Exemplo n.º 1
0
        public static bool RemoveRecipe(RecipeModel recipe)
        {
            SqlConnection connection = RecipeListDB.GetConnection();

            string deleteStatement = "DELETE FROM Recipe " +
                                     "WHERE RecipeID = @RecipeID";
            SqlCommand deleteCommand = new SqlCommand(deleteStatement, connection);

            deleteCommand.Parameters.AddWithValue("RecipeID", recipe.Id);

            try
            {
                connection.Open();
                int rows = deleteCommand.ExecuteNonQuery();
                if (rows >= 1)
                {
                    return(true);
                }
                else
                {
                    return(false);
                }
            }

            catch (SqlException ex)
            {
                throw ex;
            }

            finally
            {
                connection.Close();
            }
        }
Exemplo n.º 2
0
        public static int AddIngredientToRecipe(RecipeIngredLinkModel model)
        {
            SqlConnection connection = RecipeListDB.GetConnection();

            string insertStatement = "INSERT INTO RecipeIngredientLink " +
                                     "(RecipeID, IngredientID) " +
                                     "VALUES(@RecipeID, @IngredientID)";
            SqlCommand insertCommand = new SqlCommand(insertStatement, connection);

            insertCommand.Parameters.AddWithValue("RecipeID", model.RecipeId);
            insertCommand.Parameters.AddWithValue("IngredientID", model.IngredientId);

            try
            {
                connection.Open();
                insertCommand.ExecuteNonQuery();
                string selectStatement = "SELECT IDENT_CURRENT('RecipeIngredientLink') "
                                         + "FROM RecipeIngredientLink";
                SqlCommand selectCommand =
                    new SqlCommand(selectStatement, connection);
                int ingredientID = Convert.ToInt32(selectCommand.ExecuteScalar().ToString());
                return(ingredientID);
            }

            catch (SqlException ex)
            {
                throw ex;
            }
            finally
            {
                connection.Close();
            }
        }
Exemplo n.º 3
0
        public static int AddRecipe(RecipeModel recipe)
        {
            SqlConnection connection = RecipeListDB.GetConnection();

            string insertStatement = "INSERT INTO Recipe " +
                                     "(RecipeName, RecipeInstructions) " +
                                     "VALUES(@Name, @Instructions)";

            SqlCommand insertCommand = new SqlCommand(insertStatement, connection);

            insertCommand.Parameters.AddWithValue("@Name", recipe.Name);
            insertCommand.Parameters.AddWithValue("@Instructions", recipe.Instructions);

            try
            {
                connection.Open();
                insertCommand.ExecuteNonQuery();
                string selectStatement = "SELECT IDENT_CURRENT('Recipe') "
                                         + "FROM Recipe";
                SqlCommand selectCommand =
                    new SqlCommand(selectStatement, connection);
                int recipeID = Convert.ToInt32(selectCommand.ExecuteScalar().ToString());
                return(recipeID);
            }

            catch (SqlException ex)
            {
                throw ex;
            }
            finally
            {
                connection.Close();
            }
        }
Exemplo n.º 4
0
        public static int AddIngredient(IngredientModel ingredient)
        {
            SqlConnection connection = RecipeListDB.GetConnection();

            string insertStatement = "INSERT INTO Ingredient " +
                                     "(IngredientName) " +
                                     "VALUES(@Name)";

            SqlCommand insertCommand = new SqlCommand(insertStatement, connection);

            insertCommand.Parameters.AddWithValue("Name", ingredient.Name);


            try
            {
                connection.Open();
                insertCommand.ExecuteNonQuery();
                string selectStatement = "SELECT IDENT_CURRENT('Ingredient') "
                                         + "FROM Ingredient";
                SqlCommand selectCommand =
                    new SqlCommand(selectStatement, connection);
                int ingredientID = Convert.ToInt32(selectCommand.ExecuteScalar().ToString());
                return(ingredientID);
            }

            catch (SqlException ex)
            {
                throw ex;
            }
            finally
            {
                connection.Close();
            }
        }
Exemplo n.º 5
0
        public static List <RecipeIngredLinkModel> GetIngredientsForRecipe(int recipeId)
        {
            var ingredients = new List <RecipeIngredLinkModel>();

