llama : move end-user examples to tools directory (#13249)

* llama : move end-user examples to tools directory

---------

Co-authored-by: Xuan Son Nguyen <son@huggingface.co>
This commit is contained in:
Diego Devesa 2025-05-02 20:27:13 +02:00 committed by GitHub
parent b34443923c
commit 1d36b3670b
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213 changed files with 226 additions and 190 deletions

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import { useEffect, useState } from 'react';
import { useAppContext } from '../utils/app.context';
import { OpenInNewTab, XCloseButton } from '../utils/common';
import { CanvasType } from '../utils/types';
import { PlayIcon, StopIcon } from '@heroicons/react/24/outline';
import StorageUtils from '../utils/storage';
const canInterrupt = typeof SharedArrayBuffer === 'function';
// adapted from https://pyodide.org/en/stable/usage/webworker.html
const WORKER_CODE = `
importScripts("https://cdn.jsdelivr.net/pyodide/v0.27.2/full/pyodide.js");
let stdOutAndErr = [];
let pyodideReadyPromise = loadPyodide({
stdout: (data) => stdOutAndErr.push(data),
stderr: (data) => stdOutAndErr.push(data),
});
let alreadySetBuff = false;
self.onmessage = async (event) => {
stdOutAndErr = [];
// make sure loading is done
const pyodide = await pyodideReadyPromise;
const { id, python, context, interruptBuffer } = event.data;
if (interruptBuffer && !alreadySetBuff) {
pyodide.setInterruptBuffer(interruptBuffer);
alreadySetBuff = true;
}
// Now load any packages we need, run the code, and send the result back.
await pyodide.loadPackagesFromImports(python);
// make a Python dictionary with the data from content
const dict = pyodide.globals.get("dict");
const globals = dict(Object.entries(context));
try {
self.postMessage({ id, running: true });
// Execute the python code in this context
const result = pyodide.runPython(python, { globals });
self.postMessage({ result, id, stdOutAndErr });
} catch (error) {
self.postMessage({ error: error.message, id });
}
interruptBuffer[0] = 0;
};
`;
let worker: Worker;
const interruptBuffer = canInterrupt
? new Uint8Array(new SharedArrayBuffer(1))
: null;
const startWorker = () => {
if (!worker) {
worker = new Worker(
URL.createObjectURL(new Blob([WORKER_CODE], { type: 'text/javascript' }))
);
}
};
if (StorageUtils.getConfig().pyIntepreterEnabled) {
startWorker();
}
const runCodeInWorker = (
pyCode: string,
callbackRunning: () => void
): {
donePromise: Promise<string>;
interrupt: () => void;
} => {
startWorker();
const id = Math.random() * 1e8;
const context = {};
if (interruptBuffer) {
interruptBuffer[0] = 0;
}
const donePromise = new Promise<string>((resolve) => {
worker.onmessage = (event) => {
const { error, stdOutAndErr, running } = event.data;
if (id !== event.data.id) return;
if (running) {
callbackRunning();
return;
} else if (error) {
resolve(error.toString());
} else {
resolve(stdOutAndErr.join('\n'));
}
};
worker.postMessage({ id, python: pyCode, context, interruptBuffer });
});
const interrupt = () => {
console.log('Interrupting...');
console.trace();
if (interruptBuffer) {
interruptBuffer[0] = 2;
}
};
return { donePromise, interrupt };
};
export default function CanvasPyInterpreter() {
const { canvasData, setCanvasData } = useAppContext();
const [code, setCode] = useState(canvasData?.content ?? ''); // copy to avoid direct mutation
const [running, setRunning] = useState(false);
const [output, setOutput] = useState('');
const [interruptFn, setInterruptFn] = useState<() => void>();
const [showStopBtn, setShowStopBtn] = useState(false);
const runCode = async (pycode: string) => {
interruptFn?.();
setRunning(true);
setOutput('Loading Pyodide...');
const { donePromise, interrupt } = runCodeInWorker(pycode, () => {
setOutput('Running...');
setShowStopBtn(canInterrupt);
});
setInterruptFn(() => interrupt);
const out = await donePromise;
setOutput(out);
setRunning(false);
setShowStopBtn(false);
};
// run code on mount
useEffect(() => {
setCode(canvasData?.content ?? '');
runCode(canvasData?.content ?? '');
// eslint-disable-next-line react-hooks/exhaustive-deps
}, [canvasData?.content]);
if (canvasData?.type !== CanvasType.PY_INTERPRETER) {
return null;
}
return (
<div className="card bg-base-200 w-full h-full shadow-xl">
<div className="card-body">
<div className="flex justify-between items-center mb-4">
<span className="text-lg font-bold">Python Interpreter</span>
<XCloseButton
className="bg-base-100"
onClick={() => setCanvasData(null)}
/>
</div>
<div className="grid grid-rows-3 gap-4 h-full">
<textarea
className="textarea textarea-bordered w-full h-full font-mono"
value={code}
onChange={(e) => setCode(e.target.value)}
></textarea>
<div className="font-mono flex flex-col row-span-2">
<div className="flex items-center mb-2">
<button
className="btn btn-sm bg-base-100"
onClick={() => runCode(code)}
disabled={running}
>
<PlayIcon className="h-6 w-6" /> Run
</button>
{showStopBtn && (
<button
className="btn btn-sm bg-base-100 ml-2"
onClick={() => interruptFn?.()}
>
<StopIcon className="h-6 w-6" /> Stop
</button>
)}
<span className="grow text-right text-xs">
<OpenInNewTab href="https://github.com/ggerganov/llama.cpp/issues/11762">
Report a bug
</OpenInNewTab>
</span>
</div>
<textarea
className="textarea textarea-bordered h-full dark-color"
value={output}
readOnly
></textarea>
</div>
</div>
</div>
</div>
);
}

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import { useMemo, useState } from 'react';
import { useAppContext } from '../utils/app.context';
import { Message, PendingMessage } from '../utils/types';
import { classNames } from '../utils/misc';
import MarkdownDisplay, { CopyButton } from './MarkdownDisplay';
import { ChevronLeftIcon, ChevronRightIcon } from '@heroicons/react/24/outline';
interface SplitMessage {
content: PendingMessage['content'];
thought?: string;
isThinking?: boolean;
}
export default function ChatMessage({
msg,
siblingLeafNodeIds,
siblingCurrIdx,
id,
onRegenerateMessage,
onEditMessage,
onChangeSibling,
isPending,
}: {
msg: Message | PendingMessage;
siblingLeafNodeIds: Message['id'][];
siblingCurrIdx: number;
id?: string;
onRegenerateMessage(msg: Message): void;
onEditMessage(msg: Message, content: string): void;
onChangeSibling(sibling: Message['id']): void;
isPending?: boolean;
}) {
const { viewingChat, config } = useAppContext();
const [editingContent, setEditingContent] = useState<string | null>(null);
const timings = useMemo(
() =>
msg.timings
? {
...msg.timings,
prompt_per_second:
(msg.timings.prompt_n / msg.timings.prompt_ms) * 1000,
