/*
 * SonarQube
 * Copyright (C) 2009-2023 SonarSource SA
 * mailto:info AT sonarsource DOT com
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */
package org.sonar.server.webhook;

import java.io.IOException;
import java.util.List;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.slf4j.event.Level;
import org.sonar.api.ce.posttask.PostProjectAnalysisTask;
import org.sonar.api.testfixtures.log.LogTester;
import org.sonar.db.DbClient;
import org.sonar.db.DbTester;
import org.sonar.db.component.ComponentDbTester;
import org.sonar.db.project.ProjectDto;
import org.sonar.db.webhook.WebhookDbTester;
import org.sonar.server.async.AsyncExecution;

import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.verifyNoInteractions;
import static org.mockito.Mockito.verifyNoMoreInteractions;
import static org.slf4j.event.Level.DEBUG;
import static org.sonar.db.DbTester.create;
import static org.sonar.db.webhook.WebhookTesting.newGlobalWebhook;
import static org.sonar.db.webhook.WebhookTesting.newWebhook;

public class SynchronousWebHooksImplIT {

  private static final long NOW = 1_500_000_000_000L;

  @Rule
  public LogTester logTester = new LogTester();

  @Rule
  public DbTester db = create();
  private final DbClient dbClient = db.getDbClient();

  private final WebhookDbTester webhookDbTester = db.webhooks();
  private final ComponentDbTester componentDbTester = db.components();
  private final TestWebhookCaller caller = new TestWebhookCaller();
  private final WebhookDeliveryStorage deliveryStorage = mock(WebhookDeliveryStorage.class);
  private final WebhookPayload mock = mock(WebhookPayload.class);
  private final AsyncExecution synchronousAsyncExecution = Runnable::run;
  private final PostProjectAnalysisTask.LogStatistics taskStatistics = mock(PostProjectAnalysisTask.LogStatistics.class);
  private final WebHooksImpl underTest = new WebHooksImpl(caller, deliveryStorage, synchronousAsyncExecution, dbClient);

  @Before
  public void before() {
    logTester.setLevel(Level.DEBUG);
  }

  @Test
  public void isEnabled_returns_false_if_no_webhooks() {
    ProjectDto projectDto = componentDbTester.insertPrivateProject().getProjectDto();
    assertThat(underTest.isEnabled(projectDto)).isFalse();
  }

  @Test
  public void isEnabled_returns_true_if_one_valid_global_webhook() {
    ProjectDto projectDto = componentDbTester.insertPrivateProject().getProjectDto();
    webhookDbTester.insert(newWebhook(projectDto).setName("First").setUrl("http://url1"), projectDto.getKey(), projectDto.getName());

    assertThat(underTest.isEnabled(projectDto)).isTrue();
  }

  @Test
  public void isEnabled_returns_true_if_one_valid_project_webhook() {
    ProjectDto projectDto = componentDbTester.insertPrivateProject().getProjectDto();
    webhookDbTester.insert(newWebhook(projectDto).setName("First").setUrl("http://url1"), projectDto.getKey(), projectDto.getName());

    assertThat(underTest.isEnabled(projectDto)).isTrue();
  }

  @Test
  public void do_nothing_if_no_webhooks() {
    ProjectDto projectDto = componentDbTester.insertPrivateProject().getProjectDto();

    underTest.sendProjectAnalysisUpdate(new WebHooks.Analysis(projectDto.getUuid(), "1", "#1"), () -> mock);

    assertThat(caller.countSent()).isZero();
    assertNoWebhookLogs();
    verifyNoInteractions(deliveryStorage);
  }

  @Test
  public void populates_log_statistics_even_if_no_webhooks() {
    ProjectDto projectDto = componentDbTester.insertPrivateProject().getProjectDto();

    underTest.sendProjectAnalysisUpdate(new WebHooks.Analysis(projectDto.getUuid(), "1", "#1"), () -> mock, taskStatistics);

    assertThat(caller.countSent()).isZero();
    assertNoWebhookLogs();
    verifyNoInteractions(deliveryStorage);
    verifyLogStatistics(0, 0);
  }

