),
+		},
+	})
+	require.NoError(t, err)
+
+	tests := []struct {
+		name      string
+		orderBy   string
+		wantNames []string
+	}{
+		{
+			name:    "default create time",
+			orderBy: "",
+			wantNames: []string{
+				memoLateCreateMiddleUpdate.Name,
+				memoMiddleCreateEarlyUpdate.Name,
+				memoEarlyCreateLateUpdate.Name,
+			},
+		},
+		{
+			name:    "explicit create time",
+			orderBy: "create_time desc",
+			wantNames: []string{
+				memoLateCreateMiddleUpdate.Name,
+				memoMiddleCreateEarlyUpdate.Name,
+				memoEarlyCreateLateUpdate.Name,
+			},
+		},
+		{
+			name:    "explicit update time",
+			orderBy: "update_time desc",
+			wantNames: []string{
+				memoEarlyCreateLateUpdate.Name,
+				memoLateCreateMiddleUpdate.Name,
+				memoMiddleCreateEarlyUpdate.Name,
+			},
+		},
+		{
+			name:    "pinned with explicit create time",
+			orderBy: "pinned desc, create_time desc",
+			wantNames: []string{
+				memoLateCreateMiddleUpdate.Name,
+				memoMiddleCreateEarlyUpdate.Name,
+				memoEarlyCreateLateUpdate.Name,
+			},
+		},
+		{
+			name:    "explicit create time ascending",
+			orderBy: "create_time asc",
+			wantNames: []string{
+				memoEarlyCreateLateUpdate.Name,
+				memoMiddleCreateEarlyUpdate.Name,
+				memoLateCreateMiddleUpdate.Name,
+			},
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			resp, err := ts.Service.ListMemos(userCtx, &apiv1.ListMemosRequest{
+				PageSize: 10,
+				OrderBy:  test.orderBy,
+			})
+			require.NoError(t, err)
+			require.Len(t, resp.Memos, len(test.wantNames))
+
+			gotNames := make([]string, 0, len(resp.Memos))
+			for _, memo := range resp.Memos {
+				gotNames = append(gotNames, memo.Name)
+			}
+			require.Equal(t, test.wantNames, gotNames)
+		})
+	}
+
+	_, err = ts.Service.ListMemos(userCtx, &apiv1.ListMemosRequest{
+		PageSize: 10,
+		OrderBy:  "display_time desc",
+	})
+	require.Error(t, err)
+}
+
 func TestListMemosSkipsReactionsWithMissingCreators(t *testing.T) {
 	ctx := context.Background()
 
@@ -431,7 +545,6 @@ func TestCreateMemoWithCustomTimestamps(t *testing.T) {
 	// Define custom timestamps (January 1, 2020)
 	customCreateTime := time.Date(2020, 1, 1, 12, 0, 0, 0, time.UTC)
 	customUpdateTime := time.Date(2020, 1, 2, 12, 0, 0, 0, time.UTC)
-	customDisplayTime := time.Date(2020, 1, 3, 12, 0, 0, 0, time.UTC)
 
 	// Test 1: Create a memo with custom create_time
 	memoWithCreateTime, err := ts.Service.CreateMemo(userCtx, &apiv1.CreateMemoRequest{
@@ -457,41 +570,21 @@ func TestCreateMemoWithCustomTimestamps(t *testing.T) {
 	require.NotNil(t, memoWithUpdateTime)
 	require.Equal(t, customUpdateTime.Unix(), memoWithUpdateTime.UpdateTime.AsTime().Unix(), "update_time should match the custom timestamp")
 
-	// Test 3: Create a memo with custom display_time
-	// Note: display_time is computed from either created_ts or updated_ts based on instance setting
-	// Since DisplayWithUpdateTime defaults to false, display_time maps to created_ts
-	memoWithDisplayTime, err := ts.Service.CreateMemo(userCtx, &apiv1.CreateMemoRequest{
-		Memo: &apiv1.Memo{
-			Content:     "This memo has a custom display time",
-			Visibility:  apiv1.Visibility_PRIVATE,
-			DisplayTime: timestamppb.New(customDisplayTime),
-		},
-	})
-	require.NoError(t, err)
-	require.NotNil(t, memoWithDisplayTime)
-	// Since DisplayWithUpdateTime is false by default, display_time sets created_ts
-	require.Equal(t, customDisplayTime.Unix(), memoWithDisplayTime.DisplayTime.AsTime().Unix(), "display_time should match the custom timestamp")
-	require.Equal(t, customDisplayTime.Unix(), memoWithDisplayTime.CreateTime.AsTime().Unix(), "create_time should also match since display_time maps to created_ts")
-
-	// Test 4: Create a memo with all custom timestamps
-	// When both display_time and create_time are provided, create_time takes precedence
+	// Test 3: Create a memo with all custom timestamps
 	memoWithAllTimestamps, err := ts.Service.CreateMemo(userCtx, &apiv1.CreateMemoRequest{
 		Memo: &apiv1.Memo{
 			Content:    "This memo has all custom timestamps",
 			Visibility: apiv1.Visibility_PRIVATE,
 			CreateTime: timestamppb.New(customCreateTime),
 			UpdateTime: timestamppb.New(customUpdateTime),
-			DisplayTime: timestamppb.New(customDisplayTime),
 		},
 	})
 	require.NoError(t, err)
 	require.NotNil(t, memoWithAllTimestamps)
 	require.Equal(t, customCreateTime.Unix(), memoWithAllTimestamps.CreateTime.AsTime().Unix(), "create_time should match the custom timestamp")
 	require.Equal(t, customUpdateTime.Unix(), memoWithAllTimestamps.UpdateTime.AsTime().Unix(), "update_time should match the custom timestamp")
-	// display_time is computed from created_ts when DisplayWithUpdateTime is false
-	require.Equal(t, customCreateTime.Unix(), memoWithAllTimestamps.DisplayTime.AsTime().Unix(), "display_time should be derived from create_time")
 
-	// Test 5: Create a comment (memo relation) with custom timestamps
+	// Test 4: Create a comment (memo relation) with custom timestamps
 	parentMemo, err := ts.Service.CreateMemo(userCtx, &apiv1.CreateMemoRequest{
 		Memo: &apiv1.Memo{
 			Content:    "This is the parent memo",
@@ -514,7 +607,7 @@ func TestCreateMemoWithCustomTimestamps(t *testing.T) {
 	require.NotNil(t, comment)
 	require.Equal(t, customCommentCreateTime.Unix(), comment.CreateTime.AsTime().Unix(), "comment create_time should match the custom timestamp")
 
