public async Task <IdentityResult> UpdateUserRoles <TRoleViewModel>(IEditRoleViewModel <TRoleViewModel> model)
where TRoleViewModel : IIdentityRoleViewModel
{
try
{
var selectedRoles = model.Roles.Where(ir => ir.IsSelected);
var unSelectedRoles = model.Roles.Where(ir => !ir.IsSelected);
var user = await GetAsync(model.UserId);
var userRoles = user.Roles;
var rolesToAdd = selectedRoles.Where(r => !userRoles.Select(i => i.RoleId).Contains(r.Id));
var rolesToRemove = unSelectedRoles.Where(r => userRoles.Select(ur => ur.RoleId).Contains(r.Id));
if (rolesToAdd.Any())
{
await _userManagerFacade.AddToRolesAsync(model.UserId, rolesToAdd.Select(ir => ir.Name).ToArray());
}
if (rolesToRemove.Any())
{
await _userManagerFacade.RemoveFromRolesAsync(model.UserId, rolesToRemove.Select(ir => ir.Name).ToArray());
}
return(IdentityResult.Success);
}
catch (Exception ex)
{
return(new IdentityResult(ex.Message));
}
}
public Task <IdentityResult> RemoveFromRolesAsync(string userId, params string[] roles)
{
return(_userManagerFacade.RemoveFromRolesAsync(userId, roles));
}