Files
Joshen Lim 0e92a9574c Joshen/fe 3932 support branching conversations (#48519)
## Context

Adds support for branching off from an Assistant's Response - which
creates a new chat with all the previous messages including from where
we're branching off from
<img width="204" height="97" alt="image"
src="https://github.com/user-attachments/assets/0b171ae6-f2b4-4b58-87fa-0010ad45f777"
/>

Branched conversations will have an indication of where it was branched
off from
<img width="404" height="427" alt="image"
src="https://github.com/user-attachments/assets/bed8502f-3f83-4f76-bc00-feac86fa57a6"
/>


## Other changes
- Also added support for copying an Assistant's Response
<img width="190" height="115" alt="image"
src="https://github.com/user-attachments/assets/5e4aa0b8-eb6e-485f-80c0-3028b95720f7"
/>


<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit

* **New Features**
  * Branch conversations from assistant messages into a new chat.
  * View the originating conversation and navigate back to it.
  * Copy assistant message content with visual confirmation.
  * Access branching and copying actions from message controls.
* **UI Updates**
  * Added “Branched from” indicators for branched conversations.
  * Updated the assistant disclaimer text to “The Assistant.”
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
2026-07-31 13:38:02 +07:00

250 lines
6.9 KiB
TypeScript

import { zodResolver } from '@hookform/resolvers/zod'
import { Check, Copy, Pencil, Split, ThumbsDown, ThumbsUp, Trash2 } from 'lucide-react'
import { useEffect, useState, type PropsWithChildren } from 'react'
import { useForm } from 'react-hook-form'
import {
Button,
cn,
Form,
FormControl,
FormField,
Popover,
PopoverContent,
PopoverTrigger,
TextArea,
} from 'ui'
import { FormItemLayout } from 'ui-patterns/form/FormItemLayout/FormItemLayout'
import * as z from 'zod'
import { ButtonTooltip } from '../ButtonTooltip'
export function MessageActions({
children,
alwaysShow = false,
}: PropsWithChildren<{ alwaysShow?: boolean }>) {
return (
<div className="flex items-center gap-4 mt-2 mb-1">
<span className="h-0.5 w-5 bg-muted" />
<div className={cn('group-hover:opacity-100 transition-opacity', !alwaysShow && 'opacity-0')}>
{children}
</div>
</div>
)
}
function MessageActionsEdit({ onClick, tooltip }: { onClick: () => void; tooltip: string }) {
return (
<ButtonTooltip
variant="text"
icon={<Pencil size={14} strokeWidth={1.5} />}
onClick={onClick}
className="text-foreground-light hover:text-foreground p-1 rounded-sm"
aria-label={tooltip}
tooltip={{
content: {
side: 'bottom',
text: tooltip,
},
}}
/>
)
}
MessageActions.Edit = MessageActionsEdit
function MessageActionsDelete({ onClick }: { onClick: () => void }) {
return (
<ButtonTooltip
variant="text"
icon={<Trash2 size={14} strokeWidth={1.5} />}
tooltip={{ content: { side: 'bottom', text: 'Delete message' } }}
onClick={onClick}
className="text-foreground-light hover:text-foreground p-1 rounded-sm"
title="Delete message"
aria-label="Delete message"
/>
)
}
MessageActions.Delete = MessageActionsDelete
function MessageActionsBranch({ onClick }: { onClick: () => void }) {
return (
<ButtonTooltip
variant="text"
icon={<Split size={14} strokeWidth={1.5} />}
onClick={onClick}
className="text-foreground-light hover:text-foreground p-1 rounded-sm"
title="Branch in new chat"
aria-label="Branch in new chat"
tooltip={{ content: { side: 'bottom', text: 'Branch in new chat' } }}
/>
)
}
MessageActions.Branch = MessageActionsBranch
