s3delete.js

var _ = require('lodash');

module.exports = {
  name: 's3delete',
  description: 'Deletes a published asset set from S3',
  usage: '[-e <environmment>] <build>',
};

function cmd(bosco, args) {
  if (!bosco.knox) bosco.error('You don\'t appear to have any S3 config for this environment?');
  var toDelete = args[0] || 'Not specified';

  function confirm(message, next) {
    bosco.prompt.start();
    bosco.prompt.get({
      properties: {
        confirm: {
          description: message,
        },
      },
    }, function(err, result) {
      if (!result) return next({message: 'Did not confirm'});
      if (result.confirm === 'Y' || result.confirm === 'y') {
        next(null, true);
      } else {
        next(null, false);
      }
    });
  }

  bosco.knox.list({ prefix: bosco.options.environment + '/' + toDelete }, function(err, data) {
    var files = _.pluck(data.Contents, 'Key');
    if (files.length === 0) return bosco.error('There doesn\'t appear to be any files matching that push.');

    confirm('Are you sure you want to delete '.white + (files.length + '').green + ' files in push ' + toDelete.green + '?', function(err, confirmed) {
      if (err || !confirmed) return;
      bosco.knox.deleteMultiple(files, function(err, res) {
        if (err) return bosco.error(err.message);
        if (res.statusCode === '200') {
          bosco.log('Completed deleting ' + toDelete.blue);
        }
      });
    });
  });
}

module.exports.cmd = cmd;