/// <summary>
        /// get all Report in the system and divide them to four categories
        /// </summary>
        public async void getAllReports()
        {
            var allreport = await currentModel.allReports();

            foreach (var r in allreport)
            {
                if (r.Latitude > 32.144343 && r.Latitude <= 33.333795 && r.Longitude > 34.217333 && r.Longitude < 35.672361)
                {
                    North.Add(r);
                }
                else if (r.Latitude > 31.571548 && r.Latitude <= 32.144343 && r.Longitude > 34.217333 && r.Longitude < 35.672361)
                {
                    Center.Add(r);
                }
                else if (r.Latitude > 29.497512 && r.Latitude <= 31.571548 && r.Longitude > 34.217333 && r.Longitude < 35.672361)
                {
                    South.Add(r);
                }
                else
                {
                    Other.Add(r);
                }
            }
        }