Files
Dorod-Sky/skyvern-frontend/src/api/sse.ts
2026-01-12 16:12:29 -07:00

88 lines
2.4 KiB
TypeScript

import { fetchEventSource } from "@microsoft/fetch-event-source";
import type { CredentialGetter } from "@/api/AxiosClient";
import { getRuntimeApiKey, runsApiBaseUrl } from "@/util/env";
export type SseJsonPayload = Record<string, unknown>;
type SseClient = {
post: <T extends SseJsonPayload>(path: string, body: unknown) => Promise<T>;
};
export async function fetchJsonSse<T extends SseJsonPayload>(
input: RequestInfo | URL,
init: RequestInit,
): Promise<T> {
const controller = new AbortController();
try {
const parsedPayload = await new Promise<T>((resolve, reject) => {
fetchEventSource(input instanceof URL ? input.toString() : input, {
method: init.method,
headers: init.headers as Record<string, string>,
body: init.body,
signal: controller.signal,
onmessage: (event) => {
if (!event.data || !event.data.trim()) {
return;
}
try {
const payload = JSON.parse(event.data) as T;
resolve(payload);
} catch (error) {
reject(error);
}
},
onerror: (error) => {
reject(error);
},
onopen: async (response) => {
if (!response.ok) {
const errorText = await response.text();
reject(new Error(errorText || "Failed to send request."));
}
},
}).catch(reject);
});
return parsedPayload;
} finally {
controller.abort();
}
}
export async function getSseClient(
credentialGetter: CredentialGetter | null,
): Promise<SseClient> {
const requestHeaders: Record<string, string> = {
Accept: "text/event-stream",
"Content-Type": "application/json",
"x-user-agent": "skyvern-ui",
};
let authToken: string | null = null;
if (credentialGetter) {
authToken = await credentialGetter();
}
if (authToken) {
requestHeaders.Authorization = `Bearer ${authToken}`;
} else {
const apiKey = getRuntimeApiKey();
if (apiKey) {
requestHeaders["X-API-Key"] = apiKey;
}
}
return {
post: <T extends SseJsonPayload>(path: string, body: unknown) => {
return fetchJsonSse<T>(
`${runsApiBaseUrl.replace(/\/$/, "")}/${path.replace(/^\//, "")}`,
{
method: "POST",
headers: requestHeaders,
body: JSON.stringify(body),
},
);
},
};
}