Init of Database

- don't look in the database, 'cause is a little messy

src/main/java/device/Hue.java

@@ -9,6 +9,10 @@ import support.Rest;
  * Classe che permette di controllare le luci Philips Hue
  */
 public class Hue {
+
+    /**
+     * La luminopsita' massima a cui si puo' arrivare
+     */
     public static final int MAX_BRIGHTNESS = 255;
     //private String baseURL = "192.168.0.2";
     //private String username = "C0vPwqjJZo5Jt9Oe5HgO6sBFFMxgoR532IxFoGmx";
@@ -22,12 +26,28 @@ public class Hue {
      */
     private Map<String, ?> allLights;
 
+    /**
+     * L'ultima luminosita' impostata
+     */
     private int brightness = 0;
 
+    /**
+     * Cerca le luci Philips Hue a ll'indirizzo <a href="http://172.30.1.138/api/C0vPwqjJZo5Jt9Oe5HgO6sBFFMxgoR532IxFoGmx/lights/">http://172.30.1.138/api/C0vPwqjJZo5Jt9Oe5HgO6sBFFMxgoR532IxFoGmx/lights/</a>
+     */
     public Hue () {
-        this("http://172.30.1.138/api/C0vPwqjJZo5Jt9Oe5HgO6sBFFMxgoR532IxFoGmx/lights/");
+        this("172.30.1.138", "C0vPwqjJZo5Jt9Oe5HgO6sBFFMxgoR532IxFoGmx");
     }
-    
+
+    //todo maybe the key is the user, but who knows?
+    /**
+     * Cerca le luci Philips Hue nell'indirizzo specificato e con la chiave specificata
+     * @param ip l'indirizzo IP
+     * @param key la chiuave utililzzata
+     */
+    public Hue(String ip, String key) {
+        this("http://" + ip + "/api/" + key + "/lights/");
+    }
+
     /**
      * Inizializza la classe cercando tutte le luci all'indirizzo url specificato
      * 
@@ -36,7 +56,7 @@ public class Hue {
     public Hue (String url) {
         lightsURL = url;
         allLights = Rest.get(lightsURL);
-        // Todo brightness initial
+        // Todo brightness initial, maybe by default 50% or 75% of the total
     }
 
     /**

src/main/java/main/Main.java

@@ -1,18 +1,53 @@
 package main;
 
 import device.*;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import support.DBConnect;
 
 /**
  * Created by 20015159 on 28/08/2018.
  */
 public class Main {
 
+    /**
+     * Un Logger per capire meglio quali pezzi vengono eseguiti e quali no.
+     */
+    private static Logger log = LoggerFactory.getLogger("SeniorAssistant");
+
+    /**
+     * Funzione principale, qui si  creano tutte le classi che verranno utilizzate.
+     * @param args per ora nulla, ma forse in futuro si potrebbe mettere roba
+     */
     public static void main(String[] args) {
+        log.info("Connecting to hue lights");
+        Hue lights = new Hue();
+        log.info("Connecting to the sensors");
+        Sensor sensor = new Sensor();
+
+        try {
+            log.info("Connecting to Fitbit");
+            Fitbit fitbit = new Fitbit();
+            startInsertData(fitbit);    // add here functions associated with fitbit
+        } catch (Exception e) { // in this way the program will continue without fitbit
+            e.printStackTrace();
+        }
+
+        startWebhook(lights);
+    }
+
+    /**
+     * Fa partire il server Webhook per DialogFlow e continua l'esecuzione
+     * @param hue Le luci che vengono modificate a seconda delle richieste dell'utente
+     */
+    private static void startWebhook(Hue hue) {
+        log.info("Adding actions to Webhook");
         DialogFlowWebHook df = new DialogFlowWebHook();
 
-        df.addOnAction("LightsON", () -> {return "Luci accese";});
-        df.addOnAction("LightsOFF", () -> {return "Luci spente";});
+        df.addOnAction("LightsON", () -> {hue.turnOn(); return "Luci accese";});
+        df.addOnAction("LightsOFF", () -> {hue.turnOff(); return "Luci spente";});
 
+        log.info("Starting Webhook");
         df.startServer();
     }
 
@@ -24,7 +59,8 @@ public class Main {
      * (magari ci si calcola quando bisogna risvegliarsi e si mette un wait)
      * @param fibit da dove prende i dati
      */
-    private void startDb(Fitbit fibit) {
+    private static void startInsertData(Fitbit fibit) {
+        log.info("Connecting to DB to write fitbit data periodically");
         /*
         try {
             Connection conn = DBConnect.getInstance().getConnection();

src/main/java/support/DBConnect.java

@@ -1,8 +1,6 @@
 package support;
 
-import java.sql.Connection;
-import java.sql.DriverManager;
-import java.sql.SQLException;
+import java.sql.*;
 
 /**
  * Handle the connection to the SQLite database that stores our tasks.
@@ -12,28 +10,31 @@ import java.sql.SQLException;
 public class DBConnect {
 
     // todo add a db where we put daily (or hourly, but only for heart) updates
-    static private final String DB_LOCATION = "jdbc:sqlite:src/main/resources/tasks.db";
-    static private DBConnect instance = null;
+    public static final String DB_LOCATION = "jdbc:sqlite:src/main/resources/";
+    public static final String DB_NAME = "user_data.db";
 
-    private DBConnect() {
-        instance = this;
+    private static DBConnect instance;
+
+    private final Connection conn;
+
+    private DBConnect() throws SQLException {
+        conn = DriverManager.getConnection(DB_LOCATION + DB_NAME);
+        buildTablesIfNotExisting();
     }
 
     public static DBConnect getInstance() {
-        return (instance == null ? new DBConnect() : instance);
+        try {
+            instance = instance==null? new DBConnect():instance;
+        } catch (SQLException e) {
+            e.printStackTrace();
+        }
+        return instance;
     }
 
-    public Connection getConnection() throws SQLException {
-        try {
-            /* todo this might work for create the database
-            Connection conn = DriverManager.getConnection("jdbc:mysql://localhost/");
-            Statement s = Conn.createStatement();
-            int result = s.executeUpdate("CREATE DATABASE databasename");
-            st.close();
-            */
-            return DriverManager.getConnection(DB_LOCATION);
-        } catch (SQLException e) {
-            throw new SQLException("Cannot get connection to " + DB_LOCATION, e);
-        }
+    private void buildTablesIfNotExisting() throws SQLException {
+        Statement statement = conn.createStatement();
+        // todo working, but not quite well
+        statement.execute("CREATE TABLE IF NOT EXISTS user (user VARCHAR(16) PRIMARY KEY, name VARCHAR(16), birthday DATE);");
+        statement.execute("CREATE TABLE IF NOT EXISTS heart_rate (date DATE, rate DOUBLE, user VARCHAR(16), PRIMARY KEY(date, user));");
     }
 }