69 lines
2 KiB
TypeScript
69 lines
2 KiB
TypeScript
import { apiRequest } from "$api";
|
|
import ApiError, { ErrorCode } from "$api/error";
|
|
import type { AddAccountResponse, CallbackResponse } from "$api/models";
|
|
import { setToken } from "$lib";
|
|
import log from "$lib/log";
|
|
import { isRedirect, redirect, type ServerLoadEvent } from "@sveltejs/kit";
|
|
|
|
export default function createCallbackLoader(
|
|
callbackType: string,
|
|
bodyFn?: (event: ServerLoadEvent) => Promise<unknown>,
|
|
) {
|
|
return async (event: ServerLoadEvent) => {
|
|
const { url, parent, fetch, cookies } = event;
|
|
|
|
bodyFn ??= async ({ url }) => {
|
|
const code = url.searchParams.get("code") as string | null;
|
|
const state = url.searchParams.get("state") as string | null;
|
|
if (!code || !state) throw new ApiError(undefined, ErrorCode.BadRequest).obj;
|
|
return { code, state };
|
|
};
|
|
|
|
const { meUser } = await parent();
|
|
if (meUser) {
|
|
try {
|
|
const resp = await apiRequest<AddAccountResponse>(
|
|
"POST",
|
|
`/auth/${callbackType}/add-account/callback`,
|
|
{
|
|
isInternal: true,
|
|
body: await bodyFn(event),
|
|
fetch,
|
|
cookies,
|
|
},
|
|
);
|
|
|
|
return { hasAccount: true, isLinkRequest: true, newAuthMethod: resp };
|
|
} catch (e) {
|
|
if (e instanceof ApiError) return { isLinkRequest: true, error: e.obj };
|
|
log.error("error linking new %s account to user %s:", callbackType, meUser.id, e);
|
|
throw e;
|
|
}
|
|
}
|
|
|
|
try {
|
|
const resp = await apiRequest<CallbackResponse>("POST", `/auth/${callbackType}/callback`, {
|
|
body: await bodyFn(event),
|
|
isInternal: true,
|
|
fetch,
|
|
});
|
|
|
|
if (resp.has_account) {
|
|
setToken(cookies, resp.token!);
|
|
redirect(303, `/@${resp.user!.username}`);
|
|
}
|
|
|
|
return {
|
|
hasAccount: false,
|
|
isLinkRequest: false,
|
|
ticket: resp.ticket!,
|
|
remoteUser: resp.remote_username!,
|
|
};
|
|
} catch (e) {
|
|
if (isRedirect(e)) throw e;
|
|
if (e instanceof ApiError) return { isLinkRequest: false, error: e.obj };
|
|
log.error("error while requesting %s callback:", callbackType, e);
|
|
throw e;
|
|
}
|
|
};
|
|
}
|