cal.pub0.org/lib/webhooks/sendPayload.tsx

64 lines
1.4 KiB
TypeScript

import { compile } from "handlebars";
import { CalendarEvent } from "@lib/calendarClient";
type ContentType = "application/json" | "application/x-www-form-urlencoded";
function applyTemplate(template: string, data: Omit<CalendarEvent, "language">, contentType: ContentType) {
const compiled = compile(template)(data);
if (contentType === "application/json") {
return jsonParse(compiled);
}
return compiled;
}
function jsonParse(jsonString: string) {
try {
return JSON.parse(jsonString);
} catch (e) {
// don't do anything.
}
return false;
}
const sendPayload = async (
triggerEvent: string,
createdAt: string,
subscriberUrl: string,
data: Omit<CalendarEvent, "language">,
template?: string | null
) => {
if (!subscriberUrl || !data) {
throw new Error("Missing required elements to send webhook payload.");
}
const contentType =
!template || jsonParse(template) ? "application/json" : "application/x-www-form-urlencoded";
const body = template
? applyTemplate(template, data, contentType)
: JSON.stringify({
triggerEvent: triggerEvent,
createdAt: createdAt,
payload: data,
});
const response = await fetch(subscriberUrl, {
method: "POST",
headers: {
"Content-Type": contentType,
},
body,
});
const text = await response.text();
return {
ok: response.ok,
status: response.status,
message: text,
};
};
export default sendPayload;