git ssb

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var dataurl = require('dataurl')
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var hyperfile = require('hyperfile')
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var hypercrop = require('hypercrop')
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var hyperlightbox = require('hyperlightbox')
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var h = require('hyperscript')
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var pull = require('pull-stream')
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var getAvatar = require('ssb-avatar')
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var plugs = require('../plugs')
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var ref = require('ssb-ref')
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var self_id = require('../keys').id
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var default_avatar = '&qjeAs8+uMXLlyovT4JnEpMwTNDx/QXHfOl2nv2u0VCM=.sha256'
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var confirm = plugs.first(exports.message_confirm = [])
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var sbot_blobs_add = plugs.first(exports.sbot_blobs_add = [])
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var blob_url = plugs.first(exports.blob_url = [])
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var sbot_links = plugs.first(exports.sbot_links = [])
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var avatar_name = plugs.first(exports.avatar_name = [])
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function crop (d, cb) {
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  var data
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  var canvas = hypercrop(h('img', {src: d}))
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  return h('div.column.avatar_pic',
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    canvas,
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    //canvas.selection,
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    h('div.row.avatar_pic__controls',
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      h('button', 'okay', {onclick: function () {
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        cb(null, canvas.selection.toDataURL())
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      }}),
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      h('button', 'cancel', {onclick: function () {
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        cb(new Error('canceled'))
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      }})
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    )
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  )
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}
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exports.avatar_edit = function (id) {
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  var img = h('img.avatar--large', {src: blob_url(default_avatar)})
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  var lb = hyperlightbox()
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  var name_input = h('input', {placeholder: 'rename'})
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  var name = avatar_name(id)
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  var selected = null, selected_data = null
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  getAvatar({links: sbot_links}, self_id, id, function (err, avatar) {
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    if (err) return console.error(err)
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    //don't show user has already selected an avatar.
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    if(selected) return
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    if(ref.isBlob(avatar.image))
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      img.src = blob_url(avatar.image)
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  })
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  var also_pictured = h('div.profile__alsopicturedas.wrap')
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  pull(
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    sbot_links({dest: id, rel: 'about', values: true}),
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    pull.map(function (e) {
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      return e.value.content.image
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    }),
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    pull.filter(function (e) {
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      return e && 'string' == typeof e.link
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    }),
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    pull.unique('link'),
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    pull.drain(function (image) {
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      also_pictured.appendChild(
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        h('a', {href:'#', onclick: function (ev) {
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            ev.stopPropagation()
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            ev.preventDefault()
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            selected = image
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            img.src = blob_url(image.link || image)
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          }},
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          h('img.avatar--thumbnail', {src: blob_url(image)})
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        )
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      )
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    })
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  )
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  return h('div.row.profile',
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    lb,
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    img,
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    h('div.column.profile__info',
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      h('strong', name),
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      name_input,
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      hyperfile.asDataURL(function (data) {
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        var el = crop(data, function (err, data) {
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          if(data) {
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            img.src = data
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            pull(
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              pull.once(dataurl.parse(data)),
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              sbot_blobs_add(function (err, hash) {
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                //TODO. Alerts are EVIL.
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                //I use them only in a moment of weakness.
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                if(err) return alert(err.stack)
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                selected = {
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                  link: hash,
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                  size: selected.data.length,
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                  type: selected.mimetype,
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                  width: 512,
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                  height: 512
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                }
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              })
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            )
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          }
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          lb.close()
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        })
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        lb.show(el)
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      }),
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      h('button', 'update', {onclick: function () {
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        if(name_input.value)
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          name.textContent = name_input.value
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        if(selected)
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          confirm({
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            type: 'about',
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            about: id,
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            name: name_input.value || undefined,
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            image: selected
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          })
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        else if(name_input.value) //name only
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          confirm({
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            type: 'about',
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            about: id,
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            name: name_input.value || undefined,
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          })
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        else
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          //another moment of weakness
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          alert('must select a name or image')
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      }}),
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    also_pictured
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    )
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  )
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}
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