using System;
using System.Collections.Generic;
using System.Linq;
using NHibernate.Linq;
using Taloyhtio.GeneralSSO.Server.CodeFiles.Entities;
using Taloyhtio.GeneralSSO.Server.CodeFiles.Infrastructure.DataAccess;

namespace Taloyhtio.GeneralSSO.Server.CodeFiles.Repositories.Impl
{
    public class ClientAuthorizationRepository : AtomicRepositoryBase<ClientAuthorization, int>, IClientAuthorizationRepository
    {
        public ClientAuthorizationRepository(ISessionSource sessionSource)
            : base(sessionSource)
        {
        }

        public IEnumerable<ClientAuthorization> GetNotExpiredBy(string clientIdentifier, string userId, DateTime issuedUtc)
        {
            var session = this.GetSession();
            return session.Linq<ClientAuthorization>().Where(
                c =>
                    c.Client.ClientIdentifier == clientIdentifier &&
                    c.CreatedOn <= issuedUtc &&
                    (c.ExpirationDate == null || c.ExpirationDate >= DateTime.UtcNow) &&
                    c.UserId == userId);
        }

        public IEnumerable<ClientAuthorization> GetNotExpiredBy(string clientIdentifier, string userId, string scope)
        {
            var session = this.GetSession();
            return session.Linq<ClientAuthorization>().Where(
                c =>
                    c.Client.ClientIdentifier == clientIdentifier &&
                    c.Scope == scope &&
                    (c.ExpirationDate == null || c.ExpirationDate >= DateTime.UtcNow) &&
                    c.UserId == userId);
        }
    }
}