Commit 41ec31f643175bf360ff1416e6448bffcccb4212
factor out building of nodes + links
mix irving committed on 12/7/2016, 8:43:20 AMParent: 0acc3cf490d4cdb39255ca110e2975c7c7d40768
Files changed
| graph.js | changed |
| index.js | changed |
| package.json | changed |
| graph.js | ||
|---|---|---|
| @@ -1,33 +1,64 @@ | ||
| 1 | 1 … | const pull = require('pull-stream') |
| 2 | 2 … | const Sbot = require('ssb-client') |
| 3 … | +const avatar = require('ssb-avatar') | |
| 3 | 4 … | const waterfall = require('run-waterfall') |
| 4 | 5 … | |
| 6 … | +const { keys } = Object | |
| 7 … | + | |
| 5 | 8 … | module.exports = Graph |
| 6 | 9 … | |
| 7 | 10 … | function Graph (sbot, cb) { |
| 8 | 11 … | waterfall([ |
| 9 | 12 … | (cb) => sbot.friends.all(cb), |
| 10 | 13 … | (friends, cb) => { |
| 14 … | + const filteredFriends = friends // activeFriends(friends) | |
| 15 … | + | |
| 11 | 16 … | cb(null, { |
| 12 | - nodes: Object.keys(friends).map(id => ({ id })), | |
| 13 | - links: Object.keys(friends).reduce((sofar, friend) => { | |
| 14 | - const friendOfFriends = Object.keys(friends[friend]) | |
| 15 | - .filter(id => friends[friend][id] === true) | |
| 16 | - const edges = friendOfFriends.map(friendOfFriend => { | |
| 17 | - return { | |
| 18 | - fromId: friend, | |
| 19 | - toId: friendOfFriend, | |
| 20 | - data: { | |
| 21 | - hidden: true | |
| 22 | - } | |
| 23 | - } | |
| 24 | - }) | |
| 25 | - return [ | |
| 26 | - ...sofar, | |
| 27 | - ...edges | |
| 28 | - ] | |
| 29 | - }, []) | |
| 17 … | + nodes: buildNodes(filteredFriends), | |
| 18 … | + links: buildLinks(filteredFriends) | |
| 30 | 19 … | }) |
| 31 | 20 … | } |
| 32 | 21 … | ], cb) |
| 33 | 22 … | } |
| 23 … | + | |
| 24 … | +function buildNodes(friends) { | |
| 25 … | + return keys(friends).map(id => ({ id }) ) | |
| 26 … | +} | |
| 27 … | + | |
| 28 … | +function buildLinks(friends) { | |
| 29 … | + return keys(friends).reduce((sofar, friend) => { | |
| 30 … | + const friendOfFriends = keys(friends[friend]) | |
| 31 … | + .filter(id => friends[friend][id] === true) | |
| 32 … | + // .filter(id => keys(friends).indexOf(id) > -1) | |
| 33 … | + | |
| 34 … | + const edges = friendOfFriends.map(friendOfFriend => { | |
| 35 … | + return { | |
| 36 … | + fromId: friend, | |
| 37 … | + toId: friendOfFriend, | |
| 38 … | + data: { | |
| 39 … | + hidden: true | |
| 40 … | + } | |
| 41 … | + } | |
| 42 … | + }) | |
| 43 … | + | |
| 44 … | + return [ | |
| 45 … | + ...sofar, | |
| 46 … | + ...edges | |
| 47 … | + ] | |
| 48 … | + }, []) | |
| 49 … | + | |
| 50 … | +} | |
| 51 … | + | |
| 52 … | +function activeFriends (friends) { | |
| 53 … | + return keys(friends) | |
| 54 … | + .reduce( | |
| 55 … | + (sofar, current) => { | |
| 56 … | + if (keys(friends[current]).length < 4) return sofar | |
| 57 … | + | |
| 58 … | + sofar[current] = friends[current] | |
| 59 … | + return sofar | |
| 60 … | + }, | |
| 61 … | + {} | |
| 62 … | + ) | |
| 63 … | +} | |
| 64 … | + | |
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