Merge branch 'master' of https://github.com/Skillz4Killz/Discordeno into next

src/handlers/channel.ts

@@ -1,4 +1,3 @@
-import { endpoints } from "../constants/discord.ts";
 import { cacheHandlers } from "../controllers/cache.ts";
 import { RequestManager } from "../module/requestManager.ts";
 import { structures } from "../structures/mod.ts";
@@ -17,10 +16,8 @@ import { Errors } from "../types/errors.ts";
 import { PermissionOverwrite } from "../types/guild.ts";
 import { MessageCreateOptions } from "../types/message.ts";
 import { Permissions } from "../types/permission.ts";
-import {
-  botHasChannelPermissions,
-  calculateBits,
-} from "../utils/permissions.ts";
+import { endpoints } from "../utils/constants.ts";
+import { botHasChannelPermissions } from "../utils/permissions.ts";
 
 /** Checks if a channel overwrite for a user id or a role id has permission in this channel */
 export function channelOverwriteHasPermission(
@@ -48,16 +45,22 @@ export async function getMessage(
   channelID: string,
   id: string,
 ) {
+  const hasViewChannelPerm = await botHasChannelPermissions(
+    channelID,
+    [Permissions.VIEW_CHANNEL],
+  );
   if (
-    !botHasChannelPermissions(channelID, [Permissions.VIEW_CHANNEL])
+    !hasViewChannelPerm
   ) {
     throw new Error(Errors.MISSING_VIEW_CHANNEL);
   }
+
+  const hasReadMessageHistoryPerm = await botHasChannelPermissions(
+    channelID,
+    [Permissions.READ_MESSAGE_HISTORY],
+  );
   if (
-    !botHasChannelPermissions(
-      channelID,
-      [Permissions.READ_MESSAGE_HISTORY],
-    )
+    !hasReadMessageHistoryPerm
   ) {
     throw new Error(Errors.MISSING_READ_MESSAGE_HISTORY);
   }
@@ -77,16 +80,22 @@ export async function getMessages(
     | GetMessagesAround
     | GetMessages,
 ) {
+  const hasViewChannelPerm = await botHasChannelPermissions(
+    channelID,
+    [Permissions.VIEW_CHANNEL],
+  );
   if (
-    !botHasChannelPermissions(channelID, [Permissions.VIEW_CHANNEL])
+    !hasViewChannelPerm
   ) {
     throw new Error(Errors.MISSING_VIEW_CHANNEL);
   }
+
+  const hasReadMessageHistoryPerm = await botHasChannelPermissions(
+    channelID,
+    [Permissions.READ_MESSAGE_HISTORY],
+  );
   if (
-    !botHasChannelPermissions(
-      channelID,
-      [Permissions.READ_MESSAGE_HISTORY],
-    )
+    !hasReadMessageHistoryPerm
   ) {
     throw new Error(Errors.MISSING_READ_MESSAGE_HISTORY);
   }
@@ -114,24 +123,34 @@ export async function sendMessage(
   content: string | MessageContent,
 ) {
   if (typeof content === "string") content = { content };
+  const hasSendMessagesPerm = await botHasChannelPermissions(
+    channelID,
+    [Permissions.SEND_MESSAGES],
+  );
   if (
-    !botHasChannelPermissions(channelID, [Permissions.SEND_MESSAGES])
+    !hasSendMessagesPerm
   ) {
     throw new Error(Errors.MISSING_SEND_MESSAGES);
   }
+
+  const hasSendTtsMessagesPerm = await botHasChannelPermissions(
+    channelID,
+    [Permissions.SEND_TTS_MESSAGES],
+  );
   if (
     content.tts &&
-    !botHasChannelPermissions(
-      channelID,
-      [Permissions.SEND_TTS_MESSAGES],
-    )
+    !hasSendTtsMessagesPerm
   ) {
     throw new Error(Errors.MISSING_SEND_TTS_MESSAGE);
   }
 
+  const hasEmbedLinksPerm = await botHasChannelPermissions(
+    channelID,
+    [Permissions.EMBED_LINKS],
+  );
   if (
     content.embed &&
-    !botHasChannelPermissions(channelID, [Permissions.EMBED_LINKS])
+    !hasEmbedLinksPerm
   ) {
     throw new Error(Errors.MISSING_EMBED_LINKS);
   }
@@ -165,6 +184,17 @@ export async function sendMessage(
         content.mentions.roles = content.mentions.roles.slice(0, 100);
       }
     }
+
+    if (content.mentions.repliedUser) {
+      if (
+        !(await botHasChannelPermissions(
+          channelID,
+          [Permissions.READ_MESSAGE_HISTORY],
+        ))
+      ) {
+        throw new Error(Errors.MISSING_SEND_MESSAGES);
+      }
+    }
   }
 
   const channel = await cacheHandlers.get("channels", channelID);
@@ -180,7 +210,15 @@ export async function sendMessage(
     endpoints.CHANNEL_MESSAGES(channelID),
     {
       ...content,
-      allowed_mentions: content.mentions,
+      allowed_mentions: content.mentions
+        ? {
+          ...content.mentions,
+          replied_user: content.mentions.repliedUser !== false,
+        }
+        : undefined,
+      message_reference: {
+        message_id: content.replyMessageID,
+      },
     },
   );
 
@@ -188,13 +226,17 @@ export async function sendMessage(
 }
 
 /** Delete messages from the channel. 2-100. Requires the MANAGE_MESSAGES permission */
-export function deleteMessages(
+export async function deleteMessages(
   channelID: string,
   ids: string[],
   reason?: string,
 ) {
+  const hasManageMessages = await botHasChannelPermissions(
+    channelID,
+    [Permissions.MANAGE_MESSAGES],
+  );
   if (
-    !botHasChannelPermissions(channelID, [Permissions.MANAGE_MESSAGES])
+    !hasManageMessages
   ) {
     throw new Error(Errors.MISSING_MANAGE_MESSAGES);
   }
@@ -215,9 +257,13 @@ export function deleteMessages(
 }
 
 /** Gets the invites for this channel. Requires MANAGE_CHANNEL */
-export function getChannelInvites(channelID: string) {
+export async function getChannelInvites(channelID: string) {
+  const hasManagaChannels = await botHasChannelPermissions(
+    channelID,
+    [Permissions.MANAGE_CHANNELS],
+  );
   if (
-    !botHasChannelPermissions(channelID, [Permissions.MANAGE_CHANNELS])
+    !hasManagaChannels
   ) {
     throw new Error(Errors.MISSING_MANAGE_CHANNELS);
   }
@@ -225,12 +271,16 @@ export function getChannelInvites(channelID: string) {
 }
 
