git ssb

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const nest = require('depnest')
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const { h, computed } = require('mutant')
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const More = require('hypermore')
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const morphdom = require('morphdom')
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exports.gives = nest('app.page.channel')
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exports.needs = nest({
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  'app.html.nav': 'first',
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  'app.html.threadCard': 'first',
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  'history.sync.push': 'first',
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  'state.obs.channel': 'first',
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  'translations.sync.strings': 'first',
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})
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function latestUpdate(thread) {
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  var m = thread.timestamp
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  if(!thread.replies) return m
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  for(var i = 0; i < thread.replies.length; i++)
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    m = Math.max(thread.replies[i].timestamp, m)
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  return m
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}
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exports.create = (api) => {
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  return nest('app.page.channel', function (location) {
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    // location here can expected to be: { page: 'home' }
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    var strings = api.translations.sync.strings()
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    var container = h('div.container', [])
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    var channelObs = api.state.obs.channel(location.channel)
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    //disable "Show More" button when we are at the last thread.
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    var disableShowMore = computed([channelObs], threads => !!threads.ended)
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    var threadsHtmlObs = More(
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      channelObs,
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      function render (threads) {
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        morphdom(container,
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          // LEGACY: some of these containers could be removed
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          // but they are here to be compatible with the old MCSS.
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          h('div.container', [
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            //private section
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            h('section.updates -directMessage', [
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              h('div.threads',
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                Object.keys(threads.roots)
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                .map(function (id) {
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                  return threads.roots[id]
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                })
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                .sort(function (a, b) {
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                  return latestUpdate(b) - latestUpdate(a)
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                })
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                .map(function (thread) {
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                  return api.app.html.threadCard(thread)
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                })
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              )
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            ])
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          ])
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        )
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        return container
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      }
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    )
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    return h('Page -home', {title: location.channel}, [
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      threadsHtmlObs,
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      h('button', {
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        'ev-click': threadsHtmlObs.more,
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         disabled: disableShowMore
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      }, [strings.showMore])
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    ])
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  })
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}
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