import { jstack } from "jstack";
import { db } from "./db";
import { getCurrentSession } from "./sessions";
import { HTTPException } from "hono/http-exception";
interface Env {}
export const j = jstack.init<Env>();
/**
 * Type-safely injects database into all procedures
 * @see https://jstack.app/docs/backend/middleware
 *
 * For deployment to Cloudflare Workers
 * @see https://developers.cloudflare.com/workers/tutorials/postgres/
 */
const databaseMiddleware = j.middleware(async ({ next }) => {
 return await next({ db });
});
/**
 * Middleware to check if the current session is valid
 * @see https://jstack.app/docs/backend/middleware
 */
const authMiddleware = j.middleware(async ({ next, c }) => {
 const session = await getCurrentSession(c);
 if (!session) {
 throw new HTTPException(401, { message: "Unauthorized" });
 }
 return await next({ session });
});
/**
 * Public (unauthenticated) procedures
 */
export const publicProcedure = j.procedure.use(databaseMiddleware);
/**
 * Protected (authenticated) procedures
 */
export const protectedProcedure = j.procedure.use(databaseMiddleware).use(authMiddleware);

import { j } from "./jstack";
import { authRouter } from "./routers/auth-router";
/**
 * This is your base API.
 * Here, you can handle errors, not-found responses, cors and more.
 *
 * @see https://jstack.app/docs/backend/app-router
 */
const api = j.router().basePath("/api").use(j.defaults.cors).onError(j.defaults.errorHandler);
/**
 * This is the main router for your server.
 * All routers in /server/routers should be added here manually.
 */
const appRouter = j.mergeRouters(api, {
 auth: authRouter,
});
export type AppRouter = typeof appRouter;
export default appRouter;

export const authRouter = j.router({
 emailExists: publicProcedure.input(emailExistsSchema).post(async ({ c, input, ctx }) => {
 const { email } = input;
 const { db } = ctx;
 const userQuery = await db.select({ email: Users.email }).from(Users).where(eq(Users.email, email));
 const user = userQuery.pop();
 return c.json({ exists: !!user });
 }),
})

curl -X POST http://localhost:5173/api/auth/emailExists -H "Content-Type: application/json" -d "{}"

POST /api/auth/emailExists 500 in 168ms
[Error [ZodError]: [
 {
 "code": "invalid_type",
 "expected": "object",
 "received": "undefined",
 "path": [],
 "message": "Required"
 }
]] {
 issues: [Array],
 addIssue: [Function (anonymous)],
 addIssues: [Function (anonymous)]
}