 /** Creates a new invite for this channel. Requires CREATE_INSTANT_INVITE */
-export function createInvite(channelID: string, options: CreateInviteOptions) {
+export async function createInvite(
+  channelID: string,
+  options: CreateInviteOptions,
+) {
+  const hasCreateInstantInvitePerm = await botHasChannelPermissions(
+    channelID,
+    [Permissions.CREATE_INSTANT_INVITE],
+  );
   if (
-    !botHasChannelPermissions(
-      channelID,
-      [Permissions.CREATE_INSTANT_INVITE],
-    )
+    !hasCreateInstantInvitePerm
   ) {
     throw new Error(Errors.MISSING_CREATE_INSTANT_INVITE);
   }
@@ -238,9 +288,13 @@ export function createInvite(channelID: string, options: CreateInviteOptions) {
 }
 
 /** Gets the webhooks for this channel. Requires MANAGE_WEBHOOKS */
-export function getChannelWebhooks(channelID: string) {
+export async function getChannelWebhooks(channelID: string) {
+  const hasManageWebhooksPerm = await botHasChannelPermissions(
+    channelID,
+    [Permissions.MANAGE_WEBHOOKS],
+  );
   if (
-    !botHasChannelPermissions(channelID, [Permissions.MANAGE_WEBHOOKS])
+    !hasManageWebhooksPerm
   ) {
     throw new Error(Errors.MISSING_MANAGE_WEBHOOKS);
   }
@@ -293,12 +347,17 @@ function processEditChannelQueue() {
   }
 }
 
-export function editChannel(
+export async function editChannel(
   channelID: string,
   options: ChannelEditOptions,
+  reason?: string,
 ) {
+  const hasManageChannelsPerm = await botHasChannelPermissions(
+    channelID,
+    [Permissions.MANAGE_CHANNELS],
+  );
   if (
-    !botHasChannelPermissions(channelID, [Permissions.MANAGE_CHANNELS])
+    !hasManageChannelsPerm
   ) {
     throw new Error(Errors.MISSING_MANAGE_CHANNELS);
   }
@@ -352,7 +411,10 @@ export function editChannel(
 
   return RequestManager.patch(
     endpoints.GUILD_CHANNEL(channelID),
-    payload,
+    {
+      ...payload,
+      reason,
+    },
   );
 }
 
@@ -361,8 +423,12 @@ export async function followChannel(
   sourceChannelID: string,
   targetChannelID: string,
 ) {
+  const hasManageWebhooksPerm = await botHasChannelPermissions(
+    targetChannelID,
+    [Permissions.MANAGE_WEBHOOKS],
+  );
   if (
-    !botHasChannelPermissions(targetChannelID, [Permissions.MANAGE_WEBHOOKS])
+    !hasManageWebhooksPerm
   ) {
     throw new Error(Errors.MISSING_MANAGE_CHANNELS);
   }
@@ -376,3 +442,30 @@ export async function followChannel(
 
   return data.webhook_id;
 }
+
+/**
+ * Checks whether a channel is synchronized with its parent/category channel or not.
+ * @param channelID The ID of the channel to test for synchronization
+ * @return Returns `true` if the channel is synchronized, otherwise `false`. Returns `false` if the channel is not cached.
+ */
+export async function isChannelSynced(channelID: string) {
+  const channel = await cacheHandlers.get("channels", channelID);
+  if (!channel?.parentID) return false;
+
+  const parentChannel = await cacheHandlers.get("channels", channel.parentID);
+  if (!parentChannel) return false;
+
+  return channel.permission_overwrites?.every((overwrite) => {
+    const permission = parentChannel.permission_overwrites?.find((ow) =>
+      ow.id === overwrite.id
+    );
+    if (!permission) return false;
+    if (
+      overwrite.allow !== permission.allow || overwrite.deny !== permission.deny
+    ) {
+      return false;
+    }
+
+    return true;
+  });
+}

src/handlers/guild.ts

@@ -1,4 +1,3 @@
-import { endpoints } from "../constants/discord.ts";
 import { cacheHandlers } from "../controllers/cache.ts";
 import { identifyPayload } from "../module/client.ts";
 import { RequestManager } from "../module/requestManager.ts";
@@ -6,6 +5,7 @@ import { requestAllMembers } from "../module/shardingManager.ts";
 import { Guild } from "../structures/guild.ts";
 import { Member } from "../structures/member.ts";
 import { structures } from "../structures/mod.ts";
+import { Template } from "../structures/template.ts";
 import { ImageFormats, ImageSize } from "../types/cdn.ts";
 import { ChannelCreatePayload, ChannelTypes } from "../types/channel.ts";
 import { Errors } from "../types/errors.ts";
@@ -14,16 +14,22 @@ import {
   BanOptions,
   ChannelCreateOptions,
   CreateEmojisOptions,
+  CreateGuildFromTemplate,
+  CreateGuildPayload,
+  CreateGuildTemplate,
   CreateRoleOptions,
   CreateServerOptions,
   EditEmojisOptions,
+  EditGuildTemplate,
   EditIntegrationOptions,
   FetchMembersOptions,
   GetAuditLogsOptions,
   GuildEditOptions,
+  GuildTemplate,
   PositionSwap,
   PruneOptions,
   PrunePayload,
+  UpdateGuildPayload,
   UserPayload,
 } from "../types/guild.ts";
 import { MemberCreatePayload } from "../types/member.ts";
@@ -32,6 +38,7 @@ import { Permissions } from "../types/permission.ts";
 import { RoleData } from "../types/role.ts";
 import { formatImageURL } from "../utils/cdn.ts";
 import { Collection } from "../utils/collection.ts";
+import { endpoints } from "../utils/constants.ts";
 import { botHasPermission, calculateBits } from "../utils/permissions.ts";
 import { urlToBase64 } from "../utils/utils.ts";
 
@@ -97,7 +104,11 @@ export async function createGuildChannel(
   name: string,
   options?: ChannelCreateOptions,
 ) {
-  if (!botHasPermission(guild.id, [Permissions.MANAGE_CHANNELS])) {
+  const hasPerm = await botHasPermission(
+    guild.id,
+    [Permissions.MANAGE_CHANNELS],
+  );
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_MANAGE_CHANNELS);
   }
 
