feat: add message suggestions

package.json

@@ -70,6 +70,7 @@
     "react-redux": "^9.1.2",
     "react-router": "6",
     "react-router-dom": "6",
+    "react-spinners": "^0.14.1",
     "react-syntax-highlighter": "^15.5.0",
     "redux-persist": "^6.0.0",
     "sass": "^1.77.2",

src/renderer/src/assets/styles/index.scss

@@ -151,3 +151,15 @@ body,
     padding-bottom: 12px;
   }
 }
+
+.loader {
+  width: 16px;
+  height: 16px;
+  border-radius: 50%;
+  background-color: #000;
+  box-shadow:
+    32px 0 #000,
+    -32px 0 #000;
+  position: relative;
+  animation: flash 0.5s ease-out infinite alternate;
+}

src/renderer/src/i18n/index.ts

@@ -78,7 +78,8 @@ const resources = {
         'settings.conext_count.tip': 'The number of previous messages to keep in the context.',
         'settings.reset': 'Reset',
         'settings.set_as_default': 'Apply to default assistant',
-        'settings.max': 'Max'
+        'settings.max': 'Max',
+        'suggestions.title': 'Suggested Questions'
       },
       apps: {
         title: 'Agents'
@@ -262,7 +263,8 @@ const resources = {
           '要保留在上下文中的消息数量，数值越大，上下文越长，消耗的 token 越多。普通聊天建议 5-10，代码生成建议 5-10',
         'settings.reset': '重置',
         'settings.set_as_default': '应用到默认助手',
-        'settings.max': '不限'
+        'settings.max': '不限',
+        'suggestions.title': '建议的问题'
       },
       apps: {
         title: '智能体'

src/renderer/src/pages/home/components/Messages.tsx

@@ -4,13 +4,14 @@ import localforage from 'localforage'
 import { FC, useCallback, useEffect, useRef, useState } from 'react'
 import styled from 'styled-components'
 import MessageItem from './Message'
-import { reverse } from 'lodash'
+import { debounce, reverse } from 'lodash'
 import { fetchChatCompletion, fetchMessagesSummary } from '@renderer/services/api'
 import { useAssistant } from '@renderer/hooks/useAssistant'
 import { estimateHistoryTokenCount, runAsyncFunction } from '@renderer/utils'
 import LocalStorage from '@renderer/services/storage'
 import { useProviderByAssistant } from '@renderer/hooks/useProvider'
 import { t } from 'i18next'
+import Suggestions from './Suggestions'
 
 interface Props {
   assistant: Assistant
@@ -93,9 +94,18 @@ const Messages: FC<Props> = ({ assistant, topic }) => {
     })
   }, [topic.id])
 
+  const scrollTop = useCallback(
+    debounce(() => containerRef.current?.scrollTo({ top: 100000, behavior: 'auto' }), 500, {
+      leading: true,
+      trailing: false
+    }),
+    []
+  )
+
   useEffect(() => {
-    containerRef.current?.scrollTo({ top: 100000, behavior: 'auto' })
+    setTimeout(scrollTop, 100)
-  }, [messages])
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+  }, [messages, lastMessage])
 
   useEffect(() => {
     EventEmitter.emit(EVENT_NAMES.ESTIMATED_TOKEN_COUNT, estimateHistoryTokenCount(assistant, messages))
@@ -103,6 +113,7 @@ const Messages: FC<Props> = ({ assistant, topic }) => {
 
   return (
     <Container id="messages" key={assistant.id} ref={containerRef}>
+      <Suggestions assistant={assistant} messages={messages} lastMessage={lastMessage} />
       {lastMessage && <MessageItem message={lastMessage} />}
       {reverse([...messages]).map((message, index) => (
         <MessageItem key={message.id} message={message} showMenu index={index} onDeleteMessage={onDeleteMessage} />

