Audit Log functionality (ban, unmute, kick, mute, unmute)

structure/client/components/observers/AuditLog.js

@@ -0,0 +1,124 @@
+const { InfractionResolves } = require("../../../../util/Constants");
+const { Observer } = require("../../../interfaces");
+
+const { Infraction } = require('../../../moderation/interfaces/');
+
+class AuditLogObserver extends Observer {
+
+    constructor(client) {
+
+        super(client, {
+            name: 'auditLog',
+            priority: 0,
+            disabled: false
+        });
+
+        this.client = client;
+
+        this.hooks = [
+            ['guildBanAdd', this.guildBanAdd.bind(this)],
+            ['guildBanRemove', this.guildBanRemove.bind(this)],
+            ['guildMemberRemove', this.guildMemberRemove.bind(this)],
+            ['guildMemberUpdate', this.guildMemberUpdate.bind(this)]
+        ];
+
+    }
+
+    async guildBanAdd(guild, user) {
+        const settings = guild.settings();
+        if(!settings.moderationLog.channel || !settings.moderationLog.infractions.includes('BAN')) return undefined; //This is checked by the infraction handling, but it may save resources if checked earlier.
+        const audit = await this._fetchFirstEntry(guild, user, 'MEMBER_BAN_ADD');
+        if(!audit || audit.executor.id === this.client.user.id) return undefined;
+        new Infraction(this.client, {
+            type: 'BAN',
+            targetType: 'USER',
+            guild,
+            target: user,
+            executor: audit.executor,
+            reason: `${audit.reason || 'N/A'}\n*This action was performed without the bot.*`
+        }).handle();
+    }
+    
+    async guildBanRemove(guild, user) {
+        const settings = guild.settings();
+        if(!settings.moderationLog.channel || !settings.moderationLog.infractions.includes('UNBAN')) return undefined; //This is checked by the infraction handling, but it may save resources if checked earlier.
+        const audit = await this._fetchFirstEntry(guild, user, 'MEMBER_BAN_REMOVE');
+        if(!audit || audit.executor.id === this.client.user.id) return undefined;
+        new Infraction(this.client, {
+            type: 'UNBAN',
+            targetType: 'USER',
+            guild,
+            target: user,
+            executor: audit.executor,
+            reason: `*This action was performed without the bot.*`
+        }).handle();
+    }
+
+    async guildMemberRemove(member) {
+        const settings = member.guild.settings();
+        if(!settings.moderationLog.channel || !settings.moderationLog.infractions.includes('KICK')) return undefined; //This is checked by the infraction handling, but it may save resources if checked earlier.
+        const audit = await this._fetchFirstEntry(member.guild, member.user, 'MEMBER_KICK');
+        if(!audit || audit.executor.id === this.client.user.id) return undefined;
+        new Infraction(this.client, {
+            type: 'KICK',
+            targetType: 'USER',
+            guild: member.guild,
+            target: member.user,
+            executor: audit.executor,
+            reason: `${audit.reason || 'N/A'}\n*This action was performed without the bot.*`
+        }).handle();
+    }
+
+    async guildMemberUpdate(oldMember, newMember) {
+        if(oldMember.roles.cache.size === newMember.roles.cache.size) return undefined;
+        const { guild } = newMember;
+        const settings = await guild.settings();
+        if(!settings.moderationLog.channel) return undefined;
+
+        const mutedRole = settings.mute.role;
+        if(!mutedRole) return undefined;
+
+        if(!oldMember.roles.cache.has(mutedRole) && newMember.roles.cache.has(mutedRole)) { //Member was assigned muted role.
+            if(!settings.moderationLog.infractions.includes('MUTE')) return undefined;
+            const audit = await this._fetchFirstEntry(newMember.guild, newMember.user, 'MEMBER_ROLE_UPDATE');
+            if(!audit || audit.executor.id === this.client.user.id) return undefined;
+            new Infraction(this.client, {
+                type: 'MUTE',
+                targetType: 'USER',
+                guild: newMember.guild,
+                target: newMember.user,
+                executor: audit.executor,
+                reason: "*This action was performed without the bot.*"
+            }).handle();
+
+        } else if(oldMember.roles.cache.has(mutedRole) && !newMember.roles.cache.has(mutedRole)) { //Member was unassigned muted role.
+            if(!settings.moderationLog.infractions.includes('UNMUTE')) return undefined;
+            const audit = await this._fetchFirstEntry(newMember.guild, newMember.user, 'MEMBER_ROLE_UPDATE');
+            if(!audit || audit.executor.id === this.client.user.id) return undefined;
+            new Infraction(this.client, {
+                type: 'UNMUTE',
+                targetType: 'USER',
+                guild: newMember.guild,
+                target: newMember.user,
+                executor: audit.executor,
+                reason: "*This action was performed without the bot.*"
+            }).handle();
+        }
+
+    }
+
+    async _fetchFirstEntry(guild, user, type) {
+        const audit = await guild.fetchAuditLogs({ limit: 2 }); //Just incase >_>
+        if(audit.entries.size === 0) return null;
+
+        const entry = audit.entries.filter((e) => e.target.id === user.id).first();
+        if(!entry || entry.executor.bot) return null;
+        if(entry.target.id !== user.id) return null;
+        if(entry.action !== type) return null;
+        
+        return entry;
+    }
+    
+}
+
+module.exports = AuditLogObserver;

structure/moderation/interfaces/Infraction.js

@@ -45,7 +45,7 @@ class Infraction {
         this.duration = isNaN(data.duration) ? null : data.duration; //How long the action will last. Must be in milliseconds.
         this.callback = isNaN(data.duration) ? null : Date.now() + data.duration * 1000; //At what epoch(?) time it will callback.
 
-        this.reason = data.reason.length ? data.reason : 'N/A';
+        this.reason = data.reason || 'N/A';
 
         this.points = data.points || 0;
         this.totalPoints = 0;
@@ -66,7 +66,6 @@ class Infraction {
         this._callbacked = Boolean(data._callbacked);
         this._fetched = Boolean(data);
 
-
     }
 
     async handle() {
@@ -191,7 +190,7 @@ class Infraction {
             id: `${this.guildId}:${this.case}`,
             guild: this.guildId,
             channel: this.channelId,
-            channelName: this.channel.display,
+            channelName: this.channel?.display,
             message: this.messageId,
             executor: this.executorId,
             executorTag: this.executor.display,