@@ -126,12 +137,16 @@ export async function createGuildChannel(
 }
 
 /** Delete a channel in your server. Bot needs MANAGE_CHANNEL permissions in the server. */
-export function deleteChannel(
+export async function deleteChannel(
   guildID: string,
   channelID: string,
   reason?: string,
 ) {
-  if (!botHasPermission(guildID, [Permissions.MANAGE_CHANNELS])) {
+  const hasPerm = await botHasPermission(
+    guildID,
+    [Permissions.MANAGE_CHANNELS],
+  );
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_MANAGE_CHANNELS);
   }
 
@@ -186,16 +201,20 @@ export function swapChannels(
 *
 * ⚠️ **ADVANCED USE ONLY: Your members will be cached in your guild most likely. Only use this when you are absolutely sure the member is not cached.**
 */
-export async function getMember(guildID: string, id: string) {
+export async function getMember(
+  guildID: string,
+  id: string,
+  options?: { force?: boolean },
+) {
   const guild = await cacheHandlers.get("guilds", guildID);
-  if (!guild) return;
+  if (!guild && !options?.force) return;
 
   const data = await RequestManager.get(
     endpoints.GUILD_MEMBER(guildID, id),
   ) as MemberCreatePayload;
 
-  const member = await structures.createMember(data, guild.id);
-  guild.members.set(id, member);
+  const member = await structures.createMember(data, guildID);
+  guild?.members.set(id, member);
   return member;
 }
 
@@ -223,9 +242,8 @@ export async function createEmoji(
   image: string,
   options: CreateEmojisOptions,
 ) {
-  if (
-    !botHasPermission(guildID, [Permissions.MANAGE_EMOJIS])
-  ) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.MANAGE_EMOJIS]);
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_MANAGE_EMOJIS);
   }
 
@@ -241,16 +259,16 @@ export async function createEmoji(
 }
 
 /** Modify the given emoji. Requires the MANAGE_EMOJIS permission. */
-export function editEmoji(
+export async function editEmoji(
   guildID: string,
   id: string,
   options: EditEmojisOptions,
 ) {
-  if (
-    !botHasPermission(guildID, [Permissions.MANAGE_EMOJIS])
-  ) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.MANAGE_EMOJIS]);
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_MANAGE_EMOJIS);
   }
+
   return RequestManager.patch(endpoints.GUILD_EMOJI(guildID, id), {
     name: options.name,
     roles: options.roles,
@@ -258,12 +276,16 @@ export function editEmoji(
 }
 
 /** Delete the given emoji. Requires the MANAGE_EMOJIS permission. Returns 204 No Content on success. */
-export function deleteEmoji(guildID: string, id: string, reason?: string) {
-  if (
-    !botHasPermission(guildID, [Permissions.MANAGE_EMOJIS])
-  ) {
+export async function deleteEmoji(
+  guildID: string,
+  id: string,
+  reason?: string,
+) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.MANAGE_EMOJIS]);
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_MANAGE_EMOJIS);
   }
+
   return RequestManager.delete(
     endpoints.GUILD_EMOJI(guildID, id),
     { reason },
@@ -281,11 +303,11 @@ export async function createGuildRole(
   options: CreateRoleOptions,
   reason?: string,
 ) {
-  if (
-    !botHasPermission(guildID, [Permissions.MANAGE_ROLES])
-  ) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.MANAGE_ROLES]);
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_MANAGE_ROLES);
   }
+
   const result = await RequestManager.post(
     endpoints.GUILD_ROLES(guildID),
     {
@@ -307,16 +329,16 @@ export async function createGuildRole(
 }
 
 /** Edit a guild role. Requires the MANAGE_ROLES permission. */
-export function editRole(
+export async function editRole(
   guildID: string,
   id: string,
   options: CreateRoleOptions,
 ) {
-  if (
-    !botHasPermission(guildID, [Permissions.MANAGE_ROLES])
-  ) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.MANAGE_ROLES]);
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_MANAGE_ROLES);
   }
+
   return RequestManager.patch(endpoints.GUILD_ROLE(guildID, id), {
     ...options,
     permissions: options.permissions
@@ -326,12 +348,12 @@ export function editRole(
 }
 
 /** Delete a guild role. Requires the MANAGE_ROLES permission. */
-export function deleteRole(guildID: string, id: string) {
-  if (
-    !botHasPermission(guildID, [Permissions.MANAGE_ROLES])
-  ) {
+export async function deleteRole(guildID: string, id: string) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.MANAGE_ROLES]);
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_MANAGE_ROLES);
   }
+
   return RequestManager.delete(endpoints.GUILD_ROLE(guildID, id));
 }
 
@@ -339,22 +361,22 @@ export function deleteRole(guildID: string, id: string) {
 *
 * ⚠️ **If you need this, you are probably doing something wrong. This is not intended for use. Your roles will be cached in your guild.**
 */
-export function getRoles(guildID: string) {
-  if (
-    !botHasPermission(guildID, [Permissions.MANAGE_ROLES])
-  ) {
+export async function getRoles(guildID: string) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.MANAGE_ROLES]);
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_MANAGE_ROLES);
   }
+
   return RequestManager.get(endpoints.GUILD_ROLES(guildID));
 }
 
 /** Modify the positions of a set of role objects for the guild. Requires the MANAGE_ROLES permission. */
-export function swapRoles(guildID: string, rolePositons: PositionSwap) {
-  if (
-    !botHasPermission(guildID, [Permissions.MANAGE_ROLES])
-  ) {
+export async function swapRoles(guildID: string, rolePositons: PositionSwap) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.MANAGE_ROLES]);
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_MANAGE_ROLES);
   }
+
   return RequestManager.patch(endpoints.GUILD_ROLES(guildID), rolePositons);
 }
 
@@ -363,9 +385,9 @@ export async function getPruneCount(guildID: string, options: PruneOptions) {
   if (options.days < 1) {
     throw new Error(Errors.PRUNE_MIN_DAYS);
   }
-  if (
-    !botHasPermission(guildID, [Permissions.KICK_MEMBERS])
-  ) {
+
+  const hasPerm = await botHasPermission(guildID, [Permissions.KICK_MEMBERS]);
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_KICK_MEMBERS);
   }
 
@@ -378,13 +400,13 @@ export async function getPruneCount(guildID: string, options: PruneOptions) {
 }
 
 /** Begin pruning all members in the given time period */
-export function pruneMembers(guildID: string, options: PruneOptions) {
+export async function pruneMembers(guildID: string, options: PruneOptions) {
   if (options.days < 1) {
     throw new Error(Errors.PRUNE_MIN_DAYS);
   }
-  if (
-    !botHasPermission(guildID, [Permissions.KICK_MEMBERS])
-  ) {
+
+  const hasPerm = await botHasPermission(guildID, [Permissions.KICK_MEMBERS]);
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_KICK_MEMBERS);
   }
 
