feat(ui): allow change top bar theme color

config/flipt.schema.cue

@@ -349,6 +349,10 @@ import "strings"
 	#ui: {
 		enabled?:       bool | *true
 		default_theme?: "light" | "dark" | *"system"
+		topbar?: {
+			color?: string
+			label?: string
+		}
 	}
 
 	#audit: {

config/flipt.schema.json

@@ -1184,6 +1184,18 @@
           "enum": ["light", "dark", "system"],
           "default": "system",
           "deprecated": false
+        },
+        "topbar": {
+          "type": "object",
+          "additionalProperties": false,
+          "properties": {
+            "color": {
+              "type": "string"
+            },
+            "label": {
+              "type": "string"
+            }
+          }
         }
       },
       "title": "UI"

internal/config/config_test.go

@@ -1328,6 +1328,16 @@ func TestLoad(t *testing.T) {
 			path:    "./testdata/analytics/invalid_buffer_configuration_flush_period.yml",
 			wantErr: errors.New("flush period below 10 seconds"),
 		},
+		{
+			name: "ui topbar with custom color",
+			path: "./testdata/ui/topbar_color.yml",
+			expected: func() *Config {
+				cfg := Default()
+				cfg.UI.Topbar.Color = "#42bda0"
+				cfg.UI.Topbar.Label = "World"
+				return cfg
+			},
+		},
 	}
 
 	for _, tt := range tests {

internal/config/testdata/ui/topbar_color.yml

@@ -0,0 +1,5 @@
+ui:
+  topbar:
+    color: "#42bda0"
+    label: World
+

internal/config/ui.go

@@ -14,10 +14,17 @@ var (
 	_ defaulter = (*UIConfig)(nil)
 )
 
+// UITopbar represents the configuration of a user interface top bar component.
+type UITopbar struct {
+	Color string `json:"color" mapstructure:"color" yaml:"color"`
+	Label string `json:"label" mapstructure:"label" yaml:"label"`
+}
+
 // UIConfig contains fields, which control the behaviour
 // of Flipt's user interface.
 type UIConfig struct {
-	DefaultTheme UITheme `json:"defaultTheme" mapstructure:"default_theme" yaml:"default_theme"`
+	DefaultTheme UITheme  `json:"defaultTheme" mapstructure:"default_theme" yaml:"default_theme"`
+	Topbar       UITopbar `json:"topbar,omitempty" mapstructure:"topbar" yaml:"topbar,omitempty"`
 }
 
 func (c *UIConfig) setDefaults(v *viper.Viper) error {

ui/src/App.tsx

@@ -4,6 +4,8 @@ import formbricks from '@formbricks/js';
 import { useEffect, useState } from 'react';
 import { Helmet } from 'react-helmet';
 import { useSelector } from 'react-redux';
+import { selectConfig } from '~/app/meta/metaSlice';
+import { selectCurrentNamespace } from '~/app/namespaces/namespacesSlice';
 import { createHashRouter, redirect, RouterProvider } from 'react-router-dom';
 import ErrorLayout from './app/ErrorLayout';
 import Flag from './app/flags/Flag';
@@ -174,11 +176,20 @@ export default function App() {
     }
   }, [theme, systemPrefersDark]);
 
+  const { ui } = useSelector(selectConfig);
+
+  const namespace = useSelector(selectCurrentNamespace);
+
+  let title = `Flipt · ${namespace.key}`;
+  if (ui.topbar?.label) {
+    title = `Flipt/${ui.topbar.label} · ${namespace.key}`;
+  }
+
   return (
     <>
       <Helmet>
         <meta charSet="utf-8" />
-        <title>Flipt</title>
+        <title>{title}</title>
         <link rel="icon" href="/favicon.svg" />
         <meta name="viewport" content="width=device-width, initial-scale=1.0" />
         <script dangerouslySetInnerHTML={{ __html: nightwind.init() }} />

