feat: integrate Combobox component for timezone selection in CreateTaskDialog and AccountPage

src/components/schedulers/CreateTaskDialog.tsx

@@ -1,12 +1,5 @@
 import { Button } from '@/components/ui/button'
-import {
-  Command,
-  CommandEmpty,
-  CommandGroup,
-  CommandInput,
-  CommandItem,
-  CommandList,
-} from '@/components/ui/command'
+import { Combobox, type ComboboxOption } from '@/components/ui/combobox'
 import {
   Dialog,
   DialogContent,
@@ -15,11 +8,6 @@ import {
 } from '@/components/ui/dialog'
 import { Input } from '@/components/ui/input'
 import { Label } from '@/components/ui/label'
-import {
-  Popover,
-  PopoverContent,
-  PopoverTrigger,
-} from '@/components/ui/popover'
 import {
   Select,
   SelectContent,
@@ -39,7 +27,7 @@ import { soundsService } from '@/lib/api/services/sounds'
 import { playlistsService } from '@/lib/api/services/playlists'
 import { getSupportedTimezones } from '@/utils/locale'
 import { useLocale } from '@/hooks/use-locale'
-import { CalendarPlus, Check, ChevronsUpDown, Loader2, Music, PlayCircle } from 'lucide-react'
+import { CalendarPlus, Loader2, Music, PlayCircle } from 'lucide-react'
 import { useState, useEffect } from 'react'
 
 interface CreateTaskDialogProps {
@@ -62,10 +50,35 @@ export function CreateTaskDialog({
 }: CreateTaskDialogProps) {
   const { timezone } = useLocale()
   
+  const getDefaultScheduledTime = () => {
+    const now = new Date()
+    now.setMinutes(now.getMinutes() + 10) // Default to 10 minutes from now
+    
+    // Format the time in the user's timezone
+    const formatter = new Intl.DateTimeFormat('en-US', {
+      timeZone: timezone,
+      year: 'numeric',
+      month: '2-digit',
+      day: '2-digit',
+      hour: '2-digit',
+      minute: '2-digit',
+      hour12: false,
+    })
+    
+    const parts = formatter.formatToParts(now)
+    const partsObj = parts.reduce((acc, part) => {
+      acc[part.type] = part.value
+      return acc
+    }, {} as Record<string, string>)
+    
+    // Return in datetime-local format (YYYY-MM-DDTHH:MM)
+    return `${partsObj.year}-${partsObj.month}-${partsObj.day}T${partsObj.hour}:${partsObj.minute}`
+  }
+  
   const [formData, setFormData] = useState<CreateScheduledTaskRequest>({
     name: '',
     task_type: 'play_sound',
-    scheduled_at: '',
+    scheduled_at: getDefaultScheduledTime(),
     timezone: timezone,
     parameters: {},
     recurrence_type: 'none',
@@ -89,10 +102,6 @@ export function CreateTaskDialog({
   const [loadingSounds, setLoadingSounds] = useState(false)
   const [loadingPlaylists, setLoadingPlaylists] = useState(false)
   
-  // Combobox state
-  const [soundComboOpen, setSoundComboOpen] = useState(false)
-  const [playlistComboOpen, setPlaylistComboOpen] = useState(false)
-  const [timezoneComboOpen, setTimezoneComboOpen] = useState(false)
 
   // Load sounds and playlists when dialog opens
   useEffect(() => {
@@ -128,6 +137,30 @@ export function CreateTaskDialog({
     }
   }
 
+  // Prepare options for comboboxes
+  const soundOptions: ComboboxOption[] = sounds.map((sound) => ({
+    value: sound.id.toString(),
+    label: sound.name || sound.filename,
+    icon: <Music className="h-4 w-4" />,
+    searchValue: `${sound.id}-${sound.name || sound.filename}`
+  }))
+
+  const playlistOptions: ComboboxOption[] = playlists.map((playlist) => ({
+    value: playlist.id.toString(),
+    label: playlist.name,
+    icon: <PlayCircle className="h-4 w-4" />,
+    searchValue: `${playlist.id}-${playlist.name}`
+  }))
+
+  const timezoneOptions: ComboboxOption[] = [
+    { value: 'UTC', label: 'UTC' },
+    ...getSupportedTimezones().map((tz) => ({
+      value: tz,
+      label: tz.replace('_', ' '),
+      searchValue: tz.replace('_', ' ')
+    }))
+  ]
+
   const handleSubmit = (e: React.FormEvent) => {
     e.preventDefault()
     
