/**
 * Service which provides helper methods for reasoning about builds.
 */
angular.module('quay').factory('BuildService', [function() {
  var buildService = {};
  buildService.isActive = function(build) {
    return build.phase != 'complete' && build.phase != 'error' && build.phase != 'expired' && build.phase != 'cancelled';
  };

  buildService.getBuildMessage = function(phase) {
    switch (phase) {
      case 'cannot_load':
        return 'Cannot load build status';

      case 'starting':
      case 'initializing':
        return 'Starting Dockerfile build';

      case 'waiting':
        return 'Waiting for available build worker';

      case 'unpacking':
        return 'Unpacking build package';

      case 'pulling':
        return 'Pulling base image';

      case 'building':
        return 'Building image from Dockerfile';

      case 'checking-cache':
        return 'Looking up cached images';

      case 'priming-cache':
        return 'Priming cache for build';

      case 'build-scheduled':
        return 'Preparing build node';

      case 'pushing':
        return 'Pushing image built from Dockerfile';

      case 'complete':
        return 'Dockerfile build completed and pushed';

      case 'error':
        return 'Dockerfile build failed';

      case 'expired':
        return 'Build did not complete after 3 attempts. Re-submit this build to try again.';

      case 'internalerror':
        return 'An internal system error occurred while building; the build will be retried in the next few minutes.';

      case 'cancelled':
        return 'This build was previously cancelled.';

    }
  };

  return buildService;
}]);