JqlValidator.java

package se.bjurr.sbcc;

import static com.google.common.collect.Lists.newArrayList;
import static java.lang.Boolean.FALSE;
import static java.lang.Boolean.TRUE;

import java.io.UnsupportedEncodingException;
import java.util.List;

import se.bjurr.sbcc.data.SbccChangeSet;
import se.bjurr.sbcc.settings.SbccSettings;

import com.atlassian.applinks.api.ApplicationLinkService;
import com.atlassian.applinks.api.CredentialsRequiredException;
import com.atlassian.sal.api.net.ResponseException;
import com.google.common.annotations.VisibleForTesting;

public class JqlValidator {
  private final SbccSettings settings;
  private final SbccRenderer renderer;
  private final ApplicationLinkService applicationLinkService;
  private static JiraClient jiraClient = new JiraClient();

  public JqlValidator(
      ApplicationLinkService applicationLinkService, SbccSettings settings, SbccRenderer renderer) {
    this.settings = settings;
    this.renderer = renderer;
    this.applicationLinkService = applicationLinkService;
  }

  public List<String> validateJql(SbccChangeSet sbccChangeSet)
      throws CredentialsRequiredException, UnsupportedEncodingException, ResponseException {
    List<String> failingJqls = newArrayList();
    if (!settings.shouldCheckJql()) {
      return failingJqls;
    }
    if (settings.getCommitRegexp().isPresent()) {
      for (String renderedJqlQUery :
          renderer.renderAll(
              SbccRenderer.SBCCVariable.REGEXP,
              settings.getCommitRegexp().get(),
              sbccChangeSet,
              settings.getJqlCheckQuery())) {
        if (addJqlQuery(failingJqls, renderedJqlQUery)) {
          return newArrayList();
        }
      }
    } else {
      if (addJqlQuery(failingJqls, renderer.render(settings.getJqlCheckQuery()))) {
        return newArrayList();
      }
    }
    return failingJqls;
  }

  private Boolean addJqlQuery(List<String> failingJqls, String renderedJqlQUery)
      throws CredentialsRequiredException, UnsupportedEncodingException, ResponseException {
    if (jiraClient.getNumberOfJqlResults(applicationLinkService, renderedJqlQUery) > 0) {
      return TRUE;
    }
    failingJqls.add(renderedJqlQUery);
    return FALSE;
  }

  @VisibleForTesting
  public static void setJiraClient(JiraClient jiraClient) {
    JqlValidator.jiraClient = jiraClient;
  }
}