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[In Progress] [Feat]: Chat Component#1841
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Merged
raheeliftikhar5 merged 20 commits intolowcoder-org:feat/assistantfromiamfaran:feat/chat-componentJul 5, 2025
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d5d9873 init chat component
iamfarand1d9b92 refactor component structure
iamfaran0c132c1 install dependencies
iamfaran4e7e540 add assistant-ui components
iamfaranc541393 fix linter error
iamfaranbf3810f add thread
iamfaran11c98fd add properties for chat component
iamfaranaec9485 add query / new hook from assisstant ui
iamfaranb820f8e use mock data
iamfaran0dc85d4 add edit functionality
iamfaranfd9dc77 fix message json issue
iamfaran22934c6 Merge branch 'dev' of github.com:lowcoder-org/lowcoder into feat/chat…
iamfaran52cdcf2 add threads logic
iamfaranc619f89 add alaSql to chat component
iamfaranf379cac delete myruntime provider
iamfarane553d52 add storage support
iamfarandbd901c add delete thread functionality
iamfaranbf9f269 add rename thread ability
iamfaran0205c72 [Feat]: Add chat component
iamfaranbe3b3ab Merge branch 'dev' of github.com:lowcoder-org/lowcoder into feat/chat…
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12 changes: 11 additions & 1 deletionclient/packages/lowcoder/package.json
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19 changes: 19 additions & 0 deletionsclient/packages/lowcoder/src/comps/comps/chatComp/chatComp.tsx
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,19 @@ | ||
| // client/packages/lowcoder/src/comps/comps/chatComp/chatComp.tsx | ||
| import { UICompBuilder } from "comps/generators"; | ||
| import { NameConfig, withExposingConfigs } from "comps/generators/withExposing"; | ||
| import { chatChildrenMap } from "./chatCompTypes"; | ||
| import { ChatView } from "./chatView"; | ||
| import { ChatPropertyView } from "./chatPropertyView"; | ||
| // Build the component | ||
| const ChatTmpComp = new UICompBuilder( | ||
| chatChildrenMap, | ||
| (props) => <ChatView {...props} chatQuery={props.chatQuery.value} /> | ||
| ) | ||
| .setPropertyViewFn((children) => <ChatPropertyView children={children} />) | ||
| .build(); | ||
| // Export the component | ||
| export const ChatComp = withExposingConfigs(ChatTmpComp, [ | ||
| new NameConfig("text", "Chat component text"), | ||
| ]); |
32 changes: 32 additions & 0 deletionsclient/packages/lowcoder/src/comps/comps/chatComp/chatCompTypes.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,32 @@ | ||
| // client/packages/lowcoder/src/comps/comps/chatComp/chatCompTypes.ts | ||
| import { StringControl, NumberControl } from "comps/controls/codeControl"; | ||
| import { withDefault } from "comps/generators"; | ||
| import { BoolControl } from "comps/controls/boolControl"; | ||
| import { dropdownControl } from "comps/controls/dropdownControl"; | ||
| import QuerySelectControl from "comps/controls/querySelectControl"; | ||
| // Model type dropdown options | ||
| const ModelTypeOptions = [ | ||
| { label: "Direct LLM", value: "direct-llm" }, | ||
| { label: "n8n Workflow", value: "n8n" }, | ||
| ] as const; | ||
| export const chatChildrenMap = { | ||
| text: withDefault(StringControl, "Chat Component Placeholder"), | ||
| chatQuery: QuerySelectControl, | ||
| modelType: dropdownControl(ModelTypeOptions, "direct-llm"), | ||
| streaming: BoolControl.DEFAULT_TRUE, | ||
| systemPrompt: withDefault(StringControl, "You are a helpful assistant."), | ||
| agent: BoolControl, | ||
| maxInteractions: withDefault(NumberControl, 10), | ||
| }; | ||
| export type ChatCompProps = { | ||
| text: string; | ||
| chatQuery: string; | ||
| modelType: string; | ||
| streaming: boolean; | ||
| systemPrompt: string; | ||
| agent: boolean; | ||
| maxInteractions: number; | ||
| }; |
28 changes: 28 additions & 0 deletionsclient/packages/lowcoder/src/comps/comps/chatComp/chatPropertyView.tsx
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| @@ -0,0 +1,28 @@ | ||
| // client/packages/lowcoder/src/comps/comps/chatComp/chatPropertyView.tsx | ||
| import React from "react"; | ||
| import { Section, sectionNames } from "lowcoder-design"; | ||
| export const ChatPropertyView = React.memo((props: any) => { | ||
| const { children } = props; | ||
| return ( | ||
| <Section name={sectionNames.basic}> | ||
| {children.text.propertyView({ label: "Text" })} | ||
