git ssb

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var h = require('mutant/h')
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var nest = require('depnest')
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var extend = require('xtend')
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var ref = require('ssb-ref')
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exports.needs = nest({
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  'message.html': {
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    decorate: 'reduce',
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    layout: 'first'
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  },
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  'profile.html.person': 'first',
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  'intl.sync.i18n': 'first',
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})
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exports.gives = nest('message.html', {
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  canRender: true,
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  render: true
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})
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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', {
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    canRender: isRenderable,
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    render: function(msg, opts) {
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      if (!isRenderable(msg)) return
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      var element = api.message.html.layout(msg, extend({
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        miniContent: messageContent(msg),
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        layout: 'mini'
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      }, opts))
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      return api.message.html.decorate(element, {
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        msg
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      })
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    }
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  })
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  function messageContent(msg) {
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    var following = msg.value.content.following
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    var blocking = msg.value.content.blocking
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    if (blocking === true) {
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      return [
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        i18n('blocked '), api.profile.html.person(msg.value.content.contact)
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      ]
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    } else if (typeof following === 'boolean') {
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      return [
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        following ? i18n('followed ') : i18n('unfollowed '),
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        api.profile.html.person(msg.value.content.contact)
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      ]
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    } else if (blocking === false) {
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      return [
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        i18n('unblocked '), api.profile.html.person(msg.value.content.contact)
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      ]
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    }
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  }
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  function isRenderable(msg) {
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    if (msg.value.content.type !== 'contact') return undefined
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    else if (!ref.isFeed(msg.value.content.contact)) return undefined
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    else if (typeof msg.value.content.following !== 'boolean' && typeof msg.value.content.blocking !== 'boolean') return undefined
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    return true;
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  }
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}
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