Files
2026-07-13 13:39:12 +08:00

110 lines
2.7 KiB
TypeScript

import { BaseExecutor } from "./base.ts";
import { sleep } from "../utils/sleep.ts";
import {
isJsonObject,
normalizeKieTaskState,
type JsonObject,
type KieTaskState,
} from "../utils/kieTask.ts";
export type { KieTaskState } from "../utils/kieTask.ts";
type KieTaskInput = {
baseUrl: string;
token: string;
payload: unknown;
endpoint?: string;
};
type KiePollInput = {
statusUrl: string;
taskId: string;
token: string;
timeoutMs: number;
pollIntervalMs: number;
};
export type KieTaskRecord = {
data: JsonObject;
state: KieTaskState;
};
function normalizeBaseUrl(baseUrl: string): string {
return baseUrl.replace(/\/$/, "");
}
export class KieExecutor extends BaseExecutor {
constructor() {
super("kie", { baseUrl: "https://api.kie.ai" });
}
getTaskCreateUrl(baseUrl: string, endpoint = "/api/v1/jobs/createTask"): string {
return `${normalizeBaseUrl(baseUrl)}${endpoint}`;
}
getTaskStatusUrl(baseUrl: string): string {
return `${normalizeBaseUrl(baseUrl)}/api/v1/jobs/recordInfo`;
}
async createTask({ baseUrl, token, payload, endpoint }: KieTaskInput): Promise<JsonObject> {
const res = await fetch(this.getTaskCreateUrl(baseUrl, endpoint), {
method: "POST",
headers: {
Authorization: `Bearer ${token}`,
"Content-Type": "application/json",
},
body: JSON.stringify(payload),
});
if (!res.ok) {
const error = await res.text();
throw Object.assign(new Error(error || `Kie createTask failed with status ${res.status}`), {
status: res.status,
});
}
const data = (await res.json()) as unknown;
return isJsonObject(data) ? data : {};
}
async pollTask({
statusUrl,
taskId,
token,
timeoutMs,
pollIntervalMs,
}: KiePollInput): Promise<KieTaskRecord> {
const deadline = Date.now() + timeoutMs;
while (Date.now() < deadline) {
const pollUrl = new URL(statusUrl);
pollUrl.searchParams.set("taskId", String(taskId));
const res = await fetch(pollUrl.toString(), {
method: "GET",
headers: { Authorization: `Bearer ${token}` },
});
if (!res.ok) {
const error = await res.text();
throw Object.assign(new Error(error || `Kie poll failed with status ${res.status}`), {
status: res.status,
});
}
const data = (await res.json()) as unknown;
const recordData = isJsonObject(data) ? data : {};
const state = normalizeKieTaskState(recordData);
if (state !== "pending") {
return { data: recordData, state };
}
await sleep(pollIntervalMs);
}
throw Object.assign(new Error("Kie task timed out"), { status: 504 });
}
}
export const kieExecutor = new KieExecutor();