git ssb

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const smarkt = require('smarkt')
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const _ = require('lodash')
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const html = require('nanohtml')
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var archive = new DatArchive(window.location)
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function store (state, emitter) {
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  state.library = []
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  state.info = {}
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  state.covers = {}
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  state.identity = ''
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  emitter.on('DOMContentLoaded', function () {
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    setIdentity()
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    archive.readdir('zines')
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      .then(zines => mapToState(zines))
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  })
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  emitter.on('update library', function (zine) {
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    addToLibrary(zine)
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    addZineInfo(zine.url)
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    addZineCover(zine.url)
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  })
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  function mapToState (zines) {
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    zines.map(zine => {
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      archive.readFile(`zines/${zine}`)
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        .then(rawText => {
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          var textJson = smarkt.parse(rawText)
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          addToLibrary(textJson)
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          addZineInfo(textJson.url)
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          addZineCover(textJson.url)
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        })
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    })
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  }
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  function addToLibrary (text) {
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    state.library = [...state.library, text]
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    emitter.emit('pushState')
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  }
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  function addZineInfo (datUrl) {
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    var zine = new DatArchive(datUrl)
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    zine.readFile('distro/info.txt')
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      .then(text => {
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	mapInfoToState(text, zine['url'])
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      })
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  }
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  function addZineCover (datUrl) {
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    var zine = new DatArchive(datUrl)
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    zine.readdir('distro')
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      .then(files => {
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	mapCoverToState(files, zine['url'])
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      })
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  }
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  function mapInfoToState (info, datUrl) {
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    var infoJson = smarkt.parse(info)
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    state.info[datUrl] = infoJson
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    emitter.emit('pushState')
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  }
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  function mapCoverToState (files, datUrl) {
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    var cover = files.find(file => sansExtension(file) === 'cover')
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    state.covers[datUrl] = `${datUrl}/distro/${cover}`
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    emitter.emit('pushState')
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  }
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  async function setIdentity () {
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    var info = await archive.getInfo()
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    if (info.isOwner) {
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      state.identity = 'librarian'
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      emitter.emit('pushState')
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    } else {
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      state.identity = 'visitor'
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      emitter.emit('pushstate')
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    }
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  }
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}
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function sansExtension (file) {
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  return file.split('.')[0]
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}
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module.exports = store
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