const Git = require("nodegit")

// Open the repository directory.
Git.Repository.open(".")
  // Open the master branch.
  .then(function (repo) {
    return repo.getMasterCommit()
  })
  // Display information about commits on master.
  .then(function (firstCommitOnMaster) {
    // Create a new history event emitter.
    var history = firstCommitOnMaster.history()

    // Create a counter to only show up to 9 entries.
    var count = 0

    // Listen for commit events from the history.
    history.on("commit", function (commit) {
      // Disregard commits past 9.
      if (++count >= 9) {
        return
      }

      // Show the commit sha.
      console.log("commit " + commit.sha())

      // Store the author object.
      var author = commit.author()

      // Display author information.
      console.log(
        "Author:\t" + author.name() + " <" + author.email() + ">"
      )

      // Show the commit date.
      console.log("Date:\t" + commit.date())

      // Give some space and show the message.
      console.log("\n    " + commit.message())
    })

    // Start emitting events.
    history.start()
  })