@@ -405,8 +427,12 @@ export function fetchMembers(guild: Guild, options?: FetchMembersOptions) {
 }
 
 /** Returns the audit logs for the guild. Requires VIEW AUDIT LOGS permission */
-export function getAuditLogs(guildID: string, options: GetAuditLogsOptions) {
-  if (!botHasPermission(guildID, [Permissions.VIEW_AUDIT_LOG])) {
+export async function getAuditLogs(
+  guildID: string,
+  options: GetAuditLogsOptions,
+) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.VIEW_AUDIT_LOG]);
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_VIEW_AUDIT_LOG);
   }
 
@@ -419,26 +445,26 @@ export function getAuditLogs(guildID: string, options: GetAuditLogsOptions) {
 }
 
 /** Returns the guild embed object. Requires the MANAGE_GUILD permission. */
-export function getEmbed(guildID: string) {
-  if (
-    !botHasPermission(guildID, [Permissions.MANAGE_GUILD])
-  ) {
+export async function getEmbed(guildID: string) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.MANAGE_GUILD]);
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_MANAGE_GUILD);
   }
+
   return RequestManager.get(endpoints.GUILD_EMBED(guildID));
 }
 
 /** Modify a guild embed object for the guild. Requires the MANAGE_GUILD permission. */
-export function editEmbed(
+export async function editEmbed(
   guildID: string,
   enabled: boolean,
   channelID?: string | null,
 ) {
-  if (
-    !botHasPermission(guildID, [Permissions.MANAGE_GUILD])
-  ) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.MANAGE_GUILD]);
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_MANAGE_GUILD);
   }
+
   return RequestManager.patch(
     endpoints.GUILD_EMBED(guildID),
     { enabled, channel_id: channelID },
@@ -451,26 +477,26 @@ export function getVanityURL(guildID: string) {
 }
 
 /** Returns a list of integrations for the guild. Requires the MANAGE_GUILD permission. */
-export function getIntegrations(guildID: string) {
-  if (
-    !botHasPermission(guildID, [Permissions.MANAGE_GUILD])
-  ) {
+export async function getIntegrations(guildID: string) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.MANAGE_GUILD]);
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_MANAGE_GUILD);
   }
+
   return RequestManager.get(endpoints.GUILD_INTEGRATIONS(guildID));
 }
 
 /** Modify the behavior and settings of an integration object for the guild. Requires the MANAGE_GUILD permission. */
-export function editIntegration(
+export async function editIntegration(
   guildID: string,
   id: string,
   options: EditIntegrationOptions,
 ) {
-  if (
-    !botHasPermission(guildID, [Permissions.MANAGE_GUILD])
-  ) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.MANAGE_GUILD]);
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_MANAGE_GUILD);
   }
+
   return RequestManager.patch(
     endpoints.GUILD_INTEGRATION(guildID, id),
     options,
@@ -478,30 +504,29 @@ export function editIntegration(
 }
 
 /** Delete the attached integration object for the guild with this id. Requires MANAGE_GUILD permission. */
-export function deleteIntegration(guildID: string, id: string) {
-  if (
-    !botHasPermission(guildID, [Permissions.MANAGE_GUILD])
-  ) {
+export async function deleteIntegration(guildID: string, id: string) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.MANAGE_GUILD]);
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_MANAGE_GUILD);
   }
+
   return RequestManager.delete(endpoints.GUILD_INTEGRATION(guildID, id));
 }
 
 /** Sync an integration. Requires the MANAGE_GUILD permission. */
-export function syncIntegration(guildID: string, id: string) {
-  if (
-    !botHasPermission(guildID, [Permissions.MANAGE_GUILD])
-  ) {
+export async function syncIntegration(guildID: string, id: string) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.MANAGE_GUILD]);
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_MANAGE_GUILD);
   }
+
   return RequestManager.post(endpoints.GUILD_INTEGRATION_SYNC(guildID, id));
 }
 
 /** Returns a list of ban objects for the users banned from this guild. Requires the BAN_MEMBERS permission. */
 export async function getBans(guildID: string) {
-  if (
-    !botHasPermission(guildID, [Permissions.BAN_MEMBERS])
-  ) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.BAN_MEMBERS]);
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_BAN_MEMBERS);
   }
 
@@ -515,10 +540,9 @@ export async function getBans(guildID: string) {
 }
 
 /** Returns a ban object for the given user or a 404 not found if the ban cannot be found. Requires the BAN_MEMBERS permission. */
-export function getBan(guildID: string, memberID: string) {
-  if (
-    !botHasPermission(guildID, [Permissions.BAN_MEMBERS])
-  ) {
+export async function getBan(guildID: string, memberID: string) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.BAN_MEMBERS]);
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_BAN_MEMBERS);
   }
 
@@ -528,10 +552,9 @@ export function getBan(guildID: string, memberID: string) {
 }
 
 /** Ban a user from the guild and optionally delete previous messages sent by the user. Requires the BAN_MEMBERS permission. */
-export function ban(guildID: string, id: string, options: BanOptions) {
-  if (
-    !botHasPermission(guildID, [Permissions.BAN_MEMBERS])
-  ) {
+export async function ban(guildID: string, id: string, options: BanOptions) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.BAN_MEMBERS]);
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_BAN_MEMBERS);
   }
 
@@ -542,10 +565,9 @@ export function ban(guildID: string, id: string, options: BanOptions) {
 }
 
 /** Remove the ban for a user. REquires BAN_MEMBERS permission */
-export function unban(guildID: string, id: string) {
-  if (
-    !botHasPermission(guildID, [Permissions.BAN_MEMBERS])
-  ) {
+export async function unban(guildID: string, id: string) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.BAN_MEMBERS]);
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_BAN_MEMBERS);
   }
   return RequestManager.delete(endpoints.GUILD_BAN(guildID, id));
@@ -553,9 +575,8 @@ export function unban(guildID: string, id: string) {
 
 /** Modify a guilds settings. Requires the MANAGE_GUILD permission. */
 export async function editGuild(guildID: string, options: GuildEditOptions) {
-  if (
-    !botHasPermission(guildID, [Permissions.MANAGE_GUILD])
-  ) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.MANAGE_GUILD]);
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_MANAGE_GUILD);
   }
 
@@ -575,12 +596,12 @@ export async function editGuild(guildID: string, options: GuildEditOptions) {
 }
 