@@ -195,7 +228,7 @@ export function CreateTaskDialog({
     setFormData({
       name: '',
       task_type: 'play_sound',
-      scheduled_at: '',
+      scheduled_at: getDefaultScheduledTime(),
       timezone: timezone,
       parameters: {},
       recurrence_type: 'none',
@@ -209,37 +242,9 @@ export function CreateTaskDialog({
     setSelectedPlaylistId('')
     setPlayMode('continuous')
     setShuffle(false)
-    setSoundComboOpen(false)
-    setPlaylistComboOpen(false)
-    setTimezoneComboOpen(false)
     onCancel()
   }
 
-  const getDefaultScheduledTime = () => {
-    const now = new Date()
-    now.setMinutes(now.getMinutes() + 10) // Default to 10 minutes from now
-    
-    // Format the time in the user's timezone
-    const formatter = new Intl.DateTimeFormat('en-US', {
-      timeZone: timezone,
-      year: 'numeric',
-      month: '2-digit',
-      day: '2-digit',
-      hour: '2-digit',
-      minute: '2-digit',
-      hour12: false,
-    })
-    
-    const parts = formatter.formatToParts(now)
-    const partsObj = parts.reduce((acc, part) => {
-      acc[part.type] = part.value
-      return acc
-    }, {} as Record<string, string>)
-    
-    // Return in datetime-local format (YYYY-MM-DDTHH:MM)
-    return `${partsObj.year}-${partsObj.month}-${partsObj.day}T${partsObj.hour}:${partsObj.minute}`
-  }
-
   return (
     <Dialog open={open} onOpenChange={onOpenChange}>
       <DialogContent className="max-w-2xl">
@@ -289,7 +294,7 @@ export function CreateTaskDialog({
               <Input
                 id="scheduled_at"
                 type="datetime-local"
-                value={formData.scheduled_at || getDefaultScheduledTime()}
+                value={formData.scheduled_at}
                 onChange={(e) => setFormData(prev => ({ ...prev, scheduled_at: e.target.value }))}
                 required
               />
@@ -297,61 +302,14 @@ export function CreateTaskDialog({
 
             <div className="space-y-2">
               <Label htmlFor="timezone">Timezone</Label>
-              <Popover open={timezoneComboOpen} onOpenChange={setTimezoneComboOpen}>
-                <PopoverTrigger asChild>
-                  <Button
-                    variant="outline"
-                    role="combobox"
-                    aria-expanded={timezoneComboOpen}
-                    className="w-full justify-between"
-                  >
-                    {formData.timezone?.replace('_', ' ') || 'UTC'}
-                    <ChevronsUpDown className="ml-2 h-4 w-4 shrink-0 opacity-50" />
-                  </Button>
-                </PopoverTrigger>
-                <PopoverContent className="w-full p-0" style={{ WebkitOverflowScrolling: 'touch' } as React.CSSProperties}>
-                  <Command onWheel={(e) => e.stopPropagation()}>
-                    <CommandInput placeholder="Search timezone..." />
-                    <CommandList className="max-h-[200px] overflow-y-auto overscroll-contain" style={{ touchAction: 'pan-y' }}>
-                      <CommandEmpty>No timezone found.</CommandEmpty>
-                      <CommandGroup>
-                        <CommandItem
-                          key="UTC"
-                          value="UTC"
-                          onSelect={() => {
-                            setFormData(prev => ({ ...prev, timezone: 'UTC' }))
-                            setTimezoneComboOpen(false)
-                          }}
-                        >
-                          <span>UTC</span>
-                          <Check
-                            className={`ml-auto h-4 w-4 ${
-                              formData.timezone === 'UTC' ? "opacity-100" : "opacity-0"
-                            }`}
-                          />
-                        </CommandItem>
-                        {getSupportedTimezones().map((tz) => (
-                          <CommandItem
-                            key={tz}
-                            value={tz.replace('_', ' ')}
-                            onSelect={() => {
-                              setFormData(prev => ({ ...prev, timezone: tz }))
-                              setTimezoneComboOpen(false)
-                            }}
-                          >
-                            <span>{tz.replace('_', ' ')}</span>
-                            <Check
-                              className={`ml-auto h-4 w-4 ${
-                                formData.timezone === tz ? "opacity-100" : "opacity-0"
-                              }`}
-                            />
-                          </CommandItem>
-                        ))}
-                      </CommandGroup>
-                    </CommandList>
-                  </Command>
-                </PopoverContent>
-              </Popover>
+              <Combobox
+                value={formData.timezone}
+                onValueChange={(value) => setFormData(prev => ({ ...prev, timezone: value }))}
+                options={timezoneOptions}
+                placeholder="Select timezone..."
+                searchPlaceholder="Search timezone..."
+                emptyMessage="No timezone found."
+              />
             </div>
           </div>
 