-	// Test 6: Verify that memos without custom timestamps still get auto-generated ones
+	// Test 5: Verify that memos without custom timestamps still get auto-generated ones
 	memoWithoutTimestamps, err := ts.Service.CreateMemo(userCtx, &apiv1.CreateMemoRequest{
 		Memo: &apiv1.Memo{
 			Content:    "This memo has auto-generated timestamps",

server/router/api/v1/user_service_stats.go

@@ -5,7 +5,6 @@ import (
 	"fmt"
 	"time"
 
-	"github.com/pkg/errors"
 	"google.golang.org/grpc/codes"
 	"google.golang.org/grpc/status"
 	"google.golang.org/protobuf/types/known/timestamppb"
@@ -55,11 +54,6 @@ func (s *APIV1Service) listUsernamesByID(ctx context.Context, userIDs []int32) (
 }
 
 func (s *APIV1Service) ListAllUserStats(ctx context.Context, _ *v1pb.ListAllUserStatsRequest) (*v1pb.ListAllUserStatsResponse, error) {
-	instanceMemoRelatedSetting, err := s.Store.GetInstanceMemoRelatedSetting(ctx)
-	if err != nil {
-		return nil, errors.Wrap(err, "failed to get instance memo related setting")
-	}
-
 	normalStatus := store.Normal
 	memoFind := &store.FindMemo{
 		// Exclude comments by default.
@@ -105,7 +99,7 @@ func (s *APIV1Service) ListAllUserStats(ctx context.Context, _ *v1pb.ListAllUser
 				userMemoStatMap[memo.CreatorID] = &v1pb.UserStats{
 					Name:                  "",
 					TagCount:              make(map[string]int32),
-					MemoDisplayTimestamps: []*timestamppb.Timestamp{},
+					MemoCreatedTimestamps: []*timestamppb.Timestamp{},
 					PinnedMemos:           []string{},
 					MemoTypeStats: &v1pb.UserStats_MemoTypeStats{
 						LinkCount: 0,
@@ -118,12 +112,7 @@ func (s *APIV1Service) ListAllUserStats(ctx context.Context, _ *v1pb.ListAllUser
 
 			stats := userMemoStatMap[memo.CreatorID]
 
-			// Add display timestamp
-			displayTs := memo.CreatedTs
-			if instanceMemoRelatedSetting.DisplayWithUpdateTime {
-				displayTs = memo.UpdatedTs
-			}
-			stats.MemoDisplayTimestamps = append(stats.MemoDisplayTimestamps, timestamppb.New(time.Unix(displayTs, 0)))
+			stats.MemoCreatedTimestamps = append(stats.MemoCreatedTimestamps, timestamppb.New(time.Unix(memo.CreatedTs, 0)))
 
 			// Count memo stats
 			stats.TotalMemoCount++
@@ -215,12 +204,7 @@ func (s *APIV1Service) GetUserStats(ctx context.Context, request *v1pb.GetUserSt
 		memoFind.VisibilityList = []store.Visibility{store.Public, store.Protected}
 	}
 
-	instanceMemoRelatedSetting, err := s.Store.GetInstanceMemoRelatedSetting(ctx)
-	if err != nil {
-		return nil, errors.Wrap(err, "failed to get instance memo related setting")
-	}
-
-	displayTimestamps := []*timestamppb.Timestamp{}
+	createdTimestamps := []*timestamppb.Timestamp{}
 	tagCount := make(map[string]int32)
 	linkCount := int32(0)
 	codeCount := int32(0)
@@ -246,11 +230,7 @@ func (s *APIV1Service) GetUserStats(ctx context.Context, request *v1pb.GetUserSt
 		totalMemoCount += int32(len(memos))
 
 		for _, memo := range memos {
-			displayTs := memo.CreatedTs
-			if instanceMemoRelatedSetting.DisplayWithUpdateTime {
-				displayTs = memo.UpdatedTs
-			}
-			displayTimestamps = append(displayTimestamps, timestamppb.New(time.Unix(displayTs, 0)))
+			createdTimestamps = append(createdTimestamps, timestamppb.New(time.Unix(memo.CreatedTs, 0)))
 			// Count different memo types based on content.
 			if memo.Payload != nil {
 				for _, tag := range memo.Payload.Tags {
@@ -281,7 +261,7 @@ func (s *APIV1Service) GetUserStats(ctx context.Context, request *v1pb.GetUserSt
 
 	userStats := &v1pb.UserStats{
 		Name:                  fmt.Sprintf("%s/stats", BuildUserName(user.Username)),
-		MemoDisplayTimestamps: displayTimestamps,
+		MemoCreatedTimestamps: createdTimestamps,
 		TagCount:              tagCount,
 		PinnedMemos:           pinnedMemos,
 		TotalMemoCount:        totalMemoCount,

web/src/components/MemoActionMenu/memoShareImagePreviewModel.ts

@@ -35,7 +35,7 @@ export const buildMemoShareImagePreviewModel = ({
 }: BuildMemoShareImagePreviewModelOptions): MemoShareImagePreviewModel => {
   const displayName = creator?.displayName || creator?.username || fallbackDisplayName;
   const avatarUrl = getMemoSharePreviewAvatarUrl(creator?.avatarUrl);
-  const displayTime = memo.displayTime ? timestampDate(memo.displayTime) : memo.createTime ? timestampDate(memo.createTime) : undefined;
+  const displayTime = memo.createTime ? timestampDate(memo.createTime) : undefined;
   const formattedDisplayTime = displayTime?.toLocaleString(locale, {
     dateStyle: "medium",
     timeStyle: "short",

web/src/components/MemoCommentSection.tsx

@@ -67,7 +67,7 @@ const MemoCommentSection = ({ memo, comments, parentPage }: Props) => {
           </div>
         )}
         {comments.map((comment) => (
-          <div className="w-full" key={`${comment.name}-${comment.displayTime}`} id={extractMemoIdFromName(comment.name)}>
+          <div className="w-full" key={`${comment.name}-${comment.updateTime}`} id={extractMemoIdFromName(comment.name)}>
             <MemoView memo={comment} parentPage={parentPage} showCreator compact />
           </div>
         ))}