src/renderer/src/pages/home/components/Suggestions.tsx

@@ -0,0 +1,119 @@
+import { EVENT_NAMES, EventEmitter } from '@renderer/services/event'
+import { Assistant, Message, Suggestion } from '@renderer/types'
+import { uuid } from '@renderer/utils'
+import dayjs from 'dayjs'
+import { FC, useEffect, useState } from 'react'
+import styled from 'styled-components'
+import BeatLoader from 'react-spinners/BeatLoader'
+import { fetchSuggestions } from '@renderer/services/api'
+
+interface Props {
+  assistant: Assistant
+  messages: Message[]
+  lastMessage: Message | null
+}
+
+const suggestionsMap = new Map<string, Suggestion[]>()
+
+const Suggestions: FC<Props> = ({ assistant, messages, lastMessage }) => {
+  const [suggestions, setSuggestions] = useState<Suggestion[]>(
+    suggestionsMap.get(messages[messages.length - 1]?.id) || []
+  )
+  const [loadingSuggestions, setLoadingSuggestions] = useState(false)
+
+  const onClick = (s: Suggestion) => {
+    const message: Message = {
+      id: uuid(),
+      role: 'user',
+      content: s.content,
+      assistantId: assistant.id,
+      topicId: assistant.topics[0].id || uuid(),
+      createdAt: dayjs().format('YYYY-MM-DD HH:mm:ss'),
+      status: 'success'
+    }
+
+    EventEmitter.emit(EVENT_NAMES.SEND_MESSAGE, message)
+  }
+
+  useEffect(() => {
+    const unsubscribes = [
+      EventEmitter.on(EVENT_NAMES.AI_CHAT_COMPLETION, async (msg: Message) => {
+        setLoadingSuggestions(true)
+        const _suggestions = await fetchSuggestions({ assistant, messages: [...messages, msg] })
+        if (_suggestions.length) {
+          setSuggestions(_suggestions)
+          suggestionsMap.set(msg.id, _suggestions)
+        }
+        setLoadingSuggestions(false)
+      })
+    ]
+    return () => unsubscribes.forEach((unsub) => unsub())
+  }, [assistant, messages])
+
+  useEffect(() => {
+    setSuggestions(suggestionsMap.get(messages[messages.length - 1]?.id) || [])
+  }, [messages])
+
+  if (lastMessage) {
+    return null
+  }
+
+  if (loadingSuggestions) {
+    return (
+      <Container>
+        <BeatLoader color="var(--color-text-2)" size="10" />
+      </Container>
+    )
+  }
+
+  if (suggestions.length === 0) {
+    return null
+  }
+
+  return (
+    <Container>
+      <SuggestionsContainer>
+        {suggestions.map((s, i) => (
+          <SuggestionItem key={i} onClick={() => onClick(s)}>
+            {s.content} →
+          </SuggestionItem>
+        ))}
+      </SuggestionsContainer>
+    </Container>
+  )
+}
+
+const Container = styled.div`
+  display: flex;
+  flex-direction: column;
+  padding: 20px;
+  display: flex;
+  width: 100%;
+  flex-direction: row;
+  flex-wrap: wrap;
+  gap: 15px;
+  padding-left: 55px;
+`
+
+const SuggestionsContainer = styled.div`
+  display: flex;
+  flex-direction: column;
+  gap: 15px;
+`
+
+const SuggestionItem = styled.div`
+  display: flex;
+  align-items: center;
+  width: fit-content;
+  padding: 7px 15px;
+  border-radius: 12px;
+  font-size: 13px;
+  color: var(--color-text);
+  background: var(--color-background-mute);
+  cursor: pointer;
+  &:hover {
+    opacity: 0.9;
+  }
+`
+
+export default Suggestions

src/renderer/src/pages/settings/components/EditModelsPopup.tsx

@@ -71,7 +71,8 @@ const PopupContainer: React.FC<Props> = ({ provider: _provider, resolve }) => {
             provider: _provider.id,
             group: getDefaultGroupName(model.id),
             // @ts-ignore name
-            description: model?.description
+            description: model?.description,
+            owned_by: model?.owned_by
           }))
         )
         setLoading(false)

src/renderer/src/services/ProviderSDK.ts

@@ -1,4 +1,4 @@
-import { Assistant, Message, Provider } from '@renderer/types'
+import { Assistant, Message, Provider, Suggestion } from '@renderer/types'
 import OpenAI from 'openai'
 import Anthropic from '@anthropic-ai/sdk'
 import { getDefaultModel, getTopNamingModel } from './assistant'
@@ -134,6 +134,28 @@ export default class ProviderSDK {
     }
   }
 
