var h = require('hyperscript')
var ui = require('../ui')
var u = require('../util')
var pull = require('pull-stream')
var Scroller = require('pull-scroll')

function unbox(msg) {
  return u.first(exports.message_unbox, function (fn) {
    return fn(msg)
  })
}

exports.screen_view = function (path, sbot) {
  if(path === '/private') {

    var content = h('div.column')

    var div = h('div.column', {style: {'overflow':'auto'}}, content)
    var render = ui.createRenderers(exports.message_render, sbot)

    pull(
      u.next(
        sbot.createLogStream.bind(sbot),
        {reverse: true, limit: 1000}
//,
//        'lt', 'timestamp'
      ),
      pull.through(function (e) {
        console.log('msg')
      }),
      pull.filter(function (msg) {
        return 'string' == typeof msg.value.content
      }),
      pull.map(unbox),
      pull.filter(Boolean),
      Scroller(div, content, render, false, false, function (err) {
        if(err) throw err
      })
    )

    return div
  }
}

exports.message_render = []
exports.message_compose = []
exports.message_unbox = []