git ssb

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const waterfall = require('run-waterfall')
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const { keys } = Object
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module.exports = Graph
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function Graph (sbot, cb) {
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  waterfall([
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    (cb) => sbot.friends.all(cb),
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    (friends, cb) => {
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      const filteredFriends = friends // activeFriends(friends)
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      cb(null, {
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        nodes: buildNodes(filteredFriends),
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        links: buildLinks(filteredFriends)
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      })
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    }
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  ], cb)
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}
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function buildNodes (friends) {
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  return keys(friends).map(id => {
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    return {
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      id,
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      data: {
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        friends: keys(friends[id])
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      }
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    }
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  })
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}
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function buildLinks (friends) {
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  return keys(friends).reduce((sofar, friend) => {
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    const friendOfFriends = keys(friends[friend])
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      .filter(id => friends[friend][id] === true)
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    const edges = friendOfFriends.map(friendOfFriend => {
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      return {
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        fromId: friend,
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        toId: friendOfFriend,
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        data: {
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          hidden: true
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        }
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      }
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    })
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    return [
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      ...sofar,
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      ...edges
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    ]
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  }, [])
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}
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/*
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function activeFriends (friends) {
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  return keys(friends)
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    .reduce(
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      (sofar, current) => {
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        if (keys(friends[current]).length < 4) return sofar
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        sofar[current] = friends[current]
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        return sofar
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      },
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      {}
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    )
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}
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*/
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