Treat ListSharee as access table

This is so that multiple users can be paired with a single list.

In the future, we may want to reconsider list deletion behavior to simply remove a user's access and only delete it when no one has access.

We may also want the user deletion Lambda to use the list deletion Lambda when it is created.

Lambdas/Lists/List/src/ListAdder.java

@@ -8,7 +8,8 @@ public class ListAdder implements CallHandler {
     private Connection connection;
     private String cognitoID;
 
-    private final String LIST_CREATE = "INSERT INTO List (name, owner, lastUpdated) VALUES (?, ?, ?)";
+    private final String LIST_CREATE = "INSERT INTO List (name, owner, lastUpdated) VALUES (?, ?, ?);";
+    private final String LIST_ACCESS_GRANT = "INSERT INTO ListSharee(listID, userID) VALUES(?, ?);";
 
     public ListAdder(Connection connection, String cognitoID) {
         this.connection = connection;
@@ -17,7 +18,9 @@ public class ListAdder implements CallHandler {
 
     public Object conductAction(Map<String, Object> bodyMap, HashMap<String, String> queryString, String cognitoID) throws SQLException {
         PreparedStatement statement = connection.prepareStatement(LIST_CREATE, Statement.RETURN_GENERATED_KEYS);
-        statement.setString(1, bodyMap.get("name").toString());//Needs safe checking
+
+        String listName = bodyMap.get("name").toString();//Needs safe checking
+        statement.setString(1, listName);
         statement.setString(2, cognitoID);
         statement.setTimestamp(3, Timestamp.from(Instant.now()));
         System.out.println(statement);
@@ -25,7 +28,13 @@ public class ListAdder implements CallHandler {
         ResultSet newIDRS = statement.getGeneratedKeys();
         newIDRS.first();
         Integer newID = newIDRS.getInt(1);
+        PreparedStatement accessGrant = connection.prepareStatement(LIST_ACCESS_GRANT);
+        accessGrant.setInt(1, newID);
+        accessGrant.setString(2, cognitoID);
+        System.out.println(accessGrant);
+        accessGrant.executeUpdate();
         connection.commit();
+        System.out.println(newID);
         return newID;
     }
 }

Lambdas/Lists/List/src/ListGetter.java

@@ -11,7 +11,7 @@ public class ListGetter implements CallHandler{
     private final String cognitoID;
 
     private final String GET_LIST = "SELECT * FROM List WHERE listID = ?;";
-    private final String GET_LISTS = "SELECT listID FROM List WHERE owner = ?;";
+    private final String GET_LISTS = "SELECT listID FROM ListSharee WHERE userID = ?;";
     private final String GET_ENTRIES = "SELECT * FROM ListProduct WHERE listID = ?;";
 
     public ListGetter(Connection connection, String cognitoID) {