git ssb

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const nest = require('depnest')
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const { onceTrue } = require('mutant')
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const path = require('path')
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const fs = require('fs')
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const os = require('os')
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const config = require('../../config').create().config.sync.load()
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const peersFile = path.join(config.path, "gossip.json")
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const secretFile = path.join(config.path, "secret")
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exports.gives = nest('backup.async.exportIdentity')
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exports.needs = nest({
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  'keys.sync.id': 'first',
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  'sbot.obs.connection': 'first'
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})
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exports.create = function (api) {
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  return nest('backup.async.exportIdentity', (filename, cb) => {
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    if ("undefined" == typeof filename) {
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      cb(new Error('backup requires a filename'))
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    } else {
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      console.log(`should export identity to file ${filename}`)
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      const peers = JSON.parse(fs.readFileSync(peersFile))
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      const secret = fs.readFileSync(secretFile, "utf8")
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      onceTrue(api.sbot.obs.connection, sbot => {
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        let feedId = api.keys.sync.id()
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        sbot.latestSequence(feedId, (err, sequence) => {
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          if (err) return cb(err)
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          let data = {
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            exportDate: new Date().toISOString(),
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            latestSequence: sequence,
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            peers: peers,
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            secret: secret
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          }
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          fs.writeFileSync(filename, JSON.stringify(data, null, 2), "utf8")
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          cb()
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        })
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      })
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    }
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    return true
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  })
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}
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