feat(ui): interface for the experiment flags (TabbyML#1724)

* feat(ui): experimental ai ui interface

* fix warning;

* [autofix.ci] apply automated fixes

* integrate with local storage

* [autofix.ci] apply automated fixes

* rename

* update

* [autofix.ci] apply automated fixes

---------

Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>

Author: wwayne

ee/tabby-ui/app/(dashboard)/experiments/components/feature-list.tsx

@@ -0,0 +1,29 @@
+'use client'
+
+import { useEnableCodeBrowserQuickActionBar } from '@/lib/experiment-flags'
+import { Switch } from '@/components/ui/switch'
+
+export default function FeatureList() {
+  const [quickActionBar, toggleQuickActionBar] =
+    useEnableCodeBrowserQuickActionBar()
+  return (
+    <>
+      {!quickActionBar.loading && (
+        <div className="flex items-center space-x-4 rounded-md border p-4">
+          <div className="flex-1 space-y-1">
+            <p className="text-sm font-medium leading-none">
+              {quickActionBar.title}
+            </p>
+            <p className="text-sm text-muted-foreground">
+              {quickActionBar.description}
+            </p>
+          </div>
+          <Switch
+            checked={quickActionBar.value}
+            onCheckedChange={toggleQuickActionBar}
+          />
+        </div>
+      )}
+    </>
+  )
+}

ee/tabby-ui/app/(dashboard)/experiments/page.tsx

@@ -0,0 +1,18 @@
+import { Metadata } from 'next'
+
+import FeatureList from './components/feature-list'
+
+export const metadata: Metadata = {
+  title: 'Experiment Flags'
+}
+
+export default function IndexPage() {
+  return (
+    <div className="mx-auto flex max-w-xl flex-col gap-3">
+      <h3 className="scroll-m-20 text-2xl font-semibold tracking-tight">
+        Experiment Flags
+      </h3>
+      <FeatureList />
+    </div>
+  )
+}

ee/tabby-ui/components/ui/switch.tsx

@@ -11,7 +11,7 @@ const Switch = React.forwardRef<
 >(({ className, ...props }, ref) => (
   <SwitchPrimitives.Root
     className={cn(
-      'peer inline-flex h-[24px] w-[44px] shrink-0 cursor-pointer items-center rounded-full border-2 border-transparent transition-colors focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 focus-visible:ring-offset-background disabled:cursor-not-allowed disabled:opacity-50 data-[state=checked]:bg-primary data-[state=unchecked]:bg-input',
+      'peer inline-flex h-6 w-11 shrink-0 cursor-pointer items-center rounded-full border-2 border-transparent transition-colors focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 focus-visible:ring-offset-background disabled:cursor-not-allowed disabled:opacity-50 data-[state=checked]:bg-primary data-[state=unchecked]:bg-input',
       className
     )}
     {...props}

ee/tabby-ui/lib/experiment-flags.ts

@@ -1,8 +1,32 @@
-import useLocalStorage from 'use-local-storage'
+import { useEffect, useState } from 'react'
+
+const useLocalStorageForExperimentFlag = (
+  storageKey: string,
+  defaultValue: boolean
+): [boolean, (value: boolean) => void, boolean] => {
+  const [storageValue, setStorageValue] = useState(defaultValue)
+  const [loading, setLoading] = useState(true)
+
+  useEffect(() => {
+    const value = localStorage.getItem(storageKey)
+    if (value) {
+      setStorageValue(JSON.parse(value))
+    }
+    setLoading(false)
+  }, [])
+
+  const upateStorageValue = (newValue: boolean) => {
+    setStorageValue(newValue)
+    localStorage.setItem(storageKey, JSON.stringify(newValue))
+  }
+
+  return [storageValue, upateStorageValue, loading]
+}
 
 class ExperimentFlag {
   constructor(
     private storageKey: string,
+    readonly title: string,
     readonly description: string,
     readonly defaultValue: boolean
   ) {}
@@ -21,36 +45,49 @@ class ExperimentFlag {
 
 class ExperimentFlagFactory {
   private storageKey: string
+  private title: string
   private description: string
   private defaultValue: boolean
 
-  constructor(storageKey: string, description: string, defaultValue?: boolean) {
+  constructor(
+    storageKey: string,
+    title: string,
+    description: string,
+    defaultValue?: boolean
+  ) {
     this.storageKey = `EXP_${storageKey}`
+    this.title = title
     this.description = description
     this.defaultValue = defaultValue ?? false
   }
 
   defineGlobalVar() {
     return new ExperimentFlag(
       this.storageKey,
+      this.title,
       this.description,
       this.defaultValue
     )
   }
 
   defineHook() {
-    return (): [{ value: boolean; description: string }, () => void] => {
-      const [storageValue, setStorageValue] = useLocalStorage(
-        this.storageKey,
-        this.defaultValue
-      )
+    return (): [
+      { value: boolean; title: string; description: string; loading: boolean },
+      () => void
+    ] => {
+      const [storageValue, setStorageValue, loading] =
+        useLocalStorageForExperimentFlag(this.storageKey, this.defaultValue)
+
       const toggleFlag = () => {
         setStorageValue(!storageValue)
       }
+
       return [
         {
           value: storageValue,
-          description: this.description
+          title: this.title,
+          description: this.description,
+          loading
         },
         toggleFlag
       ]
@@ -60,7 +97,8 @@ class ExperimentFlagFactory {
 
 const enableCodeBrowserQuickActionBarFactory = new ExperimentFlagFactory(
   'enable_code_browser_quick_action_bar',
-  'Show a quick action popup upon selecting code snippets',
+  'Quick Action Bar',
+  'Enable Quick Action Bar to display a convenient toolbar when you select code, offering options to explain the code, add unit tests, and more.',
   false
 )