chore: theme in user setting

proto/api/v1/user_service.proto

@@ -369,6 +369,11 @@ message UserSetting {
 
   // The default visibility of the memo.
   string memo_visibility = 4 [(google.api.field_behavior) = OPTIONAL];
+
+  // The preferred theme of the user.
+  // This references a CSS file in the web/public/themes/ directory.
+  // If not set, the default theme will be used.
+  string theme = 5 [(google.api.field_behavior) = OPTIONAL];
 }
 
 message GetUserSettingRequest {

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

@@ -943,6 +943,10 @@ type UserSetting struct {
 	Appearance string `protobuf:"bytes,3,opt,name=appearance,proto3" json:"appearance,omitempty"`
 	// The default visibility of the memo.
 	MemoVisibility string `protobuf:"bytes,4,opt,name=memo_visibility,json=memoVisibility,proto3" json:"memo_visibility,omitempty"`
+	// The preferred theme of the user.
+	// This references a CSS file in the web/public/themes/ directory.
+	// If not set, the default theme will be used.
+	Theme         string `protobuf:"bytes,5,opt,name=theme,proto3" json:"theme,omitempty"`
 	unknownFields protoimpl.UnknownFields
 	sizeCache     protoimpl.SizeCache
 }
@@ -1005,6 +1009,13 @@ func (x *UserSetting) GetMemoVisibility() string {
 	return ""
 }
 
+func (x *UserSetting) GetTheme() string {
+	if x != nil {
+		return x.Theme
+	}
+	return ""
+}
+
 type GetUserSettingRequest struct {
 	state protoimpl.MessageState `protogen:"open.v1"`
 	// Required. The resource name of the user.
@@ -2005,14 +2016,15 @@ const file_api_v1_user_service_proto_rawDesc = "" +
 	"\x16memos.api.v1/UserStats\x12\fusers/{user}*\tuserStats2\tuserStats\"D\n" +
 	"\x13GetUserStatsRequest\x12-\n" +
 	"\x04name\x18\x01 \x01(\tB\x19\xe0A\x02\xfaA\x13\n" +
-	"\x11memos.api.v1/UserR\x04name\"\xde\x01\n" +
+	"\x11memos.api.v1/UserR\x04name\"\xf9\x01\n" +
 	"\vUserSetting\x12\x17\n" +
 	"\x04name\x18\x01 \x01(\tB\x03\xe0A\bR\x04name\x12\x1b\n" +
 	"\x06locale\x18\x02 \x01(\tB\x03\xe0A\x01R\x06locale\x12#\n" +
 	"\n" +
 	"appearance\x18\x03 \x01(\tB\x03\xe0A\x01R\n" +
 	"appearance\x12,\n" +
-	"\x0fmemo_visibility\x18\x04 \x01(\tB\x03\xe0A\x01R\x0ememoVisibility:F\xeaAC\n" +
+	"\x0fmemo_visibility\x18\x04 \x01(\tB\x03\xe0A\x01R\x0ememoVisibility\x12\x19\n" +
+	"\x05theme\x18\x05 \x01(\tB\x03\xe0A\x01R\x05theme:F\xeaAC\n" +
 	"\x18memos.api.v1/UserSetting\x12\fusers/{user}*\fuserSettings2\vuserSetting\"F\n" +
 	"\x15GetUserSettingRequest\x12-\n" +
 	"\x04name\x18\x01 \x01(\tB\x19\xe0A\x02\xfaA\x13\n" +

proto/gen/apidocs.swagger.yaml

@@ -2218,6 +2218,12 @@ paths:
               memoVisibility:
                 type: string
                 description: The default visibility of the memo.
+              theme:
+                type: string
+                description: |-
+                  The preferred theme of the user.
+                  This references a CSS file in the web/public/themes/ directory.
+                  If not set, the default theme will be used.
             title: Required. The user setting to update.
             required:
               - setting
@@ -2866,6 +2872,12 @@ definitions:
       memoVisibility:
         type: string
         description: The default visibility of the memo.
+      theme:
+        type: string
+        description: |-
+          The preferred theme of the user.
+          This references a CSS file in the web/public/themes/ directory.
+          If not set, the default theme will be used.
     title: User settings message
   apiv1Webhook:
     type: object

