From fe515b3c1bc6f14bf427ce03939ec77d3087e7a9 Mon Sep 17 00:00:00 2001
From: Joppe Koers <joppe@joppekoers.nl>
Date: Thu, 27 Jul 2023 14:44:15 +0200
Subject: [PATCH] Upcert instead of insert

---
 frontend/src/hooks.server.ts       |  2 +-
 frontend/src/lib/server/db.ts      | 11 ++++++++---
 frontend/src/lib/server/schemas.ts |  3 ++-
 3 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/frontend/src/hooks.server.ts b/frontend/src/hooks.server.ts
index c46ac1a..a3ea627 100644
--- a/frontend/src/hooks.server.ts
+++ b/frontend/src/hooks.server.ts
@@ -21,7 +21,7 @@ async function setupDBSingleton() {
 CREATE TABLE IF NOT EXISTS auth_user (id TEXT PRIMARY KEY, username TEXT, apikey TEXT);
 CREATE TABLE IF NOT EXISTS auth_key (id TEXT PRIMARY KEY, user_id TEXT REFERENCES auth_user(id) NOT NULL, primary_key BOOLEAN NOT NULL, hashed_password TEXT, expires BIGINT);
 CREATE TABLE IF NOT EXISTS auth_session (id TEXT PRIMARY KEY, user_id TEXT REFERENCES auth_user(id) NOT NULL, active_expires BIGINT NOT NULL, idle_expires BIGINT NOT NULL);
-CREATE TABLE IF NOT EXISTS settings (settings json NOT NULL);
+CREATE TABLE IF NOT EXISTS settings (id integer DEFAULT 1, settings json NOT NULL);
 `
 	await new Promise<void>(resolve => {
 		pool.query(schema, err => {
diff --git a/frontend/src/lib/server/db.ts b/frontend/src/lib/server/db.ts
index 546ff4c..591f41b 100644
--- a/frontend/src/lib/server/db.ts
+++ b/frontend/src/lib/server/db.ts
@@ -2,7 +2,7 @@ import postgres from 'pg'
 import { privateEnv } from '../../privateEnv'
 import { Settings, User, settings, user } from './schemas'
 import { drizzle } from 'drizzle-orm/node-postgres'
-import { eq } from 'drizzle-orm'
+import { eq, sql } from 'drizzle-orm'
 
 export const pool = new postgres.Pool({
 	connectionString: privateEnv.postgresUrl
@@ -28,11 +28,16 @@ export const DB = {
 				...setting
 			}
 			const parse = await Settings.safeParseAsync(setting)
-			if (parse.success) {
+			if (!parse.success) {
+				return parse.error
+			}
+			// Make sure that we only ever have one row
+			const count = await db.select({ count: sql<number>`count(*)` }).from(settings)
+			if (count.at(0)?.count === 0) {
 				await db.insert(settings).values({ settings: newSettings }).execute()
 				return
 			}
-			return parse.error
+			await db.update(settings).set({ settings: newSettings }).where(eq(settings.id, 1))
 		}
 	},
 	user: {
diff --git a/frontend/src/lib/server/schemas.ts b/frontend/src/lib/server/schemas.ts
index 6efbbde..0dead0c 100644
--- a/frontend/src/lib/server/schemas.ts
+++ b/frontend/src/lib/server/schemas.ts
@@ -1,5 +1,5 @@
 import type { InferModel } from 'drizzle-orm'
-import { bigint, boolean, pgTable, text, varchar, json } from 'drizzle-orm/pg-core'
+import { bigint, boolean, pgTable, text, varchar, json, int, integer } from 'drizzle-orm/pg-core'
 import { createInsertSchema } from 'drizzle-zod'
 import { z } from 'zod'
 
@@ -44,6 +44,7 @@ export type UserAttributes = Omit<User, 'id'>
 export type NewUser = InferModel<typeof user, 'insert'>
 
 export const settings = pgTable('settings', {
+	id: integer('id').primaryKey().default(1),
 	settings: json('settings').$type<Settings>().notNull()
 })
 export const Settings = z.object({