web/src/components/MemoDisplaySettingMenu.tsx

@@ -11,8 +11,8 @@ interface Props {
 
 function MemoDisplaySettingMenu({ className }: Props) {
   const t = useTranslate();
-  const { orderByTimeAsc, toggleSortOrder } = useView();
-  const isApplying = orderByTimeAsc !== false;
+  const { orderByTimeAsc, timeBasis, setTimeBasis, toggleSortOrder } = useView();
+  const isApplying = orderByTimeAsc !== false || timeBasis !== "create_time";
 
   return (
     <Popover>
@@ -22,7 +22,19 @@ function MemoDisplaySettingMenu({ className }: Props) {
       <PopoverContent align="end" alignOffset={-12} sideOffset={14}>
         <div className="flex flex-col gap-2 p-1">
           <div className="w-full flex flex-row justify-between items-center">
-            <span className="text-sm shrink-0 mr-3 text-foreground">{t("memo.direction")}</span>
+            <span className="text-sm shrink-0 mr-3 text-foreground">{t("memo.shown-time")}</span>
+            <Select value={timeBasis} onValueChange={(value) => setTimeBasis(value === "update_time" ? "update_time" : "create_time")}>
+              <SelectTrigger size="sm" className="w-32">
+                <SelectValue />
+              </SelectTrigger>
+              <SelectContent>
+                <SelectItem value="create_time">{t("common.created-at")}</SelectItem>
+                <SelectItem value="update_time">{t("common.last-updated-at")}</SelectItem>
+              </SelectContent>
+            </Select>
+          </div>
+          <div className="w-full flex flex-row justify-between items-center">
+            <span className="text-sm shrink-0 mr-3 text-foreground">{t("memo.order")}</span>
             <Select
               value={orderByTimeAsc.toString()}
               onValueChange={(value) => {
@@ -31,12 +43,12 @@ function MemoDisplaySettingMenu({ className }: Props) {
                 }
               }}
             >
-              <SelectTrigger size="sm">
+              <SelectTrigger size="sm" className="w-32">
                 <SelectValue />
               </SelectTrigger>
               <SelectContent>
-                <SelectItem value="false">{t("memo.direction-desc")}</SelectItem>
-                <SelectItem value="true">{t("memo.direction-asc")}</SelectItem>
+                <SelectItem value="false">{t("memo.newest-first")}</SelectItem>
+                <SelectItem value="true">{t("memo.oldest-first")}</SelectItem>
               </SelectContent>
             </Select>
           </div>

web/src/components/MemoMetadata/Relation/LinkMemoDialog.tsx

@@ -74,7 +74,7 @@ export const LinkMemoDialog = ({
                     <div className="w-full flex flex-col gap-1">
                       <div className="flex items-center gap-1.5 text-sm text-muted-foreground select-none">
                         {alreadyLinked && <LinkIcon className="w-3 h-3 shrink-0" />}
-                        <span>{memo.displayTime && timestampDate(memo.displayTime).toLocaleString()}</span>
+                        <span>{memo.createTime && timestampDate(memo.createTime).toLocaleString()}</span>
                       </div>
                       <MemoPreview name={memo.name} content={memo.content} attachments={memo.attachments} showMemoId />
                     </div>

web/src/components/MemoView/MemoViewContext.tsx

 import { timestampDate } from "@bufbuild/protobuf/wkt";
 import { createContext, useContext } from "react";
 import { useLocation } from "react-router-dom";
+import { useView } from "@/contexts/ViewContext";
 import type { Memo } from "@/types/proto/api/v1/memo_service_pb";
 import { MemoRelation_Type } from "@/types/proto/api/v1/memo_service_pb";
 import type { User } from "@/types/proto/api/v1/user_service_pb";
@@ -37,12 +38,14 @@ export const computeCommentAmount = (memo: Memo): number =>
 
 export const useMemoViewDerived = () => {
   const { memo, isArchived, readonly } = useMemoViewContext();
+  const { timeBasis } = useView();
   const location = useLocation();
 
   const isInMemoDetailPage = location.pathname.startsWith(`/${memo.name}`) || location.pathname.startsWith("/memos/shares/");
   const commentAmount = computeCommentAmount(memo);
 
-  const displayTime = memo.displayTime ? timestampDate(memo.displayTime) : undefined;
+  const displayTimestamp = timeBasis === "update_time" ? memo.updateTime : memo.createTime;
+  const displayTime = displayTimestamp ? timestampDate(displayTimestamp) : undefined;
   const relativeTimeFormat: "datetime" | "auto" =
     displayTime && Date.now() - displayTime.getTime() > RELATIVE_TIME_THRESHOLD_MS ? "datetime" : "auto";
 
@@ -51,6 +54,7 @@ export const useMemoViewDerived = () => {
     readonly,
     isInMemoDetailPage,
     commentAmount,
+    displayTime,
     relativeTimeFormat,
   };
 };

web/src/components/MemoView/components/MemoHeader.tsx

-import { timestampDate } from "@bufbuild/protobuf/wkt";
 import { BookmarkIcon } from "lucide-react";
 import { useCallback, useState } from "react";
 import { Link } from "react-router-dom";
@@ -23,7 +22,7 @@ const MemoHeader: React.FC<MemoHeaderProps> = ({ showCreator, showVisibility, sh
   const [reactionSelectorOpen, setReactionSelectorOpen] = useState(false);
 
   const { memo, creator, currentUser, parentPage, isArchived, readonly, openEditor } = useMemoViewContext();
-  const { relativeTimeFormat } = useMemoViewDerived();
+  const { displayTime: memoDisplayTime, relativeTimeFormat } = useMemoViewDerived();
 
   const navigateTo = useNavigateTo();
   const handleGotoMemoDetailPage = useCallback(() => {
@@ -33,13 +32,9 @@ const MemoHeader: React.FC<MemoHeaderProps> = ({ showCreator, showVisibility, sh
   const { unpinMemo } = useMemoActions(memo);
 
   const displayTime = isArchived ? (
-    (memo.displayTime ? timestampDate(memo.displayTime) : undefined)?.toLocaleString(i18n.language)
+    memoDisplayTime?.toLocaleString(i18n.language)
   ) : (
-    <relative-time
-      datetime={(memo.displayTime ? timestampDate(memo.displayTime) : undefined)?.toISOString()}
-      lang={i18n.language}
-      format={relativeTimeFormat}
-    ></relative-time>
+    <relative-time datetime={memoDisplayTime?.toISOString()} lang={i18n.language} format={relativeTimeFormat}></relative-time>
   );
 
