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orm.js
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orm.js
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// import MySQL server connection
var connection = require("./connection.js");
// ORM
var orm = {
selectAll: function(callback) {
var queryString = "SELECT * FROM burgers";
connection.query(queryString, function(error, result) {
if (error) {
console.log("MYSQL SELECT QUERY ERROR: " + error);
}
// return all burger data
console.log("Successfully selected all data.");
console.log(result);
callback(result);
});
},
insertOne: function(burgerName, callback) {
var queryString = "INSERT INTO burgers (burger_name, devoured) VALUES ('" + burgerName + "', false)";
connection.query(queryString, function(error, result) {
if (error) {
console.log("MYSQL INSERT QUERY ERROR: " + error);
}
// return the id of the new burger
console.log("New burger created: " + burgerName + "!");
callback(result);
});
},
updateOne: function(burgerStatus, burgerId, callback) {
var queryString = "UPDATE burgers SET devoured = " + burgerStatus + " WHERE id = " + burgerId;
connection.query(queryString, function(error, result) {
if (error) {
console.log("MYSQL UPDATE QUERY ERROR: " + error);
} else if (result.affectedRows === 0) {
console.log("MYSQL UPDATE QUERY ERROR: " + error);
} else {
console.log("Status of burger has been updated!");
}
callback(result);
});
}
}
// export ORM
module.exports = orm;