proto/gen/store/user_setting.pb.go

@@ -239,6 +239,9 @@ type GeneralUserSetting struct {
 	Appearance string `protobuf:"bytes,2,opt,name=appearance,proto3" json:"appearance,omitempty"`
 	// The user's memo visibility setting.
 	MemoVisibility string `protobuf:"bytes,3,opt,name=memo_visibility,json=memoVisibility,proto3" json:"memo_visibility,omitempty"`
+	// The user's theme preference.
+	// This references a CSS file in the web/public/themes/ directory.
+	Theme         string `protobuf:"bytes,4,opt,name=theme,proto3" json:"theme,omitempty"`
 	unknownFields protoimpl.UnknownFields
 	sizeCache     protoimpl.SizeCache
 }
@@ -294,6 +297,13 @@ func (x *GeneralUserSetting) GetMemoVisibility() string {
 	return ""
 }
 
+func (x *GeneralUserSetting) GetTheme() string {
+	if x != nil {
+		return x.Theme
+	}
+	return ""
+}
+
 type SessionsUserSetting struct {
 	state         protoimpl.MessageState         `protogen:"open.v1"`
 	Sessions      []*SessionsUserSetting_Session `protobuf:"bytes,1,rep,name=sessions,proto3" json:"sessions,omitempty"`
@@ -822,13 +832,14 @@ const file_store_user_setting_proto_rawDesc = "" +
 	"\rACCESS_TOKENS\x10\x03\x12\r\n" +
 	"\tSHORTCUTS\x10\x04\x12\f\n" +
 	"\bWEBHOOKS\x10\x05B\a\n" +
-	"\x05value\"u\n" +
+	"\x05value\"\x8b\x01\n" +
 	"\x12GeneralUserSetting\x12\x16\n" +
 	"\x06locale\x18\x01 \x01(\tR\x06locale\x12\x1e\n" +
 	"\n" +
 	"appearance\x18\x02 \x01(\tR\n" +
 	"appearance\x12'\n" +
-	"\x0fmemo_visibility\x18\x03 \x01(\tR\x0ememoVisibility\"\xf3\x03\n" +
+	"\x0fmemo_visibility\x18\x03 \x01(\tR\x0ememoVisibility\x12\x14\n" +
+	"\x05theme\x18\x04 \x01(\tR\x05theme\"\xf3\x03\n" +
 	"\x13SessionsUserSetting\x12D\n" +
 	"\bsessions\x18\x01 \x03(\v2(.memos.store.SessionsUserSetting.SessionR\bsessions\x1a\xfd\x01\n" +
 	"\aSession\x12\x1d\n" +

proto/store/user_setting.proto

@@ -40,6 +40,9 @@ message GeneralUserSetting {
   string appearance = 2;
   // The user's memo visibility setting.
   string memo_visibility = 3;
+  // The user's theme preference.
+  // This references a CSS file in the web/public/themes/ directory.
+  string theme = 4;
 }
 
