TutorialOnNodeJs/productCategoryDao.js at master · LearnCodeToday/TutorialOnNodeJs · GitHub

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var connectionProvider = require('../mysqlConnectionStringProvider.js');

var productCategoryDao = {

    createProductCategory : function (productCategory, OnSuccessfulCallback) {

        var insertStatement = "INSERT INTO productCategory SET?";

        var category = {


            CategoryName : productCategory.categoryName,
            Details: productCategory.details,
            IsValid : true,
            CreatedDate : new Date()
        };

        console.log(category);

        var connection = connectionProvider.mysqlConnectionStringProvider.getMySqlConnection();

        if (connection) {

            connection.query(insertStatement, category, function (err, result) {

                if (err) { }

                OnSuccessfulCallback({ status : 'successful' });
                console.log(result)
            });

            connectionProvider.mysqlConnectionStringProvider.closeMySqlConnection(connection);
        }
    }

    ,

    getAllProductCategory : function (callback) {

        var connection = connectionProvider.mysqlConnectionStringProvider.getMySqlConnection();
        var queryStatement = "SELECT * FROM productCategory ORDER BY ID DESC";

        if (connection) {

            connection.query(queryStatement, function (err, rows, fields) {

                if (err) { throw err; }


                console.log(rows);

                callback(rows);
            });

            connectionProvider.mysqlConnectionStringProvider.closeMySqlConnection(connection);
        }
    }

    ,

    getProductCategoryById : function (productCategoryId, callback) {

        var connection = connectionProvider.mysqlConnectionStringProvider.getMySqlConnection();
        var queryStatement = "SELECT * FROM productCategory WHERE id = ?";

        if (connection) {

            connection.query(queryStatement, [productCategoryId] ,  function (err, rows, fields) {

                if (err) { throw err; }


                console.log(rows);

                callback(rows);
            });

            connectionProvider.mysqlConnectionStringProvider.closeMySqlConnection(connection);
        }
    }


    ,

    updateProductCategory: function (categoryName, details, productCategoryId, callback) {


        var connection = connectionProvider.mysqlConnectionStringProvider.getMySqlConnection();
        var queryStatement = "UPDATE  productCategory SET CategoryName= ? ,  Details = ?, ModifiedDate = ?  WHERE id = ?";

        if (connection) {

            connection.query(queryStatement, [ categoryName, details,  new Date(), productCategoryId] , function (err, rows, fields) {
                if (err) { throw err; }
                console.log(rows);

                if (rows) {


                    callback({ status : 'successful' });
                }
            });

            connectionProvider.mysqlConnectionStringProvider.closeMySqlConnection(connection);
        }
    }
    ,

    deleteProductCategoryById : function (productCategoryId, callback) {


        var connection = connectionProvider.mysqlConnectionStringProvider.getMySqlConnection();
        var queryStatement = "DELETE  FROM  productCategory   WHERE id = ?";

        if (connection) {

            connection.query(queryStatement, [productCategoryId] , function (err, rows, fields) {
                if (err) { throw err; }
                console.log(rows);

                if (rows) {

                    callback({ status : 'successful' });
                }
            });

            connectionProvider.mysqlConnectionStringProvider.closeMySqlConnection(connection);
        }
    }

}

module.exports.productCategoryDao = productCategoryDao;