git ssb

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const { h, computed, map, Value } = require('mutant')
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const nest = require('depnest')
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const Scuttle = require('scuttle-thread')
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const { isLink } = require('ssb-ref')
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exports.gives = nest('message.html.like')
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exports.needs = nest({
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  'about.obs.name': 'first',
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  'keys.sync.id': 'first',
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  'message.obs.likes': 'first',
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  'sbot.obs.connection': 'first'
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})
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exports.create = (api) => {
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  return nest('message.html.like', like)
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  function like (msg) {
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    const id = api.keys.sync.id()
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    // TODO make this full-async :
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    //   - get whether i like this currently
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    //   - only update after I click like/ unlike
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    if (!isLink(msg.key)) return
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    const likes = api.message.obs.likes(msg.key)
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    const iLikeHack = Value()
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    const names = map(likes, id => api.about.obs.name(id))
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    // TODO should really just calculate this on hover ...
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    return computed([likes, iLikeHack, names], (likes, iLikeHack, names) => {
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      const iLike = (iLikeHack !== null) ? iLikeHack : likes.includes(id)
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      var count = likes.length
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      if (iLikeHack === true && !likes.includes(id)) count++
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      else if (iLikeHack === false && likes.includes(id)) count--
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      return h('MessageLike',
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        {
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          className: iLike ? '-liked' : '',
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          title: names.join('\n'),
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          'ev-click': () => publishLike(msg, !iLike)
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        },
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        [
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          h('span.count', count || ''),
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          h('i.fa', { className: iLike ? 'fa-heart' : 'fa-heart-o' })
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        ]
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      )
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    })
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    function publishLike (msg, value = true) {
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      const _val = iLikeHack()
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      iLikeHack.set(value)
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      const scuttle = Scuttle(api.sbot.obs.connection)
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      scuttle.like(msg, { value }, (err, data) => {
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        if (err) {
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          iLikeHack.set(_val)
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          console.error(err)
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          return
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        }
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        console.log(data)
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      })
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    }
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  }
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}
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