 /** Get all the invites for this guild. Requires MANAGE_GUILD permission */
-export function getInvites(guildID: string) {
-  if (
-    !botHasPermission(guildID, [Permissions.MANAGE_GUILD])
-  ) {
+export async function getInvites(guildID: string) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.MANAGE_GUILD]);
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_MANAGE_GUILD);
   }
+
   return RequestManager.get(endpoints.GUILD_INVITES(guildID));
 }
 
@@ -595,8 +616,12 @@ export function getVoiceRegions(guildID: string) {
 }
 
 /** Returns a list of guild webhooks objects. Requires the MANAGE_WEBHOOKs permission. */
-export function getWebhooks(guildID: string) {
-  if (!botHasPermission(guildID, [Permissions.MANAGE_WEBHOOKS])) {
+export async function getWebhooks(guildID: string) {
+  const hasPerm = await botHasPermission(
+    guildID,
+    [Permissions.MANAGE_WEBHOOKS],
+  );
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_MANAGE_WEBHOOKS);
   }
 
@@ -607,3 +632,158 @@ export function getWebhooks(guildID: string) {
 export function getUser(userID: string) {
   return RequestManager.get(endpoints.USER(userID)) as Promise<UserPayload>;
 }
+
+/**
+ * ⚠️ **If you need this, you are probably doing something wrong. Always use cache.guilds.get()
+ *
+ * Advanced Devs:
+ * This function fetches a guild's data. This is not the same data as a GUILD_CREATE.
+ * So it does not cache the guild, you must do it manually.
+ * */
+export function getGuild(guildID: string, counts = true) {
+  return RequestManager.get(
+    endpoints.GUILD(guildID),
+    { with_counts: counts },
+  ) as Promise<UpdateGuildPayload>;
+}
+
+/** Returns the guild template if it exists */
+export function getGuildTemplate(
+  guildID: string,
+  templateCode: string,
+) {
+  return RequestManager.get(
+    `${endpoints.GUILD_TEMPLATES(guildID)}/${templateCode}`,
+  ) as Promise<Template>;
+}
+
+/**
+ * Create a new guild based on a template
+ * NOTE: This endpoint can be used only by bots in less than 10 guilds.
+ */
+export async function createGuildFromTemplate(
+  templateCode: string,
+  data: CreateGuildFromTemplate,
+) {
+  if (await cacheHandlers.size("guilds") >= 10) {
+    throw new Error(
+      "This function can only be used by bots in less than 10 guilds.",
+    );
+  }
+
+  if (data.icon) {
+    data.icon = await urlToBase64(data.icon);
+  }
+
+  const guild = await RequestManager.post(
+    endpoints.GUILD_TEMPLATE(templateCode),
+    data,
+  ) as Promise<CreateGuildPayload>;
+  return guild;
+}
+
+/**
+ * Returns an array of templates.
+ * Requires the `MANAGE_GUILD` permission.
+ */
+export async function getGuildTemplates(guildID: string) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.MANAGE_GUILD]);
+  if (!hasPerm) throw new Error(Errors.MISSING_MANAGE_GUILD);
+
+  const templates = await RequestManager.get(
+    endpoints.GUILD_TEMPLATES(guildID),
+  ) as GuildTemplate[];
+  return templates.map((template) => structures.createTemplate(template));
+}
+
+/**
+ * Deletes a template from a guild.
+ * Requires the `MANAGE_GUILD` permission.
+ */
+export async function deleteGuildTemplate(
+  guildID: string,
+  templateCode: string,
+) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.MANAGE_GUILD]);
+  if (!hasPerm) throw new Error(Errors.MISSING_MANAGE_GUILD);
+
+  const deletedTemplate = await RequestManager.delete(
+    `${endpoints.GUILD_TEMPLATES(guildID)}/${templateCode}`,
+  ) as GuildTemplate;
+  return structures.createTemplate(deletedTemplate);
+}
+
+/**
+ * Creates a template for the guild.
+ * Requires the `MANAGE_GUILD` permission.
+ * @param name name of the template (1-100 characters)
+ * @param description description for the template (0-120 characters
+ */
+export async function createGuildTemplate(
+  guildID: string,
+  data: CreateGuildTemplate,
+) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.MANAGE_GUILD]);
+  if (!hasPerm) throw new Error(Errors.MISSING_MANAGE_GUILD);
+
+  if (data.name.length < 1 || data.name.length > 100) {
+    throw new Error("The name can only be in between 1-100 characters.");
+  }
+
+  if (
+    data.description?.length &&
+    data.description.length > 120
+  ) {
+    throw new Error("The description can only be in between 0-120 characters.");
+  }
+
+  const template = await RequestManager.post(
+    endpoints.GUILD_TEMPLATES(guildID),
+    data,
+  ) as GuildTemplate;
+  return structures.createTemplate(template);
+}
+
+/**
+ * Syncs the template to the guild's current state.
+ * Requires the `MANAGE_GUILD` permission.
+ */
+export async function syncGuildTemplate(guildID: string, templateCode: string) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.MANAGE_GUILD]);
+  if (!hasPerm) throw new Error(Errors.MISSING_MANAGE_GUILD);
+
+  const template = await RequestManager.put(
+    `${endpoints.GUILD_TEMPLATES(guildID)}/${templateCode}`,
+  ) as GuildTemplate;
+  return structures.createTemplate(template);
+}
+
+/**
+ * Edit a template's metadata.
+ * Requires the `MANAGE_GUILD` permission.
+ */
+export async function editGuildTemplate(
+  guildID: string,
+  templateCode: string,
+  data: EditGuildTemplate,
+) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.MANAGE_GUILD]);
+  if (!hasPerm) throw new Error(Errors.MISSING_MANAGE_GUILD);
+
+  if (data.name?.length && (data.name.length < 1 || data.name.length > 100)) {
+    throw new Error("The name can only be in between 1-100 characters.");
+  }
+
+  if (
+    data.description?.length &&
+    data.description.length > 120
+  ) {
+    throw new Error("The description can only be in between 0-120 characters.");
+  }
+
+  const template = await RequestManager.patch(
+    `${endpoints.GUILD_TEMPLATES(guildID)}/${templateCode}`,
+    data,
+  ) as GuildTemplate;
+  return structures.createTemplate(template);
+}

src/handlers/member.ts

@@ -1,4 +1,3 @@
-import { endpoints } from "../constants/discord.ts";
 import { cacheHandlers } from "../controllers/cache.ts";
 import { botID } from "../module/client.ts";
 import { RequestManager } from "../module/requestManager.ts";
@@ -10,11 +9,13 @@ import { Errors } from "../types/errors.ts";
 import { EditMemberOptions } from "../types/member.ts";
 import { Permissions } from "../types/permission.ts";
 import { formatImageURL } from "../utils/cdn.ts";
+import { endpoints } from "../utils/constants.ts";
 import {
   botHasPermission,
   higherRolePosition,
   highestRole,
 } from "../utils/permissions.ts";
+import { urlToBase64 } from "../utils/utils.ts";
 import { sendMessage } from "./channel.ts";
 
