var ref  = require('ssb-ref')
var pull = require('pull-stream')

module.exports = function (sbot) {
  return function (opts, apply, req) {
    id = req.cookies.id || sbot.id
    if(!ref.isMsg(opts.root)) throw new Error('/likes requires msg root')
//    console.log('Likes', opts)
    var expression = 'Yup'
    return function (cb) {
      pull(
        sbot.links({dest: opts.id, rel: 'vote'}),
        pull.collect(function (err, ary) {
  //      return cb(null, ['button', 'Yup2'])

          cb(null, apply('publish', {
              id: id,
//                suggestedRecps: data.value.author,
              content: {
                type: 'vote',
                root: opts.root, branch: opts.branch,
                vote: {
                  link:opts.id, value: 1,
                  expression: expression//Tr(req.cookies.lang)('Like')
                },
                channel: opts.channel,
                recps: opts.recps
              },
              name: expression + ' ' + (ary.length ? '('+ary.length+')' : '')
            })
          )
        })
      )
    }
  }
}