From adb082305d41194f0392353f1da29d43f2bc5617 Mon Sep 17 00:00:00 2001
From: Jisagi <Jisagi@users.noreply.github.com>
Date: Thu, 11 Jul 2019 13:09:43 +0200
Subject: [PATCH] feat(Guild): add banner to edit method and add setBanner
 method (#3364)

* add setBanner method to Guild

* typos fixed & typings added

* more typings

* docs(Guild): add banner to GuildEditData
---
 src/structures/Guild.js | 16 ++++++++++++++++
 typings/index.d.ts      |  2 ++
 2 files changed, 18 insertions(+)

diff --git a/src/structures/Guild.js b/src/structures/Guild.js
index 30f3175f9..90728501f 100644
--- a/src/structures/Guild.js
+++ b/src/structures/Guild.js
@@ -770,6 +770,7 @@ class Guild extends Base {
    * @property {Base64Resolvable} [icon] The icon of the guild
    * @property {GuildMemberResolvable} [owner] The owner of the guild
    * @property {Base64Resolvable} [splash] The splash screen of the guild
+   * @property {Base64Resolvable} [banner] The banner of the guild
    * @property {DefaultMessageNotifications|number} [defaultMessageNotifications] The default message notifications
    */
 
@@ -802,6 +803,7 @@ class Guild extends Base {
     if (typeof data.icon !== 'undefined') _data.icon = data.icon;
     if (data.owner) _data.owner_id = this.client.users.resolve(data.owner).id;
     if (data.splash) _data.splash = data.splash;
+    if (data.banner) _data.banner = data.banner;
     if (typeof data.explicitContentFilter !== 'undefined') {
       _data.explicit_content_filter = Number(data.explicitContentFilter);
     }
@@ -971,6 +973,20 @@ class Guild extends Base {
     return this.edit({ splash: await DataResolver.resolveImage(splash), reason });
   }
 
+  /**
+   * Sets a new guild banner.
+   * @param {Base64Resolvable|BufferResolvable} banner The new banner of the guild
+   * @param {string} [reason] Reason for changing the guild's banner
+   * @returns {Promise<Guild>}
+   * @example
+   * guild.setBanner('./banner.png')
+   *  .then(updated => console.log('Updated the guild banner'))
+   *  .catch(console.error);
+   */
+  async setBanner(banner, reason) {
+    return this.edit({ banner: await DataResolver.resolveImage(banner), reason });
+  }
+
   /**
    * The data needed for updating a channel's position.
    * @typedef {Object} ChannelPosition
diff --git a/typings/index.d.ts b/typings/index.d.ts
index df4831d00..42e8d2dc0 100644
--- a/typings/index.d.ts
+++ b/typings/index.d.ts
@@ -493,6 +493,7 @@ declare module 'discord.js' {
 		public member(user: UserResolvable): GuildMember | null;
 		public setAFKChannel(afkChannel: ChannelResolvable | null, reason?: string): Promise<Guild>;
 		public setAFKTimeout(afkTimeout: number, reason?: string): Promise<Guild>;
+		public setBanner(banner: Base64Resolvable | null, reason?: string): Promise<Guild>;
 		public setChannelPositions(channelPositions: ChannelPosition[]): Promise<Guild>;
 		public setDefaultMessageNotifications(defaultMessageNotifications: DefaultMessageNotifications | number, reason?: string): Promise<Guild>;
 		public setEmbed(embed: GuildEmbedData, reason?: string): Promise<Guild>;
@@ -1947,6 +1948,7 @@ declare module 'discord.js' {
 		icon?: Base64Resolvable;
 		owner?: GuildMemberResolvable;
 		splash?: Base64Resolvable;
+		banner?: Base64Resolvable;
 	}
 
 	interface GuildEmbedData {