| {children.chatQuery.propertyView({ label: "Chat Query" })} | ||
| {children.modelType.propertyView({ label: "Model Type" })} | ||
| {children.streaming.propertyView({ label: "Enable Streaming" })} | ||
| {children.systemPrompt.propertyView({ | ||
| label: "System Prompt", | ||
| placeholder: "Enter system prompt...", | ||
| enableSpellCheck: false, | ||
| })} | ||
| {children.agent.propertyView({ label: "Enable Agent Mode" })} | ||
| {children.maxInteractions.propertyView({ | ||
| label: "Max Interactions", | ||
| placeholder: "10", | ||
| })} | ||
| </Section> | ||
| ); | ||
| }); | ||
| ChatPropertyView.displayName = 'ChatPropertyView'; |
13 changes: 13 additions & 0 deletionsclient/packages/lowcoder/src/comps/comps/chatComp/chatView.tsx
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| @@ -0,0 +1,13 @@ | ||
| // client/packages/lowcoder/src/comps/comps/chatComp/chatView.tsx | ||
| import React from "react"; | ||
| import { ChatCompProps } from "./chatCompTypes"; | ||
| import { ChatApp } from "./components/ChatApp"; | ||
| import "@assistant-ui/styles/index.css"; | ||
| import "@assistant-ui/styles/markdown.css"; | ||
| export const ChatView = React.memo((props: ChatCompProps) => { | ||
| return <ChatApp />; | ||
| }); | ||
| ChatView.displayName = 'ChatView'; |
10 changes: 10 additions & 0 deletionsclient/packages/lowcoder/src/comps/comps/chatComp/components/ChatApp.tsx
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,10 @@ | ||
| import { ChatProvider } from "./context/ChatContext"; | ||
| import { ChatMain } from "./ChatMain"; | ||
| export function ChatApp() { | ||
| return ( | ||
| <ChatProvider> | ||
| <ChatMain /> | ||
| </ChatProvider> | ||
| ); | ||
| } |
231 changes: 231 additions & 0 deletionsclient/packages/lowcoder/src/comps/comps/chatComp/components/ChatMain.tsx
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| import React, { useState } from "react"; | ||
| import { | ||
| useExternalStoreRuntime, | ||
| ThreadMessageLike, | ||
| AppendMessage, | ||
| AssistantRuntimeProvider, | ||
| ExternalStoreThreadListAdapter, | ||
| } from "@assistant-ui/react"; | ||
| import { Thread } from "./assistant-ui/thread"; | ||
| import { ThreadList } from "./assistant-ui/thread-list"; | ||
| import { | ||
| useChatContext, | ||
| MyMessage, | ||
| ThreadData, | ||
| RegularThreadData, | ||
| ArchivedThreadData | ||
| } from "./context/ChatContext"; | ||
| import styled from "styled-components"; | ||
| const ChatContainer = styled.div` | ||
| display: flex; | ||
| height: 500px; | ||
| .aui-thread-list-root { | ||
| width: 250px; | ||
| background-color: #fff; | ||
| padding: 10px; | ||
| } | ||
| .aui-thread-root { | ||
| flex: 1; | ||
| background-color: #f9fafb; | ||
| } | ||
| .aui-thread-list-item { | ||
| cursor: pointer; | ||
| transition: background-color 0.2s ease; | ||
| &[data-active="true"] { | ||
| background-color: #dbeafe; | ||
| border: 1px solid #bfdbfe; | ||
| } | ||
| } | ||
| `; | ||
| const generateId = () => Math.random().toString(36).substr(2, 9); | ||
| const callYourAPI = async (text: string) => { | ||
| // Simulate API delay | ||
| await new Promise(resolve => setTimeout(resolve, 1500)); | ||
| // Simple responses | ||
| return { | ||
| content: "This is a mock response from your backend. You typed: " + text | ||
| }; | ||
| }; | ||
| export function ChatMain() { | ||
| const { state, actions } = useChatContext(); | ||
| const [isRunning, setIsRunning] = useState(false); | ||
| console.log("STATE", state); | ||
| // Get messages for current thread | ||
| const currentMessages = actions.getCurrentMessages(); | ||
| // Convert custom format to ThreadMessageLike | ||
| const convertMessage = (message: MyMessage): ThreadMessageLike => ({ | ||
| role: message.role, | ||
| content: [{ type: "text", text: message.text }], | ||
| id: message.id, | ||
| createdAt: new Date(message.timestamp), | ||
| }); | ||
| const onNew = async (message: AppendMessage) => { | ||
| // Extract text from AppendMessage content array | ||
| if (message.content.length !== 1 || message.content[0]?.type !== "text") { | ||
| throw new Error("Only text content is supported"); | ||
| } | ||
| // Add user message in custom format | ||
| const userMessage: MyMessage = { | ||
| id: generateId(), | ||
| role: "user", | ||
| text: message.content[0].text, | ||
| timestamp: Date.now(), | ||
| }; | ||
| // Update current thread with new user message | ||
