/*
    * Copyright 2013-2020 the original author or authors.
    *
    * 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
    *
    *      https://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.
   */
  
  package org.springframework.cloud.contract.maven.verifier;
  
  import java.io.File;
  import java.util.HashMap;
  import java.util.Map;
  
  import org.apache.maven.plugin.AbstractMojo;
  import org.apache.maven.plugins.annotations.Mojo;
  import org.apache.maven.plugins.annotations.Parameter;
  import org.apache.maven.project.MavenProject;
  
  import org.springframework.cloud.contract.stubrunner.ContractProjectUpdater;
  import org.springframework.cloud.contract.stubrunner.ScmStubDownloaderBuilder;
  import org.springframework.cloud.contract.stubrunner.StubRunnerOptions;
  import org.springframework.cloud.contract.stubrunner.StubRunnerOptionsBuilder;
  import org.springframework.cloud.contract.stubrunner.spring.StubRunnerProperties;
  import org.springframework.util.StringUtils;
  
  /**
   * The generated stubs get committed to the SCM repo and pushed to origin.
   *
   * @author Marcin Grzejszczak
   */
  @Mojo(name = "pushStubsToScm")
  public class PushStubsToScmMojo extends AbstractMojo {
  
  	@Parameter(defaultValue = "${project.build.directory}", readonly = true, required = true)
  	private File projectBuildDirectory;
  
  	@Parameter(property = "stubsDirectory", defaultValue = "${project.build.directory}/stubs")
  	private File outputDirectory;
  
  	/**
  	 * Set this to "true" to bypass the whole Verifier execution.
  	 */
  	@Parameter(property = "spring.cloud.contract.verifier.skip", defaultValue = "false")
  	private boolean skip;
  
  	/**
  	 * Set this to "true" to bypass only JAR creation.
  	 */
  	@Parameter(property = "spring.cloud.contract.verifier.publish-stubs-to-scm.skip", defaultValue = "false")
  	private boolean taskSkip;
  
  	@Parameter(defaultValue = "${project}", readonly = true)
  	private MavenProject project;
  
  	/**
  	 * The user name to be used to connect to the repo with contracts.
  	 */
  	@Parameter(property = "contractsRepositoryUsername")
  	private String contractsRepositoryUsername;
  
  	/**
  	 * The password to be used to connect to the repo with contracts.
  	 */
  	@Parameter(property = "contractsRepositoryPassword")
  	private String contractsRepositoryPassword;
  
  	/**
  	 * The URL from which a contracts should get downloaded. If not provided but
  	 * artifactid / coordinates notation was provided then the current Maven's build
  	 * repositories will be taken into consideration.
  	 */
  	@Parameter(property = "contractsRepositoryUrl")
  	private String contractsRepositoryUrl;
  
  	/**
  	 * Picks the mode in which stubs will be found and registered.
  	 */
  	@Parameter(property = "contractsMode", defaultValue = "CLASSPATH")
  	private StubRunnerProperties.StubsMode contractsMode;
  
  	/**
  	 * If set to {@code false} will NOT delete stubs from a temporary folder after running
  	 * tests.
  	 */
  	@Parameter(property = "deleteStubsAfterTest", defaultValue = "true")
  	private boolean deleteStubsAfterTest;
  
  	/**
  	 * Map of properties that can be passed to custom
  	 * {@link org.springframework.cloud.contract.stubrunner.StubDownloaderBuilder}.
 	 */
 	@Parameter(property = "contractsProperties")
 	private Map<String, String> contractsProperties = new HashMap<>();
 
 	@Override
 	public void execute() {
 		if (this.skip || this.taskSkip) {
 			getLog().info("Skipping Spring Cloud Contract Verifier execution: spring.cloud.contract.verifier.skip="
 					+ this.skip + ", spring.cloud.contract.verifier.publish-stubs-to-scm.skip=" + this.taskSkip);
 			return;
 		}
 		if (StringUtils.isEmpty(this.contractsRepositoryUrl)
 				|| !ScmStubDownloaderBuilder.isProtocolAccepted(this.contractsRepositoryUrl)) {
 			getLog().info("Skipping pushing stubs to scm since your "
 					+ "[contractsRepositoryUrl] property doesn't match any of the accepted protocols");
 			return;
 		}
 		String projectName = this.project.getGroupId() + ":" + this.project.getArtifactId() + ":"
 				+ this.project.getVersion();
 		getLog().info("Pushing Stubs to SCM for project [" + projectName + "]");
 		new ContractProjectUpdater(buildOptions()).updateContractProject(projectName, this.outputDirectory.toPath());
 	}
 
 	StubRunnerOptions buildOptions() {
 		StubRunnerOptionsBuilder builder = new StubRunnerOptionsBuilder()
 				.withOptions(StubRunnerOptions.fromSystemProps()).withStubRepositoryRoot(this.contractsRepositoryUrl)
 				.withStubsMode(this.contractsMode).withUsername(this.contractsRepositoryUsername)
 				.withPassword(this.contractsRepositoryPassword).withDeleteStubsAfterTest(this.deleteStubsAfterTest)
 				.withProperties(this.contractsProperties);
 		return builder.build();
 	}
 
 }