From 74ca52116504c6844d590ac07ef17ee788501924 Mon Sep 17 00:00:00 2001
From: cel <cel@f/6sQ6d2CMxRUhLpspgGIulDxDCwYD7DzFzPNr7u5AU=.ed25519>
Date: Wed, 12 Apr 2017 17:35:59 -0700
Subject: Show follows, followers, and friends (WIP)

---
 lib/app.js | 59 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)

(limited to 'lib/app.js')

diff --git a/lib/app.js b/lib/app.js
index 8ac01d6..6cc71a0 100644
--- a/lib/app.js
+++ b/lib/app.js
@@ -200,3 +200,62 @@ App.prototype.streamPeers = function (opts) {
     })
   })
 }
+
+App.prototype.getFollows = function (id, cb) {
+  var self = this
+  pull(
+    self.sbot.links({source: id, rel: 'contact', values: true}),
+    pull.filter(function (msg) {
+      var c = msg && msg.value && msg.value.content
+      return c && c.type === 'contact' && msg.value.author === id
+    }),
+    pull.reduce(function (acc, msg) {
+      var c = msg.value.content
+      if (c.following) acc[c.contact] = true
+      else delete acc[c.contact]
+      return acc
+    }, {}, cb)
+  )
+}
+
+App.prototype.getFollowers = function (id, cb) {
+  var self = this
+  pull(
+    self.sbot.links({dest: id, rel: 'contact', values: true}),
+    pull.filter(function (msg) {
+      var c = msg && msg.value && msg.value.content
+      return c && c.type === 'contact' && c.contact === id
+    }),
+    pull.reduce(function (acc, msg) {
+      var c = msg.value.content
+      if (c.following) acc[msg.value.author] = true
+      else delete acc[msg.value.author]
+      return acc
+    }, {}, cb)
+  )
+}
+
+App.prototype.getFriendInfo = function (id, cb) {
+  var self = this
+  var done = multicb({pluck: 1, spread: true})
+  self.getFollows(id, done())
+  self.getFollowers(id, done())
+  done(function (err, followsObj, followersObj) {
+    if (err) return cb(err)
+    var friends = []
+    var follows = []
+    var followers = []
+    for (var k in followsObj) {
+      if (followersObj[k]) friends.push(k)
+      else follows.push(k)
+    }
+    for (var k in followersObj) {
+      if (!followsObj[k]) followers.push(k)
+    }
+    cb(null, {
+      friends: friends,
+      follows: follows,
+      followers: followers,
+    })
+  })
+}
-- 
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