| await actions.addMessage(state.currentThreadId, userMessage); | ||
| setIsRunning(true); | ||
| try { | ||
| // Call mock API | ||
| const response = await callYourAPI(userMessage.text); | ||
| const assistantMessage: MyMessage = { | ||
| id: generateId(), | ||
| role: "assistant", | ||
| text: response.content, | ||
| timestamp: Date.now(), | ||
| }; | ||
| // Update current thread with assistant response | ||
| await actions.addMessage(state.currentThreadId, assistantMessage); | ||
| } catch (error) { | ||
| // Handle errors gracefully | ||
| const errorMessage: MyMessage = { | ||
| id: generateId(), | ||
| role: "assistant", | ||
| text: `Sorry, I encountered an error: ${error instanceof Error ? error.message : 'Unknown error'}`, | ||
| timestamp: Date.now(), | ||
| }; | ||
| await actions.addMessage(state.currentThreadId, errorMessage); | ||
| } finally { | ||
| setIsRunning(false); | ||
| } | ||
| }; | ||
| // Add onEdit functionality | ||
| const onEdit = async (message: AppendMessage) => { | ||
| // Extract text from AppendMessage content array | ||
| if (message.content.length !== 1 || message.content[0]?.type !== "text") { | ||
| throw new Error("Only text content is supported"); | ||
| } | ||
| // Find the index where to insert the edited message | ||
| const index = currentMessages.findIndex((m) => m.id === message.parentId) + 1; | ||
| // Keep messages up to the parent | ||
| const newMessages = [...currentMessages.slice(0, index)]; | ||
| // Add the edited message in custom format | ||
| const editedMessage: MyMessage = { | ||
| id: generateId(), | ||
| role: "user", | ||
| text: message.content[0].text, | ||
| timestamp: Date.now(), | ||
| }; | ||
| newMessages.push(editedMessage); | ||
| // Update messages using the new context action | ||
| await actions.updateMessages(state.currentThreadId, newMessages); | ||
| setIsRunning(true); | ||
| try { | ||
| // Generate new response | ||
| const response = await callYourAPI(editedMessage.text); | ||
| const assistantMessage: MyMessage = { | ||
| id: generateId(), | ||
| role: "assistant", | ||
| text: response.content, | ||
| timestamp: Date.now(), | ||
| }; | ||
| newMessages.push(assistantMessage); | ||
| await actions.updateMessages(state.currentThreadId, newMessages); | ||
| } catch (error) { | ||
| // Handle errors gracefully | ||
| const errorMessage: MyMessage = { | ||
| id: generateId(), | ||
| role: "assistant", | ||
| text: `Sorry, I encountered an error: ${error instanceof Error ? error.message : 'Unknown error'}`, | ||
| timestamp: Date.now(), | ||
| }; | ||
| newMessages.push(errorMessage); | ||
| await actions.updateMessages(state.currentThreadId, newMessages); | ||
| } finally { | ||
| setIsRunning(false); | ||
| } | ||
| }; | ||
| // Thread list adapter for managing multiple threads | ||
| const threadListAdapter: ExternalStoreThreadListAdapter = { | ||
| threadId: state.currentThreadId, | ||
| threads: state.threadList.filter((t): t is RegularThreadData => t.status === "regular"), | ||
| archivedThreads: state.threadList.filter((t): t is ArchivedThreadData => t.status === "archived"), | ||
| onSwitchToNewThread: async () => { | ||
| const threadId = await actions.createThread("New Chat"); | ||
| actions.setCurrentThread(threadId); | ||
| }, | ||
| onSwitchToThread: (threadId) => { | ||
| actions.setCurrentThread(threadId); | ||
| }, | ||
| onRename: async (threadId, newTitle) => { | ||
| await actions.updateThread(threadId, { title: newTitle }); | ||
| }, | ||
| onArchive: async (threadId) => { | ||
| await actions.updateThread(threadId, { status: "archived" }); | ||
| }, | ||
| onDelete: async (threadId) => { | ||
| await actions.deleteThread(threadId); | ||
| }, | ||
| }; | ||
| const runtime = useExternalStoreRuntime({ | ||
| messages: currentMessages, | ||
| setMessages: (messages) => { | ||
| actions.updateMessages(state.currentThreadId, messages); | ||
| }, | ||
| convertMessage, | ||
| isRunning, | ||
| onNew, | ||
| onEdit, | ||
| adapters: { | ||
| threadList: threadListAdapter, | ||
| }, | ||
| }); | ||
| if (!state.isInitialized) { | ||
| return <div>Loading...</div>; | ||
| } | ||
| return ( | ||
| <AssistantRuntimeProvider runtime={runtime}> | ||
| <ChatContainer> | ||
| <ThreadList /> | ||
| <Thread /> | ||
| </ChatContainer> | ||
| </AssistantRuntimeProvider> | ||
| ); | ||
| } | ||
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