 /** The users custom avatar or the default avatar if you don't have a member object. */
@@ -53,14 +54,19 @@ export async function addRole(
   reason?: string,
 ) {
   const botsHighestRole = await highestRole(guildID, botID);
-  if (
-    botsHighestRole &&
-    !higherRolePosition(guildID, botsHighestRole.id, roleID)
-  ) {
-    throw new Error(Errors.BOTS_HIGHEST_ROLE_TOO_LOW);
+  if (botsHighestRole) {
+    const hasHigherRolePosition = await higherRolePosition(
+      guildID,
+      botsHighestRole.id,
+      roleID,
+    );
+    if (!hasHigherRolePosition) {
+      throw new Error(Errors.BOTS_HIGHEST_ROLE_TOO_LOW);
+    }
   }
 
-  if (!botHasPermission(guildID, [Permissions.MANAGE_ROLES])) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.MANAGE_ROLES]);
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_MANAGE_ROLES);
   }
 
@@ -78,16 +84,23 @@ export async function removeRole(
   reason?: string,
 ) {
   const botsHighestRole = await highestRole(guildID, botID);
-  if (
-    botsHighestRole &&
-    !higherRolePosition(guildID, botsHighestRole.id, roleID)
-  ) {
-    throw new Error(Errors.BOTS_HIGHEST_ROLE_TOO_LOW);
+
+  if (botsHighestRole) {
+    const hasHigherRolePosition = await higherRolePosition(
+      guildID,
+      botsHighestRole.id,
+      roleID,
+    );
+    if (!hasHigherRolePosition) {
+      throw new Error(Errors.BOTS_HIGHEST_ROLE_TOO_LOW);
+    }
   }
 
-  if (!botHasPermission(guildID, [Permissions.MANAGE_ROLES])) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.MANAGE_ROLES]);
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_MANAGE_ROLES);
   }
+
   return RequestManager.delete(
     endpoints.GUILD_MEMBER_ROLE(guildID, memberID, roleID),
     { reason },
@@ -129,9 +142,11 @@ export async function kick(guildID: string, memberID: string, reason?: string) {
     throw new Error(Errors.BOTS_HIGHEST_ROLE_TOO_LOW);
   }
 
-  if (!botHasPermission(guildID, [Permissions.KICK_MEMBERS])) {
+  const hasPerm = await botHasPermission(guildID, [Permissions.KICK_MEMBERS]);
+  if (!hasPerm) {
     throw new Error(Errors.MISSING_KICK_MEMBERS);
   }
+
   return RequestManager.delete(
     endpoints.GUILD_MEMBER(guildID, memberID),
     { reason },
@@ -139,7 +154,7 @@ export async function kick(guildID: string, memberID: string, reason?: string) {
 }
 
 /** Edit the member */
-export function editMember(
+export async function editMember(
   guildID: string,
   memberID: string,
   options: EditMemberOptions,
@@ -148,30 +163,47 @@ export function editMember(
     if (options.nick.length > 32) {
       throw new Error(Errors.NICKNAMES_MAX_LENGTH);
     }
-    if (!botHasPermission(guildID, [Permissions.MANAGE_NICKNAMES])) {
+
+    const hasManageNickPerm = await botHasPermission(
+      guildID,
+      [Permissions.MANAGE_NICKNAMES],
+    );
+    if (!hasManageNickPerm) {
       throw new Error(Errors.MISSING_MANAGE_NICKNAMES);
     }
   }
 
+  const hasManageRolesPerm = await botHasPermission(
+    guildID,
+    [Permissions.MANAGE_ROLES],
+  );
   if (
     options.roles &&
-    !botHasPermission(guildID, [Permissions.MANAGE_ROLES])
+    !hasManageRolesPerm
   ) {
     throw new Error(Errors.MISSING_MANAGE_ROLES);
   }
 
   if (options.mute) {
+    const hasMuteMembersPerm = await botHasPermission(
+      guildID,
+      [Permissions.MUTE_MEMBERS],
+    );
     // TODO: This should check if the member is in a voice channel
     if (
-      !botHasPermission(guildID, [Permissions.MUTE_MEMBERS])
+      !hasMuteMembersPerm
     ) {
       throw new Error(Errors.MISSING_MUTE_MEMBERS);
     }
   }
 
+  const hasDeafenMembersPerm = await botHasPermission(
+    guildID,
+    [Permissions.DEAFEN_MEMBERS],
+  );
   if (
     options.deaf &&
-    !botHasPermission(guildID, [Permissions.DEAFEN_MEMBERS])
+    !hasDeafenMembersPerm
   ) {
     throw new Error(Errors.MISSING_DEAFEN_MEMBERS);
   }
@@ -184,7 +216,7 @@ export function editMember(
   );
 }
 
-/** 
+/**
  * Move a member from a voice channel to another.
  * @param guildID the id of the guild which the channel exists in
  * @param memberID the id of the member to move.
@@ -197,3 +229,34 @@ export function moveMember(
 ) {
   return editMember(guildID, memberID, { channel_id: channelID });
 }
+
+/** Modifies the bot's username or avatar.
+ * NOTE: username: if changed may cause the bot's discriminator to be randomized.
+ */
+export function editBotProfile(username?: string, avatarURL?: string) {
+  // Nothing was edited
+  if (!username && !avatarURL) return;
+  // Check username requirements if username was provided
+  if (username) {
+    if (username.length > 32) {
+      throw new Error(Errors.USERNAME_MAX_LENGTH);
+    }
+    if (username.length < 2) {
+      throw new Error(Errors.USERNAME_MIN_LENGTH);
+    }
+    if (["@", "#", ":", "```"].some((char) => username.includes(char))) {
+      throw new Error(Errors.USERNAME_INVALID_CHARACTER);
+    }
+    if (["discordtag", "everyone", "here"].includes(username)) {
+      throw new Error(Errors.USERNAME_INVALID_USERNAME);
+    }
+  }
+
+  RequestManager.patch(
+    endpoints.USER_BOT,
+    {
+      username: username?.trim(),
+      avatar: avatarURL ? urlToBase64(avatarURL) : undefined,
+    },
+  );
+}

src/handlers/message.ts

@@ -1,5 +1,4 @@
 import { delay } from "../../deps.ts";
-import { endpoints } from "../constants/discord.ts";
 import { cacheHandlers } from "../controllers/cache.ts";
 import { botID } from "../module/client.ts";
 import { RequestManager } from "../module/requestManager.ts";
@@ -10,6 +9,7 @@ import { Errors } from "../types/errors.ts";
 import { UserPayload } from "../types/guild.ts";
 import { MessageCreateOptions } from "../types/message.ts";
 import { Permissions } from "../types/permission.ts";
+import { endpoints } from "../utils/constants.ts";
 import { botHasChannelPermissions } from "../utils/permissions.ts";
 
