List renaming

Added list reanming through a ListPUT lambda. Potentially could be used to alter other List aspects in the future.

Also renamed itemID to listID for semantic unity

Lambdas/Lists/List/src/List.java

@@ -3,7 +3,7 @@ import java.sql.SQLException;
 import java.util.ArrayList;
 
 public class List {
-    Integer itemID;
+    Integer listID;
     String name;
     String owner;
     long lastUpdated;
@@ -11,7 +11,7 @@ public class List {
     boolean shared;
 
     public List(ResultSet listRow, boolean shared) throws SQLException {
-        itemID = listRow.getInt("listID");
+        listID = listRow.getInt("listID");
         name = listRow.getString("name");
         owner = listRow.getString("owner");
         lastUpdated = listRow.getTimestamp("lastUpdated").toInstant().toEpochMilli();
@@ -26,7 +26,7 @@ public class List {
     @Override
     public String toString() {
         return "List{" +
-                "itemID=" + itemID +
+                "listID=" + listID +
                 ", name='" + name + '\'' +
                 ", owner='" + owner + '\'' +
                 ", lastUpdated=" + lastUpdated +
@@ -38,12 +38,12 @@ public class List {
         return entries.toArray(new ItemEntry[entries.size()]);
     }
 
-    public Integer getItemID() {
-        return itemID;
+    public Integer getListID() {
+        return listID;
     }
 
-    public void setItemID(Integer itemID) {
-        this.itemID = itemID;
+    public void setListID(Integer listID) {
+        this.listID = listID;
     }
 
     public String getName() {

Lambdas/Lists/List/src/ListPUT.java

@@ -0,0 +1,11 @@
+import com.amazonaws.services.lambda.runtime.Context;
+import com.amazonaws.services.lambda.runtime.RequestHandler;
+
+import java.util.Map;
+
+public class ListPUT implements RequestHandler<Map<String,Object>, Object> {
+
+    public Object handleRequest(Map<String, Object> inputMap, Context unfilled) {
+        return BasicHandler.handleRequest(inputMap, unfilled, ListPutter.class);
+    }
+}

Lambdas/Lists/List/src/ListPutter.java

@@ -0,0 +1,44 @@
+import java.security.AccessControlException;
+import java.sql.*;
+import java.time.Instant;
+import java.util.HashMap;
+import java.util.Map;
+
+public class ListPutter implements CallHandler {
+    private final Connection connection;
+    private final String cognitoID;
+
+    private final String ACCESS_CHECK = "SELECT * from ListSharee WHERE userID = ? and listID = ?;";
+    private final String LIST_RENAME = "UPDATE List SET name = ?, lastUpdated = ? WHERE listID = ?;";
+
+    public ListPutter(Connection connection, String cognitoID) {
+        this.connection = connection;
+        this.cognitoID = cognitoID;
+    }
+
+    @Override
+    public Object conductAction(Map<String, Object> bodyMap, HashMap<String, String> queryMap, String cognitoID) throws SQLException {
+        Integer listID = Integer.parseInt(bodyMap.get("listID").toString());
+
+        PreparedStatement accessCheck = connection.prepareStatement(ACCESS_CHECK);
+        accessCheck.setString(1, cognitoID);
+        accessCheck.setInt(2, listID);
+        System.out.println(accessCheck);
+        ResultSet userLists = accessCheck.executeQuery();
+        if (!userLists.next()) {
+            throw new AccessControlException("User does not have access to list");
+        } else {
+            if (!ListPermissions.hasPermission(userLists.getInt("permissionLevel"), "Delete")) {
+                throw new AccessControlException("User " + cognitoID + " does not have permission to edit list " + listID);
+            }
+        }
+        PreparedStatement renameList = connection.prepareStatement(LIST_RENAME);
+        renameList.setString(1, bodyMap.get("name").toString());
+        renameList.setTimestamp(2, Timestamp.from(Instant.now()));
+        renameList.setInt(3, listID);
+        System.out.println(renameList);
+        renameList.executeUpdate();
+        connection.commit();
+        return null;
+    }
+}