git ssb

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const h = require('mutant/h')
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const nest = require('depnest')
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const extend = require('xtend')
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const ref = require('ssb-ref')
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const addContextMenu = require('../../../../message/html/decorate/context-menu')
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exports.needs = nest({
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  'message.html': {
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    layout: 'first'
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  },
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  'about.obs.latestValue': '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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  return nest('message.html', {
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    canRender: isRenderable,
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    render: function about (msg, opts) {
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      if (!isRenderable(msg)) return
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      const action = msg.value.content.attendee.remove ? 'can\'t attend' : 'is attending'
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      const target = msg.value.content.about
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      const title = api.about.obs.latestValue(target, 'title')
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      const element = api.message.html.layout(msg, extend({
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        showActions: true,
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        miniContent: [action, ' ', h('a', {
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          href: target
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        }, title)],
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        layout: 'mini'
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      }, opts))
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      return addContextMenu(element, {
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        msg
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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 !== 'about') return
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    if (!ref.isMsg(msg.value.content.about)) return
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    if (!msg.value.content.attendee) return
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    if (msg.value.content.attendee.link !== msg.value.author) return
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    return true
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  }
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}
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