 /** Delete a message with the channel id and message id only. */
@@ -38,11 +38,12 @@ export async function deleteMessage(
 ) {
   if (message.author.id !== botID) {
     // This needs to check the channels permission not the guild permission
+    const hasManageMessages = await botHasChannelPermissions(
+      message.channelID,
+      [Permissions.MANAGE_MESSAGES],
+    );
     if (
-      !botHasChannelPermissions(
-        message.channelID,
-        [Permissions.MANAGE_MESSAGES],
-      )
+      !hasManageMessages
     ) {
       throw new Error(Errors.MISSING_MANAGE_MESSAGES);
     }
@@ -57,9 +58,13 @@ export async function deleteMessage(
 }
 
 /** Pin a message in a channel. Requires MANAGE_MESSAGES. Max pins allowed in a channel = 50. */
-export function pin(channelID: string, messageID: string) {
+export async function pin(channelID: string, messageID: string) {
+  const hasManageMessagesPerm = await botHasChannelPermissions(
+    channelID,
+    [Permissions.MANAGE_MESSAGES],
+  );
   if (
-    !botHasChannelPermissions(channelID, [Permissions.MANAGE_MESSAGES])
+    !hasManageMessagesPerm
   ) {
     throw new Error(Errors.MISSING_MANAGE_MESSAGES);
   }
@@ -67,9 +72,13 @@ export function pin(channelID: string, messageID: string) {
 }
 
 /** Unpin a message in a channel. Requires MANAGE_MESSAGES. */
-export function unpin(channelID: string, messageID: string) {
+export async function unpin(channelID: string, messageID: string) {
+  const hasManageMessagesPerm = await botHasChannelPermissions(
+    channelID,
+    [Permissions.MANAGE_MESSAGES],
+  );
   if (
-    !botHasChannelPermissions(channelID, [Permissions.MANAGE_MESSAGES])
+    !hasManageMessagesPerm
   ) {
     throw new Error(Errors.MISSING_MANAGE_MESSAGES);
   }
@@ -79,17 +88,25 @@ export function unpin(channelID: string, messageID: string) {
 }
 
 /** Create a reaction for the message. Reaction takes the form of **name:id** for custom guild emoji, or Unicode characters. Requires READ_MESSAGE_HISTORY and ADD_REACTIONS */
-export function addReaction(
+export async function addReaction(
   channelID: string,
   messageID: string,
   reaction: string,
 ) {
-  if (!botHasChannelPermissions(channelID, [Permissions.ADD_REACTIONS])) {
+  const hasAddReactionsPerm = await botHasChannelPermissions(
+    channelID,
+    [Permissions.ADD_REACTIONS],
+  );
+  if (!hasAddReactionsPerm) {
     throw new Error(Errors.MISSING_ADD_REACTIONS);
   }
 
+  const hasReadMessageHistoryPerm = await botHasChannelPermissions(
+    channelID,
+    [Permissions.READ_MESSAGE_HISTORY],
+  );
   if (
-    !botHasChannelPermissions(channelID, [Permissions.READ_MESSAGE_HISTORY])
+    !hasReadMessageHistoryPerm
   ) {
     throw new Error(Errors.MISSING_READ_MESSAGE_HISTORY);
   }
@@ -143,13 +160,17 @@ export function removeReaction(
 }
 
 /** Removes a reaction from the specified user on this message. Reaction takes the form of **name:id** for custom guild emoji, or Unicode characters. */
-export function removeUserReaction(
+export async function removeUserReaction(
   channelID: string,
   messageID: string,
   reaction: string,
   userID: string,
 ) {
-  if (!botHasChannelPermissions(channelID, [Permissions.MANAGE_MESSAGES])) {
+  const hasManageMessagesPerm = await botHasChannelPermissions(
+    channelID,
+    [Permissions.MANAGE_MESSAGES],
+  );
+  if (!hasManageMessagesPerm) {
     throw new Error(Errors.MISSING_MANAGE_MESSAGES);
   }
 
@@ -164,9 +185,13 @@ export function removeUserReaction(
 }
 
 /** Removes all reactions for all emojis on this message. */
-export function removeAllReactions(channelID: string, messageID: string) {
+export async function removeAllReactions(channelID: string, messageID: string) {
+  const hasManageMessagesPerm = await botHasChannelPermissions(
+    channelID,
+    [Permissions.MANAGE_MESSAGES],
+  );
   if (
-    !botHasChannelPermissions(channelID, [Permissions.MANAGE_MESSAGES])
+    !hasManageMessagesPerm
   ) {
     throw new Error(Errors.MISSING_MANAGE_MESSAGES);
   }
@@ -176,13 +201,17 @@ export function removeAllReactions(channelID: string, messageID: string) {
 }
 
 /** Removes all reactions for a single emoji on this message. Reaction takes the form of **name:id** for custom guild emoji, or Unicode characters. */
-export function removeReactionEmoji(
+export async function removeReactionEmoji(
   channelID: string,
   messageID: string,
   reaction: string,
 ) {
+  const hasManageMessagesPerm = await botHasChannelPermissions(
+    channelID,
+    [Permissions.MANAGE_MESSAGES],
+  );
   if (
-    !botHasChannelPermissions(channelID, [Permissions.MANAGE_MESSAGES])
+    !hasManageMessagesPerm
   ) {
     throw new Error(Errors.MISSING_MANAGE_MESSAGES);
   }
@@ -216,18 +245,23 @@ export async function editMessage(
 
   if (typeof content === "string") content = { content };
 
+  const hasSendMessagesPerm = await botHasChannelPermissions(
+    message.channelID,
+    [Permissions.SEND_MESSAGES],
+  );
   if (
-    !botHasChannelPermissions(message.channelID, [Permissions.SEND_MESSAGES])
+    !hasSendMessagesPerm
   ) {
     throw new Error(Errors.MISSING_SEND_MESSAGES);
   }
 