predicted_per_second:
(msg.timings.predicted_n / msg.timings.predicted_ms) * 1000,
}
: null,
[msg.timings]
);
const nextSibling = siblingLeafNodeIds[siblingCurrIdx + 1];
const prevSibling = siblingLeafNodeIds[siblingCurrIdx - 1];
// for reasoning model, we split the message into content and thought
// TODO: implement this as remark/rehype plugin in the future
const { content, thought, isThinking }: SplitMessage = useMemo(() => {
if (msg.content === null || msg.role !== 'assistant') {
return { content: msg.content };
}
let actualContent = '';
let thought = '';
let isThinking = false;
let thinkSplit = msg.content.split('<think>', 2);
actualContent += thinkSplit[0];
while (thinkSplit[1] !== undefined) {
// <think> tag found
thinkSplit = thinkSplit[1].split('</think>', 2);
thought += thinkSplit[0];
isThinking = true;
if (thinkSplit[1] !== undefined) {
// </think> closing tag found
isThinking = false;
thinkSplit = thinkSplit[1].split('<think>', 2);
actualContent += thinkSplit[0];
}
}
return { content: actualContent, thought, isThinking };
}, [msg]);
if (!viewingChat) return null;
return (
<div className="group" id={id}>
<div
className={classNames({
chat: true,
'chat-start': msg.role !== 'user',
'chat-end': msg.role === 'user',
})}
>
<div
className={classNames({
'chat-bubble markdown': true,
'chat-bubble-base-300': msg.role !== 'user',
})}
>
{/* textarea for editing message */}
{editingContent !== null && (
<>
<textarea
dir="auto"
className="textarea textarea-bordered bg-base-100 text-base-content max-w-2xl w-[calc(90vw-8em)] h-24"
value={editingContent}
onChange={(e) => setEditingContent(e.target.value)}
></textarea>
<br />
<button
className="btn btn-ghost mt-2 mr-2"
onClick={() => setEditingContent(null)}
>
Cancel
</button>
<button
className="btn mt-2"
onClick={() => {
if (msg.content !== null) {
setEditingContent(null);
onEditMessage(msg as Message, editingContent);
}
}}
>
Submit
</button>
</>
)}
{/* not editing content, render message */}
{editingContent === null && (
<>
{content === null ? (
<>
{/* show loading dots for pending message */}
<span className="loading loading-dots loading-md"></span>
</>
) : (
<>
{/* render message as markdown */}
<div dir="auto">
{thought && (
<details
className="collapse bg-base-200 collapse-arrow mb-4"
open={isThinking && config.showThoughtInProgress}
>
<summary className="collapse-title">
{isPending && isThinking ? (
<span>
<span
v-if="isGenerating"
className="loading loading-spinner loading-md mr-2"
style={{ verticalAlign: 'middle' }}
></span>
<b>Thinking</b>
</span>
) : (
<b>Thought Process</b>
)}
</summary>
<div className="collapse-content">
<MarkdownDisplay
content={thought}
isGenerating={isPending}
/>
</div>
</details>
)}
{msg.extra && msg.extra.length > 0 && (
<details
className={classNames({
'collapse collapse-arrow mb-4 bg-base-200': true,
'bg-opacity-10': msg.role !== 'assistant',
})}
>
<summary className="collapse-title">
Extra content
</summary>
<div className="collapse-content">
{msg.extra.map(
(extra, i) =>
extra.type === 'textFile' ? (
<div key={extra.name}>
<b>{extra.name}</b>
<pre>{extra.content}</pre>
</div>
) : extra.type === 'context' ? (
<div key={i}>
<pre>{extra.content}</pre>
</div>
) : null // TODO: support other extra types
)}
</div>
</details>
)}
<MarkdownDisplay
content={content}
isGenerating={isPending}
/>
</div>
</>
)}
{/* render timings if enabled */}
{timings && config.showTokensPerSecond && (
<div className="dropdown dropdown-hover dropdown-top mt-2">
<div
tabIndex={0}
role="button"
className="cursor-pointer font-semibold text-sm opacity-60"
>
Speed: {timings.predicted_per_second.toFixed(1)} t/s
</div>
<div className="dropdown-content bg-base-100 z-10 w-64 p-2 shadow mt-4">
<b>Prompt</b>
<br />- Tokens: {timings.prompt_n}
<br />- Time: {timings.prompt_ms} ms
<br />- Speed: {timings.prompt_per_second.toFixed(1)} t/s
<br />
<b>Generation</b>
<br />- Tokens: {timings.predicted_n}
<br />- Time: {timings.predicted_ms} ms
<br />- Speed: {timings.predicted_per_second.toFixed(1)} t/s
<br />
</div>
</div>
)}
</>
)}
</div>
</div>
{/* actions for each message */}
{msg.content !== null && (
<div
className={classNames({
'flex items-center gap-2 mx-4 mt-2 mb-2': true,
'flex-row-reverse': msg.role === 'user',
})}
>
{siblingLeafNodeIds && siblingLeafNodeIds.length > 1 && (
<div className="flex gap-1 items-center opacity-60 text-sm">
<button
className={classNames({
'btn btn-sm btn-ghost p-1': true,
'opacity-20': !prevSibling,
})}
onClick={() => prevSibling && onChangeSibling(prevSibling)}
>
<ChevronLeftIcon className="h-4 w-4" />
</button>
<span>
{siblingCurrIdx + 1} / {siblingLeafNodeIds.length}
</span>
<button
className={classNames({
'btn btn-sm btn-ghost p-1': true,
'opacity-20': !nextSibling,
})}
onClick={() => nextSibling && onChangeSibling(nextSibling)}
>
<ChevronRightIcon className="h-4 w-4" />
</button>
</div>
)}
{/* user message */}
{msg.role === 'user' && (
<button
className="badge btn-mini show-on-hover"
onClick={() => setEditingContent(msg.content)}
disabled={msg.content === null}
>
Edit
</button>
)}
{/* assistant message */}
{msg.role === 'assistant' && (
<>
{!isPending && (
<button
className="badge btn-mini show-on-hover mr-2"
onClick={() => {
if (msg.content !== null) {
onRegenerateMessage(msg as Message);
}
}}
disabled={msg.content === null}
>
🔄 Regenerate
</button>
)}
</>
)}
<CopyButton
className="badge btn-mini show-on-hover mr-2"
content={msg.content}
/>
</div>
)}
</div>
);
}

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import { useEffect, useMemo, useState } from 'react';
import { CallbackGeneratedChunk, useAppContext } from '../utils/app.context';
import ChatMessage from './ChatMessage';
import { CanvasType, Message, PendingMessage } from '../utils/types';
import { classNames, cleanCurrentUrl, throttle } from '../utils/misc';
import CanvasPyInterpreter from './CanvasPyInterpreter';
import StorageUtils from '../utils/storage';
import { useVSCodeContext } from '../utils/llama-vscode';
import { useChatTextarea, ChatTextareaApi } from './useChatTextarea.ts';
/**
* A message display is a message node with additional information for rendering.
* For example, siblings of the message node are stored as their last node (aka leaf node).
*/
export interface MessageDisplay {
msg: Message | PendingMessage;
siblingLeafNodeIds: Message['id'][];
siblingCurrIdx: number;
isPending?: boolean;
}
/**
* If the current URL contains "?m=...", prefill the message input with the value.
* If the current URL contains "?q=...", prefill and SEND the message.
