126 lines
2.6 KiB
TypeScript

import { createStore } from "solid-js/store";
import {
type InferOutput,
literal,
pipe,
safeParse,
strictObject,
string,
union,
uuid,
} from "valibot";
import { base } from "../network";
import { createContext, createEffect, onCleanup } from "solid-js";
import { useSearchImageContext } from "../contexts/SearchImageContext";
const processingImagesValidator = strictObject({
ImageID: pipe(string(), uuid()),
ImageName: string(),
Status: union([
literal("not-started"),
literal("in-progress"),
literal("complete"),
]),
});
type NotificationState = {
ProcessingImages: Record<
string,
InferOutput<typeof processingImagesValidator> | undefined
>;
};
export const Notifications = (onCompleteImage: () => void) => {
const [state, setState] = createStore<NotificationState>({
ProcessingImages: {},
});
const { processingImages } = useSearchImageContext();
const access = localStorage.getItem("access");
if (access == null) {
throw new Error("Access token not defined");
}
const dataEventListener = (e: MessageEvent<unknown>) => {
if (typeof e.data !== "string") {
console.error("Error type is not string");
return;
}
let jsonData: object = {};
try {
jsonData = JSON.parse(e.data);
} catch (e) {
console.error(e);
return;
}
const processingImage = safeParse(processingImagesValidator, jsonData);
if (!processingImage.success) {
console.error("Processing image could not be parsed.", e.data);
return;
}
console.log("SSE: ", processingImage);
const { ImageID, Status } = processingImage.output;
if (Status === "complete") {
setState("ProcessingImages", ImageID, undefined);
onCompleteImage();
} else {
setState("ProcessingImages", ImageID, processingImage.output);
}
};
const upsertImageProcessing = (
images: NotificationState["ProcessingImages"],
) => {
setState("ProcessingImages", (currentImages) => ({
...currentImages,
...images,
}));
};
createEffect(() => {
const images = processingImages();
if (images == null) {
return;
}
upsertImageProcessing(
Object.fromEntries(
images.map((i) => [
i.ImageID,
{
ImageID: i.ImageID,
ImageName: i.Image.ImageName,
Status: i.Status,
},
]),
),
);
});
const events = new EventSource(`${base}/notifications?token=${access}`);
events.addEventListener("data", dataEventListener);
events.onerror = (e) => {
console.error(e);
};
onCleanup(() => {
events.removeEventListener("data", dataEventListener);
events.close();
});
return {
state,
};
};
export const NotificationsContext =
createContext<ReturnType<typeof Notifications>>();