Port some ComfyUI features
This commit is contained in:
space-nuko
462
src/lib/api.ts
462
src/lib/api.ts
@@ -21,24 +21,24 @@ export default class ComfyAPI extends EventTarget {
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}
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override addEventListener(type: string, callback: EventListenerOrEventListenerObject | null, options?: AddEventListenerOptions | boolean) {
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super.addEventListener(type, callback, options);
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this.registered.add(type);
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}
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super.addEventListener(type, callback, options);
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this.registered.add(type);
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}
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/**
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* Poll status for colab and other things that don't support websockets.
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*/
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private pollQueue() {
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setInterval(async () => {
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try {
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const resp = await fetch(this.getBackendUrl() + "/prompt");
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const status = await resp.json();
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this.dispatchEvent(new CustomEvent("status", { detail: status }));
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} catch (error) {
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this.dispatchEvent(new CustomEvent("status", { detail: null }));
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}
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}, 1000);
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}
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/**
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* Poll status for colab and other things that don't support websockets.
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*/
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private pollQueue() {
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setInterval(async () => {
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try {
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const resp = await fetch(this.getBackendUrl() + "/prompt");
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const status = await resp.json();
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this.dispatchEvent(new CustomEvent("status", { detail: status }));
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} catch (error) {
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this.dispatchEvent(new CustomEvent("status", { detail: null }));
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}
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}, 1000);
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}
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private getBackendUrl(): string {
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const hostname = this.hostname || location.hostname;
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@@ -48,243 +48,243 @@ export default class ComfyAPI extends EventTarget {
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return `${window.location.protocol}//${hostname}:${port}`
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}
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/**
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* Creates and connects a WebSocket for realtime updates
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* @param {boolean} isReconnect If the socket is connection is a reconnect attempt
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*/
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private createSocket(isReconnect: boolean = false) {
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if (this.socket) {
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return;
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}
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/**
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* Creates and connects a WebSocket for realtime updates
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* @param {boolean} isReconnect If the socket is connection is a reconnect attempt
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*/
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private createSocket(isReconnect: boolean = false) {
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if (this.socket) {
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return;
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}
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let opened = false;
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let existingSession = sessionStorage["Comfy.SessionId"] || "";
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if (existingSession) {
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existingSession = "/" + existingSession;
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}
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let opened = false;
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let existingSession = sessionStorage["Comfy.SessionId"] || "";
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if (existingSession) {
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existingSession = "/" + existingSession;
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}
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const hostname = this.hostname || location.host;
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const hostname = this.hostname || location.hostname;
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const port = this.port || location.port;
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this.socket = new WebSocket(
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`ws${window.location.protocol === "https:" ? "s" : ""}://${hostname}:${port}/ws${existingSession}`
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);
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this.socket = new WebSocket(
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`ws${window.location.protocol === "https:" ? "s" : ""}://${hostname}:${port}/ws?clientId=${existingSession}`
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);
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this.socket.addEventListener("open", () => {
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opened = true;
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if (isReconnect) {
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this.dispatchEvent(new CustomEvent("reconnected"));
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}
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});
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this.socket.addEventListener("open", () => {
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opened = true;
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if (isReconnect) {
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this.dispatchEvent(new CustomEvent("reconnected"));
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}
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});
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this.socket.addEventListener("error", () => {
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if (this.socket) this.socket.close();
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if (!isReconnect && !opened) {
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this.pollQueue();
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}
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});
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this.socket.addEventListener("error", () => {
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if (this.socket) this.socket.close();
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if (!isReconnect && !opened) {
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this.pollQueue();
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}
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});
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this.socket.addEventListener("close", () => {
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setTimeout(() => {
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this.socket = null;
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this.createSocket(true);
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}, 300);
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if (opened) {
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this.dispatchEvent(new CustomEvent("status", { detail: null }));
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this.dispatchEvent(new CustomEvent("reconnecting"));
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}
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});
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this.socket.addEventListener("close", () => {
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setTimeout(() => {
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this.socket = null;
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this.createSocket(true);
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}, 300);
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if (opened) {
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this.dispatchEvent(new CustomEvent("status", { detail: null }));
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this.dispatchEvent(new CustomEvent("reconnecting"));
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}
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});
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this.socket.addEventListener("message", (event) => {
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try {
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const msg = JSON.parse(event.data);
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switch (msg.type) {
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case "status":
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if (msg.data.sid) {
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this.clientId = msg.data.sid;
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sessionStorage["Comfy.SessionId"] = this.clientId;
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}
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this.dispatchEvent(new CustomEvent("status", { detail: msg.data.status }));
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break;
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case "progress":
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this.dispatchEvent(new CustomEvent("progress", { detail: msg.data }));
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break;
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case "executing":
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this.dispatchEvent(new CustomEvent("executing", { detail: msg.data.node }));
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break;
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case "executed":
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this.dispatchEvent(new CustomEvent("executed", { detail: msg.data }));
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break;
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default:
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if (this.registered.has(msg.type)) {
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this.dispatchEvent(new CustomEvent(msg.type, { detail: msg.data }));
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} else {
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throw new Error("Unknown message type");
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}
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}
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} catch (error) {
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console.warn("Unhandled message:", event.data);
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}