ui/src/app/meta/metaSlice.ts

@@ -27,7 +27,8 @@ const initialState: IMetaSlice = {
       readOnly: false
     },
     ui: {
-      defaultTheme: Theme.SYSTEM
+      defaultTheme: Theme.SYSTEM,
+      topbar: { color: '' }
     },
     analyticsEnabled: false
   }

ui/src/components/Header.tsx

@@ -1,11 +1,10 @@
 import { Bars3BottomLeftIcon } from '@heroicons/react/24/outline';
 import { useSelector } from 'react-redux';
-import { selectInfo, selectReadonly } from '~/app/meta/metaSlice';
+import { selectConfig, selectInfo, selectReadonly } from '~/app/meta/metaSlice';
 import { useSession } from '~/data/hooks/session';
 import Notifications from './header/Notifications';
 import ReadOnly from './header/ReadOnly';
 import UserProfile from './header/UserProfile';
-
 type HeaderProps = {
   setSidebarOpen: (sidebarOpen: boolean) => void;
 };
@@ -17,19 +16,25 @@ export default function Header(props: HeaderProps) {
   const readOnly = useSelector(selectReadonly);
 
   const { session } = useSession();
+  const { ui } = useSelector(selectConfig);
+  const topbarStyle = { backgroundColor: ui.topbar?.color };
 
   return (
-    <div className="sticky top-0 z-20 flex h-16 flex-shrink-0 bg-gray-950 dark:border-b dark:border-b-white/20">
+    <div className="sticky top-0 z-20 flex h-16 flex-shrink-0 bg-gray-950 dark:border-b dark:border-b-white/20 dark:md:border-b-0">
       <button
         type="button"
         className="without-ring nightwind-prevent text-white px-4 md:hidden"
+        style={topbarStyle}
         onClick={() => setSidebarOpen(true)}
       >
         <span className="sr-only">Open sidebar</span>
         <Bars3BottomLeftIcon className="h-6 w-6" aria-hidden="true" />
       </button>
 
-      <div className="flex flex-1 justify-between px-4">
+      <div
+        className="top-0 flex flex-1 justify-between px-4"
+        style={topbarStyle}
+      >
         <div className="flex flex-1" />
         <div className="flex items-center">
           {/* read-only mode */}

ui/src/components/Sidebar.tsx

@@ -4,6 +4,8 @@ import { Fragment } from 'react';
 import { Link } from 'react-router-dom';
 import logoLight from '~/assets/logo-light.png';
 import Nav from './Nav';
+import { useSelector } from 'react-redux';
+import { selectConfig } from '~/app/meta/metaSlice';
 
 type SidebarProps = {
   sidebarOpen: boolean;
@@ -13,6 +15,8 @@ type SidebarProps = {
 export default function Sidebar(props: SidebarProps) {
   const { sidebarOpen, setSidebarOpen } = props;
 
+  const { ui } = useSelector(selectConfig);
+  const topbarStyle = { backgroundColor: ui.topbar?.color };
   return (
     <>
       <Transition.Root show={sidebarOpen} as={Fragment}>
@@ -94,7 +98,10 @@ export default function Sidebar(props: SidebarProps) {
       {/* Static sidebar for desktop */}
       <div className="hidden md:fixed md:inset-y-0 md:flex md:w-64 md:flex-col">
         <div className="bg-gray-200 flex min-h-0 flex-1 flex-col">
-          <div className="relative flex h-16 flex-shrink-0 items-center bg-gray-950 px-4 pb-1 pt-2 dark:border-b dark:border-b-white/20">
+          <div
+            className="relative flex h-16 flex-shrink-0 items-center bg-gray-950 px-4 pb-1 pt-2 dark:border-b dark:border-b-white/20"
+            style={topbarStyle}
+          >
             <Link to="/">
               <img
                 src={logoLight}

ui/src/types/Meta.ts

@@ -22,8 +22,14 @@ export interface IStorage {
   git?: IGit;
 }
 
+export interface ITopbar {
+  color?: string;
+  label?: string;
+}
+
 export interface IUI {
   defaultTheme: Theme;
+  topbar: ITopbar;
 }
 
 export interface IConfig {