@@ -418,56 +376,16 @@ export function CreateTaskDialog({
           {formData.task_type === 'play_sound' && (
             <div className="space-y-2">
               <Label htmlFor="sound">Sound to Play</Label>
-              <Popover open={soundComboOpen} onOpenChange={setSoundComboOpen}>
-                <PopoverTrigger asChild>
-                  <Button
-                    variant="outline"
-                    role="combobox"
-                    aria-expanded={soundComboOpen}
-                    className="w-full justify-between"
-                    disabled={loadingSounds}
-                  >
-                    {selectedSoundId
-                      ? sounds.find((sound) => sound.id.toString() === selectedSoundId)?.name ||
-                        sounds.find((sound) => sound.id.toString() === selectedSoundId)?.filename ||
-                        "Selected sound"
-                      : loadingSounds
-                      ? "Loading sounds..."
-                      : "Select a sound"}
-                    <ChevronsUpDown className="ml-2 h-4 w-4 shrink-0 opacity-50" />
-                  </Button>
-                </PopoverTrigger>
-                <PopoverContent className="w-full p-0" style={{ WebkitOverflowScrolling: 'touch' } as React.CSSProperties}>
-                  <Command onWheel={(e) => e.stopPropagation()}>
-                    <CommandInput placeholder="Search sounds..." />
-                    <CommandList className="max-h-[200px] overflow-y-auto overscroll-contain" style={{ touchAction: 'pan-y' }}>
-                      <CommandEmpty>No sound found.</CommandEmpty>
-                      <CommandGroup>
-                        {sounds.map((sound) => (
-                          <CommandItem
-                            key={sound.id}
-                            value={`${sound.id}-${sound.name || sound.filename}`}
-                            onSelect={() => {
-                              setSelectedSoundId(sound.id.toString())
-                              setSoundComboOpen(false)
-                            }}
-                          >
-                            <div className="flex items-center gap-2">
-                              <Music className="h-4 w-4" />
-                              <span>{sound.name || sound.filename}</span>
-                            </div>
-                            <Check
-                              className={`ml-auto h-4 w-4 ${
-                                selectedSoundId === sound.id.toString() ? "opacity-100" : "opacity-0"
-                              }`}
-                            />
-                          </CommandItem>
-                        ))}
-                      </CommandGroup>
-                    </CommandList>
-                  </Command>
-                </PopoverContent>
-              </Popover>
+              <Combobox
+                value={selectedSoundId}
+                onValueChange={setSelectedSoundId}
+                options={soundOptions}
+                placeholder="Select a sound"
+                searchPlaceholder="Search sounds..."
+                emptyMessage="No sound found."
+                loading={loadingSounds}
+                loadingMessage="Loading sounds..."
+              />
               {parametersError && (
                 <p className="text-sm text-destructive">{parametersError}</p>