*/
const prefilledMsg = {
content() {
const url = new URL(window.location.href);
return url.searchParams.get('m') ?? url.searchParams.get('q') ?? '';
},
shouldSend() {
const url = new URL(window.location.href);
return url.searchParams.has('q');
},
clear() {
cleanCurrentUrl(['m', 'q']);
},
};
function getListMessageDisplay(
msgs: Readonly<Message[]>,
leafNodeId: Message['id']
): MessageDisplay[] {
const currNodes = StorageUtils.filterByLeafNodeId(msgs, leafNodeId, true);
const res: MessageDisplay[] = [];
const nodeMap = new Map<Message['id'], Message>();
for (const msg of msgs) {
nodeMap.set(msg.id, msg);
}
// find leaf node from a message node
const findLeafNode = (msgId: Message['id']): Message['id'] => {
let currNode: Message | undefined = nodeMap.get(msgId);
while (currNode) {
if (currNode.children.length === 0) break;
currNode = nodeMap.get(currNode.children.at(-1) ?? -1);
}
return currNode?.id ?? -1;
};
// traverse the current nodes
for (const msg of currNodes) {
const parentNode = nodeMap.get(msg.parent ?? -1);
if (!parentNode) continue;
const siblings = parentNode.children;
if (msg.type !== 'root') {
res.push({
msg,
siblingLeafNodeIds: siblings.map(findLeafNode),
siblingCurrIdx: siblings.indexOf(msg.id),
});
}
}
return res;
}
const scrollToBottom = throttle(
(requiresNearBottom: boolean, delay: number = 80) => {
const mainScrollElem = document.getElementById('main-scroll');
if (!mainScrollElem) return;
const spaceToBottom =
mainScrollElem.scrollHeight -
mainScrollElem.scrollTop -
mainScrollElem.clientHeight;
if (!requiresNearBottom || spaceToBottom < 50) {
setTimeout(
() => mainScrollElem.scrollTo({ top: mainScrollElem.scrollHeight }),
delay
);
}
},
80
);
export default function ChatScreen() {
const {
viewingChat,
sendMessage,
isGenerating,
stopGenerating,
pendingMessages,
canvasData,
replaceMessageAndGenerate,
} = useAppContext();
const textarea: ChatTextareaApi = useChatTextarea(prefilledMsg.content());
const { extraContext, clearExtraContext } = useVSCodeContext(textarea);
// TODO: improve this when we have "upload file" feature
const currExtra: Message['extra'] = extraContext ? [extraContext] : undefined;
// keep track of leaf node for rendering
const [currNodeId, setCurrNodeId] = useState<number>(-1);
const messages: MessageDisplay[] = useMemo(() => {
if (!viewingChat) return [];
else return getListMessageDisplay(viewingChat.messages, currNodeId);
}, [currNodeId, viewingChat]);
const currConvId = viewingChat?.conv.id ?? null;
const pendingMsg: PendingMessage | undefined =
pendingMessages[currConvId ?? ''];
useEffect(() => {
// reset to latest node when conversation changes
setCurrNodeId(-1);
// scroll to bottom when conversation changes
scrollToBottom(false, 1);
}, [currConvId]);
const onChunk: CallbackGeneratedChunk = (currLeafNodeId?: Message['id']) => {
if (currLeafNodeId) {
setCurrNodeId(currLeafNodeId);
}
scrollToBottom(true);
};
const sendNewMessage = async () => {
const lastInpMsg = textarea.value();
if (lastInpMsg.trim().length === 0 || isGenerating(currConvId ?? ''))
return;
textarea.setValue('');
scrollToBottom(false);
setCurrNodeId(-1);
// get the last message node
const lastMsgNodeId = messages.at(-1)?.msg.id ?? null;
if (
!(await sendMessage(
currConvId,
lastMsgNodeId,
lastInpMsg,
currExtra,
onChunk
))
) {
// restore the input message if failed
textarea.setValue(lastInpMsg);
}
// OK
clearExtraContext();
};
const handleEditMessage = async (msg: Message, content: string) => {
if (!viewingChat) return;
setCurrNodeId(msg.id);
scrollToBottom(false);
await replaceMessageAndGenerate(
viewingChat.conv.id,
msg.parent,
content,
msg.extra,
onChunk
);
setCurrNodeId(-1);
scrollToBottom(false);
};
const handleRegenerateMessage = async (msg: Message) => {
if (!viewingChat) return;
setCurrNodeId(msg.parent);
scrollToBottom(false);
await replaceMessageAndGenerate(
viewingChat.conv.id,
msg.parent,
null,
msg.extra,
onChunk
);
setCurrNodeId(-1);
scrollToBottom(false);
};
const hasCanvas = !!canvasData;
useEffect(() => {
if (prefilledMsg.shouldSend()) {
// send the prefilled message if needed
sendNewMessage();
} else {
// otherwise, focus on the input
textarea.focus();
}
prefilledMsg.clear();
// no need to keep track of sendNewMessage
// eslint-disable-next-line react-hooks/exhaustive-deps
}, [textarea.ref]);
// due to some timing issues of StorageUtils.appendMsg(), we need to make sure the pendingMsg is not duplicated upon rendering (i.e. appears once in the saved conversation and once in the pendingMsg)
const pendingMsgDisplay: MessageDisplay[] =
pendingMsg && messages.at(-1)?.msg.id !== pendingMsg.id
? [
{
msg: pendingMsg,
siblingLeafNodeIds: [],
siblingCurrIdx: 0,
isPending: true,
},
]
: [];
return (
<div
className={classNames({
'grid lg:gap-8 grow transition-[300ms]': true,
'grid-cols-[1fr_0fr] lg:grid-cols-[1fr_1fr]': hasCanvas, // adapted for mobile
'grid-cols-[1fr_0fr]': !hasCanvas,
})}
>
<div
className={classNames({
'flex flex-col w-full max-w-[900px] mx-auto': true,
'hidden lg:flex': hasCanvas, // adapted for mobile
flex: !hasCanvas,
})}
>
{/* chat messages */}
<div id="messages-list" className="grow">
<div className="mt-auto flex justify-center">
{/* placeholder to shift the message to the bottom */}
{viewingChat ? '' : 'Send a message to start'}
</div>
{[...messages, ...pendingMsgDisplay].map((msg) => (
<ChatMessage
key={msg.msg.id}
msg={msg.msg}
siblingLeafNodeIds={msg.siblingLeafNodeIds}
siblingCurrIdx={msg.siblingCurrIdx}
onRegenerateMessage={handleRegenerateMessage}
onEditMessage={handleEditMessage}
onChangeSibling={setCurrNodeId}
/>
))}
</div>
{/* chat input */}
<div className="flex flex-row items-end pt-8 pb-6 sticky bottom-0 bg-base-100">
<textarea
// Default (mobile): Enable vertical resize, overflow auto for scrolling if needed
// Large screens (lg:): Disable manual resize, apply max-height for autosize limit
className="textarea textarea-bordered w-full resize-vertical lg:resize-none lg:max-h-48 lg:overflow-y-auto" // Adjust lg:max-h-48 as needed (e.g., lg:max-h-60)
placeholder="Type a message (Shift+Enter to add a new line)"
ref={textarea.ref}
onInput={textarea.onInput} // Hook's input handler (will only resize height on lg+ screens)
onKeyDown={(e) => {
if (e.nativeEvent.isComposing || e.keyCode === 229) return;
if (e.key === 'Enter' && !e.shiftKey) {
e.preventDefault();
