package emissary.util;
   
   import org.slf4j.Logger;
   import org.slf4j.LoggerFactory;
   
   import java.io.IOException;
   import java.io.InputStream;
   import java.nio.file.Files;
   import java.nio.file.Path;
  import java.util.Properties;
  
  /**
   * POJO for parsing and returning values from a git properties file. The properties file is created during the maven
   * build process by the git-commit-id-maven-plugin
   *
   */
  public class GitRepositoryState {
  
      private static final Logger LOG = LoggerFactory.getLogger(GitRepositoryState.class);
  
      private final String tags;
      private final String branch;
      private final String dirty;
      private final String remoteOriginUrl;
      private final String commitIdAbbrev;
      private final String commitId;
      private final String describe;
      private final String describeShort;
      private final String commitUserName;
      private final String commitUserEmail;
      private final String commitMessageFull;
      private final String commitMessageShort;
      private final String commitTime;
      private final String closestTagName;
      private final String closestTagCommitCount;
      private final String buildUserName;
      private final String buildUserEmail;
      private final String buildTime;
      private final String buildHost;
      private final String buildVersion;
  
      private GitRepositoryState(Properties properties) {
  
          this.tags = properties.get("git.tags").toString();
          this.branch = properties.get("git.branch").toString();
          this.dirty = properties.get("git.dirty").toString();
          this.remoteOriginUrl = properties.get("git.remote.origin.url").toString();
  
          this.commitIdAbbrev = properties.get("git.commit.id.abbrev").toString();
          this.commitId = properties.get("git.commit.id.full").toString();
          this.describe = properties.get("git.commit.id.describe").toString();
          this.describeShort = properties.get("git.commit.id.describe-short").toString();
          this.commitUserName = properties.get("git.commit.user.name").toString();
          this.commitUserEmail = properties.get("git.commit.user.email").toString();
          this.commitMessageFull = properties.get("git.commit.message.full").toString();
          this.commitMessageShort = properties.get("git.commit.message.short").toString();
          this.commitTime = properties.get("git.commit.time").toString();
          this.closestTagName = properties.get("git.closest.tag.name").toString();
          this.closestTagCommitCount = properties.get("git.closest.tag.commit.count").toString();
  
          this.buildUserName = properties.get("git.build.user.name").toString();
          this.buildUserEmail = properties.get("git.build.user.email").toString();
          this.buildTime = properties.get("git.build.time").toString();
          this.buildHost = properties.get("git.build.host").toString();
          this.buildVersion = properties.get("git.build.version").toString();
      }
  
      public static GitRepositoryState getRepositoryState() {
          return getRepositoryState("emissary.git.properties");
      }
  
      public static GitRepositoryState getRepositoryState(String gitProperties) {
          Properties properties = new Properties();
          try {
              properties.load(GitRepositoryState.class.getClassLoader().getResourceAsStream(gitProperties));
          } catch (IOException ie) {
              LOG.error("Failed to get repository state", ie);
          }
          return new GitRepositoryState(properties);
      }
  
      public static GitRepositoryState getRepositoryState(Path gitProperties) {
          Properties properties = new Properties();
          try (InputStream propertiesStream = Files.newInputStream(gitProperties)) {
              properties.load(propertiesStream);
          } catch (IOException ie) {
              LOG.error("Failed to get repository state", ie);
          }
          return new GitRepositoryState(properties);
      }
  
      public static String dumpVersionInfo(GitRepositoryState gitRepositoryState, String applicationName) {
          return String.format("%s Version: %s - built on %s - git hash: %s", applicationName, gitRepositoryState.buildVersion,
                  gitRepositoryState.buildTime, gitRepositoryState.getCommitIdAbbrev());
      }
  
      public String getTags() {
          return tags;
      }
 
     public String getBranch() {
         return branch;
     }
 
     public String getDirty() {
         return dirty;
     }
 
     public String getRemoteOriginUrl() {
         return remoteOriginUrl;
     }
 
     public String getCommitIdAbbrev() {
         return commitIdAbbrev;
     }
 
     public String getCommitId() {
         return commitId;
     }
 
     public String getDescribe() {
         return describe;
     }
 
     public String getDescribeShort() {
         return describeShort;
     }
 
     public String getCommitUserName() {
         return commitUserName;
     }
 
     public String getCommitUserEmail() {
         return commitUserEmail;
     }
 
     public String getCommitMessageFull() {
         return commitMessageFull;
     }
 
     public String getCommitMessageShort() {
         return commitMessageShort;
     }
 
     public String getCommitTime() {
         return commitTime;
     }
 
     public String getClosestTagName() {
         return closestTagName;
     }
 
     public String getClosestTagCommitCount() {
         return closestTagCommitCount;
     }
 
     public String getBuildUserName() {
         return buildUserName;
     }
 
     public String getBuildUserEmail() {
         return buildUserEmail;
     }
 
     public String getBuildTime() {
         return buildTime;
     }
 
     public String getBuildHost() {
         return buildHost;
     }
 
     public String getBuildVersion() {
         return buildVersion;
     }
 }