<?php

/*
 * Copyright 2012 Facebook, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

final class PonderVoteSaveController extends PonderController {

  private $kind;

  public function willProcessRequest(array $data) {
    $this->kind = $data['kind'];
  }

  public function processRequest() {
    $request = $this->getRequest();
    $user = $request->getUser();
    $newvote = $request->getInt("vote");
    $phid = $request->getStr("phid");

    if (1 < $newvote || $newvote < -1) {
      return new Aphront400Response();
    }

    $target = null;

    if ($this->kind == "question") {
      $target = PonderQuestionQuery::loadSingleByPHID($user, $phid);
    }
    else if ($this->kind == "answer") {
      $target = PonderAnswerQuery::loadSingleByPHID($user, $phid);
    }

    if (!$target) {
      return new Aphront404Response();
    }

    $editor = id(new PonderVoteEditor())
      ->setVotable($target)
      ->setActor($user)
      ->setVote($newvote)
      ->saveVote();

    return id(new AphrontAjaxResponse())->setContent(".");
  }
}