sendNewMessage();
}
}}
id="msg-input"
dir="auto"
// Set a base height of 2 rows for mobile views
// On lg+ screens, the hook will calculate and set the initial height anyway
rows={2}
></textarea>
{isGenerating(currConvId ?? '') ? (
<button
className="btn btn-neutral ml-2"
onClick={() => stopGenerating(currConvId ?? '')}
>
Stop
</button>
) : (
<button className="btn btn-primary ml-2" onClick={sendNewMessage}>
Send
</button>
)}
</div>
</div>
<div className="w-full sticky top-[7em] h-[calc(100vh-9em)]">
{canvasData?.type === CanvasType.PY_INTERPRETER && (
<CanvasPyInterpreter />
)}
</div>
</div>
);
}

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import { useEffect, useState } from 'react';
import StorageUtils from '../utils/storage';
import { useAppContext } from '../utils/app.context';
import { classNames } from '../utils/misc';
import daisyuiThemes from 'daisyui/theme/object';
import { THEMES } from '../Config';
import { useNavigate } from 'react-router';
export default function Header() {
const navigate = useNavigate();
const [selectedTheme, setSelectedTheme] = useState(StorageUtils.getTheme());
const { setShowSettings } = useAppContext();
const setTheme = (theme: string) => {
StorageUtils.setTheme(theme);
setSelectedTheme(theme);
};
useEffect(() => {
document.body.setAttribute('data-theme', selectedTheme);
document.body.setAttribute(
'data-color-scheme',
daisyuiThemes[selectedTheme]?.['color-scheme'] ?? 'auto'
);
}, [selectedTheme]);
const { isGenerating, viewingChat } = useAppContext();
const isCurrConvGenerating = isGenerating(viewingChat?.conv.id ?? '');
const removeConversation = () => {
if (isCurrConvGenerating || !viewingChat) return;
const convId = viewingChat?.conv.id;
if (window.confirm('Are you sure to delete this conversation?')) {
StorageUtils.remove(convId);
navigate('/');
}
};
const downloadConversation = () => {
if (isCurrConvGenerating || !viewingChat) return;
const convId = viewingChat?.conv.id;
const conversationJson = JSON.stringify(viewingChat, null, 2);
const blob = new Blob([conversationJson], { type: 'application/json' });
const url = URL.createObjectURL(blob);
const a = document.createElement('a');
a.href = url;
a.download = `conversation_${convId}.json`;
document.body.appendChild(a);
a.click();
document.body.removeChild(a);
URL.revokeObjectURL(url);
};
return (
<div className="flex flex-row items-center pt-6 pb-6 sticky top-0 z-10 bg-base-100">
{/* open sidebar button */}
<label htmlFor="toggle-drawer" className="btn btn-ghost lg:hidden">
<svg
xmlns="http://www.w3.org/2000/svg"
width="16"
height="16"
fill="currentColor"
className="bi bi-list"
viewBox="0 0 16 16"
>
<path
fillRule="evenodd"
d="M2.5 12a.5.5 0 0 1 .5-.5h10a.5.5 0 0 1 0 1H3a.5.5 0 0 1-.5-.5m0-4a.5.5 0 0 1 .5-.5h10a.5.5 0 0 1 0 1H3a.5.5 0 0 1-.5-.5m0-4a.5.5 0 0 1 .5-.5h10a.5.5 0 0 1 0 1H3a.5.5 0 0 1-.5-.5"
/>
</svg>
</label>
<div className="grow text-2xl font-bold ml-2">llama.cpp</div>
{/* action buttons (top right) */}
<div className="flex items-center">
{viewingChat && (
<div className="dropdown dropdown-end">
{/* "..." button */}
<button
tabIndex={0}
role="button"
className="btn m-1"
disabled={isCurrConvGenerating}
>
<svg
xmlns="http://www.w3.org/2000/svg"
width="16"
height="16"
fill="currentColor"
className="bi bi-three-dots-vertical"
viewBox="0 0 16 16"
>
<path d="M9.5 13a1.5 1.5 0 1 1-3 0 1.5 1.5 0 0 1 3 0m0-5a1.5 1.5 0 1 1-3 0 1.5 1.5 0 0 1 3 0m0-5a1.5 1.5 0 1 1-3 0 1.5 1.5 0 0 1 3 0" />
</svg>
</button>
{/* dropdown menu */}
<ul
tabIndex={0}
className="dropdown-content menu bg-base-100 rounded-box z-[1] w-52 p-2 shadow"
>
<li onClick={downloadConversation}>
<a>Download</a>
</li>
<li className="text-error" onClick={removeConversation}>
<a>Delete</a>
</li>
</ul>
</div>
)}
<div className="tooltip tooltip-bottom" data-tip="Settings">
<button className="btn" onClick={() => setShowSettings(true)}>
{/* settings button */}
<svg
xmlns="http://www.w3.org/2000/svg"
width="16"
height="16"
fill="currentColor"
className="bi bi-gear"
viewBox="0 0 16 16"
>
<path d="M8 4.754a3.246 3.246 0 1 0 0 6.492 3.246 3.246 0 0 0 0-6.492M5.754 8a2.246 2.246 0 1 1 4.492 0 2.246 2.246 0 0 1-4.492 0" />
<path d="M9.796 1.343c-.527-1.79-3.065-1.79-3.592 0l-.094.319a.873.873 0 0 1-1.255.52l-.292-.16c-1.64-.892-3.433.902-2.54 2.541l.159.292a.873.873 0 0 1-.52 1.255l-.319.094c-1.79.527-1.79 3.065 0 3.592l.319.094a.873.873 0 0 1 .52 1.255l-.16.292c-.892 1.64.901 3.434 2.541 2.54l.292-.159a.873.873 0 0 1 1.255.52l.094.319c.527 1.79 3.065 1.79 3.592 0l.094-.319a.873.873 0 0 1 1.255-.52l.292.16c1.64.893 3.434-.902 2.54-2.541l-.159-.292a.873.873 0 0 1 .52-1.255l.319-.094c1.79-.527 1.79-3.065 0-3.592l-.319-.094a.873.873 0 0 1-.52-1.255l.16-.292c.893-1.64-.902-3.433-2.541-2.54l-.292.159a.873.873 0 0 1-1.255-.52zm-2.633.283c.246-.835 1.428-.835 1.674 0l.094.319a1.873 1.873 0 0 0 2.693 1.115l.291-.16c.764-.415 1.6.42 1.184 1.185l-.159.292a1.873 1.873 0 0 0 1.116 2.692l.318.094c.835.246.835 1.428 0 1.674l-.319.094a1.873 1.873 0 0 0-1.115 2.693l.16.291c.415.764-.42 1.6-1.185 1.184l-.291-.159a1.873 1.873 0 0 0-2.693 1.116l-.094.318c-.246.835-1.428.835-1.674 0l-.094-.319a1.873 1.873 0 0 0-2.692-1.115l-.292.16c-.764.415-1.6-.42-1.184-1.185l.159-.291A1.873 1.873 0 0 0 1.945 8.93l-.319-.094c-.835-.246-.835-1.428 0-1.674l.319-.094A1.873 1.873 0 0 0 3.06 4.377l-.16-.292c-.415-.764.42-1.6 1.185-1.184l.292.159a1.873 1.873 0 0 0 2.692-1.115z" />
</svg>
</button>
</div>
{/* theme controller is copied from https://daisyui.com/components/theme-controller/ */}
<div className="tooltip tooltip-bottom" data-tip="Themes">
<div className="dropdown dropdown-end dropdown-bottom">
<div tabIndex={0} role="button" className="btn m-1">
<svg
xmlns="http://www.w3.org/2000/svg"
width="16"
height="16"
fill="currentColor"
className="bi bi-palette2"
viewBox="0 0 16 16"
>
<path d="M0 .5A.5.5 0 0 1 .5 0h5a.5.5 0 0 1 .5.5v5.277l4.147-4.131a.5.5 0 0 1 .707 0l3.535 3.536a.5.5 0 0 1 0 .708L10.261 10H15.5a.5.5 0 0 1 .5.5v5a.5.5 0 0 1-.5.5H3a3 3 0 0 1-2.121-.879A3 3 0 0 1 0 13.044m6-.21 7.328-7.3-2.829-2.828L6 7.188zM4.5 13a1.5 1.5 0 1 0-3 0 1.5 1.5 0 0 0 3 0M15 15v-4H9.258l-4.015 4zM0 .5v12.495zm0 12.495V13z" />
</svg>
</div>
<ul
tabIndex={0}
className="dropdown-content bg-base-300 rounded-box z-[1] w-52 p-2 shadow-2xl h-80 overflow-y-auto"
>
<li>
<button
className={classNames({
