Fix new roles having duplicate positions

src/api/routes/guilds/#guild_id/roles/#role_id/index.ts

@@ -63,13 +63,12 @@ router.patch(
 			);
 		else body.icon = undefined;
 
-		const role = Role.create({
+		const role = await Role.findOneOrFail({ where: { id: role_id, guild: { id: guild_id } } });
+		role.assign({
 			...body,
-			id: role_id,
-			guild_id,
 			permissions: String(
-				req.permission!.bitfield & BigInt(body.permissions || "0"),
+				req.permission!.bitfield & BigInt(body.permissions || "0")
-			),
+			)
 		});
 
 		await Promise.all([

src/api/routes/guilds/#guild_id/roles/index.ts

@@ -10,8 +10,10 @@ import {
 	DiscordApiErrors,
 	RoleModifySchema,
 	RolePositionUpdateSchema,
+	Snowflake,
 } from "@fosscord/util";
 import { route } from "@fosscord/api";
+import { Not } from "typeorm";
 
 const router: Router = Router();
 
@@ -40,7 +42,7 @@ router.post(
 
 		const role = Role.create({
 			// values before ...body are default and can be overriden
-			position: 0,
+			position: 1,
 			hoist: false,
 			color: 0,
 			mentionable: false,
@@ -53,10 +55,16 @@ router.post(
 			tags: undefined,
 			icon: undefined,
 			unicode_emoji: undefined,
+			id: Snowflake.generate(),
 		});
 
 		await Promise.all([
 			role.save(),
+			// Move all existing roles up one position, to accommodate the new role
+			Role.createQueryBuilder('roles')
+				.where({ guild: { id: guild_id }, name: Not("@everyone"), id: Not(role.id) })
+				.update({ position: () => 'position + 1' })
+				.execute(),
 			emitEvent({
 				event: "GUILD_ROLE_CREATE",
 				guild_id,