Almost done

src/main/java/datamodel/Database.java

@@ -190,5 +190,58 @@ public class Database {
         return false;
     }
 
-    /* --- TODO: insert more own code here --- */
+    public Reservation addReservation(String username, String movie, String date) {
+        if(!isConnected()) {
+            System.err.println("addReservation: no connection to database");
+            return null;
+        }
+
+        System.out.println("Adding reservation for " + username + " for " + movie + " on " + date);
+
+        try {
+            Statement stmt = conn.createStatement();
+            ResultSet rs = stmt.executeQuery("SELECT * FROM Users WHERE username = '" + username + "'");
+            if (rs.next()) {
+                int user_id = rs.getInt("id");
+                // rs = stmt.executeQuery("SELECT * FROM Showings JOIN Movies ON Showings.movie_id = Movies.movie_id WHERE name = '" + movie + "' AND show_date = '" + date + "'");
+                rs = stmt.executeQuery("SELECT * FROM Showings JOIN Movies ON Showings.movie_id = Movies.movie_id WHERE name = '" + movie + "' AND show_date = '" + date + "'");
+                if (rs.next()) {
+                    System.out.println("Adding reservation");
+                    int showing_id = rs.getInt("showing_id");
+                    String theater = rs.getString("theater_id");
+                    stmt.executeUpdate("INSERT INTO Reservations (user_id, showing_id) VALUES (" + user_id + ", " + showing_id + ")");
+                    System.out.println("Reservation added");
+                    int bookingId = stmt.getGeneratedKeys().getInt(1);
+                    return new Reservation(bookingId, movie, date, theater);
+                }
+            }
+            else {
+                System.err.println(String.format("addReservation: user %s not found", username));
+            }
+        } catch (SQLException e) {
+            e.printStackTrace();
+        }
+        return null;
+    }
+
+    public ArrayList<Reservation> getReservations(String username) {
+        ArrayList<Reservation> reservations = new ArrayList<Reservation>();
+
+        if(!isConnected()) {
+            System.err.println("getReservations: no connection to database");
+            return reservations;
+        }
+
+        try {
+            Statement stmt = conn.createStatement();
+            ResultSet rs = stmt.executeQuery("SELECT *, Theaters.name AS theater_name FROM Reservations JOIN Showings ON Reservations.showing_id = Showings.showing_id JOIN Movies ON Showings.movie_id = Movies.movie_id JOIN Theaters ON Showings.theater_id = Theaters.theater_id JOIN users ON Reservations.user_id = Users.id WHERE username = '" + username + "'");
+            while (rs.next()) {
+                reservations.add(new Reservation(rs.getInt("reservation_id"), rs.getString("name"), rs.getString("show_date"), rs.getString("theater_name")));
+            }
+        } catch (SQLException e) {
+            e.printStackTrace();
+        }
+
+        return reservations;
+    }
 }

src/main/java/gui/BookingTab.java

@@ -11,6 +11,7 @@ import java.util.List;
 
 import datamodel.CurrentUser;
 import datamodel.Database;
+import datamodel.Reservation;
 import datamodel.Show;
 
 import java.util.ArrayList;
@@ -67,10 +68,12 @@ public class BookingTab {
 				(event) -> {
 					String movie = moviesList.getSelectionModel().getSelectedItem();
 					String date = datesList.getSelectionModel().getSelectedItem();
+					String user = CurrentUser.instance().getCurrentUserId();
+					Reservation r = db.addReservation(user, movie, date);
 					/* --- TODO: should attempt to book a ticket via the database --- */
 					/* --- do not forget to report booking number! --- */
 					/* --- update the displayed details (free seats) --- */
-					report("Booked one ticket to "+movie+" on "+date);
+					report(String.format("Ticket booked for %s on %s. Reservation number: %d", movie, date, r.getBookingId()));
 				});
 		
 		report("Ready.");

src/main/java/gui/ReservationsTab.java

@@ -4,6 +4,7 @@ import java.util.Arrays;
 import java.util.List;
 
 import datamodel.Reservation;
+import datamodel.CurrentUser;
 import datamodel.Database;
 import javafx.fxml.FXML;
 import javafx.scene.control.TableColumn;
@@ -57,8 +58,11 @@ public class ReservationsTab {
 	public void updateList() {
 		/* --- TODO: replace with own code using the database object instead --- */
 		System.out.println("Update booking list called.");
+
+		// Get the list of bookings from the database
+		List<Reservation> bookings = db.getReservations(CurrentUser.instance().getCurrentUserId());
 		
-		List<Reservation> bookings = Arrays.asList(new Reservation(1, "Star Wars", "2019-12-30", "Bio Söder"));
+		// List<Reservation> bookings = Arrays.asList(new Reservation(1, "Star Wars", "2019-12-30", "Bio Söder"));
 		tableReservations.getItems().setAll(bookings);
 	}
 }

src/main/resources/migration.sql

@@ -35,9 +35,9 @@ CREATE TABLE IF NOT EXISTS Showings (
 
 CREATE TABLE IF NOT EXISTS Reservations (
     reservation_id INTEGER PRIMARY KEY,
-    username VARCHAR(50) REFERENCES Users(id),
+    user_id INTEGER REFERENCES Users(id),
     showing_id INTEGER REFERENCES Showings(showing_id),
-    reservation_number VARCHAR(50) UNIQUE NOT NULL DEFAULT (hex(randomblob(2))) -- 4 characters
+    reservation_number VARCHAR(50) UNIQUE DEFAULT (hex(randomblob(2))) -- 4 characters
 );
 
 INSERT INTO Theaters (name, total_seats) VALUES ('Theater 1', 100);
@@ -57,7 +57,7 @@ INSERT INTO Showings (movie_id, theater_id, show_date) VALUES (3, 1, '2024-08-12
 INSERT INTO Showings (movie_id, theater_id, show_date) VALUES (1, 2, '2024-03-04');
 INSERT INTO Showings (movie_id, theater_id, show_date) VALUES (2, 2, '2024-01-10');
 
-INSERT INTO Reservations (username, showing_id) VALUES (1, 1);
+INSERT INTO Reservations (user_id, showing_id) VALUES (1, 1);
-INSERT INTO Reservations (username, showing_id) VALUES (2, 2);
+INSERT INTO Reservations (user_id, showing_id) VALUES (2, 2);
-INSERT INTO Reservations (username, showing_id) VALUES (3, 3);
+INSERT INTO Reservations (user_id, showing_id) VALUES (3, 3);
-INSERT INTO Reservations (username, showing_id) VALUES (1, 4);
+INSERT INTO Reservations (user_id, showing_id) VALUES (1, 4);