sendou.ink/app/features/team/queries/transferOwnership.server.ts

import { sql } from "~/db/sql";

const stm = sql.prepare(/* sql */ `
  update "AllTeamMember"
  set "isOwner" = @isOwner
  where "teamId" = @teamId
    and "userId" = @userId
`);

export const transferOwnership = sql.transaction(
	({
		teamId,
		oldOwnerUserId,
		newOwnerUserId,
	}: {
		teamId: number;
		oldOwnerUserId: number;
		newOwnerUserId: number;
	}) => {
		stm.run({ teamId, userId: oldOwnerUserId, isOwner: 0 });
		stm.run({ teamId, userId: newOwnerUserId, isOwner: 1 });
	},
);