<?php

final class PhabricatorTransactions extends Phobject {

  const TYPE_COMMENT      = 'core:comment';
  const TYPE_SUBSCRIBERS  = 'core:subscribers';
  const TYPE_VIEW_POLICY  = 'core:view-policy';
  const TYPE_EDIT_POLICY  = 'core:edit-policy';
  const TYPE_JOIN_POLICY  = 'core:join-policy';
  const TYPE_INTERACT_POLICY = 'core:interact-policy';
  const TYPE_EDGE         = 'core:edge';
  const TYPE_CUSTOMFIELD  = 'core:customfield';
  const TYPE_TOKEN        = 'token:give';
  const TYPE_INLINESTATE  = 'core:inlinestate';
  const TYPE_SPACE = 'core:space';
  const TYPE_CREATE = 'core:create';
  const TYPE_COLUMNS = 'core:columns';
  const TYPE_SUBTYPE = 'core:subtype';
  const TYPE_HISTORY = 'core:history';
  const TYPE_MFA = 'core:mfa';
  const TYPE_FILE = 'core:file';

  const COLOR_RED         = 'red';
  const COLOR_ORANGE      = 'orange';
  const COLOR_YELLOW      = 'yellow';
  const COLOR_GREEN       = 'green';
  const COLOR_SKY         = 'sky';
  const COLOR_BLUE        = 'blue';
  const COLOR_INDIGO      = 'indigo';
  const COLOR_VIOLET      = 'violet';
  const COLOR_GREY        = 'grey';
  const COLOR_BLACK       = 'black';


  public static function getInlineStateMap() {
    return array(
      PhabricatorInlineComment::STATE_DRAFT =>
        PhabricatorInlineComment::STATE_DONE,
      PhabricatorInlineComment::STATE_UNDRAFT =>
        PhabricatorInlineComment::STATE_UNDONE,
    );
  }

  /**
   * Find the first transaction that matches a type.
   * @param array $xactions
   * @param string $type
   * @return PhabricatorTransactions|null
   */
  public static function findOneByType($xactions, $type) {
    foreach ($xactions as $xaction) {
      if ($xaction->getTransactionType() === $type) {
        return $xaction;
      }
    }
    return null;
  }

}