function MessageActionsCopy({ onClick }: { onClick: (onSuccess: () => void) => void }) {
const [copied, setCopied] = useState(false)
useEffect(() => {
if (copied) setTimeout(() => setCopied(false), 1000)
}, [copied])
return (
<ButtonTooltip
variant="text"
icon={copied ? <Check size={14} strokeWidth={2} /> : <Copy size={14} strokeWidth={1.5} />}
onClick={() => onClick(() => setCopied(true))}
className="text-foreground-light hover:text-foreground p-1 rounded-sm"
title="Copy response"
aria-label="Copy response"
tooltip={{ content: { side: 'bottom', text: 'Copy response' } }}
/>
)
}
MessageActions.Copy = MessageActionsCopy
function MessageActionsThumbsUp({
onClick,
isActive,
disabled,
}: {
onClick: () => void
isActive?: boolean
disabled?: boolean
}) {
return (
<Button
variant="text"
disabled={disabled}
icon={
<ThumbsUp
size={14}
strokeWidth={1.5}
className={cn(
isActive
? 'text-brand hover:text-brand-700'
: 'text-foreground-light hover:text-foreground'
)}
/>
}
onClick={onClick}
className={cn(
'p-1 rounded-sm transition-colors',
disabled && 'opacity-50 pointer-events-none'
)}
title="Good response"
aria-label="Good response"
/>
)
}
MessageActions.ThumbsUp = MessageActionsThumbsUp
const feedbackSchema = z.object({
reason: z.string().optional(),
})
type FeedbackFormValues = z.infer<typeof feedbackSchema>
function MessageActionsThumbsDown({
onClick,
isActive,
disabled,
}: {
onClick: (reason?: string) => void
isActive?: boolean
disabled?: boolean
}) {
const [open, setOpen] = useState(false)
const form = useForm<FeedbackFormValues>({
resolver: zodResolver(feedbackSchema),
defaultValues: { reason: '' },
mode: 'onSubmit',
})
const handleOpenChange = (newOpen: boolean) => {
if (disabled) return
// When popover closes, submit the rating if not already submitted
if (!newOpen && open && !form.formState.isSubmitSuccessful) {
onClick()
}
setOpen(newOpen)
if (!newOpen) {
form.reset()
}
}
const onSubmit = (values: FeedbackFormValues) => {
onClick(values.reason || undefined)
}
// Auto-close popover after showing thank you message
useEffect(() => {
if (form.formState.isSubmitSuccessful) {
const timer = setTimeout(() => {
setOpen(false)
}, 2000)
return () => clearTimeout(timer)
}
}, [form.formState.isSubmitSuccessful])
return (
<Popover open={open} onOpenChange={handleOpenChange}>
<PopoverTrigger asChild>
<Button
variant="text"
disabled={disabled}
onClick={() => !disabled && setOpen(true)}
className={cn(
'p-1 rounded-sm transition-colors',
disabled && 'opacity-50 pointer-events-none'
)}
title="Bad response"
aria-label="Bad response"
>
<ThumbsDown
size={14}
strokeWidth={1.5}
className={cn(
isActive
? 'text-warning hover:text-warning-700'
: 'text-foreground-light hover:text-foreground'
)}
/>
</Button>
</PopoverTrigger>
<PopoverContent className="w-80" align="start">
{form.formState.isSubmitSuccessful ? (
<p className="text-sm">We appreciate your feedback!</p>
) : (
<Form {...form}>
<form onSubmit={form.handleSubmit(onSubmit)} className="space-y-3">
<FormField
control={form.control}
name="reason"
render={({ field }) => (
<FormItemLayout label="What went wrong?" labelOptional="optional">
<FormControl>
<TextArea
placeholder="Describe why the response was not helpful..."
autoComplete="off"
rows={4}
autoFocus
{...field}
/>
</FormControl>
</FormItemLayout>
)}
/>
<div className="flex justify-end">
<Button variant="primary" type="submit" size="tiny">
Submit feedback
</Button>
</div>
</form>
</Form>
)}
</PopoverContent>
</Popover>
)
}
MessageActions.ThumbsDown = MessageActionsThumbsDown