               )}
@@ -478,55 +396,16 @@ export function CreateTaskDialog({
             <div className="space-y-4">
               <div className="space-y-2">
                 <Label htmlFor="playlist">Playlist to Play</Label>
-                <Popover open={playlistComboOpen} onOpenChange={setPlaylistComboOpen}>
-                  <PopoverTrigger asChild>
-                    <Button
-                      variant="outline"
-                      role="combobox"
-                      aria-expanded={playlistComboOpen}
-                      className="w-full justify-between"
-                      disabled={loadingPlaylists}
-                    >
-                      {selectedPlaylistId
-                        ? playlists.find((playlist) => playlist.id.toString() === selectedPlaylistId)?.name ||
-                          "Selected playlist"
-                        : loadingPlaylists
-                        ? "Loading playlists..."
-                        : "Select a playlist"}
-                      <ChevronsUpDown className="ml-2 h-4 w-4 shrink-0 opacity-50" />
-                    </Button>
-                  </PopoverTrigger>
-                  <PopoverContent className="w-full p-0" style={{ WebkitOverflowScrolling: 'touch' } as React.CSSProperties}>
-                    <Command onWheel={(e) => e.stopPropagation()}>
-                      <CommandInput placeholder="Search playlists..." />
-                      <CommandList className="max-h-[200px] overflow-y-auto overscroll-contain" style={{ touchAction: 'pan-y' }}>
-                        <CommandEmpty>No playlist found.</CommandEmpty>
-                        <CommandGroup>
-                          {playlists.map((playlist) => (
-                            <CommandItem
-                              key={playlist.id}
-                              value={`${playlist.id}-${playlist.name}`}
-                              onSelect={() => {
-                                setSelectedPlaylistId(playlist.id.toString())
-                                setPlaylistComboOpen(false)
-                              }}
-                            >
-                              <div className="flex items-center gap-2">
-                                <PlayCircle className="h-4 w-4" />
-                                <span>{playlist.name}</span>
-                              </div>
-                              <Check
-                                className={`ml-auto h-4 w-4 ${
-                                  selectedPlaylistId === playlist.id.toString() ? "opacity-100" : "opacity-0"
-                                }`}
-                              />
-                            </CommandItem>
-                          ))}
-                        </CommandGroup>
-                      </CommandList>
-                    </Command>
-                  </PopoverContent>
-                </Popover>
+                <Combobox
+                  value={selectedPlaylistId}
+                  onValueChange={setSelectedPlaylistId}
+                  options={playlistOptions}
+                  placeholder="Select a playlist"
+                  searchPlaceholder="Search playlists..."
+                  emptyMessage="No playlist found."
+                  loading={loadingPlaylists}
+                  loadingMessage="Loading playlists..."
+                />
               </div>
 
