server : (webui) introduce conversation branching + idb storage (#11792)

* server : (webui) introduce conversation branching + idb storage

* mark old conv as "migrated" instead deleting them

* improve migration

* add more comments

* more clarification
This commit is contained in:
Xuan-Son Nguyen 2025-02-10 21:23:17 +01:00 committed by GitHub
parent 19b392d58d
commit 507f9174fe
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11 changed files with 634 additions and 233 deletions

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@ -4,7 +4,6 @@ import { APIMessage, Message } from './types';
// ponyfill for missing ReadableStream asyncIterator on Safari
import { asyncIterator } from '@sec-ant/readable-stream/ponyfill/asyncIterator';
import { isDev } from '../Config';
// eslint-disable-next-line @typescript-eslint/no-explicit-any
export const isString = (x: any) => !!x.toLowerCase;
@ -23,7 +22,7 @@ export async function* getSSEStreamAsync(fetchResponse: Response) {
.pipeThrough(new TextLineStream());
// @ts-expect-error asyncIterator complains about type, but it should work
for await (const line of asyncIterator(lines)) {
if (isDev) console.log({ line });
//if (isDev) console.log({ line });
if (line.startsWith('data:') && !line.endsWith('[DONE]')) {
const data = JSON.parse(line.slice(5));
yield data;
@ -55,7 +54,7 @@ export const copyStr = (textToCopy: string) => {
/**
* filter out redundant fields upon sending to API
*/
export function normalizeMsgsForAPI(messages: Message[]) {
export function normalizeMsgsForAPI(messages: Readonly<Message[]>) {
return messages.map((msg) => {
return {
role: msg.role,
@ -88,3 +87,23 @@ export function classNames(classes: Record<string, boolean>): string {
export const delay = (ms: number) =>
new Promise((resolve) => setTimeout(resolve, ms));
export const throttle = <T extends unknown[]>(
callback: (...args: T) => void,
delay: number
) => {
let isWaiting = false;
return (...args: T) => {
if (isWaiting) {
return;
}
callback(...args);
isWaiting = true;
setTimeout(() => {
isWaiting = false;
}, delay);
};
};