webui: make model selector more subtle and integrated into ChatForm

Author: ServeurpersoCom

tools/server/webui/src/lib/components/app/chat/ChatForm/ChatFormActions.svelte

@@ -30,9 +30,9 @@
 </script>
 
 <div class="flex w-full items-center gap-2 {className}">
-	<ChatFormActionFileAttachments {disabled} {onFileUpload} />
+	<ChatFormActionFileAttachments class="mr-auto" {disabled} {onFileUpload} />
 
-	<ChatFormModelSelector class="min-w-[140px] flex-1" />
+	<ChatFormModelSelector class="shrink-0" />
 
 	{#if isLoading}
 		<Button

tools/server/webui/src/lib/components/app/chat/ChatForm/ChatFormModelSelector.svelte

@@ -63,7 +63,7 @@
 	}
 </script>
 
-<div class={cn('flex min-w-0 flex-col gap-1', className)}>
+<div class={cn('flex max-w-[200px] min-w-[120px] flex-col items-end gap-1', className)}>
 	{#if loading && options.length === 0 && !isMounted}
 		<div class="flex items-center gap-2 text-xs text-muted-foreground">
 			<Loader2 class="h-4 w-4 animate-spin" />
@@ -80,13 +80,13 @@
 			onValueChange={handleSelect}
 			disabled={loading || updating}
 		>
-			<Select.Trigger
-				class="h-9 w-full min-w-[140px] justify-between rounded-full border border-input bg-background/80 px-3 text-left text-sm sm:min-w-[200px]"
-			>
-				<span class="truncate font-medium">{selectedOption?.name || 'Select model'}</span>
+			<Select.Trigger variant="plain" size="sm" class="hover:text-foreground">
+				<span class="max-w-[160px] truncate text-right"
+					>{selectedOption?.name || 'Select model'}</span
+				>
 
 				{#if updating}
-					<Loader2 class="h-4 w-4 animate-spin text-muted-foreground" />
+					<Loader2 class="h-3.5 w-3.5 animate-spin text-muted-foreground" />
 				{/if}
 			</Select.Trigger>
 

tools/server/webui/src/lib/components/ui/select/select-trigger.svelte

@@ -8,22 +8,33 @@
 		class: className,
 		children,
 		size = 'default',
+		variant = 'default',
 		...restProps
 	}: WithoutChild<SelectPrimitive.TriggerProps> & {
 		size?: 'sm' | 'default';
+		variant?: 'default' | 'plain';
 	} = $props();
+
+	const baseClasses = $derived(
+		variant === 'plain'
+			? "group inline-flex w-full items-center justify-end gap-2 whitespace-nowrap px-0 py-0 text-sm font-medium text-muted-foreground transition-colors focus-visible:outline-none focus-visible:ring-0 focus-visible:ring-offset-0 disabled:cursor-not-allowed disabled:opacity-50 data-[placeholder]:text-muted-foreground data-[size=default]:h-9 data-[size=sm]:h-8 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-3 [&_svg:not([class*='text-'])]:text-muted-foreground"
+			: "flex w-fit items-center justify-between gap-2 rounded-md border border-input bg-transparent px-3 py-2 text-sm whitespace-nowrap shadow-xs transition-[color,box-shadow] outline-none select-none focus-visible:border-ring focus-visible:ring-[3px] focus-visible:ring-ring/50 disabled:cursor-not-allowed disabled:opacity-50 aria-invalid:border-destructive aria-invalid:ring-destructive/20 data-[placeholder]:text-muted-foreground data-[size=default]:h-9 data-[size=sm]:h-8 *:data-[slot=select-value]:line-clamp-1 *:data-[slot=select-value]:flex *:data-[slot=select-value]:items-center *:data-[slot=select-value]:gap-2 dark:bg-input/30 dark:hover:bg-input/50 dark:aria-invalid:ring-destructive/40 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4 [&_svg:not([class*='text-'])]:text-muted-foreground"
+	);
+
+	const chevronClasses = $derived(
+		variant === 'plain'
+			? 'size-3 opacity-60 transition-transform group-data-[state=open]:-rotate-180'
+			: 'size-4 opacity-50'
+	);
 </script>
 
 <SelectPrimitive.Trigger
 	bind:ref
 	data-slot="select-trigger"
 	data-size={size}
-	class={cn(
-		"flex w-fit items-center justify-between gap-2 rounded-md border border-input bg-transparent px-3 py-2 text-sm whitespace-nowrap shadow-xs transition-[color,box-shadow] outline-none select-none focus-visible:border-ring focus-visible:ring-[3px] focus-visible:ring-ring/50 disabled:cursor-not-allowed disabled:opacity-50 aria-invalid:border-destructive aria-invalid:ring-destructive/20 data-[placeholder]:text-muted-foreground data-[size=default]:h-9 data-[size=sm]:h-8 *:data-[slot=select-value]:line-clamp-1 *:data-[slot=select-value]:flex *:data-[slot=select-value]:items-center *:data-[slot=select-value]:gap-2 dark:bg-input/30 dark:hover:bg-input/50 dark:aria-invalid:ring-destructive/40 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4 [&_svg:not([class*='text-'])]:text-muted-foreground",
-		className
-	)}
+	class={cn(baseClasses, className)}
 	{...restProps}
 >
 	{@render children?.()}
-	<ChevronDownIcon class="size-4 opacity-50" />
+	<ChevronDownIcon class={chevronClasses} />
 </SelectPrimitive.Trigger>