Responsible for fetching version code from play console and incrementing version code.

Fastfile increment_version_code_in_project_gradle.rb

desc "Responsible for fetching version code from play console and incrementing version code."
lane :increment_version_code_in_project_gradle do
  version_code_from_play_store_strings = google_play_track_version_codes(
    package_name: PACKAGE_NAME,   # PACKAGE_NAME is a global variable defined earlier
    track: "production",          # this can be alpha, beta etc.
    json_key: PLAYSTORE_KEY_PATH,
  )
  version_code_from_play_store = version_code_from_play_store_strings[0].to_i
  UPDATED_VERSION_CODE = version_code_from_play_store + 1
  increment_version_code(
    gradle_file_path: Dir.pwd + "/../app/build.gradle",
    version_code: UPDATED_VERSION_CODE.to_i
  )
end