            SqlConnection connection = RecipeListDB.GetConnection();

            string selectStatement =
                "SELECT i.IngredientID AS 'IngredientID', i.IngredientName, ril.RecipeID AS 'RecipeID', ril.RecIngredID AS 'RecIngredID' "
                + "FROM RecipeIngredientLink ril " +
                "JOIN Ingredient i " +
                "ON ril.IngredientID = i.IngredientID " +

                "WHERE ril.RecipeID = @RecipeID " +
                "ORDER BY i.IngredientName ASC";

            SqlCommand selectCommand = new SqlCommand(selectStatement, connection);

            selectCommand.Parameters.AddWithValue("RecipeID", recipeId);

            try
            {
                connection.Open();
                SqlDataReader reader = selectCommand.ExecuteReader();
                while (reader.Read())
                {
                    var i = new RecipeIngredLinkModel();
                    i.Id           = Convert.ToInt32(reader["RecIngredID"].ToString());
                    i.IngredientId = Convert.ToInt32(reader["IngredientID"].ToString());
                    i.RecipeId     = Convert.ToInt32(reader["RecipeID"].ToString());

                    ingredients.Add(i);
                }
            }

            catch (SqlException ex)
            {
                throw ex;
            }
            finally
            {
                connection.Close();
            }

            return(ingredients);
        }
Exemplo n.º 6
0
        public static List <RecipeModel> GetRecipeList()
        {
            var recipeList = new List <RecipeModel>();

            SqlConnection connection = RecipeListDB.GetConnection();

            string selectStatement =
                "SELECT RecipeID, RecipeName, RecipeInstructions "
                + "FROM Recipe ORDER BY RecipeName ASC";

            SqlCommand selectCommand = new SqlCommand(selectStatement, connection);

            try
            {
                connection.Open();
                SqlDataReader reader = selectCommand.ExecuteReader();
                while (reader.Read())
                {
                    RecipeModel r = new RecipeModel();
                    r.Id           = Convert.ToInt32(reader["RecipeID"].ToString());
                    r.Name         = reader["RecipeName"].ToString();
                    r.Instructions = reader["RecipeInstructions"].ToString();
                    recipeList.Add(r);
                }
            }

            catch (SqlException ex)
            {
                throw ex;
            }
            finally
            {
                connection.Close();
            }

            return(recipeList);
        }
Exemplo n.º 7
0
        public static IngredientModel GetIngredient(int ingredientId)
        {
            SqlConnection connection = RecipeListDB.GetConnection();

            string selectStatement =
                "SELECT IngredientID, IngredientName "
                + "FROM Ingredient " +
                "WHERE IngredientID = @IngredientID";
            SqlCommand selectCommand = new SqlCommand(selectStatement, connection);

            selectCommand.Parameters.AddWithValue("IngredientID", ingredientId);

            try
            {
                connection.Open();
                SqlDataReader reader = selectCommand.ExecuteReader();
                if (reader.Read())
                {
                    var ingredient = new IngredientModel();
                    ingredient.Id   = Convert.ToInt32(reader["IngredientID"].ToString());
                    ingredient.Name = reader["IngredientName"].ToString();
                    return(ingredient);
                }
                else
                {
                    return(null);
                }
            }
            catch (SqlException ex)
            {
                throw ex;
            }
            finally
            {
                connection.Close();
            }
        }
Exemplo n.º 8
0
        public static List <IngredientModel> GetIngredientList()
        {
            var ingredients = new List <IngredientModel>();

            SqlConnection connection = RecipeListDB.GetConnection();

            string selectStatement =
                "SELECT IngredientID, IngredientName "
                + "FROM Ingredient ORDER BY IngredientName ASC";