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});
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}
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this.socket.addEventListener("message", (event) => {
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try {
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const msg = JSON.parse(event.data);
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switch (msg.type) {
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case "status":
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if (msg.data.sid) {
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this.clientId = msg.data.sid;
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sessionStorage["Comfy.SessionId"] = this.clientId;
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}
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this.dispatchEvent(new CustomEvent("status", { detail: msg.data.status }));
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break;
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case "progress":
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this.dispatchEvent(new CustomEvent("progress", { detail: msg.data }));
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break;
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case "executing":
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this.dispatchEvent(new CustomEvent("executing", { detail: msg.data.node }));
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break;
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case "executed":
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this.dispatchEvent(new CustomEvent("executed", { detail: msg.data }));
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break;
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default:
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if (this.registered.has(msg.type)) {
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this.dispatchEvent(new CustomEvent(msg.type, { detail: msg.data }));
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} else {
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throw new Error("Unknown message type");
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}
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}
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} catch (error) {
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console.warn("Unhandled message:", event.data);
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}
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});
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}
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/**
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* Initialises sockets and realtime updates
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*/
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init() {
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this.createSocket();
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}
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/**
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* Initialises sockets and realtime updates
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*/
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init() {
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this.createSocket();
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}
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/**
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* Gets a list of extension urls
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* @returns An array of script urls to import
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*/
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async getExtensions() {
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const resp = await fetch(this.getBackendUrl() + `/extensions`, { cache: "no-store" });
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return await resp.json();
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}
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/**
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* Gets a list of extension urls
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* @returns An array of script urls to import
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*/
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async getExtensions() {
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const resp = await fetch(this.getBackendUrl() + `/extensions`, { cache: "no-store" });
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return await resp.json();
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}
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/**
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* Gets a list of embedding names
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* @returns An array of script urls to import
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*/
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async getEmbeddings() {
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const resp = await fetch(this.getBackendUrl() + "/embeddings", { cache: "no-store" });
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return await resp.json();
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}
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/**
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* Gets a list of embedding names
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* @returns An array of script urls to import
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*/
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async getEmbeddings() {
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const resp = await fetch(this.getBackendUrl() + "/embeddings", { cache: "no-store" });
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return await resp.json();
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}
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/**
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* Loads node object definitions for the graph
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* @returns The node definitions
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*/
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async getNodeDefs() {
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const resp = await fetch(this.getBackendUrl() + "/object_info", { cache: "no-store" });
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return await resp.json();
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}
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/**
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* Loads node object definitions for the graph
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* @returns The node definitions
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*/
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async getNodeDefs() {
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const resp = await fetch(this.getBackendUrl() + "/object_info", { cache: "no-store" });
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return await resp.json();
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}
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/**
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*
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* @param {number} number The index at which to queue the prompt, passing -1 will insert the prompt at the front of the queue
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* @param {object} prompt The prompt data to queue
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*/
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async queuePrompt(number: number, { output, workflow }) {
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const body: PromptRequestBody = {
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client_id: this.clientId,
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prompt: output,
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extra_data: { extra_pnginfo: { workflow } },
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/**
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*
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* @param {number} number The index at which to queue the prompt, passing -1 will insert the prompt at the front of the queue
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* @param {object} prompt The prompt data to queue
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*/
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async queuePrompt(number: number, { output, workflow }) {
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const body: PromptRequestBody = {
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client_id: this.clientId,
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prompt: output,
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extra_data: { extra_pnginfo: { workflow } },
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front: false,
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number: null
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};
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};
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if (number === -1) {
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body.front = true;
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} else if (number != 0) {
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body.number = number;
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}
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if (number === -1) {
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body.front = true;
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} else if (number != 0) {
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body.number = number;
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}
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const res = await fetch(this.getBackendUrl() + "/prompt", {
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method: "POST",
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headers: {
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"Content-Type": "application/json",
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},
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body: JSON.stringify(body),
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});
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const res = await fetch(this.getBackendUrl() + "/prompt", {
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method: "POST",
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headers: {
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"Content-Type": "application/json",
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},
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body: JSON.stringify(body),
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});
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if (res.status !== 200) {
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throw {
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response: await res.text(),
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};
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}
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}
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if (res.status !== 200) {
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throw {
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response: await res.text(),
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};
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}
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}
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/**
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* Loads a list of items (queue or history)
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* @param {string} type The type of items to load, queue or history
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* @returns The items of the specified type grouped by their status
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*/
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async getItems(type: QueueItemType) {
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if (type === "queue") {