   return (

web/src/components/PagedMemoList/PagedMemoList.tsx

@@ -88,7 +88,7 @@ const PagedMemoList = (props: Props) => {
   const { data, fetchNextPage, hasNextPage, isFetchingNextPage, isLoading } = useInfiniteMemos(
     {
       state: props.state || State.NORMAL,
-      orderBy: props.orderBy || "display_time desc",
+      orderBy: props.orderBy || "create_time desc",
       filter: props.filter,
       pageSize: props.pageSize || DEFAULT_LIST_MEMOS_PAGE_SIZE,
     },

web/src/components/Settings/MemoRelatedSettings.tsx

@@ -72,13 +72,6 @@ const MemoRelatedSettings = () => {
   return (
     <SettingSection title={t("setting.memo.label")}>
       <SettingGroup title={t("common.basic")}>
-        <SettingRow label={t("setting.system.display-with-updated-time")}>
-          <Switch
-            checked={memoRelatedSetting.displayWithUpdateTime}
-            onCheckedChange={(checked) => updatePartialSetting({ displayWithUpdateTime: checked })}
-          />
-        </SettingRow>
-
         <SettingRow label={t("setting.system.enable-double-click-to-edit")}>
           <Switch
             checked={memoRelatedSetting.enableDoubleClickEdit}

web/src/components/UserMemoMap/UserMemoMap.tsx

@@ -52,7 +52,7 @@ const UserMemoMap = ({ creator, className }: Props) => {
   const { data, isLoading } = useInfiniteMemos(
     {
       state: State.NORMAL,
-      orderBy: "display_time desc",
+      orderBy: "create_time desc",
       pageSize: 1000,
       filter: creatorFilter,
     },
@@ -133,8 +133,8 @@ const UserMemoMap = ({ creator, className }: Props) => {
                         Memo
                       </span>
                       <span className="block text-[11px] font-medium text-muted-foreground">
-                        {memo.displayTime &&
-                          timestampDate(memo.displayTime).toLocaleDateString(undefined, {
+                        {memo.createTime &&
+                          timestampDate(memo.createTime).toLocaleDateString(undefined, {
                             year: "numeric",
                             month: "short",
                             day: "numeric",

web/src/contexts/ViewContext.tsx

 import { createContext, type ReactNode, useContext, useState } from "react";
 
+export type MemoTimeBasis = "create_time" | "update_time";
+
+interface ViewState {
+  orderByTimeAsc: boolean;
+  timeBasis?: MemoTimeBasis;
+  sortTimeField?: MemoTimeBasis;
+}
+
 interface ViewContextValue {
   orderByTimeAsc: boolean;
+  timeBasis: MemoTimeBasis;
   toggleSortOrder: () => void;
+  setTimeBasis: (field: MemoTimeBasis) => void;
 }
 
 const ViewContext = createContext<ViewContextValue | null>(null);
@@ -10,13 +20,16 @@ const ViewContext = createContext<ViewContextValue | null>(null);
 const LOCAL_STORAGE_KEY = "memos-view-setting";
 
 export function ViewProvider({ children }: { children: ReactNode }) {
-  const getInitialState = () => {
+  const getInitialState = (): ViewState => {
     try {
       const cached = localStorage.getItem(LOCAL_STORAGE_KEY);
       if (cached) {
-        const data = JSON.parse(cached);
+        const data = JSON.parse(cached) as Partial<ViewState>;
+        const cachedTimeBasis = data.timeBasis ?? data.sortTimeField;
+        const timeBasis = cachedTimeBasis === "create_time" || cachedTimeBasis === "update_time" ? cachedTimeBasis : undefined;
         return {
           orderByTimeAsc: Boolean(data.orderByTimeAsc ?? false),
+          timeBasis,
         };
       }
     } catch (error) {
@@ -26,8 +39,9 @@ export function ViewProvider({ children }: { children: ReactNode }) {
   };
 
   const [viewState, setViewState] = useState(getInitialState);
+  const timeBasis = viewState.timeBasis ?? "create_time";
 
-  const persistToStorage = (newState: typeof viewState) => {
+  const persistToStorage = (newState: ViewState) => {
     try {
       localStorage.setItem(LOCAL_STORAGE_KEY, JSON.stringify(newState));
     } catch (error) {
@@ -43,11 +57,21 @@ export function ViewProvider({ children }: { children: ReactNode }) {
     });
   };
 
+  const setTimeBasis = (field: MemoTimeBasis) => {
+    setViewState((prev) => {
+      const newState = { ...prev, timeBasis: field };
+      persistToStorage(newState);
+      return newState;
+    });
+  };
+
   return (
     <ViewContext.Provider
       value={{
-        ...viewState,
+        orderByTimeAsc: viewState.orderByTimeAsc,
+        timeBasis,
         toggleSortOrder,
+        setTimeBasis,
       }}
     >
       {children}

web/src/hooks/useFilteredMemoStats.ts

@@ -49,15 +49,15 @@ export const useFilteredMemoStats = (options: UseFilteredMemoStatsOptions = {}):
         }
       }
       const displayDates = (memosResponse?.memos ?? [])
-        .map((memo) => (memo.displayTime ? timestampDate(memo.displayTime) : undefined))
+        .map((memo) => (memo.createTime ? timestampDate(memo.createTime) : undefined))
         .filter((date): date is Date => date !== undefined)
         .map(toDateString);
       activityStats = countBy(displayDates);
     } else if (userName && userStats) {
       // home/profile: use backend per-user stats
-      if (userStats.memoDisplayTimestamps && userStats.memoDisplayTimestamps.length > 0) {
+      if (userStats.memoCreatedTimestamps && userStats.memoCreatedTimestamps.length > 0) {
         activityStats = countBy(
-          userStats.memoDisplayTimestamps
+          userStats.memoCreatedTimestamps
             .map((ts) => (ts ? timestampDate(ts) : undefined))
             .filter((date): date is Date => date !== undefined)
             .map(toDateString),
@@ -69,7 +69,7 @@ export const useFilteredMemoStats = (options: UseFilteredMemoStatsOptions = {}):
     } else if (memosResponse?.memos) {
       // archived/fallback: compute from cached memos
       const displayDates = memosResponse.memos
-        .map((memo) => (memo.displayTime ? timestampDate(memo.displayTime) : undefined))
+        .map((memo) => (memo.createTime ? timestampDate(memo.createTime) : undefined))
         .filter((date): date is Date => date !== undefined)
         .map(toDateString);
       activityStats = countBy(displayDates);

web/src/hooks/useMemoFilters.ts

 import { useMemo } from "react";
 import { useAuth } from "@/contexts/AuthContext";
-import { useInstance } from "@/contexts/InstanceContext";
 import { useMemoFilterContext } from "@/contexts/MemoFilterContext";
 import { buildMemoCreatorFilter } from "@/helpers/resource-names";
 import { Visibility } from "@/types/proto/api/v1/memo_service_pb";
@@ -37,7 +36,6 @@ export const useMemoFilters = (options: UseMemoFiltersOptions = {}): string | un
 
   const { shortcuts } = useAuth();
   const { filters, shortcut: currentShortcut } = useMemoFilterContext();
-  const { memoRelatedSetting } = useInstance();
 