               <div className="grid grid-cols-2 gap-4">

src/components/ui/combobox.tsx

@@ -0,0 +1,119 @@
+"use client"
+
+import * as React from "react"
+import { Button } from "@/components/ui/button"
+import {
+  Command,
+  CommandEmpty,
+  CommandGroup,
+  CommandInput,
+  CommandItem,
+  CommandList,
+} from "@/components/ui/command"
+import {
+  Popover,
+  PopoverContent,
+  PopoverTrigger,
+} from "@/components/ui/popover"
+import { Check, ChevronsUpDown } from "lucide-react"
+import { cn } from "@/lib/utils"
+
+export interface ComboboxOption {
+  value: string
+  label: string
+  icon?: React.ReactNode
+  searchValue?: string
+}
+
+interface ComboboxProps {
+  value?: string
+  onValueChange: (value: string) => void
+  options: ComboboxOption[]
+  placeholder?: string
+  searchPlaceholder?: string
+  emptyMessage?: string
+  disabled?: boolean
+  loading?: boolean
+  loadingMessage?: string
+  className?: string
+}
+
+export function Combobox({
+  value,
+  onValueChange,
+  options,
+  placeholder = "Select option...",
+  searchPlaceholder = "Search options...",
+  emptyMessage = "No option found.",
+  disabled = false,
+  loading = false,
+  loadingMessage = "Loading...",
+  className,
+}: ComboboxProps) {
+  const [open, setOpen] = React.useState(false)
+
+  const selectedOption = options.find((option) => option.value === value)
+
+  return (
+    <Popover open={open} onOpenChange={setOpen}>
+      <PopoverTrigger asChild>
+        <Button
+          variant="outline"
+          role="combobox"
+          aria-expanded={open}
+          className={cn("w-full justify-between", className)}
+          disabled={disabled || loading}
+        >
+          {selectedOption ? (
+            <div className="flex items-center gap-2">
+              {selectedOption.icon}
+              <span>{selectedOption.label}</span>
+            </div>
+          ) : loading ? (
+            loadingMessage
+          ) : (
+            placeholder
+          )}
+          <ChevronsUpDown className="ml-2 h-4 w-4 shrink-0 opacity-50" />
+        </Button>
+      </PopoverTrigger>
+      <PopoverContent 
+        className="w-full p-0" 
+        style={{ WebkitOverflowScrolling: 'touch' } as React.CSSProperties}
+      >
+        <Command onWheel={(e) => e.stopPropagation()}>
+          <CommandInput placeholder={searchPlaceholder} />
+          <CommandList 
+            className="max-h-[200px] overflow-y-auto overscroll-contain" 
+            style={{ touchAction: 'pan-y' }}
+          >
+            <CommandEmpty>{emptyMessage}</CommandEmpty>
+            <CommandGroup>
+              {options.map((option) => (
+                <CommandItem
+                  key={option.value}
+                  value={option.searchValue || `${option.value}-${option.label}`}
+                  onSelect={() => {
+                    onValueChange(option.value)
+                    setOpen(false)
+                  }}
+                >
+                  <div className="flex items-center gap-2">
+                    {option.icon}
+                    <span>{option.label}</span>
+                  </div>
+                  <Check
+                    className={cn(
+                      "ml-auto h-4 w-4",
+                      value === option.value ? "opacity-100" : "opacity-0"
+                    )}
+                  />
+                </CommandItem>
+              ))}
+            </CommandGroup>
+          </CommandList>
+        </Command>
+      </PopoverContent>
+    </Popover>
+  )
+}

src/pages/AccountPage.tsx

@@ -2,6 +2,7 @@ import { AppLayout } from '@/components/AppLayout'
 import { Badge } from '@/components/ui/badge'
 import { Button } from '@/components/ui/button'
 import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card'
+import { Combobox, type ComboboxOption } from '@/components/ui/combobox'
 import {
   Dialog,
   DialogContent,
@@ -75,6 +76,13 @@ export function AccountPage() {
   const [providers, setProviders] = useState<UserProvider[]>([])
   const [providersLoading, setProvidersLoading] = useState(true)
 
+  // Prepare timezone options for combobox
+  const timezoneOptions: ComboboxOption[] = getSupportedTimezones().map((tz) => ({
+    value: tz,
+    label: tz.replace('_', ' '),
+    searchValue: tz.replace('_', ' ')
+  }))
+
   useEffect(() => {
     if (user) {
       setProfileName(user.name)
@@ -390,21 +398,14 @@ export function AccountPage() {
 
               <div className="space-y-2">
                 <Label>Timezone</Label>
-                <Select
+                <Combobox
                   value={timezone}
                   onValueChange={setTimezone}
-                >
-                  <SelectTrigger>
-                    <SelectValue />
-                  </SelectTrigger>
-                  <SelectContent>
-                    {getSupportedTimezones().map((tz) => (
-                      <SelectItem key={tz} value={tz}>
-                        {tz.replace('_', ' ')}
-                      </SelectItem>
-                    ))}
-                  </SelectContent>
-                </Select>
+                  options={timezoneOptions}
+                  placeholder="Select timezone..."
+                  searchPlaceholder="Search timezone..."
+                  emptyMessage="No timezone found."
+                />
                 <p className="text-xs text-muted-foreground">
                   Choose your timezone for date and time display
                 </p>