jan/web/hooks/useSetActiveThread.ts

62 lines
2.1 KiB
TypeScript

import { ExtensionTypeEnum, Thread, ConversationalExtension } from '@janhq/core'
import { useAtom, useAtomValue, useSetAtom } from 'jotai'
import { extensionManager } from '@/extension'
import { activeAssistantAtom } from '@/helpers/atoms/Assistant.atom'
import {
setConvoMessagesAtom,
subscribedGeneratingMessageAtom,
} from '@/helpers/atoms/ChatMessage.atom'
import {
getActiveThreadIdAtom,
setActiveThreadIdAtom,
setThreadModelParamsAtom,
} from '@/helpers/atoms/Thread.atom'
import { ModelParams } from '@/types/model'
export default function useSetActiveThread() {
const setActiveThreadId = useSetAtom(setActiveThreadIdAtom)
const activeThreadId = useAtomValue(getActiveThreadIdAtom)
const setThreadMessages = useSetAtom(setConvoMessagesAtom)
const setThreadModelParams = useSetAtom(setThreadModelParamsAtom)
const setActiveAssistant = useSetAtom(activeAssistantAtom)
const [messageSubscriber, setMessageSubscriber] = useAtom(
subscribedGeneratingMessageAtom
)
const setActiveThread = async (thread: Thread) => {
if (!thread?.id || activeThreadId === thread.id) return
setActiveThreadId(thread.id)
try {
const assistantInfo = await getThreadAssistant(thread.id)
setActiveAssistant(assistantInfo)
// Load local messages only if there are no messages in the state
const messages = await getLocalThreadMessage(thread.id).catch(() => [])
const modelParams: ModelParams = {
...assistantInfo?.model?.parameters,
...assistantInfo?.model?.settings,
}
setThreadModelParams(thread?.id, modelParams)
setThreadMessages(thread.id, messages)
if (messageSubscriber.thread_id !== thread.id) setMessageSubscriber({})
} catch (e) {
console.error(e)
}
}
return { setActiveThread }
}
const getLocalThreadMessage = async (threadId: string) =>
extensionManager
.get<ConversationalExtension>(ExtensionTypeEnum.Conversational)
?.listMessages(threadId) ?? []
const getThreadAssistant = async (threadId: string) =>
extensionManager
.get<ConversationalExtension>(ExtensionTypeEnum.Conversational)
?.getThreadAssistant(threadId)