/// <summary>
/// Delete Company by CompanyID
/// And delete all the campaigns and votes related to the company
/// </summary>
/// <param name="companyId"></param>
/// <returns></returns>
public async Task DeleteCompany(ObjectId companyId)
{
await companyRepository.Delete(companyId);
await campaignRepository.DeleteAllByCompanyId(companyId);
await voteRepository.DeleteAllByCompanyId(companyId);
}