 message SessionsUserSetting {

server/router/api/v1/user_service.go

@@ -249,7 +249,8 @@ func (s *APIV1Service) UpdateUser(ctx context.Context, request *v1pb.UpdateUserR
 		return nil, status.Errorf(codes.Internal, "failed to get workspace general setting: %v", err)
 	}
 	for _, field := range request.UpdateMask.Paths {
-		if field == "username" {
+		switch field {
+		case "username":
 			if workspaceGeneralSetting.DisallowChangeUsername {
 				return nil, status.Errorf(codes.PermissionDenied, "permission denied: disallow change username")
 			}
@@ -257,35 +258,35 @@ func (s *APIV1Service) UpdateUser(ctx context.Context, request *v1pb.UpdateUserR
 				return nil, status.Errorf(codes.InvalidArgument, "invalid username: %s", request.User.Username)
 			}
 			update.Username = &request.User.Username
-		} else if field == "display_name" {
+		case "display_name":
 			if workspaceGeneralSetting.DisallowChangeNickname {
 				return nil, status.Errorf(codes.PermissionDenied, "permission denied: disallow change nickname")
 			}
 			update.Nickname = &request.User.DisplayName
-		} else if field == "email" {
+		case "email":
 			update.Email = &request.User.Email
-		} else if field == "avatar_url" {
+		case "avatar_url":
 			update.AvatarURL = &request.User.AvatarUrl
-		} else if field == "description" {
+		case "description":
 			update.Description = &request.User.Description
-		} else if field == "role" {
+		case "role":
 			// Only allow admin to update role.
 			if currentUser.Role != store.RoleAdmin && currentUser.Role != store.RoleHost {
 				return nil, status.Errorf(codes.PermissionDenied, "permission denied")
 			}
 			role := convertUserRoleToStore(request.User.Role)
 			update.Role = &role
-		} else if field == "password" {
+		case "password":
 			passwordHash, err := bcrypt.GenerateFromPassword([]byte(request.User.Password), bcrypt.DefaultCost)
 			if err != nil {
 				return nil, echo.NewHTTPError(http.StatusInternalServerError, "failed to generate password hash").SetInternal(err)
 			}
 			passwordHashStr := string(passwordHash)
 			update.PasswordHash = &passwordHashStr
-		} else if field == "state" {
+		case "state":
 			rowStatus := convertStateToStore(request.User.State)
 			update.RowStatus = &rowStatus
-		} else {
+		default:
 			return nil, status.Errorf(codes.InvalidArgument, "invalid update path: %s", field)
 		}
 	}
@@ -334,6 +335,7 @@ func getDefaultUserSetting() *v1pb.UserSetting {
 		Locale:         "en",
 		Appearance:     "system",
 		MemoVisibility: "PRIVATE",
+		Theme:          "",
 	}
 }
 
@@ -370,9 +372,24 @@ func (s *APIV1Service) GetUserSetting(ctx context.Context, request *v1pb.GetUser
 				userSettingMessage.Locale = general.Locale
 				userSettingMessage.Appearance = general.Appearance
 				userSettingMessage.MemoVisibility = general.MemoVisibility
+				userSettingMessage.Theme = general.Theme
 			}
 		}
 	}
+
+	// Backfill theme if empty: use workspace theme or default to "default"
+	if userSettingMessage.Theme == "" {
+		workspaceGeneralSetting, err := s.Store.GetWorkspaceGeneralSetting(ctx)
+		if err != nil {
+			return nil, status.Errorf(codes.Internal, "failed to get workspace general setting: %v", err)
+		}
+		workspaceTheme := workspaceGeneralSetting.Theme
+		if workspaceTheme == "" {
+			workspaceTheme = "default"
+		}
+		userSettingMessage.Theme = workspaceTheme
+	}
+
 	return userSettingMessage, nil
 }
 
@@ -411,6 +428,7 @@ func (s *APIV1Service) UpdateUserSetting(ctx context.Context, request *v1pb.Upda
 		Locale:         "en",
 		Appearance:     "system",
 		MemoVisibility: "PRIVATE",
+		Theme:          "",
 	}
 
 	// If there's an existing setting, use its values as defaults
@@ -419,6 +437,7 @@ func (s *APIV1Service) UpdateUserSetting(ctx context.Context, request *v1pb.Upda
 		generalSetting.Locale = existing.Locale
 		generalSetting.Appearance = existing.Appearance
 		generalSetting.MemoVisibility = existing.MemoVisibility
+		generalSetting.Theme = existing.Theme
 	}
 
