From e0886858957e7d23fa6fbdc8505039eeb87fa9c7 Mon Sep 17 00:00:00 2001
From: Benjamin Kyd <benjaminkyd@gmail.com>
Date: Wed, 22 Jul 2020 20:40:09 +0100
Subject: [PATCH] Role Channel Overwrite Add/Remove

---
 src/discordevents.js  | 64 +++++++++++++++++++++++++++++++++++++++++--
 src/discordhelpers.js |  1 +
 2 files changed, 63 insertions(+), 2 deletions(-)

diff --git a/src/discordevents.js b/src/discordevents.js
index 35079f8..41628c5 100644
--- a/src/discordevents.js
+++ b/src/discordevents.js
@@ -253,11 +253,71 @@ async function ChannelUpdate(channel, oldchannel)
 
         if (channel.permissionOverwrites != oldchannel.permissionOverwrites)
         {
-            channel.permissionOverwrites.forEach(e => console.log(e));
-
             const oldperm = oldchannel.permissionOverwrites;
             const newperm = channel.permissionOverwrites;
 
+            delete oldperm.baseObject;
+            delete newperm.baseObject
+            delete oldperm.limit
+            delete newperm.limit
+            
+            // oldperm and newperms are collections which
+            // extend map which is a pretty generic unordered
+            // map (in js basically an array lmao)
+
+
+
+            // Role overwrite added
+            for (perm of newperm)
+            {
+                const RoleID = perm[0];
+                // role overwrite already exists
+                if (oldperm.get(RoleID)) continue;
+                const Role = DiscordHelpers.GetGuildRole(channel.guild, RoleID);
+
+                let embed = new DiscordEmbed({
+                    title: 'Channel Overwrite Created',
+                    fields: [
+                        { name: 'Channel', value: channel.mention, inline: true },
+                        { name: 'Role Overwrite', value: Role.name, inline: true },
+                    ],
+                    timestamp: new Date(),
+                    footer: { text: `ID: ${channel.id}` }
+                });
+            
+                embed.colour('#42A832');
+                embed.url('https://logori.xyz');
+                Discord.bot.createMessage(FallbackChannel, {embed: embed.sendable});
+                return;
+            }
+            // Role overwrite removed
+            for (perm of oldperm)
+            {
+                const RoleID = perm[0];
+                // role overwrite already exists
+                if (newperm.get(RoleID)) continue;
+                const Role = DiscordHelpers.GetGuildRole(channel.guild, RoleID);
+                
+                let embed = new DiscordEmbed({
+                    title: 'Channel Overwrite Removed',
+                    fields: [
+                        { name: 'Channel', value: channel.mention, inline: true },
+                        { name: 'Role Overwrite', value: Role.name, inline: true },
+                    ],
+                    timestamp: new Date(),
+                    footer: { text: `ID: ${channel.id}` }
+                });
+            
+                embed.colour('#E0532B');
+                embed.url('https://logori.xyz');
+                Discord.bot.createMessage(FallbackChannel, {embed: embed.sendable});
+                return;
+            }
+
+            // find the overwrites that have changed, there is no chance of a new overwrite
+            // or a deleted one, a diff must be constructed
+            // TODO : make an ambigous role overwrite diff
+
             
 
         }
diff --git a/src/discordhelpers.js b/src/discordhelpers.js
index ede3470..cca1ed5 100644
--- a/src/discordhelpers.js
+++ b/src/discordhelpers.js
@@ -1,3 +1,4 @@
 
 module.exports.IsUserAdmin = (member) => member.permission.has('administrator') || member.id == process.env.BOT_OWNER;
 module.exports.GetGuildCatatory = (guild, catid) => guild.channels.find(c => c.id == catid);
+module.exports.GetGuildRole = (guild, roleid) => guild.roles.find(c => c.id == roleid);