git ssb

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const h = require('mutant/h')
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const computed = require('mutant/computed')
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const ref = require('ssb-ref')
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const nest = require('depnest')
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exports.needs = nest({
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  'message.obs.get': 'first',
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  'profile.html.person': 'first',
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  'message.html.metas': 'first',
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  'intl.sync.i18n': 'first'
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})
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exports.gives = nest('message.html.missing')
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exports.create = function (api) {
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  const i18n = api.intl.sync.i18n
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  return nest('message.html.missing', function (id, hintMessage) {
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    if (!ref.isMsg(id)) return
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    const msg = api.message.obs.get(id, hintMessage)
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    return computed(msg, msg => {
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      if (msg && msg.value && msg.value.missing) {
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        // TODO: handle out-of-order resolved message, or message resolved later
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        return messageMissing(msg, hintMessage)
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      }
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    })
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  })
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  function messageMissing (msg, hintMessage) {
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    const element = h('Message -missing -reply', [
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      h('header', [
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        h('div.main', [
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          h('div.main', [
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            h('div.name', [
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              '⚠️ ',
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              msg.value.author
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                ? [api.profile.html.person(msg.value.author), ' ', i18n('(missing message)')]
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                : h('strong', i18n('Missing message')),
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              i18n(' via '), api.profile.html.person(hintMessage.value.author)]),
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            h('div.meta', [h('a', { href: msg.key }, msg.key)])
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          ])
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        ]),
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        h('div.meta', [
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          api.message.html.metas(msg)
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        ])
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      ]),
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      h('section', [
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        h('p', [i18n('The author of this message could be outside of your follow range or they may be blocked.')])
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      ])
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    ])
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    element.msg = msg
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    return element
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  }
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}
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