 	// Apply updates based on the update mask
@@ -430,6 +449,8 @@ func (s *APIV1Service) UpdateUserSetting(ctx context.Context, request *v1pb.Upda
 			generalSetting.Appearance = request.Setting.Appearance
 		case "memo_visibility":
 			generalSetting.MemoVisibility = request.Setting.MemoVisibility
+		case "theme":
+			generalSetting.Theme = request.Setting.Theme
 		default:
 			return nil, status.Errorf(codes.InvalidArgument, "invalid update path: %s", field)
 		}

server/router/api/v1/workspace_service.go

@@ -149,8 +149,14 @@ func convertWorkspaceGeneralSettingFromStore(setting *storepb.WorkspaceGeneralSe
 	if setting == nil {
 		return nil
 	}
+	// Backfill theme if empty
+	theme := setting.Theme
+	if theme == "" {
+		theme = "default"
+	}
+
 	generalSetting := &v1pb.WorkspaceGeneralSetting{
-		Theme:                    setting.Theme,
+		Theme:                    theme,
 		DisallowUserRegistration: setting.DisallowUserRegistration,
 		DisallowPasswordAuth:     setting.DisallowPasswordAuth,
 		AdditionalScript:         setting.AdditionalScript,

web/src/App.tsx

@@ -104,10 +104,12 @@ const App = observer(() => {
     });
   }, [userSetting?.locale, userSetting?.appearance]);
 
-  // Load theme when workspace setting changes, validate API response
+  // Load theme when user setting changes (user theme is already backfilled with workspace theme)
   useEffect(() => {
-    loadTheme(workspaceGeneralSetting.theme);
-  }, [workspaceGeneralSetting.theme]);
+    if (userSetting?.theme) {
+      loadTheme(userSetting.theme);
+    }
+  }, [userSetting?.theme]);
 
   return <Outlet />;
 });

web/src/components/AppearanceSelect.tsx

@@ -6,13 +6,12 @@ import { useTranslate } from "@/utils/i18n";
 interface Props {
   value: Appearance;
   onChange: (appearance: Appearance) => void;
-  className?: string;
 }
 
 const appearanceList = ["system", "light", "dark"] as const;
 
 const AppearanceSelect: FC<Props> = (props: Props) => {
-  const { onChange, value, className } = props;
+  const { onChange, value } = props;
   const t = useTranslate();
 
   const getPrefixIcon = (appearance: Appearance) => {
@@ -32,7 +31,7 @@ const AppearanceSelect: FC<Props> = (props: Props) => {
 
   return (
     <Select value={value} onValueChange={handleSelectChange}>
-      <SelectTrigger className={`min-w-40 w-auto whitespace-nowrap ${className ?? ""}`}>
+      <SelectTrigger>
         <SelectValue placeholder="Select appearance" />
       </SelectTrigger>
       <SelectContent>

web/src/components/LocaleSelect.tsx

@@ -5,12 +5,11 @@ import { locales } from "@/i18n";
 
 interface Props {
   value: Locale;
-  className?: string;
   onChange: (locale: Locale) => void;
 }
 
 const LocaleSelect: FC<Props> = (props: Props) => {
-  const { onChange, value, className } = props;
+  const { onChange, value } = props;
 
   const handleSelectChange = async (locale: Locale) => {
     onChange(locale);
@@ -18,7 +17,7 @@ const LocaleSelect: FC<Props> = (props: Props) => {
 
   return (
     <Select value={value} onValueChange={handleSelectChange}>
-      <SelectTrigger className={`min-w-40 w-auto whitespace-nowrap ${className ?? ""}`}>
+      <SelectTrigger>
         <div className="flex items-center gap-2">
           <GlobeIcon className="w-4 h-auto" />
           <SelectValue placeholder="Select language" />

web/src/components/Settings/PreferencesSection.tsx

@@ -8,6 +8,7 @@ import { useTranslate } from "@/utils/i18n";
 import { convertVisibilityFromString, convertVisibilityToString } from "@/utils/memo";
 import AppearanceSelect from "../AppearanceSelect";
 import LocaleSelect from "../LocaleSelect";
+import ThemeSelector from "../ThemeSelector";
 import VisibilityIcon from "../VisibilityIcon";
 import WebhookSection from "./WebhookSection";
 