+  const hasSendTtsMessagesPerm = await botHasChannelPermissions(
+    message.channelID,
+    [Permissions.SEND_TTS_MESSAGES],
+  );
   if (
     content.tts &&
-    !botHasChannelPermissions(
-      message.channelID,
-      [Permissions.SEND_TTS_MESSAGES],
-    )
+    !hasSendTtsMessagesPerm
   ) {
     throw new Error(Errors.MISSING_SEND_TTS_MESSAGE);
   }

src/handlers/mod.ts

@@ -0,0 +1,203 @@
+import {
+  channelOverwriteHasPermission,
+  createInvite,
+  deleteMessages,
+  editChannel,
+  followChannel,
+  getChannelInvites,
+  getChannelWebhooks,
+  getMessage,
+  getMessages,
+  getPins,
+  isChannelSynced,
+  sendMessage,
+} from "./channel.ts";
+import {
+  ban,
+  categoryChildrenIDs,
+  createEmoji,
+  createGuildChannel,
+  createGuildFromTemplate,
+  createGuildRole,
+  createGuildTemplate,
+  createServer,
+  deleteChannel,
+  deleteEmoji,
+  deleteGuildTemplate,
+  deleteIntegration,
+  deleteRole,
+  deleteServer,
+  editEmbed,
+  editEmoji,
+  editGuild,
+  editGuildTemplate,
+  editIntegration,
+  editRole,
+  emojiURL,
+  fetchMembers,
+  getAuditLogs,
+  getBan,
+  getBans,
+  getChannel,
+  getChannels,
+  getEmbed,
+  getGuild,
+  getGuildTemplate,
+  getGuildTemplates,
+  getIntegrations,
+  getInvites,
+  getMember,
+  getMembersByQuery,
+  getPruneCount,
+  getRoles,
+  getUser,
+  getVanityURL,
+  getVoiceRegions,
+  getWebhooks,
+  guildBannerURL,
+  guildIconURL,
+  guildSplashURL,
+  leaveGuild,
+  pruneMembers,
+  swapChannels,
+  swapRoles,
+  syncGuildTemplate,
+  syncIntegration,
+  unban,
+} from "./guild.ts";
+import {
+  addRole,
+  avatarURL,
+  editBotProfile,
+  editMember,
+  kick,
+  moveMember,
+  rawAvatarURL,
+  removeRole,
+  sendDirectMessage,
+} from "./member.ts";
+import {
+  addReaction,
+  addReactions,
+  deleteMessage,
+  deleteMessageByID,
+  editMessage,
+  getReactions,
+  pin,
+  publishMessage,
+  removeAllReactions,
+  removeReaction,
+  removeReactionEmoji,
+  removeUserReaction,
+  unpin,
+} from "./message.ts";
+import { createWebhook, executeWebhook, getWebhook } from "./webhook.ts";
+
+export let handlers = {
+  // Channel handler
+  channelOverwriteHasPermission,
+  createInvite,
+  deleteMessages,
+  editChannel,
+  followChannel,
+  getChannelInvites,
+  getChannelWebhooks,
+  getMessage,
+  getMessages,
+  getPins,
+  isChannelSynced,
+  sendMessage,
+
+  // Guild handler
+  ban,
+  categoryChildrenIDs,
+  createEmoji,
+  createGuildChannel,
+  createGuildFromTemplate,
+  createGuildRole,
+  createGuildTemplate,
+  createServer,
+  deleteChannel,
+  deleteEmoji,
+  deleteGuildTemplate,
+  deleteIntegration,
+  deleteRole,
+  deleteServer,
+  editEmbed,
+  editEmoji,
+  editGuild,
+  editGuildTemplate,
+  editIntegration,
+  editRole,
+  emojiURL,
+  fetchMembers,
+  getAuditLogs,
+  getBan,
+  getBans,
+  getChannel,
+  getChannels,
+  getEmbed,
+  getGuild,
+  getGuildTemplate,
+  getGuildTemplates,
+  getIntegrations,
+  getInvites,
+  getMember,
+  getMembersByQuery,
+  getPruneCount,
+  getRoles,
+  getUser,
+  getVanityURL,
+  getVoiceRegions,
+  getWebhooks,
+  guildBannerURL,
+  guildIconURL,
+  guildSplashURL,
+  leaveGuild,
+  pruneMembers,
+  swapChannels,
+  swapRoles,
+  syncGuildTemplate,
+  syncIntegration,
+  unban,
+
+  // Member handler
+  addRole,
+  avatarURL,
+  editBotProfile,
+  editMember,
+  kick,
+  moveMember,
+  rawAvatarURL,
+  removeRole,
+  sendDirectMessage,
+
+  // Message handler
+  addReaction,
+  addReactions,
+  deleteMessage,
+  deleteMessageByID,
+  editMessage,
+  getReactions,
+  pin,
+  publishMessage,
+  removeAllReactions,
+  removeReaction,
+  removeReactionEmoji,
+  removeUserReaction,
+  unpin,
+
+  // Webhook handler
+  createWebhook,
+  executeWebhook,
+  getWebhook,
+};
+
+export type Handlers = typeof handlers;
+
+export function updateHandlers(newHandlers: Partial<Handlers>) {
+  handlers = {
+    ...handlers,
+    ...newHandlers,
+  };
+}

src/handlers/webhook.ts

@@ -1,4 +1,3 @@
-import { endpoints } from "../constants/discord.ts";
 import { RequestManager } from "../module/requestManager.ts";
 import { structures } from "../structures/mod.ts";
 import { Errors } from "../types/errors.ts";
@@ -9,6 +8,7 @@ import {
   WebhookCreateOptions,
   WebhookPayload,
 } from "../types/webhook.ts";
+import { endpoints } from "../utils/constants.ts";
 import { botHasChannelPermissions } from "../utils/permissions.ts";
 import { urlToBase64 } from "../utils/utils.ts";
 
@@ -20,11 +20,12 @@ export async function createWebhook(
   channelID: string,
   options: WebhookCreateOptions,
 ) {
+  const hasManageWebhooksPerm = await botHasChannelPermissions(
+    channelID,
+    [Permissions.MANAGE_WEBHOOKS],
+  );
   if (
-    !botHasChannelPermissions(
-      channelID,
-      [Permissions.MANAGE_WEBHOOKS],
-    )
+    !hasManageWebhooksPerm
   ) {
     throw new Error(Errors.MISSING_MANAGE_WEBHOOKS);
   }