'btn btn-sm btn-block btn-ghost justify-start': true,
'btn-active': selectedTheme === 'auto',
})}
onClick={() => setTheme('auto')}
>
auto
</button>
</li>
{THEMES.map((theme) => (
<li key={theme}>
<input
type="radio"
name="theme-dropdown"
className="theme-controller btn btn-sm btn-block btn-ghost justify-start"
aria-label={theme}
value={theme}
checked={selectedTheme === theme}
onChange={(e) => e.target.checked && setTheme(theme)}
/>
</li>
))}
</ul>
</div>
</div>
</div>
</div>
);
}

View file

@ -0,0 +1,310 @@
import React, { useMemo, useState } from 'react';
import Markdown, { ExtraProps } from 'react-markdown';
import remarkGfm from 'remark-gfm';
import rehypeHightlight from 'rehype-highlight';
import rehypeKatex from 'rehype-katex';
import remarkMath from 'remark-math';
import remarkBreaks from 'remark-breaks';
import 'katex/dist/katex.min.css';
import { classNames, copyStr } from '../utils/misc';
import { ElementContent, Root } from 'hast';
import { visit } from 'unist-util-visit';
import { useAppContext } from '../utils/app.context';
import { CanvasType } from '../utils/types';
export default function MarkdownDisplay({
content,
isGenerating,
}: {
content: string;
isGenerating?: boolean;
}) {
const preprocessedContent = useMemo(
() => preprocessLaTeX(content),
[content]
);
return (
<Markdown
remarkPlugins={[remarkGfm, remarkMath, remarkBreaks]}
rehypePlugins={[rehypeHightlight, rehypeKatex, rehypeCustomCopyButton]}
components={{
button: (props) => (
<CodeBlockButtons
{...props}
isGenerating={isGenerating}
origContent={preprocessedContent}
/>
),
// note: do not use "pre", "p" or other basic html elements here, it will cause the node to re-render when the message is being generated (this should be a bug with react-markdown, not sure how to fix it)
}}
>
{preprocessedContent}
</Markdown>
);
}
const CodeBlockButtons: React.ElementType<
React.ClassAttributes<HTMLButtonElement> &
React.HTMLAttributes<HTMLButtonElement> &
ExtraProps & { origContent: string; isGenerating?: boolean }
> = ({ node, origContent, isGenerating }) => {
const { config } = useAppContext();
const startOffset = node?.position?.start.offset ?? 0;
const endOffset = node?.position?.end.offset ?? 0;
const copiedContent = useMemo(
() =>
origContent
.substring(startOffset, endOffset)
.replace(/^```[^\n]+\n/g, '')
.replace(/```$/g, ''),
[origContent, startOffset, endOffset]
);
const codeLanguage = useMemo(
() =>
origContent
.substring(startOffset, startOffset + 10)
.match(/^```([^\n]+)\n/)?.[1] ?? '',
[origContent, startOffset]
);
const canRunCode =
!isGenerating &&
config.pyIntepreterEnabled &&
codeLanguage.startsWith('py');
return (
<div
className={classNames({
'text-right sticky top-[7em] mb-2 mr-2 h-0': true,
'display-none': !node?.position,
})}
>
<CopyButton className="badge btn-mini" content={copiedContent} />
{canRunCode && (
<RunPyCodeButton
className="badge btn-mini ml-2"
content={copiedContent}
/>
)}
</div>
);
};
export const CopyButton = ({
content,
className,
}: {
content: string;
className?: string;
}) => {
const [copied, setCopied] = useState(false);
return (
<button
className={className}
onClick={() => {
copyStr(content);
setCopied(true);
}}
onMouseLeave={() => setCopied(false)}
>
{copied ? 'Copied!' : '📋 Copy'}
</button>
);
};
export const RunPyCodeButton = ({
content,
className,
}: {
content: string;
className?: string;
}) => {
const { setCanvasData } = useAppContext();
return (
<>
<button
className={className}
onClick={() =>
setCanvasData({
type: CanvasType.PY_INTERPRETER,
content,
})
}
>
Run
</button>
</>
);
};
/**
* This injects the "button" element before each "pre" element.
* The actual button will be replaced with a react component in the MarkdownDisplay.
* We don't replace "pre" node directly because it will cause the node to re-render, which causes this bug: https://github.com/ggerganov/llama.cpp/issues/9608
*/
function rehypeCustomCopyButton() {
return function (tree: Root) {
visit(tree, 'element', function (node) {
if (node.tagName === 'pre' && !node.properties.visited) {
const preNode = { ...node };
// replace current node
preNode.properties.visited = 'true';
node.tagName = 'div';
node.properties = {};
// add node for button
const btnNode: ElementContent = {
type: 'element',
tagName: 'button',
properties: {},
children: [],
position: node.position,
};
node.children = [btnNode, preNode];
}
});
};
}
/**
* The part below is copied and adapted from:
* https://github.com/danny-avila/LibreChat/blob/main/client/src/utils/latex.ts
* (MIT License)
*/
// Regex to check if the processed content contains any potential LaTeX patterns
const containsLatexRegex =
/\\\(.*?\\\)|\\\[.*?\\\]|\$.*?\$|\\begin\{equation\}.*?\\end\{equation\}/;
// Regex for inline and block LaTeX expressions
const inlineLatex = new RegExp(/\\\((.+?)\\\)/, 'g');
const blockLatex = new RegExp(/\\\[(.*?[^\\])\\\]/, 'gs');
// Function to restore code blocks
const restoreCodeBlocks = (content: string, codeBlocks: string[]) => {
return content.replace(
/<<CODE_BLOCK_(\d+)>>/g,
(_, index) => codeBlocks[index]
);
};
// Regex to identify code blocks and inline code
const codeBlockRegex = /(```[\s\S]*?```|`.*?`)/g;
export const processLaTeX = (_content: string) => {
let content = _content;
// Temporarily replace code blocks and inline code with placeholders
const codeBlocks: string[] = [];
let index = 0;
content = content.replace(codeBlockRegex, (match) => {
codeBlocks[index] = match;
return `<<CODE_BLOCK_${index++}>>`;
});
// Escape dollar signs followed by a digit or space and digit
let processedContent = content.replace(/(\$)(?=\s?\d)/g, '\\$');
// If no LaTeX patterns are found, restore code blocks and return the processed content
if (!containsLatexRegex.test(processedContent)) {
return restoreCodeBlocks(processedContent, codeBlocks);
}
// Convert LaTeX expressions to a markdown compatible format
processedContent = processedContent
.replace(inlineLatex, (_: string, equation: string) => `$${equation}$`) // Convert inline LaTeX
.replace(blockLatex, (_: string, equation: string) => `$$${equation}$$`); // Convert block LaTeX
// Restore code blocks
return restoreCodeBlocks(processedContent, codeBlocks);
};
/**
* Preprocesses LaTeX content by replacing delimiters and escaping certain characters.
*
* @param content The input string containing LaTeX expressions.