   // Get selected shortcut if needed
   const selectedShortcut = useMemo(() => {
@@ -79,14 +77,11 @@ export const useMemoFilters = (options: UseMemoFiltersOptions = {}): string | un
       } else if (filter.factor === "property.hasCode") {
         conditions.push(`has_code`);
       } else if (filter.factor === "displayTime") {
-        const displayWithUpdateTime = memoRelatedSetting?.displayWithUpdateTime ?? false;
-        const factor = displayWithUpdateTime ? "updated_ts" : "created_ts";
-
         const filterDate = new Date(filter.value);
         const filterUtcTimestamp = filterDate.getTime() + filterDate.getTimezoneOffset() * 60 * 1000;
         const timestampAfter = filterUtcTimestamp / 1000;
 
-        conditions.push(`${factor} >= ${timestampAfter} && ${factor} < ${timestampAfter + 60 * 60 * 24}`);
+        conditions.push(`created_ts >= ${timestampAfter} && created_ts < ${timestampAfter + 60 * 60 * 24}`);
       }
     }
 
@@ -97,5 +92,5 @@ export const useMemoFilters = (options: UseMemoFiltersOptions = {}): string | un
     }
 
     return conditions.length > 0 ? conditions.join(" && ") : undefined;
-  }, [creatorName, includeShortcuts, includePinned, visibilities, selectedShortcut, filters, memoRelatedSetting]);
+  }, [creatorName, includeShortcuts, includePinned, visibilities, selectedShortcut, filters]);
 };

web/src/hooks/useMemoSorting.ts

 import { timestampDate } from "@bufbuild/protobuf/wkt";
 import dayjs from "dayjs";
 import { useMemo } from "react";
-import { useView } from "@/contexts/ViewContext";
+import { type MemoTimeBasis, useView } from "@/contexts/ViewContext";
 import { State } from "@/types/proto/api/v1/common_pb";
-import { Memo } from "@/types/proto/api/v1/memo_service_pb";
+import type { Memo } from "@/types/proto/api/v1/memo_service_pb";
 
 export interface UseMemoSortingOptions {
   pinnedFirst?: boolean;
@@ -15,15 +15,20 @@ export interface UseMemoSortingResult {
   orderBy: string;
 }
 
+const getMemoSortTime = (memo: Memo, timeBasis: MemoTimeBasis): Date | undefined => {
+  const timestamp = timeBasis === "update_time" ? memo.updateTime : memo.createTime;
+  return timestamp ? timestampDate(timestamp) : undefined;
+};
+
 export const useMemoSorting = (options: UseMemoSortingOptions = {}): UseMemoSortingResult => {
   const { pinnedFirst = false, state = State.NORMAL } = options;
-  const { orderByTimeAsc } = useView();
+  const { orderByTimeAsc, timeBasis } = useView();
 
   // Generate orderBy string for API
   const orderBy = useMemo(() => {
-    const timeOrder = orderByTimeAsc ? "display_time asc" : "display_time desc";
+    const timeOrder = orderByTimeAsc ? `${timeBasis} asc` : `${timeBasis} desc`;
     return pinnedFirst ? `pinned desc, ${timeOrder}` : timeOrder;
-  }, [pinnedFirst, orderByTimeAsc]);
+  }, [pinnedFirst, orderByTimeAsc, timeBasis]);
 
   // Generate listSort function for client-side sorting
   const listSort = useMemo(() => {
@@ -36,13 +41,13 @@ export const useMemoSorting = (options: UseMemoSortingOptions = {}): UseMemoSort
             return b.pinned ? 1 : -1;
           }
 
-          // Then sort by display time
-          const aTime = a.displayTime ? timestampDate(a.displayTime) : undefined;
-          const bTime = b.displayTime ? timestampDate(b.displayTime) : undefined;
+          // Then sort by the selected time field.
+          const aTime = getMemoSortTime(a, timeBasis);
+          const bTime = getMemoSortTime(b, timeBasis);
           return orderByTimeAsc ? dayjs(aTime).unix() - dayjs(bTime).unix() : dayjs(bTime).unix() - dayjs(aTime).unix();
         });
     };
-  }, [pinnedFirst, state, orderByTimeAsc]);
+  }, [pinnedFirst, state, orderByTimeAsc, timeBasis]);
 
   return { listSort, orderBy };
 };

web/src/locales/en.json

@@ -247,9 +247,13 @@
     "load-more": "Load more",
     "no-archived-memos": "No archived memos.",
     "no-memos": "No memos.",
+    "newest-first": "Newest first",
+    "oldest-first": "Oldest first",
+    "order": "Order",
     "order-by": "Order By",
     "outline": "Outline",
     "search-placeholder": "Search memos...",
+    "shown-time": "Shown time",
     "share": {
       "active-links": "Active share links",
       "copied": "Copied!",

web/src/locales/zh-Hans.json

@@ -209,8 +209,12 @@
     "load-more": "加载更多",
     "no-archived-memos": "没有已归档备忘录。",
     "no-memos": "无备忘录",
+    "newest-first": "最新优先",
+    "oldest-first": "最早优先",
+    "order": "顺序",
     "order-by": "排序",
     "search-placeholder": "搜索备忘录",
+    "shown-time": "显示时间",
     "show-less": "显示较少",
     "show-more": "查看更多",
     "to-do": "待办",

web/src/locales/zh-Hant.json

@@ -206,8 +206,12 @@
     "load-more": "載入更多",
     "no-archived-memos": "無已封存的備忘錄",
     "no-memos": "無備忘錄",
+    "newest-first": "最新優先",
+    "oldest-first": "最早優先",
+    "order": "順序",
     "order-by": "排序",
     "search-placeholder": "搜尋備忘錄",
+    "shown-time": "顯示時間",
     "show-less": "顯示較少",
     "show-more": "查看更多",
     "to-do": "待辦事項",

