git ssb

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const nest = require('depnest')
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const { h, Value, computed, map } = require('mutant')
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const pull = require('pull-stream')
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exports.gives = nest('app.page.addressBook')
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//declare consts to avoid magic-string errors
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const FRIENDS = 'friends'
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const FOLLOWING = 'following'
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const FOLLOWERS = 'followers'
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const SEARCH = 'search'
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exports.needs = nest({
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  'about.html.avatar': 'first',
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  'about.async.suggest': 'first',
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  'about.obs.name': 'first',
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  'app.html.topNav': 'first',
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  // 'app.html.scroller': 'first',
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  'app.html.sideNav': 'first',
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  'app.html.topNav': 'first',
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  'contact.html.follow': 'first',
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  'contact.obs.relationships': 'first',
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  'history.sync.push': 'first',
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  'keys.sync.id': 'first',
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  'translations.sync.strings': 'first',
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})
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exports.create = (api) => {
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  return nest('app.page.addressBook', function (location) {
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    // location here can expected to be: { page: 'addressBook'}
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    const strings = api.translations.sync.strings()
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    const myKey = api.keys.sync.id()
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    const relationships = api.contact.obs.relationships(myKey)
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    const SECTIONS = [FRIENDS, FOLLOWING, FOLLOWERS, SEARCH]
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    const section = location.section || FRIENDS
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    if (!SECTIONS.includes(section)) throw new Error('AddressBook location must include valid section, got:', location)
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    const input = Value()
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    const suggester = api.about.async.suggest()
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    const users = computed([relationships, input], (relationships, input) => {
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      if (section === SEARCH)
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        return suggester(input)
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      else {
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        const sectionRels = relationships[section]
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        if (!input) {
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          return sectionRels // show all e.g. friends
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            .reverse()
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            .map(id => { return { id, title: api.about.obs.name(id) } })
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        }
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        else { // show suggestions, and filter just the ones we want e.g. friends
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          return suggester(input, relationships.followers)  // add extraIds to suggester
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            .filter(user => sectionRels.includes(user.id))
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        }
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      }
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    })
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    const goTo = (loc) => () => api.history.sync.push(loc)
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    return h('Page -addressBook', [
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      api.app.html.sideNav(location, relationships),
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      h('Scroller.content', [
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        h('section.top', [
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          api.app.html.topNav(location, input),
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        ]),
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        h('section.content', [
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          h('div.results', map(users, user => {
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            return h('div.result', { 'ev-click': goTo({page: 'userShow', feed: user.id}) }, [
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              api.about.html.avatar(user.id),
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              h('div.alias', user.title),
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              // h('pre.key', user.id),
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              api.contact.html.follow(user.id)
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            ])
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          })),
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        ])
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      ])
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    ])
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  })
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}
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