* @returns The processed string with replaced delimiters and escaped characters.
*/
export function preprocessLaTeX(content: string): string {
// Step 1: Protect code blocks
const codeBlocks: string[] = [];
content = content.replace(/(```[\s\S]*?```|`[^`\n]+`)/g, (_, code) => {
codeBlocks.push(code);
return `<<CODE_BLOCK_${codeBlocks.length - 1}>>`;
});
// Step 2: Protect existing LaTeX expressions
const latexExpressions: string[] = [];
// Protect block math ($$...$$), \[...\], and \(...\) as before.
content = content.replace(
/(\$\$[\s\S]*?\$\$|\\\[[\s\S]*?\\\]|\\\(.*?\\\))/g,
(match) => {
latexExpressions.push(match);
return `<<LATEX_${latexExpressions.length - 1}>>`;
}
);
// Protect inline math ($...$) only if it does NOT match a currency pattern.
// We assume a currency pattern is one where the inner content is purely numeric (with optional decimals).
content = content.replace(/\$([^$]+)\$/g, (match, inner) => {
if (/^\s*\d+(?:\.\d+)?\s*$/.test(inner)) {
// This looks like a currency value (e.g. "$123" or "$12.34"),
// so don't protect it.
return match;
} else {
// Otherwise, treat it as a LaTeX expression.
latexExpressions.push(match);
return `<<LATEX_${latexExpressions.length - 1}>>`;
}
});
// Step 3: Escape dollar signs that are likely currency indicators.
// (Now that inline math is protected, this will only escape dollars not already protected)
content = content.replace(/\$(?=\d)/g, '\\$');
// Step 4: Restore LaTeX expressions
content = content.replace(
/<<LATEX_(\d+)>>/g,
(_, index) => latexExpressions[parseInt(index)]
);
// Step 5: Restore code blocks
content = content.replace(
/<<CODE_BLOCK_(\d+)>>/g,
(_, index) => codeBlocks[parseInt(index)]
);
// Step 6: Apply additional escaping functions
content = escapeBrackets(content);
content = escapeMhchem(content);
return content;
}
export function escapeBrackets(text: string): string {
const pattern =
/(```[\S\s]*?```|`.*?`)|\\\[([\S\s]*?[^\\])\\]|\\\((.*?)\\\)/g;
return text.replace(
pattern,
(
match: string,
codeBlock: string | undefined,
squareBracket: string | undefined,
roundBracket: string | undefined
): string => {
if (codeBlock != null) {
return codeBlock;
} else if (squareBracket != null) {
return `$$${squareBracket}$$`;
} else if (roundBracket != null) {
return `$${roundBracket}$`;
}
return match;
}
);
}
export function escapeMhchem(text: string) {
return text.replaceAll('$\\ce{', '$\\\\ce{').replaceAll('$\\pu{', '$\\\\pu{');
}

View file

@ -0,0 +1,536 @@
import { useState } from 'react';
import { useAppContext } from '../utils/app.context';
import { CONFIG_DEFAULT, CONFIG_INFO } from '../Config';
import { isDev } from '../Config';
import StorageUtils from '../utils/storage';
import { classNames, isBoolean, isNumeric, isString } from '../utils/misc';
import {
BeakerIcon,
ChatBubbleOvalLeftEllipsisIcon,
Cog6ToothIcon,
FunnelIcon,
HandRaisedIcon,
SquaresPlusIcon,
} from '@heroicons/react/24/outline';
import { OpenInNewTab } from '../utils/common';
type SettKey = keyof typeof CONFIG_DEFAULT;
const BASIC_KEYS: SettKey[] = [
'temperature',
'top_k',
'top_p',
'min_p',
'max_tokens',
];
const SAMPLER_KEYS: SettKey[] = [
'dynatemp_range',
'dynatemp_exponent',
'typical_p',
'xtc_probability',
'xtc_threshold',
];
const PENALTY_KEYS: SettKey[] = [
'repeat_last_n',
'repeat_penalty',
'presence_penalty',
'frequency_penalty',
'dry_multiplier',
'dry_base',
'dry_allowed_length',
'dry_penalty_last_n',
];
enum SettingInputType {
SHORT_INPUT,
LONG_INPUT,
CHECKBOX,
CUSTOM,
}
interface SettingFieldInput {
type: Exclude<SettingInputType, SettingInputType.CUSTOM>;
label: string | React.ReactElement;
help?: string | React.ReactElement;
key: SettKey;
}
interface SettingFieldCustom {
type: SettingInputType.CUSTOM;
key: SettKey;
component:
| string
| React.FC<{
value: string | boolean | number;
onChange: (value: string) => void;
}>;
}
interface SettingSection {
title: React.ReactElement;
fields: (SettingFieldInput | SettingFieldCustom)[];
}
const ICON_CLASSNAME = 'w-4 h-4 mr-1 inline';
const SETTING_SECTIONS: SettingSection[] = [
{
title: (
<>
<Cog6ToothIcon className={ICON_CLASSNAME} />
General
</>
),
fields: [
{
type: SettingInputType.SHORT_INPUT,
label: 'API Key',
key: 'apiKey',
},
{
type: SettingInputType.LONG_INPUT,
label: 'System Message (will be disabled if left empty)',
key: 'systemMessage',
},
...BASIC_KEYS.map(
(key) =>
({
type: SettingInputType.SHORT_INPUT,
label: key,
key,
}) as SettingFieldInput
),
],
},
{
title: (
<>
<FunnelIcon className={ICON_CLASSNAME} />
Samplers
</>
),
fields: [
{
type: SettingInputType.SHORT_INPUT,
label: 'Samplers queue',
key: 'samplers',
},
...SAMPLER_KEYS.map(
(key) =>
({
type: SettingInputType.SHORT_INPUT,
label: key,
key,
}) as SettingFieldInput
),
],
},
{
title: (
<>
<HandRaisedIcon className={ICON_CLASSNAME} />
Penalties
</>
),
fields: PENALTY_KEYS.map((key) => ({
type: SettingInputType.SHORT_INPUT,
label: key,
key,
})),
},
{
title: (
<>
<ChatBubbleOvalLeftEllipsisIcon className={ICON_CLASSNAME} />
Reasoning
</>
),
fields: [
{
type: SettingInputType.CHECKBOX,
label: 'Expand thought process by default when generating messages',
key: 'showThoughtInProgress',
},
{
type: SettingInputType.CHECKBOX,
label:
'Exclude thought process when sending requests to API (Recommended for DeepSeek-R1)',
key: 'excludeThoughtOnReq',
},
],
},
{
title: (
<>
<SquaresPlusIcon className={ICON_CLASSNAME} />
Advanced
</>
),
fields: [
{
type: SettingInputType.CUSTOM,
key: 'custom', // dummy key, won't be used
component: () => {
const debugImportDemoConv = async () => {
const res = await fetch('/demo-conversation.json');
const demoConv = await res.json();
StorageUtils.remove(demoConv.id);
for (const msg of demoConv.messages) {
StorageUtils.appendMsg(demoConv.id, msg);
}
};
return (
<button className="btn" onClick={debugImportDemoConv}>
(debug) Import demo conversation
</button>
);
},
},
{
type: SettingInputType.CHECKBOX,
label: 'Show tokens per second',
key: 'showTokensPerSecond',
},
{
type: SettingInputType.LONG_INPUT,
label: (
<>
Custom JSON config (For more info, refer to{' '}
<OpenInNewTab href="https://github.com/ggerganov/llama.cpp/blob/master/tools/server/README.md">
server documentation
</OpenInNewTab>
)
</>
),
key: 'custom',
},
],
},
{
title: (
<>
<BeakerIcon className={ICON_CLASSNAME} />
Experimental
</>
),
fields: [
{
type: SettingInputType.CUSTOM,
key: 'custom', // dummy key, won't be used
component: () => (
<>
<p className="mb-8">
Experimental features are not guaranteed to work correctly.