web/src/pages/Home.tsx

@@ -24,7 +24,7 @@ const Home = () => {
   return (
     <div className="w-full min-h-full bg-background text-foreground">
       <PagedMemoList
-        renderer={(memo: Memo) => <MemoView key={`${memo.name}-${memo.displayTime}`} memo={memo} showVisibility showPinned compact />}
+        renderer={(memo: Memo) => <MemoView key={`${memo.name}-${memo.updateTime}`} memo={memo} showVisibility showPinned compact />}
         listSort={listSort}
         orderBy={orderBy}
         filter={memoFilter}

web/src/pages/MemoDetail.tsx

@@ -100,7 +100,7 @@ const MemoDetail = () => {
               </div>
             )}
             <MemoView
-              key={`${displayMemo.name}-${displayMemo.displayTime}`}
+              key={`${displayMemo.name}-${displayMemo.updateTime}`}
               memo={displayMemo}
               compact={false}
               parentPage={locationState?.from}

web/src/pages/UserProfile.tsx

@@ -130,7 +130,7 @@ const UserProfile = () => {
               {activeTab === "memos" ? (
                 <PagedMemoList
                   renderer={(memo: Memo) => (
-                    <MemoView key={`${memo.name}-${memo.displayTime}`} memo={memo} showVisibility showPinned compact />
+                    <MemoView key={`${memo.name}-${memo.updateTime}`} memo={memo} showVisibility showPinned compact />
                   )}
                   listSort={listSort}
                   orderBy={orderBy}

web/src/types/proto/api/v1/ai_service_pb.ts

-// @generated by protoc-gen-es v2.11.0 with parameter "target=ts"
+// @generated by protoc-gen-es v2.12.0 with parameter "target=ts"
 // @generated from file api/v1/ai_service.proto (package memos.api.v1, syntax proto3)
 /* eslint-disable */
 
@@ -31,14 +31,14 @@ export type TranscribeRequest = Message<"memos.api.v1.TranscribeRequest"> & {
    *
    * @generated from field: memos.api.v1.TranscriptionConfig config = 2;
    */
-  config?: TranscriptionConfig;
+  config?: TranscriptionConfig | undefined;
 
   /**
    * Required. Audio input.
    *
    * @generated from field: memos.api.v1.TranscriptionAudio audio = 3;
    */
-  audio?: TranscriptionAudio;
+  audio?: TranscriptionAudio | undefined;
 };
 
 /**

web/src/types/proto/api/v1/attachment_service_pb.ts

-// @generated by protoc-gen-es v2.11.0 with parameter "target=ts"
+// @generated by protoc-gen-es v2.12.0 with parameter "target=ts"
 // @generated from file api/v1/attachment_service.proto (package memos.api.v1, syntax proto3)
 /* eslint-disable */
 
@@ -72,7 +72,7 @@ export type Attachment = Message<"memos.api.v1.Attachment"> & {
    *
    * @generated from field: google.protobuf.Timestamp create_time = 2;
    */
-  createTime?: Timestamp;
+  createTime?: Timestamp | undefined;
 
   /**
    * The filename of the attachment.
@@ -115,14 +115,14 @@ export type Attachment = Message<"memos.api.v1.Attachment"> & {
    *
    * @generated from field: optional string memo = 8;
    */
-  memo?: string;
+  memo?: string | undefined;
 
   /**
    * Optional. Motion media metadata.
    *
    * @generated from field: memos.api.v1.MotionMedia motion_media = 9;
    */
-  motionMedia?: MotionMedia;
+  motionMedia?: MotionMedia | undefined;
 };
 
 /**
@@ -141,7 +141,7 @@ export type CreateAttachmentRequest = Message<"memos.api.v1.CreateAttachmentRequ
    *
    * @generated from field: memos.api.v1.Attachment attachment = 1;
    */
-  attachment?: Attachment;
+  attachment?: Attachment | undefined;
 
   /**
    * Optional. The attachment ID to use for this attachment.
@@ -270,14 +270,14 @@ export type UpdateAttachmentRequest = Message<"memos.api.v1.UpdateAttachmentRequ
    *
    * @generated from field: memos.api.v1.Attachment attachment = 1;
    */
-  attachment?: Attachment;
+  attachment?: Attachment | undefined;
 
   /**
    * Required. The list of fields to update.
    *
    * @generated from field: google.protobuf.FieldMask update_mask = 2;
    */
-  updateMask?: FieldMask;
+  updateMask?: FieldMask | undefined;
 };
 
 /**

web/src/types/proto/api/v1/auth_service_pb.ts

-// @generated by protoc-gen-es v2.11.0 with parameter "target=ts"
+// @generated by protoc-gen-es v2.12.0 with parameter "target=ts"
 // @generated from file api/v1/auth_service.proto (package memos.api.v1, syntax proto3)
 /* eslint-disable */
 
@@ -40,7 +40,7 @@ export type GetCurrentUserResponse = Message<"memos.api.v1.GetCurrentUserRespons
    *
    * @generated from field: memos.api.v1.User user = 1;
    */
-  user?: User;
+  user?: User | undefined;
 };
 
 /**
@@ -166,7 +166,7 @@ export type SignInResponse = Message<"memos.api.v1.SignInResponse"> & {
    *
    * @generated from field: memos.api.v1.User user = 1;
    */
-  user?: User;
+  user?: User | undefined;
 
   /**
    * The short-lived access token for API requests.
@@ -182,7 +182,7 @@ export type SignInResponse = Message<"memos.api.v1.SignInResponse"> & {
    *
    * @generated from field: google.protobuf.Timestamp access_token_expires_at = 3;
    */
-  accessTokenExpiresAt?: Timestamp;
+  accessTokenExpiresAt?: Timestamp | undefined;
 };
 
 /**
@@ -234,7 +234,7 @@ export type RefreshTokenResponse = Message<"memos.api.v1.RefreshTokenResponse">
    *
    * @generated from field: google.protobuf.Timestamp expires_at = 2;
    */
-  expiresAt?: Timestamp;
+  expiresAt?: Timestamp | undefined;
 };
 