  @Test
  public void send_global_webhooks() {
    ProjectDto projectDto = componentDbTester.insertPrivateProject().getProjectDto();
    webhookDbTester.insert(newGlobalWebhook().setName("First").setUrl("http://url1"), null, null);
    webhookDbTester.insert(newGlobalWebhook().setName("Second").setUrl("http://url2"), null, null);
    caller.enqueueSuccess(NOW, 200, 1_234);
    caller.enqueueFailure(NOW, new IOException("Fail to connect"));

    underTest.sendProjectAnalysisUpdate(new WebHooks.Analysis(projectDto.getUuid(), "1", "#1"), () -> mock, taskStatistics);

    assertThat(caller.countSent()).isEqualTo(2);
    assertThat(logTester.logs(DEBUG)).contains("Sent webhook 'First' | url=http://url1 | time=1234ms | status=200");
    assertThat(logTester.logs(DEBUG)).contains("Failed to send webhook 'Second' | url=http://url2 | message=Fail to connect");
    verify(deliveryStorage, times(2)).persist(any(WebhookDelivery.class));
    verify(deliveryStorage).purge(projectDto.getUuid());
    verifyLogStatistics(2, 0);
  }

  private void assertNoWebhookLogs() {
    assertThat(logTester.logs(DEBUG))
      .noneMatch(s -> s.contains("Sent webhook"))
      .noneMatch(s -> s.contains("Failed to send webhook"));
  }

  @Test
  public void send_project_webhooks() {
    ProjectDto projectDto = componentDbTester.insertPrivateProject().getProjectDto();
    webhookDbTester.insert(newWebhook(projectDto).setName("First").setUrl("http://url1"), projectDto.getKey(), projectDto.getName());
    caller.enqueueSuccess(NOW, 200, 1_234);

    underTest.sendProjectAnalysisUpdate(new WebHooks.Analysis(projectDto.getUuid(), "1", "#1"), () -> mock, taskStatistics);

    assertThat(caller.countSent()).isOne();
    assertThat(logTester.logs(DEBUG)).contains("Sent webhook 'First' | url=http://url1 | time=1234ms | status=200");
    verify(deliveryStorage).persist(any(WebhookDelivery.class));
    verify(deliveryStorage).purge(projectDto.getUuid());
    verifyLogStatistics(0, 1);
  }

  @Test
  public void send_global_and_project_webhooks() {
    ProjectDto projectDto = componentDbTester.insertPrivateProject().getProjectDto();
    webhookDbTester.insert(newWebhook(projectDto).setName("1First").setUrl("http://url1"), projectDto.getKey(), projectDto.getName());
    webhookDbTester.insert(newWebhook(projectDto).setName("2Second").setUrl("http://url2"), projectDto.getKey(), projectDto.getName());
    webhookDbTester.insert(newGlobalWebhook().setName("3Third").setUrl("http://url3"), null, null);
    webhookDbTester.insert(newGlobalWebhook().setName("4Fourth").setUrl("http://url4"), null, null);
    webhookDbTester.insert(newGlobalWebhook().setName("5Fifth").setUrl("http://url5"), null, null);
    caller.enqueueSuccess(NOW, 200, 1_234);
    caller.enqueueFailure(NOW, new IOException("Fail to connect 1"));
    caller.enqueueFailure(NOW, new IOException("Fail to connect 2"));
    caller.enqueueSuccess(NOW, 200, 5_678);
    caller.enqueueSuccess(NOW, 200, 9_256);

    underTest.sendProjectAnalysisUpdate(new WebHooks.Analysis(projectDto.getUuid(), "1", "#1"), () -> mock, taskStatistics);

    assertThat(caller.countSent()).isEqualTo(5);
    List<String> debugLogs = logTester.logs(DEBUG);
    assertThat(debugLogs)
      .contains("Sent webhook '1First' | url=http://url1 | time=1234ms | status=200")
      .contains("Failed to send webhook '2Second' | url=http://url2 | message=Fail to connect 1")
      .contains("Failed to send webhook '3Third' | url=http://url3 | message=Fail to connect 2")
      .contains("Sent webhook '4Fourth' | url=http://url4 | time=5678ms | status=200")
      .contains("Sent webhook '5Fifth' | url=http://url5 | time=9256ms | status=200");
    verify(deliveryStorage, times(5)).persist(any(WebhookDelivery.class));
    verify(deliveryStorage).purge(projectDto.getUuid());
    verifyLogStatistics(3, 2);
  }

  private void verifyLogStatistics(int global, int project) {
    verify(taskStatistics).add("globalWebhooks", global);
    verify(taskStatistics).add("projectWebhooks", project);
    verifyNoMoreInteractions(taskStatistics);
  }

}
