public async Task <IEditPermissionViewModel <TRole, TViewModel> > GetEditPermissionViewModel <TRole, TViewModel>(string userId, string roleId) where TViewModel : class, new()
{
var user = await _userRepository.GetAsync(userId);
var userRolePermissions = user.Roles.FirstOrDefault(ur => ur.RoleId == roleId).Role.Permissions;
var model = new EditPermissionViewModel
{
UserId = userId,
Role = _roleRepository.Get(roleId),
RoleId = roleId
};
var allPermissions = await _permissionManagerFacade.GetAll();
model.Permissions = allPermissions.Select(p => new IdentityPermissionViewModel
{
Description = p.Description,
Id = p.Id,
Name = p.Name,
IsSelected = userRolePermissions.Select(rp => rp.PermissionId).Contains(p.Id)
});
return(model as IEditPermissionViewModel <TRole, TViewModel>);
}
public async Task <IdentityResult> UpdateRolePermissions <TViewModel>(IEditPermissionViewModel <IdentityRole, TViewModel> model)
where TViewModel : IIdentityPermissionViewModel
{
try
{
var selectedPermissions = model.Permissions.Where(ip => ip.IsSelected);
var unSelectedPermissions = model.Permissions.Where(ip => !ip.IsSelected);
var role = Get(model.RoleId);
var rolePermissions = role.Permissions;
var permissionsToAdd = selectedPermissions
.Where(p => !rolePermissions.Select(rp => rp.PermissionId).Contains(p.Id));
var permissionsToDelete = unSelectedPermissions
.Where(p => rolePermissions.Select(rp => rp.PermissionId).Contains(p.Id));
var allPermissions = await _permissionManager.GetAll();
foreach (var permissionToAdd in permissionsToAdd)
{
var permission = allPermissions.FirstOrDefault(p => p.Id == permissionToAdd.Id);
await _permissionManager.AddToRole(permission, role.Id);
}
foreach (var permissionToDelete in permissionsToDelete)
{
var permission = allPermissions.FirstOrDefault(p => p.Id == permissionToDelete.Id);
await _permissionManager.RemoveFromRole(permission, role.Id);
}
return(IdentityResult.Success);
}
catch (Exception ex)
{
return(new IdentityResult(ex.Message));
}
}
