Feat: Donation Data Acsess Object created

helpmehelpapplication/src/main/java/ntnu/systemutvikling/team6/DAO/DonationDAO.java

@@ -1,3 +1,34 @@
 package ntnu.systemutvikling.team6.DAO;
 
-public class DonationDAO {}
+import ntnu.systemutvikling.team6.database.DatabaseConnection;
+import ntnu.systemutvikling.team6.models.Charity;
+
+import java.sql.*;
+import java.util.Calendar;
+import java.util.UUID;
+
+public class DonationDAO {
+    private static final DatabaseConnection connection = new DatabaseConnection();
+
+    public static void addDonation(Charity charity, double amount){
+        String sql_query =
+                """
+                INSERT INTO Donations (UUID_Donations, amount, date, Charities_UUID_charities)
+                VALUES (?, ?, ?, ?)
+                """;
+        try (Connection conn = connection.getMySqlConnection();
+        PreparedStatement ps = conn.prepareStatement(sql_query)){
+            conn.setAutoCommit(false);
+
+            ps.setString(1, UUID.randomUUID().toString());
+            ps.setDouble(2, amount);
+            ps.setDate(3, new Date(System.currentTimeMillis()));
+            ps.setString(4, charity.getUUID().toString());
+
+            ps.executeUpdate();
+            conn.commit();
+        } catch (SQLException e) {
+            throw new RuntimeException(e);
+        }
+    }
+}