            SqlCommand selectCommand = new SqlCommand(selectStatement, connection);

            try
            {
                connection.Open();
                SqlDataReader reader = selectCommand.ExecuteReader();
                while (reader.Read())
                {
                    IngredientModel i = new IngredientModel();
                    i.Id   = Convert.ToInt32(reader["IngredientID"].ToString());
                    i.Name = reader["IngredientName"].ToString();

                    ingredients.Add(i);
                }
            }

            catch (SqlException ex)
            {
                throw ex;
            }
            finally
            {
                connection.Close();
            }

            return(ingredients);
        }
Exemplo n.º 9
0
        //Updates the instructions of a recipe from the given recipeID.
        //Requires the "id" and "Instructions" field in the RecipeModel class.
        public static bool UpdateRecipeInstructions(RecipeModel recipe)
        {
            SqlConnection connection = RecipeListDB.GetConnection();

            String updateStatement = "UPDATE Recipe " +
                                     "SET RecipeInstructions= @Instructions " +
                                     "WHERE RecipeID = @RecipeID";

            SqlCommand updateCommand = new SqlCommand(updateStatement, connection);

            updateCommand.Parameters.AddWithValue("Instructions", recipe.Instructions);
            updateCommand.Parameters.AddWithValue("RecipeID", recipe.Id);

            try
            {
                connection.Open();
                int rows = updateCommand.ExecuteNonQuery();
                if (rows >= 1)
                {
                    return(true);
                }
                else
                {
                    return(false);
                }
            }
            catch (SqlException ex)
            {
                throw ex;
            }

            finally
            {
                connection.Close();
            }
        }
Exemplo n.º 10
0
        //Searches available recipes that have include one or more of the ingredients in the list. The exclusive parameter
        // to tell the search to exclude the meals that contain those ingredients like if you are allergic to eggs or something.

        public static List <RecipeModel> SearchAvailableRecipe(List <IngredientModel> ingredients, bool exclusive)
        {
            var recipeList = new List <RecipeModel>();


            //if there isn't any ingredients then just return all of the recipes
            if (ingredients == null || ingredients.Count == 0)
            {
                return(GetRecipeList());
            }


            SqlConnection connection = RecipeListDB.GetConnection();



            string selectStatement = null;



            String likeString = "LIKE ";
            String boolString = "OR ";

            if (exclusive)
            {
                selectStatement = "SELECT r.RecipeID, r.RecipeName, r.RecipeInstructions " +
                                  "FROM Recipe r " +
                                  "WHERE r.RecipeID NOT IN " +
                                  "(SELECT  Distinct link.RecipeID " +
                                  "FROM  RecipeIngredientLink link " +
                                  "JOIN Ingredient i " +
                                  "ON link.IngredientID = i.IngredientID " +
                                  "WHERE ";
            }

            else
            {
                selectStatement = "SELECT DISTINCT r.RecipeID, r.RecipeName, r.RecipeInstructions "
                                  + "FROM Recipe r " +
                                  "JOIN RecipeIngredientLink link " +
                                  "ON r.RecipeID = link.RecipeID " +
                                  "JOIN Ingredient i " +
                                  "ON link.IngredientID = i.IngredientID " +
                                  "WHERE ";
            }


            for (int i = 0; i < ingredients.Count; i++)
            {
                selectStatement += "i.IngredientName " + likeString + "@Parameter" + i + " ";
                if (i < ingredients.Count - 1)
                {
                    selectStatement += boolString;
                }
            }

            if (exclusive)
            {
                selectStatement += ")";
            }

            selectStatement += " ";
            selectStatement += "ORDER BY r.RecipeName ASC";

            SqlCommand selectCommand = new SqlCommand(selectStatement, connection);

            for (int i = 0; i < ingredients.Count; i++)
            {
                selectCommand.Parameters.AddWithValue("Parameter" + i, "%" + ingredients[i].Name + "%");
            }

            try
            {
                connection.Open();
                SqlDataReader reader = selectCommand.ExecuteReader();
                while (reader.Read())
                {
                    RecipeModel r = new RecipeModel();
                    r.Id           = Convert.ToInt32(reader["RecipeID"].ToString());
                    r.Name         = reader["RecipeName"].ToString();
                    r.Instructions = reader["RecipeInstructions"].ToString();
                    recipeList.Add(r);
                }
            }

            catch (SqlException ex)
            {
                throw ex;
            }
            finally
            {
                connection.Close();
            }

            return(recipeList);
        }