From 58cd6d811c22ab2eba24513595e176ecc91fad28 Mon Sep 17 00:00:00 2001
From: cel <cel@f/6sQ6d2CMxRUhLpspgGIulDxDCwYD7DzFzPNr7u5AU=.ed25519>
Date: Sun, 18 Nov 2018 19:22:04 -1000
Subject: List enemies (mutually blocked)

as described in %OQNVmPmJiNRwT/FxCVxWQ09yQgPY1f20wjp50KnjFM8=.sha256
---
 lib/contacts.js | 21 +++++++++++++++++++--
 lib/serve.js    | 12 ++++++++++--
 2 files changed, 29 insertions(+), 4 deletions(-)

diff --git a/lib/contacts.js b/lib/contacts.js
index 846cdf9..e1d4a0a 100644
--- a/lib/contacts.js
+++ b/lib/contacts.js
@@ -88,6 +88,7 @@ Contacts.prototype.createFriendsStream = function (opts, endCb) {
   var msgIds = opts.msgIds
   var follows = {}, followers = {}
   var blocks = {}, blockers = {}
+  var enemies = opts.enemies && {}
   return pull(
     many([
       this._createContactStream(id, null),
@@ -114,9 +115,21 @@ Contacts.prototype.createFriendsStream = function (opts, endCb) {
         }
       } else if (edge.value === false) {
         if (edge.source === id) {
-          blocks[edge.dest] = msgIds ? {feed: edge.dest, msg: edge.msg} : edge.dest
+          if (enemies && blockers[edge.dest]) {
+            var item2 = blockers[edge.dest]
+            delete blockers[edge.dest]
+            enemies[edge.dest] = msgIds ? {feed: edge.dest, msg: edge.msg, msg2: item2.msg} : edge.dest
+          } else {
+            blocks[edge.dest] = msgIds ? {feed: edge.dest, msg: edge.msg} : edge.dest
+          }
         } else if (edge.dest === id) {
-          blockers[edge.source] = msgIds ? {feed: edge.source, msg: edge.msg} : edge.source
+          if (enemies && blocks[edge.source]) {
+            var item2 = blocks[edge.source]
+            delete blocks[edge.source]
+            enemies[edge.source] = msgIds ? {feed: edge.source, msg: edge.msg, msg2: item2.msg} : edge.source
+          } else {
+            blockers[edge.source] = msgIds ? {feed: edge.source, msg: edge.msg} : edge.source
+          }
         }
       }
     }),
@@ -130,6 +143,7 @@ Contacts.prototype.createFriendsStream = function (opts, endCb) {
             follows: Object.values(follows),
             blocks: Object.values(blocks),
             blockers: Object.values(blockers),
+            enemies: Object.values(enemies),
           })
         })
       }
@@ -143,16 +157,19 @@ Contacts.prototype.createContactStreams = function (opts) {
   var followers = defer.source()
   var blocks = defer.source()
   var blockers = defer.source()
+  var enemies = defer.source()
   var friends = this.createFriendsStream(opts, function (err, more) {
     follows.resolve(err ? pull.error(err) : pull.values(more.follows))
     followers.resolve(err ? pull.error(err) : pull.values(more.followers))
     blocks.resolve(err ? pull.error(err) : pull.values(more.blocks))
     blockers.resolve(err ? pull.error(err) : pull.values(more.blockers))
+    enemies.resolve(err ? pull.error(err) : pull.values(more.enemies))
   })
   return {
     friends: friends,
     follows: follows,
     followers: followers,
+    enemies: enemies,
     blocks: blocks,
     blockers: blockers,
   }
diff --git a/lib/serve.js b/lib/serve.js
index 0ca35a6..3db1c3c 100644
--- a/lib/serve.js
+++ b/lib/serve.js
@@ -879,7 +879,11 @@ Serve.prototype.tags = function (path) {
 Serve.prototype.contacts = function (path) {
   var self = this
   var id = String(path).substr(1)
-  var contacts = self.app.contacts.createContactStreams({id: id, msgIds: true})
+  var contacts = self.app.contacts.createContactStreams({
+    id: id,
+    msgIds: true,
+    enemies: true
+  })
   var render = self.app.render
 
   pull(
@@ -895,7 +899,11 @@ Serve.prototype.contacts = function (path) {
         ph('h4', {}, 'Blocks'),
         render.friendsList('/contacts/')(contacts.blocks),
         ph('h4', {}, 'Blocked by'),
-        render.friendsList('/contacts/')(contacts.blockers)
+        render.friendsList('/contacts/')(contacts.blockers),
+        contacts.enemies ? [
+          ph('h4', {}, 'Enemies'),
+          render.friendsList('/contacts/')(contacts.enemies),
+        ] : ''
       ])
     ]),
     this.wrapPage('contacts: ' + id),
-- 
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