JRCookbook/JRCookbookBusiness/RecipeHighlights.cs

using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace JRCookbookBusiness
{
    public class RecipeHighlights
    {
        public Guid? recipeID = null;
        public Guid? cookbookID = null;
        public Guid? cookbookchapterID = null;

        public String recipename = String.Empty;

        public RecipeHighlights()
        {
        }

        public RecipeHighlights(Guid recipeID)
        {
            PopulateByID(recipeID);
        }



        public void Delete()
        {
            Recipe.DeleteByID(recipeID.Value);
        }

        public static RecipeHighlights GetRecipeByID(Guid recipeID)
        {
            return new RecipeHighlights(recipeID);
        }

        public static List<RecipeHighlights> GetAllRecipes()
        {
            DataSet recordSet;
            var returnValue = new List<RecipeHighlights>();

            recordSet = clsDatabaseLayer.GetDatabaseLayer().GetAllRecipes();

            if (recordSet.Tables[0].Rows.Count > 0)
            {
                foreach(DataRow ldbrwRow in recordSet.Tables[0].Rows)
                {
                    var newRecipe = new RecipeHighlights();
                    newRecipe.PopulateFromDataRow(ldbrwRow);
                    returnValue.Add(newRecipe);
                }
            }
            return returnValue;
        }

        public static RecipeHighlights GetRecipeHighlightsByDataRow(DataRow row)
        {
            var newRecipe = new RecipeHighlights();
            newRecipe.PopulateFromDataRow(row);
            return newRecipe;
        }

        private void PopulateByID(Guid recipeID)
        {
            DataSet recordSet;

            recordSet = clsDatabaseLayer.GetDatabaseLayer().GetRecipeByID(recipeID);

            if (recordSet.Tables[0].Rows.Count > 0)
            {
                DataRow ldbrwRow;
                ldbrwRow = recordSet.Tables[0].Rows[0];

                PopulateFromDataRow(ldbrwRow);
            }
        }

        private void PopulateFromDataRow(DataRow dataRow)
        {
            InitializeAllFields();

            if (dataRow.IsNull("recipeID"))
                recipeID = null;
            else
                recipeID = (Guid)dataRow["recipeID"];

            if (dataRow.IsNull("cookbookID"))
                cookbookID = null;
            else
                cookbookID = (Guid)dataRow["cookbookID"];

            if (dataRow.IsNull("cookbookchapterID"))
                cookbookchapterID = null;
            else
                cookbookchapterID = (Guid)dataRow["cookbookchapterID"];

            if (dataRow.IsNull("recipename"))
                recipename = String.Empty;
            else
                recipename = (String)dataRow["recipename"];


        }

        private void InitializeAllFields()
        {
            recipeID = null;
            cookbookID = null;
            cookbookchapterID = null;
            recipename = String.Empty;
        }

    }
}