From 998cddc9771ab638fa21cfceef6a216ed7435727 Mon Sep 17 00:00:00 2001
From: AAGaming <aa@bigdumb.gq>
Date: Sat, 21 May 2022 14:57:50 -0400
Subject: [PATCH] backport #5696

---
 src/structures/GuildMember.js | 34 +++++++++++++++++++++++++++++++++-
 src/util/Constants.js         |  6 +++++-
 typings/index.d.ts            |  4 ++++
 3 files changed, 42 insertions(+), 2 deletions(-)

diff --git a/src/structures/GuildMember.js b/src/structures/GuildMember.js
index 1bd0dfd1dc09..930488a0a984 100644
--- a/src/structures/GuildMember.js
+++ b/src/structures/GuildMember.js
@@ -78,6 +78,15 @@ class GuildMember extends Base {
     }
 
     if ('nick' in data) this.nickname = data.nick;
+    if ('avatar' in data) {
+      /**
+       * The guild member's avatar hash
+       * @type {?string}
+       */
+      this.avatar = data.avatar;
+    } else if (typeof this.avatar !== 'string') {
+      this.avatar = null;
+    }
     if ('joined_at' in data) this.joinedTimestamp = new Date(data.joined_at).getTime();
     if ('premium_since' in data) this.premiumSinceTimestamp = new Date(data.premium_since).getTime();
     if ('roles' in data) this._roles = data.roles;
@@ -128,6 +137,26 @@ class GuildMember extends Base {
     return this.guild.voiceStates.cache.get(this.id) || new VoiceState(this.guild, { user_id: this.id });
   }
 
+  /**
+   * A link to the member's guild avatar.
+   * @param {ImageURLOptions} [options={}] Options for the Image URL
+   * @returns {?string}
+   */
+  avatarURL({ format, size, dynamic } = {}) {
+    if (!this.avatar) return null;
+    return this.client.rest.cdn.GuildMemberAvatar(this.guild.id, this.id, this.avatar, format, size, dynamic);
+  }
+
+  /**
+   * A link to the member's guild avatar if they have one.
+   * Otherwise, a link to their {@link User#displayAvatarURL} will be returned.
+   * @param {ImageURLOptions} [options={}] Options for the Image URL
+   * @returns {string}
+   */
+  displayAvatarURL(options) {
+    return this.avatarURL(options) ?? this.user.displayAvatarURL(options);
+  }
+
   /**
    * The time this member joined the guild
    * @type {?Date}
@@ -393,7 +422,7 @@ class GuildMember extends Base {
   }
 
   toJSON() {
-    return super.toJSON({
+    const json = super.toJSON({
       guild: 'guildID',
       user: 'userID',
       displayName: true,
@@ -402,6 +431,9 @@ class GuildMember extends Base {
       lastMessageID: false,
       roles: true,
     });
+    json.avatarURL = this.avatarURL();
+    json.displayAvatarURL = this.displayAvatarURL();
+    return json;
   }
 
   // These are here only for documentation purposes - they are implemented by TextBasedChannel
diff --git a/src/util/Constants.js b/src/util/Constants.js
index 3d2d1b795f1c..01b5c0ba7cda 100644
--- a/src/util/Constants.js
+++ b/src/util/Constants.js
@@ -131,9 +131,13 @@ exports.Endpoints = {
       Asset: name => `${root}/assets/${name}`,
       DefaultAvatar: discriminator => `${root}/embed/avatars/${discriminator}.png`,
       Avatar: (userID, hash, format = 'webp', size, dynamic = false) => {
-        if (dynamic) format = hash.startsWith('a_') ? 'gif' : format;
+        if (dynamic && hash.startsWith('a_')) format = 'gif';
         return makeImageUrl(`${root}/avatars/${userID}/${hash}`, { format, size });
       },
+      GuildMemberAvatar: (guildId, memberId, hash, format = 'webp', size, dynamic = false) => {
+        if (dynamic && hash.startsWith('a_')) format = 'gif';
+        return makeImageUrl(`${root}/guilds/${guildId}/users/${memberId}/avatars/${hash}`, { format, size });
+      },
       Banner: (guildID, hash, format = 'webp', size) =>
         makeImageUrl(`${root}/banners/${guildID}/${hash}`, { format, size }),
       Icon: (guildID, hash, format = 'webp', size, dynamic = false) => {
diff --git a/typings/index.d.ts b/typings/index.d.ts
index 0d204a9522b0..a1dd272f05dc 100644
--- a/typings/index.d.ts
+++ b/typings/index.d.ts
@@ -357,6 +357,7 @@ declare module 'better-discord.js' {
         Emoji: (emojiID: string, format: 'png' | 'gif') => string;
         Avatar: (userID: string | number, hash: string, format: 'default' | AllowedImageFormat, size: number) => string;
         Banner: (guildID: string | number, hash: string, format: AllowedImageFormat, size: number) => string;
+        GuildMemberAvatar: (guildId: string | number, memberId: string | number, hash: string, format: 'default' | AllowedImageFormat, size: number) => string;
         Icon: (userID: string | number, hash: string, format: 'default' | AllowedImageFormat, size: number) => string;
         AppIcon: (userID: string | number, hash: string, format: AllowedImageFormat, size: number) => string;
         AppAsset: (userID: string | number, hash: string, format: AllowedImageFormat, size: number) => string;
@@ -821,6 +822,7 @@ declare module 'better-discord.js' {
 
   export class GuildMember extends PartialTextBasedChannel(Base) {
     constructor(client: Client, data: object, guild: Guild);
+    public avatar: string | null;
     public readonly bannable: boolean;
     public deleted: boolean;
     public readonly displayColor: number;
@@ -842,10 +844,12 @@ declare module 'better-discord.js' {
     public readonly roles: GuildMemberRoleManager;
     public user: User;
     public readonly voice: VoiceState;
+    public avatarURL(options?: ImageURLOptions): string | null;
     public ban(options?: BanOptions): Promise<GuildMember>;
     public fetch(force?: boolean): Promise<GuildMember>;
     public createDM(force?: boolean): Promise<DMChannel>;
     public deleteDM(): Promise<DMChannel>;
+    public displayAvatarURL(options?: ImageURLOptions): string;
     public edit(data: GuildMemberEditData, reason?: string): Promise<GuildMember>;
     public hasPermission(
       permission: PermissionResolvable,