@@ -27,6 +28,10 @@ const PreferencesSection = observer(() => {
     await userStore.updateUserSetting({ memoVisibility: value }, ["memo_visibility"]);
   };
 
+  const handleThemeChange = async (theme: string) => {
+    await userStore.updateUserSetting({ theme }, ["theme"]);
+  };
+
   return (
     <div className="w-full flex flex-col gap-2 pt-2 pb-4">
       <p className="font-medium text-muted-foreground">{t("common.basic")}</p>
@@ -41,6 +46,11 @@ const PreferencesSection = observer(() => {
         <AppearanceSelect value={setting.appearance as Appearance} onChange={handleAppearanceSelectChange} />
       </div>
 
+      <div className="w-full flex flex-row justify-between items-center">
+        <span>{t("setting.preference-section.theme")}</span>
+        <ThemeSelector value={setting.theme} onValueChange={handleThemeChange} />
+      </div>
+
       <p className="font-medium text-muted-foreground">{t("setting.preference")}</p>
 
       <div className="w-full flex flex-row justify-between items-center">

web/src/components/UpdateCustomizedProfileDialog.tsx

@@ -137,12 +137,12 @@ export function UpdateCustomizedProfileDialog({ open, onOpenChange, onSuccess }:
 
           <div className="grid gap-2">
             <Label>{t("setting.system-section.customize-server.locale")}</Label>
-            <LocaleSelect className="w-full" value={customProfile.locale} onChange={handleLocaleSelectChange} />
+            <LocaleSelect value={customProfile.locale} onChange={handleLocaleSelectChange} />
           </div>
 
           <div className="grid gap-2">
             <Label>{t("setting.system-section.customize-server.appearance")}</Label>
-            <AppearanceSelect className="w-full" value={customProfile.appearance as Appearance} onChange={handleAppearanceSelectChange} />
+            <AppearanceSelect value={customProfile.appearance as Appearance} onChange={handleAppearanceSelectChange} />
           </div>
         </div>
 

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

@@ -272,6 +272,12 @@ export interface UserSetting {
   appearance: string;
   /** The default visibility of the memo. */
   memoVisibility: string;
+  /**
+   * The preferred theme of the user.
+   * This references a CSS file in the web/public/themes/ directory.
+   * If not set, the default theme will be used.
+   */
+  theme: string;
 }
 
 export interface GetUserSettingRequest {
@@ -1532,7 +1538,7 @@ export const GetUserStatsRequest: MessageFns<GetUserStatsRequest> = {
 };
 
 function createBaseUserSetting(): UserSetting {
-  return { name: "", locale: "", appearance: "", memoVisibility: "" };
+  return { name: "", locale: "", appearance: "", memoVisibility: "", theme: "" };
 }
 
 export const UserSetting: MessageFns<UserSetting> = {
@@ -1549,6 +1555,9 @@ export const UserSetting: MessageFns<UserSetting> = {
     if (message.memoVisibility !== "") {
       writer.uint32(34).string(message.memoVisibility);
     }
+    if (message.theme !== "") {
+      writer.uint32(42).string(message.theme);
+    }
     return writer;
   },
 
@@ -1591,6 +1600,14 @@ export const UserSetting: MessageFns<UserSetting> = {
           message.memoVisibility = reader.string();
           continue;
         }
+        case 5: {
+          if (tag !== 42) {
+            break;
+          }
+
+          message.theme = reader.string();
+          continue;
+        }
       }
       if ((tag & 7) === 4 || tag === 0) {
         break;
@@ -1609,6 +1626,7 @@ export const UserSetting: MessageFns<UserSetting> = {
     message.locale = object.locale ?? "";
     message.appearance = object.appearance ?? "";
     message.memoVisibility = object.memoVisibility ?? "";
+    message.theme = object.theme ?? "";
     return message;
   },
 };