 /**

web/src/types/proto/api/v1/common_pb.ts

-// @generated by protoc-gen-es v2.11.0 with parameter "target=ts"
+// @generated by protoc-gen-es v2.12.0 with parameter "target=ts"
 // @generated from file api/v1/common.proto (package memos.api.v1, syntax proto3)
 /* eslint-disable */
 

web/src/types/proto/api/v1/idp_service_pb.ts

-// @generated by protoc-gen-es v2.11.0 with parameter "target=ts"
+// @generated by protoc-gen-es v2.12.0 with parameter "target=ts"
 // @generated from file api/v1/idp_service.proto (package memos.api.v1, syntax proto3)
 /* eslint-disable */
 
@@ -56,7 +56,7 @@ export type IdentityProvider = Message<"memos.api.v1.IdentityProvider"> & {
    *
    * @generated from field: memos.api.v1.IdentityProviderConfig config = 5;
    */
-  config?: IdentityProviderConfig;
+  config?: IdentityProviderConfig | undefined;
 };
 
 /**
@@ -181,7 +181,7 @@ export type OAuth2Config = Message<"memos.api.v1.OAuth2Config"> & {
   /**
    * @generated from field: memos.api.v1.FieldMapping field_mapping = 7;
    */
-  fieldMapping?: FieldMapping;
+  fieldMapping?: FieldMapping | undefined;
 };
 
 /**
@@ -252,7 +252,7 @@ export type CreateIdentityProviderRequest = Message<"memos.api.v1.CreateIdentity
    *
    * @generated from field: memos.api.v1.IdentityProvider identity_provider = 1;
    */
-  identityProvider?: IdentityProvider;
+  identityProvider?: IdentityProvider | undefined;
 
   /**
    * Optional. The ID to use for the identity provider, which will become the final component of the resource name.
@@ -279,7 +279,7 @@ export type UpdateIdentityProviderRequest = Message<"memos.api.v1.UpdateIdentity
    *
    * @generated from field: memos.api.v1.IdentityProvider identity_provider = 1;
    */
-  identityProvider?: IdentityProvider;
+  identityProvider?: IdentityProvider | undefined;
 
   /**
    * Required. The update mask applies to the resource. Only the top level fields of
@@ -287,7 +287,7 @@ export type UpdateIdentityProviderRequest = Message<"memos.api.v1.UpdateIdentity
    *
    * @generated from field: google.protobuf.FieldMask update_mask = 2;
    */
-  updateMask?: FieldMask;
+  updateMask?: FieldMask | undefined;
 };
 
 /**

web/src/types/proto/api/v1/shortcut_service_pb.ts

-// @generated by protoc-gen-es v2.11.0 with parameter "target=ts"
+// @generated by protoc-gen-es v2.12.0 with parameter "target=ts"
 // @generated from file api/v1/shortcut_service.proto (package memos.api.v1, syntax proto3)
 /* eslint-disable */
 
@@ -128,7 +128,7 @@ export type CreateShortcutRequest = Message<"memos.api.v1.CreateShortcutRequest"
    *
    * @generated from field: memos.api.v1.Shortcut shortcut = 2;
    */
-  shortcut?: Shortcut;
+  shortcut?: Shortcut | undefined;
 
   /**
    * Optional. If set, validate the request, but do not actually create the shortcut.
@@ -154,14 +154,14 @@ export type UpdateShortcutRequest = Message<"memos.api.v1.UpdateShortcutRequest"
    *
    * @generated from field: memos.api.v1.Shortcut shortcut = 1;
    */
-  shortcut?: Shortcut;
+  shortcut?: Shortcut | undefined;
 
   /**
    * Optional. The list of fields to update.
    *
    * @generated from field: google.protobuf.FieldMask update_mask = 2;
    */
-  updateMask?: FieldMask;
+  updateMask?: FieldMask | undefined;
 };
 
 /**

web/src/types/proto/google/api/annotations_pb.ts

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// @generated by protoc-gen-es v2.11.0 with parameter "target=ts"
+// @generated by protoc-gen-es v2.12.0 with parameter "target=ts"
 // @generated from file google/api/annotations.proto (package google.api, syntax proto3)
 /* eslint-disable */
 

web/src/types/proto/google/api/client_pb.ts

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// @generated by protoc-gen-es v2.11.0 with parameter "target=ts"
+// @generated by protoc-gen-es v2.12.0 with parameter "target=ts"
 // @generated from file google/api/client.proto (package google.api, syntax proto3)
 /* eslint-disable */
 
@@ -57,7 +57,7 @@ export type CommonLanguageSettings = Message<"google.api.CommonLanguageSettings"
    *
    * @generated from field: google.api.SelectiveGapicGeneration selective_gapic_generation = 3;
    */
-  selectiveGapicGeneration?: SelectiveGapicGeneration;
+  selectiveGapicGeneration?: SelectiveGapicGeneration | undefined;
 };
 
 /**
@@ -102,56 +102,56 @@ export type ClientLibrarySettings = Message<"google.api.ClientLibrarySettings">
    *
    * @generated from field: google.api.JavaSettings java_settings = 21;
    */
-  javaSettings?: JavaSettings;
+  javaSettings?: JavaSettings | undefined;
 
   /**
    * Settings for C++ client libraries.
    *
    * @generated from field: google.api.CppSettings cpp_settings = 22;
    */
-  cppSettings?: CppSettings;
+  cppSettings?: CppSettings | undefined;
 
   /**
    * Settings for PHP client libraries.
    *
    * @generated from field: google.api.PhpSettings php_settings = 23;
    */
-  phpSettings?: PhpSettings;
+  phpSettings?: PhpSettings | undefined;
 
   /**
    * Settings for Python client libraries.
    *
    * @generated from field: google.api.PythonSettings python_settings = 24;
    */
-  pythonSettings?: PythonSettings;
+  pythonSettings?: PythonSettings | undefined;
 
   /**
    * Settings for Node client libraries.
    *
    * @generated from field: google.api.NodeSettings node_settings = 25;
    */
-  nodeSettings?: NodeSettings;
+  nodeSettings?: NodeSettings | undefined;
 
   /**
    * Settings for .NET client libraries.
    *
    * @generated from field: google.api.DotnetSettings dotnet_settings = 26;
    */
-  dotnetSettings?: DotnetSettings;
+  dotnetSettings?: DotnetSettings | undefined;
 
   /**
    * Settings for Ruby client libraries.
    *
    * @generated from field: google.api.RubySettings ruby_settings = 27;
    */
-  rubySettings?: RubySettings;
+  rubySettings?: RubySettings | undefined;
 
