using System;
using Telerik.Sitefinity.Personalization.Impl.Model;
using Telerik.Sitefinity.Security;

namespace SitefinityWebApp.Documentation.Samples.Personalization
{
    public class PersonalizationApi_Roles
    {
        /// <summary>
        /// Creates a criterion for roles
        /// </summary>
        /// <param name="roleName">The name of the role</param>
        /// <param name="isNegated">Whether the criterion is negated.</param>
        /// <returns>Criterion instance</returns>
        public Criterion CreateRoleCriterion(string roleName, bool isNegated = false)
        {
            var roleId = GetRoleId(roleName);
            string criterionValue = "{\"SelectedRoles\":[{\"Id\":\"" + roleId + "\",\"Title\":\"" + roleName + "\"}]}";
            Criterion criterion = new Criterion()
            {
                CriterionName = "Roles",
                CriterionValue = criterionValue,
                CriterionDisplayValue = roleName,
                CriterionTitle = "Roles",
                IsNegated = isNegated
            };
            return criterion;
        }

        /// <summary>
        /// Get the role Guid
        /// </summary>
        /// <param name="roleName">Name of the role</param>
        /// <returns>The role Guid</returns>
        public Guid GetRoleId(string roleName)
        {
            RoleManager manager = RoleManager.GetManager("AppRoles");
            var role = manager.GetRole(roleName);
            return role.Id;
        }
    }
}