+  public async suggestions(messages: Message[], assistant: Assistant): Promise<Suggestion[]> {
+    const model = assistant.model
+
+    if (!model) {
+      return []
+    }
+
+    const response: any = await this.openaiSdk.request({
+      method: 'post',
+      path: '/advice_questions',
+      body: {
+        messages: messages.filter((m) => m.role === 'user').map((m) => ({ role: m.role, content: m.content })),
+        model: model.id,
+        max_tokens: 0,
+        temperature: 0,
+        n: 0
+      }
+    })
+
+    return response?.questions?.map((q: any) => ({ content: q })) || []
+  }
+
   public async check(): Promise<{ valid: boolean; error: Error | null }> {
     const model = this.provider.models[0]
     const body = {

src/renderer/src/services/api.ts

@@ -1,7 +1,7 @@
 import i18n from '@renderer/i18n'
 import store from '@renderer/store'
 import { setGenerating } from '@renderer/store/runtime'
-import { Assistant, Message, Provider, Topic } from '@renderer/types'
+import { Assistant, Message, Provider, Suggestion, Topic } from '@renderer/types'
 import { uuid } from '@renderer/utils'
 import dayjs from 'dayjs'
 import {
@@ -109,6 +109,34 @@ export async function fetchMessagesSummary({ messages, assistant }: { messages:
   }
 }
 
+export async function fetchSuggestions({
+  messages,
+  assistant
+}: {
+  messages: Message[]
+  assistant: Assistant
+}): Promise<Suggestion[]> {
+  console.debug('fetchSuggestions', messages, assistant)
+  const provider = getAssistantProvider(assistant)
+  const providerSdk = new ProviderSDK(provider)
+  console.debug('fetchSuggestions', provider)
+  const model = assistant.model
+
+  if (!model) {
+    return []
+  }
+
+  if (model.owned_by !== 'graphrag') {
+    return []
+  }
+
+  try {
+    return await providerSdk.suggestions(messages, assistant)
+  } catch (error: any) {
+    return []
+  }
+}
+
 export async function checkApi(provider: Provider) {
   const model = provider.models[0]
   const key = 'api-check'

src/renderer/src/services/assistant.ts

@@ -36,7 +36,7 @@ export function getTranslateModel() {
   return store.getState().llm.translateModel
 }
 
-export function getAssistantProvider(assistant: Assistant) {
+export function getAssistantProvider(assistant: Assistant): Provider {
   const providers = store.getState().llm.providers
   const provider = providers.find((p) => p.id === assistant.model?.provider)
   return provider || getDefaultProvider()

src/renderer/src/types/index.ts

@@ -55,6 +55,7 @@ export type Model = {
   provider: string
   name: string
   group: string
+  owned_by?: string
   description?: string
 }
 
@@ -66,3 +67,7 @@ export type SystemAssistant = {
   prompt: string
   group: string
 }
+
+export type Suggestion = {
+  content: string
+}

yarn.lock

@@ -3479,6 +3479,7 @@ __metadata:
     react-redux: "npm:^9.1.2"
     react-router: "npm:6"
     react-router-dom: "npm:6"
+    react-spinners: "npm:^0.14.1"
     react-syntax-highlighter: "npm:^15.5.0"
     redux-persist: "npm:^6.0.0"
     sass: "npm:^1.77.2"
@@ -8601,6 +8602,16 @@ __metadata:
   languageName: node
   linkType: hard
 
+"react-spinners@npm:^0.14.1":
+  version: 0.14.1
+  resolution: "react-spinners@npm:0.14.1"
+  peerDependencies:
+    react: ^16.0.0 || ^17.0.0 || ^18.0.0
+    react-dom: ^16.0.0 || ^17.0.0 || ^18.0.0
+  checksum: 10c0/5b3c101f789716331a0b6afad156293fb9aa05620e65494753001afcdb611788057f379b5979b34d570d527fa978003293266b59db505bf2d243ebab899ceeda
+  languageName: node
+  linkType: hard
+
 "react-syntax-highlighter@npm:^15.5.0":
   version: 15.5.0
   resolution: "react-syntax-highlighter@npm:15.5.0"