public async Task DeleteMembers(string roleName, IEnumerable <string> usersId)
{
NullExpressionsExtensions.ThrowIfNull(roleName, () => new RoleNotFoundException("Role is null"));
NullExpressionsExtensions.ThrowIfNull(usersId, nameof(usersId));
AppRole role = await RoleManager.FindByNameAsync(roleName);
if (role == null)
{
throw new RoleNotFoundException("There isn't role named " + roleName);
}
foreach (var user in usersId)
{
IdentityResult result = await IdentityManager.RemoveFromRoleAsync(user, role.Name);
result.CheckResult();
}
}
public async Task AddMembers(string roleName, IEnumerable <string> usersId)
{
NullExpressionsExtensions.ThrowIfNull(roleName, nameof(roleName));
NullExpressionsExtensions.ThrowIfNull(usersId, nameof(usersId));
if (usersId == null || !usersId.Any())
{
return;
}
AppRole role = await RoleManager.FindByNameAsync(roleName);
if (role.Users.ToList().Select(x => x.UserId).Intersect(usersId).Any())
{
throw new UsersAreRecurringException("Users are recurring, no one were added.");
}
foreach (var user in usersId)
{
IdentityResult result = await IdentityManager.AddToRoleAsync(user, role.Name);
result.CheckResult();
}
}