WIP

Documentation/mqtt_broker_setup.txt

@@ -23,4 +23,91 @@ log_type all
 log_facility 5
 log_dest file /var/log/mosquitto/mosquitto.log
 
-https://www.digitalocean.com/community/tutorials/how-to-install-and-secure-the-mosquitto-mqtt-messaging-broker-on-ubuntu-18-04
+https://www.digitalocean.com/community/tutorials/how-to-install-and-secure-the-mosquitto-mqtt-messaging-broker-on-ubuntu-18-04
+
+
+let ormQuery = {};
+let whereClause = {};
+//let whereNest = {};
+//let whereDate = {};
+
+buildFuncs = {
+	month: function(query){
+		const validMonths = [
+			"1",
+			"2",
+			"3",
+			"4",
+			"5",
+			"6",
+			"7",
+			"8",
+			"9",
+			"10",
+			"11",
+			"12",
+		];
+		if (validMonths.includes(query.month)) {
+			whereClause = {
+				where: sequelize.where(
+					sequelize.fn("MONTH", sequelize.col("createdAt")),
+					query.month
+				),
+			};
+		} else {
+			query.month = getMonthFromString(query.month);
+			whereClause = {
+				where: sequelize.where(
+					sequelize.fn("MONTH", sequelize.col("createdAt")),
+					query.month
+				),
+			};
+		}
+	},
+	week: function(query){
+		whereClause.week = sequelize.where(
+			sequelize.fn("WEEK", sequelize.col("createdAt")),
+			query.week
+		);
+	},
+	sensorid: function (query){
+		whereClause.sensorid = sequelize.where(
+			sequelize.col("sensorid"),
+			query.sensorid
+		);
+	}
+}
+
+function getData(queryString)
+    for(let query in queryString){
+	if(buildFuncs[query]); buildFuncs[query](queryString)
+
+	if (!whereClause) {
+			return await sensorDataModel.findAll(ormQuery);
+		} else if (whereClause) {
+			console.log(whereClause);
+			//console.log(whereNest);
+			//console.log(whereDate);
+			console.log(query);
+			console.log(ormQuery);
+
+			return await sensorDataModel.findAll({
+				//limit default value if query.limit is undefined or not provided
+				limit: query.limit,
+				//The operators Op.and, Op.or and Op.not can be used to create arbitrarily complex nested logical comparisons.
+				//https://sequelize.org/docs/v6/core-concepts/model-querying-basics/#examples-with-opand-and-opor
+				where: {
+					//[Op.and]: [whereNest, whereClause],
+					[Op.and]: [whereClause],
+					createdAt: {
+						//https://stackoverflow.com/questions/43115151/sequelize-query-to-find-all-records-that-falls-in-between-date-range
+						[Op.between]: [whereClause.startdate, whereClause.enddate],
+					},
+				},
+
+				//only use where clause to lookup based on condition that i put into whereClause
+				...ormQuery,
+			});
+		}
+    }
+}