<br />
<br />
If you encounter any problems, create a{' '}
<OpenInNewTab href="https://github.com/ggerganov/llama.cpp/issues/new?template=019-bug-misc.yml">
Bug (misc.)
</OpenInNewTab>{' '}
report on Github. Please also specify <b>webui/experimental</b> on
the report title and include screenshots.
<br />
<br />
Some features may require packages downloaded from CDN, so they
need internet connection.
</p>
</>
),
},
{
type: SettingInputType.CHECKBOX,
label: (
<>
<b>Enable Python interpreter</b>
<br />
<small className="text-xs">
This feature uses{' '}
<OpenInNewTab href="https://pyodide.org">pyodide</OpenInNewTab>,
downloaded from CDN. To use this feature, ask the LLM to generate
Python code inside a Markdown code block. You will see a "Run"
button on the code block, near the "Copy" button.
</small>
</>
),
key: 'pyIntepreterEnabled',
},
],
},
];
export default function SettingDialog({
show,
onClose,
}: {
show: boolean;
onClose: () => void;
}) {
const { config, saveConfig } = useAppContext();
const [sectionIdx, setSectionIdx] = useState(0);
// clone the config object to prevent direct mutation
const [localConfig, setLocalConfig] = useState<typeof CONFIG_DEFAULT>(
JSON.parse(JSON.stringify(config))
);
const resetConfig = () => {
if (window.confirm('Are you sure you want to reset all settings?')) {
setLocalConfig(CONFIG_DEFAULT);
}
};
const handleSave = () => {
// copy the local config to prevent direct mutation
const newConfig: typeof CONFIG_DEFAULT = JSON.parse(
JSON.stringify(localConfig)
);
// validate the config
for (const key in newConfig) {
const value = newConfig[key as SettKey];
const mustBeBoolean = isBoolean(CONFIG_DEFAULT[key as SettKey]);
const mustBeString = isString(CONFIG_DEFAULT[key as SettKey]);
const mustBeNumeric = isNumeric(CONFIG_DEFAULT[key as SettKey]);
if (mustBeString) {
if (!isString(value)) {
alert(`Value for ${key} must be string`);
return;
}
} else if (mustBeNumeric) {
const trimmedValue = value.toString().trim();
const numVal = Number(trimmedValue);
if (isNaN(numVal) || !isNumeric(numVal) || trimmedValue.length === 0) {
alert(`Value for ${key} must be numeric`);
return;
}
// force conversion to number
// @ts-expect-error this is safe
newConfig[key] = numVal;
} else if (mustBeBoolean) {
if (!isBoolean(value)) {
alert(`Value for ${key} must be boolean`);
return;
}
} else {
console.error(`Unknown default type for key ${key}`);
}
}
if (isDev) console.log('Saving config', newConfig);
saveConfig(newConfig);
onClose();
};
const onChange = (key: SettKey) => (value: string | boolean) => {
// note: we do not perform validation here, because we may get incomplete value as user is still typing it
setLocalConfig({ ...localConfig, [key]: value });
};
return (
<dialog className={classNames({ modal: true, 'modal-open': show })}>
<div className="modal-box w-11/12 max-w-3xl">
<h3 className="text-lg font-bold mb-6">Settings</h3>
<div className="flex flex-col md:flex-row h-[calc(90vh-12rem)]">
{/* Left panel, showing sections - Desktop version */}
<div className="hidden md:flex flex-col items-stretch pr-4 mr-4 border-r-2 border-base-200">
{SETTING_SECTIONS.map((section, idx) => (
<div
key={idx}
className={classNames({
'btn btn-ghost justify-start font-normal w-44 mb-1': true,
'btn-active': sectionIdx === idx,
})}
onClick={() => setSectionIdx(idx)}
dir="auto"
>
{section.title}
</div>
))}
</div>
{/* Left panel, showing sections - Mobile version */}
<div className="md:hidden flex flex-row gap-2 mb-4">
<details className="dropdown">
<summary className="btn bt-sm w-full m-1">
{SETTING_SECTIONS[sectionIdx].title}
</summary>
<ul className="menu dropdown-content bg-base-100 rounded-box z-[1] w-52 p-2 shadow">
{SETTING_SECTIONS.map((section, idx) => (
<div
key={idx}
className={classNames({
'btn btn-ghost justify-start font-normal': true,
'btn-active': sectionIdx === idx,
})}
onClick={() => setSectionIdx(idx)}
dir="auto"
>
{section.title}
</div>
))}
</ul>
</details>
</div>
{/* Right panel, showing setting fields */}
<div className="grow overflow-y-auto px-4">
{SETTING_SECTIONS[sectionIdx].fields.map((field, idx) => {
const key = `${sectionIdx}-${idx}`;
if (field.type === SettingInputType.SHORT_INPUT) {
return (
<SettingsModalShortInput
key={key}
configKey={field.key}
value={localConfig[field.key]}
onChange={onChange(field.key)}
label={field.label as string}
/>
);
} else if (field.type === SettingInputType.LONG_INPUT) {
return (
<SettingsModalLongInput
key={key}
configKey={field.key}
value={localConfig[field.key].toString()}
onChange={onChange(field.key)}
label={field.label as string}
/>
);
} else if (field.type === SettingInputType.CHECKBOX) {
return (
<SettingsModalCheckbox
key={key}
configKey={field.key}
value={!!localConfig[field.key]}
onChange={onChange(field.key)}
label={field.label as string}
/>
);
} else if (field.type === SettingInputType.CUSTOM) {
return (
<div key={key} className="mb-2">
{typeof field.component === 'string'
? field.component
: field.component({
value: localConfig[field.key],
onChange: onChange(field.key),
})}
</div>
);
}
})}
<p className="opacity-40 mb-6 text-sm mt-8">
Settings are saved in browser's localStorage
</p>
</div>
</div>
<div className="modal-action">
<button className="btn" onClick={resetConfig}>
Reset to default
</button>
<button className="btn" onClick={onClose}>
Close
</button>
<button className="btn btn-primary" onClick={handleSave}>
Save
</button>
</div>
</div>
</dialog>
);
}
function SettingsModalLongInput({
configKey,
value,
onChange,
label,
}: {
configKey: SettKey;
value: string;
onChange: (value: string) => void;
label?: string;
}) {
return (
<label className="form-control mb-2">
<div className="label inline">{label || configKey}</div>
<textarea
className="textarea textarea-bordered h-24"
placeholder={`Default: ${CONFIG_DEFAULT[configKey] || 'none'}`}
value={value}
onChange={(e) => onChange(e.target.value)}
/>
</label>
);
}
function SettingsModalShortInput({
configKey,
value,
onChange,
label,
}: {
configKey: SettKey;
// eslint-disable-next-line @typescript-eslint/no-explicit-any
value: any;
onChange: (value: string) => void;
label?: string;
}) {
const helpMsg = CONFIG_INFO[configKey];
return (
<>
{/* on mobile, we simply show the help message here */}
{helpMsg && (
<div className="block md:hidden mb-1">
<b>{label || configKey}</b>
<br />
<p className="text-xs">{helpMsg}</p>
</div>
)}
<label className="input input-bordered join-item grow flex items-center gap-2 mb-2">
<div className="dropdown dropdown-hover">
<div tabIndex={0} role="button" className="font-bold hidden md:block">
{label || configKey}
</div>
{helpMsg && (
<div className="dropdown-content menu bg-base-100 rounded-box z-10 w-64 p-2 shadow mt-4">
