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feat: Add initialization chat message_list parameter #35

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feat: Add initialization chat message_list parameter #35

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5 changes: 5 additions & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -124,6 +124,7 @@ Use the widget API to customize your widget:
| window_title | string | No |
| session_id | string | No |
| additional_headers | json | No |
| message_list | json | No |

- **api_key:**
- Type: String
Expand Down Expand Up @@ -261,6 +262,10 @@ Use the widget API to customize your widget:
- Required: No
- Description: Additional headers to be sent to Langflow server

- **message_list:**
- Type: JSON
- Required: No
- Description: Chat message list. eg. [{"message": string ,"isSend": boolean }]

## Live example:
Try out or [live example](https://codesandbox.io/s/langflow-embedded-chat-example-dv9zpx) to see how the Langflow Embedded Chat ⛓️ works.
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2 changes: 1 addition & 1 deletion dist/build/static/js/bundle.min.js
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9 changes: 6 additions & 3 deletions public/index.html
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Expand Up @@ -6,10 +6,13 @@
<title>Document</title>
</head>
<body style="width: 100vh; height: 100vh; ">
<langflow-chat window_title="Langflow Chat"
flow_id="4317421c-d4b5-4a22-bc7b-05e8af053b0e"
<langflow-chat window_title="Langflow Chat"
host_url="http://localhost:7860"
width="700"
></langflow-chat>
flow_id='0a68660c-025e-46c1-9ca9-691e5854136b'
session_id='184426d9-80b9-47ed-86a5-4486bec38b46'
message_list='[{"message": "hello langflow!","isSend":true}, {"message": "hello!","isSend": false}]'
>
</langflow-chat>
</body>
</html>
4 changes: 3 additions & 1 deletion src/chatWidget/index.tsx
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Expand Up @@ -33,6 +33,7 @@ export default function ChatWidget({
additional_headers,
session_id,
start_open=false,
message_list=[],
}: {
api_key?: string;
input_value: string,
Expand Down Expand Up @@ -63,9 +64,10 @@ export default function ChatWidget({
additional_headers?: { [key: string]: string };
session_id?: string;
start_open?: boolean;
message_list: ChatMessageType[];
}) {
const [open, setOpen] = useState(start_open);
const [messages, setMessages] = useState<ChatMessageType[]>([]);
const [messages, setMessages] = useState<ChatMessageType[]>(message_list);
const sessionId = useRef(session_id ?? uuidv4());
function updateLastMessage(message: ChatMessageType) {
setMessages((prev) => {
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1 change: 1 addition & 0 deletions src/index.tsx
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Expand Up @@ -32,5 +32,6 @@ customElements.define('langflow-chat', r2wc(ChatWidget, {
input_container_style:"json",
chat_position:"string",
additional_headers:"json",
message_list:"json",
},
}));