ls-deno/routes/_middleware.ts

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import { MiddlewareHandlerContext } from "$fresh/server.ts";
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import { deleteCookie, getCookies } from "$std/http/cookie.ts";
import { getUserFromNonExpiredLoginToken } from "@/db/mod.ts";
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import { type ContextState, type PublicUser, type User } from "@/types.ts";
function toPublicUser(user: User): PublicUser {
const {
createdAt: _createdAt,
updatedAt: _updatedAt,
passwordDigest: _passwordDigest,
...publicUser
} = user;
return publicUser;
}
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async function currentUser(
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request: Request,
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context: MiddlewareHandlerContext<ContextState>,
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) {
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let hasBadAuthCookie = false;
const { lsauth } = getCookies(request.headers);
console.log("lsauth cookie:", lsauth);
if (lsauth) {
const user = await getUserFromNonExpiredLoginToken(lsauth);
if (!user) hasBadAuthCookie = true;
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else {
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context.state.user = toPublicUser(user);
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}
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}
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const resp = await context.next();
if (resp) {
if (hasBadAuthCookie) deleteCookie(resp.headers, "lsauth");
}
return resp;
}
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export async function serverHeader(
_request: Request,
context: MiddlewareHandlerContext<ContextState>,
) {
const resp = await context.next();
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if (resp) {
resp.headers.set("server", "fresh server");
}
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return resp;
}
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export const handler = [
currentUser,
serverHeader,
];