   /**
    * Settings for Go client libraries.
    *
    * @generated from field: google.api.GoSettings go_settings = 28;
    */
-  goSettings?: GoSettings;
+  goSettings?: GoSettings | undefined;
 };
 
 /**
@@ -313,7 +313,7 @@ export type JavaSettings = Message<"google.api.JavaSettings"> & {
    *
    * @generated from field: google.api.CommonLanguageSettings common = 3;
    */
-  common?: CommonLanguageSettings;
+  common?: CommonLanguageSettings | undefined;
 };
 
 /**
@@ -334,7 +334,7 @@ export type CppSettings = Message<"google.api.CppSettings"> & {
    *
    * @generated from field: google.api.CommonLanguageSettings common = 1;
    */
-  common?: CommonLanguageSettings;
+  common?: CommonLanguageSettings | undefined;
 };
 
 /**
@@ -355,7 +355,7 @@ export type PhpSettings = Message<"google.api.PhpSettings"> & {
    *
    * @generated from field: google.api.CommonLanguageSettings common = 1;
    */
-  common?: CommonLanguageSettings;
+  common?: CommonLanguageSettings | undefined;
 };
 
 /**
@@ -376,14 +376,14 @@ export type PythonSettings = Message<"google.api.PythonSettings"> & {
    *
    * @generated from field: google.api.CommonLanguageSettings common = 1;
    */
-  common?: CommonLanguageSettings;
+  common?: CommonLanguageSettings | undefined;
 
   /**
    * Experimental features to be included during client library generation.
    *
    * @generated from field: google.api.PythonSettings.ExperimentalFeatures experimental_features = 2;
    */
-  experimentalFeatures?: PythonSettings_ExperimentalFeatures;
+  experimentalFeatures?: PythonSettings_ExperimentalFeatures | undefined;
 };
 
 /**
@@ -450,7 +450,7 @@ export type NodeSettings = Message<"google.api.NodeSettings"> & {
    *
    * @generated from field: google.api.CommonLanguageSettings common = 1;
    */
-  common?: CommonLanguageSettings;
+  common?: CommonLanguageSettings | undefined;
 };
 
 /**
@@ -471,7 +471,7 @@ export type DotnetSettings = Message<"google.api.DotnetSettings"> & {
    *
    * @generated from field: google.api.CommonLanguageSettings common = 1;
    */
-  common?: CommonLanguageSettings;
+  common?: CommonLanguageSettings | undefined;
 
   /**
    * Map from original service names to renamed versions.
@@ -542,7 +542,7 @@ export type RubySettings = Message<"google.api.RubySettings"> & {
    *
    * @generated from field: google.api.CommonLanguageSettings common = 1;
    */
-  common?: CommonLanguageSettings;
+  common?: CommonLanguageSettings | undefined;
 };
 
 /**
@@ -563,7 +563,7 @@ export type GoSettings = Message<"google.api.GoSettings"> & {
    *
    * @generated from field: google.api.CommonLanguageSettings common = 1;
    */
-  common?: CommonLanguageSettings;
+  common?: CommonLanguageSettings | undefined;
 
   /**
    * Map of service names to renamed services. Keys are the package relative
@@ -626,7 +626,7 @@ export type MethodSettings = Message<"google.api.MethodSettings"> & {
    *
    * @generated from field: google.api.MethodSettings.LongRunning long_running = 2;
    */
-  longRunning?: MethodSettings_LongRunning;
+  longRunning?: MethodSettings_LongRunning | undefined;
 
   /**
    * List of top-level fields of the request message, that should be
@@ -669,7 +669,7 @@ export type MethodSettings_LongRunning = Message<"google.api.MethodSettings.Long
    *
    * @generated from field: google.protobuf.Duration initial_poll_delay = 1;
    */
-  initialPollDelay?: Duration;
+  initialPollDelay?: Duration | undefined;
 
   /**
    * Multiplier to gradually increase delay between subsequent polls until it
@@ -686,7 +686,7 @@ export type MethodSettings_LongRunning = Message<"google.api.MethodSettings.Long
    *
    * @generated from field: google.protobuf.Duration max_poll_delay = 3;
    */
-  maxPollDelay?: Duration;
+  maxPollDelay?: Duration | undefined;
 
   /**
    * Total polling timeout.
@@ -694,7 +694,7 @@ export type MethodSettings_LongRunning = Message<"google.api.MethodSettings.Long
    *
    * @generated from field: google.protobuf.Duration total_poll_timeout = 4;
    */
-  totalPollTimeout?: Duration;
+  totalPollTimeout?: Duration | undefined;
 };
 
 /**

web/src/types/proto/google/api/field_behavior_pb.ts

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// @generated by protoc-gen-es v2.11.0 with parameter "target=ts"
+// @generated by protoc-gen-es v2.12.0 with parameter "target=ts"
 // @generated from file google/api/field_behavior.proto (package google.api, syntax proto3)
 /* eslint-disable */
 

web/src/types/proto/google/api/http_pb.ts

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// @generated by protoc-gen-es v2.11.0 with parameter "target=ts"
+// @generated by protoc-gen-es v2.12.0 with parameter "target=ts"
 // @generated from file google/api/http.proto (package google.api, syntax proto3)
 /* eslint-disable */
 

web/src/types/proto/google/api/launch_stage_pb.ts

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// @generated by protoc-gen-es v2.11.0 with parameter "target=ts"
+// @generated by protoc-gen-es v2.12.0 with parameter "target=ts"
 // @generated from file google/api/launch_stage.proto (package google.api, syntax proto3)
 /* eslint-disable */
 

web/src/types/proto/google/api/resource_pb.ts

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// @generated by protoc-gen-es v2.11.0 with parameter "target=ts"
+// @generated by protoc-gen-es v2.12.0 with parameter "target=ts"
 // @generated from file google/api/resource.proto (package google.api, syntax proto3)
 /* eslint-disable */
 

web/src/types/proto/google/type/color_pb.ts

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// @generated by protoc-gen-es v2.11.0 with parameter "target=ts"
+// @generated by protoc-gen-es v2.12.0 with parameter "target=ts"
 // @generated from file google/type/color.proto (package google.type, syntax proto3)
 /* eslint-disable */
 
@@ -192,7 +192,7 @@ export type Color = Message<"google.type.Color"> & {
    *
    * @generated from field: google.protobuf.FloatValue alpha = 4;
    */
-  alpha?: number;
+  alpha?: number | undefined;
 };
 
 /**