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return this.getQueue();
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}
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return this.getHistory();
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}
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/**
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* Loads a list of items (queue or history)
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* @param {string} type The type of items to load, queue or history
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* @returns The items of the specified type grouped by their status
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*/
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async getItems(type: QueueItemType) {
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if (type === "queue") {
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return this.getQueue();
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}
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return this.getHistory();
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}
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/**
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* Gets the current state of the queue
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* @returns The currently running and queued items
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*/
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async getQueue() {
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try {
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const res = await fetch(this.getBackendUrl() + "/queue");
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const data = await res.json();
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return {
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// Running action uses a different endpoint for cancelling
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Running: data.queue_running.map((prompt) => ({
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prompt,
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remove: { name: "Cancel", cb: () => this.interrupt() },
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})),
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Pending: data.queue_pending.map((prompt) => ({ prompt })),
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};
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} catch (error) {
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console.error(error);
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return { Running: [], Pending: [] };
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}
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}
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/**
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* Gets the current state of the queue
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* @returns The currently running and queued items
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*/
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async getQueue() {
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try {
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const res = await fetch(this.getBackendUrl() + "/queue");
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const data = await res.json();
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return {
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// Running action uses a different endpoint for cancelling
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Running: data.queue_running.map((prompt) => ({
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prompt,
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remove: { name: "Cancel", cb: () => this.interrupt() },
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})),
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Pending: data.queue_pending.map((prompt) => ({ prompt })),
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};
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} catch (error) {
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console.error(error);
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return { Running: [], Pending: [] };
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}
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}
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/**
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* Gets the prompt execution history
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* @returns Prompt history including node outputs
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*/
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async getHistory() {
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try {
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const res = await fetch(this.getBackendUrl() + "/history");
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return { History: Object.values(await res.json()) };
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} catch (error) {
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console.error(error);
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return { History: [] };
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}
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}
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/**
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* Gets the prompt execution history
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* @returns Prompt history including node outputs
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*/
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async getHistory() {
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try {
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const res = await fetch(this.getBackendUrl() + "/history");
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return { History: Object.values(await res.json()) };
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} catch (error) {
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console.error(error);
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return { History: [] };
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}
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}
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/**
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* Sends a POST request to the API
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* @param {*} type The endpoint to post to
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* @param {*} body Optional POST data
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*/
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private async postItem(type: string, body: any) {
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try {
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await fetch("/" + type, {
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method: "POST",
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headers: {
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"Content-Type": "application/json",
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},
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body: body ? JSON.stringify(body) : undefined,
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});
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} catch (error) {
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console.error(error);
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}
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}
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/**
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* Sends a POST request to the API
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* @param {*} type The endpoint to post to
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* @param {*} body Optional POST data
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*/
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private async postItem(type: string, body: any) {
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try {
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await fetch("/" + type, {
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method: "POST",
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headers: {
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"Content-Type": "application/json",
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},
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body: body ? JSON.stringify(body) : undefined,
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});
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} catch (error) {
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console.error(error);
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}
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}
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/**
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* Deletes an item from the specified list
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* @param {string} type The type of item to delete, queue or history
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* @param {number} id The id of the item to delete
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*/
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async deleteItem(type: string, id: number) {
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await this.postItem(type, { delete: [id] });
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}
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/**
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* Deletes an item from the specified list
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* @param {string} type The type of item to delete, queue or history
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* @param {number} id The id of the item to delete
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*/
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async deleteItem(type: string, id: number) {
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await this.postItem(type, { delete: [id] });
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}
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/**
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* Clears the specified list
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* @param {string} type The type of list to clear, queue or history
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*/
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async clearItems(type: string) {
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await this.postItem(type, { clear: true });
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}
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/**
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* Clears the specified list
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* @param {string} type The type of list to clear, queue or history
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*/
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async clearItems(type: string) {
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await this.postItem(type, { clear: true });
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}
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/**
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* Interrupts the execution of the running prompt
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*/
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async interrupt() {
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await this.postItem("interrupt", null);
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}
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/**
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* Interrupts the execution of the running prompt
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*/
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async interrupt() {
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await this.postItem("interrupt", null);
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}
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}
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