Example #1
0
        /// <summary>
        /// Adds the specified country.
        /// </summary>
        /// <param name="country">The country to add.</param>
        /// <returns>The success or failure of the addition.</returns>
        public ManagerResponse Add(Country country)
        {
            ManagerResponse response = ValidateCountryEntity(country, true);

            if (response != ManagerResponse.Success)
            {
                return response;
            }

            using (var context = ObjectContextFactory.CreateObjectContext())
            {
                var objectSet = context.CreateObjectSet<Country>();
                objectSet.AddObject(country);
                response = context.SaveChanges() == 1 ? ManagerResponse.Success : ManagerResponse.UnknownFailure;
            }

            return response;
        }
Example #2
0
        private void FixupCountry(Country previousValue)
        {
            if (previousValue != null && previousValue.Locations.Contains(this))
            {
                previousValue.Locations.Remove(this);
            }

            if (Country != null)
            {
                if (!Country.Locations.Contains(this))
                {
                    Country.Locations.Add(this);
                }
                if (CountryId != Country.Id)
                {
                    CountryId = Country.Id;
                }
            }
            else if (!_settingFK)
            {
                CountryId = null;
            }
        }
Example #3
0
        /// <summary>
        /// Validates the members of the specified country entity.
        /// </summary>
        /// <param name="country">The country.</param>
        /// <param name="isNewEntity">If set to <c>true</c> the entity represents a new country.</param>
        /// <returns>A response indicating the validity of the <paramref name="country"/>.</returns>
        private static ManagerResponse ValidateCountryEntity(Country country, bool isNewEntity)
        {
            const int maximumName = 50;

            // Validate all country entity members
            if (country == null)
                return ManagerResponse.MissingData;

            if (isNewEntity)
            {
                if (country.Id != 0)
                    return ManagerResponse.InvalidData;
            }
            else
            {
                if (country.Id <= 0)
                    return ManagerResponse.InvalidData;
            }

            if (String.IsNullOrWhiteSpace(country.Name) || (country.Name.Length > maximumName))
                return ManagerResponse.InvalidData;

            foreach (State state in country.States)
            {
                if (String.IsNullOrWhiteSpace(state.Name) || (state.Name.Length > maximumName))
                    return ManagerResponse.InvalidData;

                if (state.CountryId <= 0)
                    return ManagerResponse.InvalidData;
            }

            return ManagerResponse.Success;
        }
Example #4
0
        /// <summary>
        /// Updates the specified country.
        /// </summary>
        /// <param name="country">The country to update.</param>
        /// <returns>The success or failure of the update.</returns>
        public ManagerResponse Update(Country country)
        {
            // Validate parameters
            ManagerResponse response = ValidateCountryEntity(country, false);

            if (response != ManagerResponse.Success)
            {
                return response;
            }

            using (var context = ObjectContextFactory.CreateObjectContext())
            {
                var objectSet = context.CreateObjectSet<Country>();
                objectSet.Single(c => c.Id == country.Id);
                objectSet.ApplyCurrentValues(country);
                response = context.SaveChanges() == 1 ? ManagerResponse.Success : ManagerResponse.UnknownFailure;
            }

            return response;
        }