{helpMsg}
</div>
)}
</div>
<input
type="text"
className="grow"
placeholder={`Default: ${CONFIG_DEFAULT[configKey] || 'none'}`}
value={value}
onChange={(e) => onChange(e.target.value)}
/>
</label>
</>
);
}
function SettingsModalCheckbox({
configKey,
value,
onChange,
label,
}: {
configKey: SettKey;
value: boolean;
onChange: (value: boolean) => void;
label: string;
}) {
return (
<div className="flex flex-row items-center mb-2">
<input
type="checkbox"
className="toggle"
checked={value}
onChange={(e) => onChange(e.target.checked)}
/>
<span className="ml-4">{label || configKey}</span>
</div>
);
}

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import { useEffect, useState } from 'react';
import { classNames } from '../utils/misc';
import { Conversation } from '../utils/types';
import StorageUtils from '../utils/storage';
import { useNavigate, useParams } from 'react-router';
export default function Sidebar() {
const params = useParams();
const navigate = useNavigate();
const [conversations, setConversations] = useState<Conversation[]>([]);
const [currConv, setCurrConv] = useState<Conversation | null>(null);
useEffect(() => {
StorageUtils.getOneConversation(params.convId ?? '').then(setCurrConv);
}, [params.convId]);
useEffect(() => {
const handleConversationChange = async () => {
setConversations(await StorageUtils.getAllConversations());
};
StorageUtils.onConversationChanged(handleConversationChange);
handleConversationChange();
return () => {
StorageUtils.offConversationChanged(handleConversationChange);
};
}, []);
return (
<>
<input
id="toggle-drawer"
type="checkbox"
className="drawer-toggle"
defaultChecked
/>
<div className="drawer-side h-screen lg:h-screen z-50 lg:max-w-64">
<label
htmlFor="toggle-drawer"
aria-label="close sidebar"
className="drawer-overlay"
></label>
<div className="flex flex-col bg-base-200 min-h-full max-w-64 py-4 px-4">
<div className="flex flex-row items-center justify-between mb-4 mt-4">
<h2 className="font-bold ml-4">Conversations</h2>
{/* close sidebar button */}
<label htmlFor="toggle-drawer" className="btn btn-ghost lg:hidden">
<svg
xmlns="http://www.w3.org/2000/svg"
width="16"
height="16"
fill="currentColor"
className="bi bi-arrow-bar-left"
viewBox="0 0 16 16"
>
<path
fillRule="evenodd"
d="M12.5 15a.5.5 0 0 1-.5-.5v-13a.5.5 0 0 1 1 0v13a.5.5 0 0 1-.5.5M10 8a.5.5 0 0 1-.5.5H3.707l2.147 2.146a.5.5 0 0 1-.708.708l-3-3a.5.5 0 0 1 0-.708l3-3a.5.5 0 1 1 .708.708L3.707 7.5H9.5a.5.5 0 0 1 .5.5"
/>
</svg>
</label>
</div>
{/* list of conversations */}
<div
className={classNames({
'btn btn-ghost justify-start': true,
'btn-active': !currConv,
})}
onClick={() => navigate('/')}
>
+ New conversation
</div>
{conversations.map((conv) => (
<div
key={conv.id}
className={classNames({
'btn btn-ghost justify-start font-normal': true,
'btn-active': conv.id === currConv?.id,
})}
onClick={() => navigate(`/chat/${conv.id}`)}
dir="auto"
>
<span className="truncate">{conv.name}</span>
</div>
))}
<div className="text-center text-xs opacity-40 mt-auto mx-4">
Conversations are saved to browser's IndexedDB
</div>
</div>
</div>
</>
);
}

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import { useEffect, useRef, useState, useCallback } from 'react';
// Media Query for detecting "large" screens (matching Tailwind's lg: breakpoint)
const LARGE_SCREEN_MQ = '(min-width: 1024px)';
// Calculates and sets the textarea height based on its scrollHeight
const adjustTextareaHeight = (textarea: HTMLTextAreaElement | null) => {
if (!textarea) return;
// Only perform auto-sizing on large screens
if (!window.matchMedia(LARGE_SCREEN_MQ).matches) {
// On small screens, reset inline height and max-height styles.
// This allows CSS (e.g., `rows` attribute or classes) to control the height,
// and enables manual resizing if `resize-vertical` is set.
textarea.style.height = ''; // Use 'auto' or '' to reset
textarea.style.maxHeight = '';
return; // Do not adjust height programmatically on small screens
}
const computedStyle = window.getComputedStyle(textarea);
// Get the max-height specified by CSS (e.g., from `lg:max-h-48`)
const currentMaxHeight = computedStyle.maxHeight;
// Temporarily remove max-height to allow scrollHeight to be calculated correctly
textarea.style.maxHeight = 'none';
// Reset height to 'auto' to measure the actual scrollHeight needed
textarea.style.height = 'auto';
// Set the height to the calculated scrollHeight
textarea.style.height = `${textarea.scrollHeight}px`;
// Re-apply the original max-height from CSS to enforce the limit
textarea.style.maxHeight = currentMaxHeight;
};
// Interface describing the API returned by the hook
export interface ChatTextareaApi {
value: () => string;
setValue: (value: string) => void;
focus: () => void;
ref: React.RefObject<HTMLTextAreaElement>;
onInput: (event: React.FormEvent<HTMLTextAreaElement>) => void; // Input handler
}
// This is a workaround to prevent the textarea from re-rendering when the inner content changes
// See https://github.com/ggml-org/llama.cpp/pull/12299
// combined now with auto-sizing logic.
export function useChatTextarea(initValue: string): ChatTextareaApi {
const [savedInitValue, setSavedInitValue] = useState<string>(initValue);
const textareaRef = useRef<HTMLTextAreaElement>(null);
// Effect to set initial value and height on mount or when initValue changes
useEffect(() => {
const textarea = textareaRef.current;
if (textarea) {
if (typeof savedInitValue === 'string' && savedInitValue.length > 0) {
textarea.value = savedInitValue;
// Call adjustTextareaHeight - it will check screen size internally
setTimeout(() => adjustTextareaHeight(textarea), 0);
setSavedInitValue(''); // Reset after applying
} else {
// Adjust height even if there's no initial value (for initial render)
setTimeout(() => adjustTextareaHeight(textarea), 0);
}
}
}, [textareaRef, savedInitValue]); // Depend on ref and savedInitValue
const handleInput = useCallback(
(event: React.FormEvent<HTMLTextAreaElement>) => {
// Call adjustTextareaHeight on every input - it will decide whether to act
adjustTextareaHeight(event.currentTarget);
},
[]
);
return {
// Method to get the current value directly from the textarea
value: () => {
return textareaRef.current?.value ?? '';
},
// Method to programmatically set the value and trigger height adjustment
setValue: (value: string) => {
const textarea = textareaRef.current;
if (textarea) {
textarea.value = value;
// Call adjustTextareaHeight - it will check screen size internally
setTimeout(() => adjustTextareaHeight(textarea), 0);
}
},
focus: () => {
if (textareaRef.current) {
textareaRef.current.focus();
}
},
ref: textareaRef,
onInput: handleInput,
};
}