add check

src/helpers/messages/edit_message.ts

@@ -2,12 +2,13 @@ import { botId } from "../../bot.ts";
 import { rest } from "../../rest/rest.ts";
 import { DiscordenoMessage } from "../../structures/message.ts";
 import { structures } from "../../structures/mod.ts";
+import { Errors } from "../../types/discordeno/errors.ts";
 import { EditMessage } from "../../types/messages/edit_message.ts";
 import type { Message } from "../../types/messages/message.ts";
-import { Errors } from "../../types/discordeno/errors.ts";
 import type { PermissionStrings } from "../../types/permissions/permission_strings.ts";
 import { endpoints } from "../../util/constants.ts";
 import { requireBotChannelPermissions } from "../../util/permissions.ts";
+import { validateComponents } from "../../util/utils.ts";
 
 /** Edit the message. */
 export async function editMessage(
@@ -20,6 +21,10 @@ export async function editMessage(
 
   if (typeof content === "string") content = { content };
 
+  if (content.components?.length) {
+    validateComponents(content.components);
+  }
+
   const requiredPerms: PermissionStrings[] = ["SEND_MESSAGES"];
 
   await requireBotChannelPermissions(message.channelId, requiredPerms);

src/helpers/messages/send_message.ts

@@ -4,16 +4,13 @@ import { structures } from "../../structures/mod.ts";
 import { DiscordChannelTypes } from "../../types/channels/channel_types.ts";
 import { Errors } from "../../types/discordeno/errors.ts";
 import { DiscordAllowedMentionsTypes } from "../../types/messages/allowed_mentions_types.ts";
-import { ButtonStyles } from "../../types/messages/components/button_styles.ts";
 import type { CreateMessage } from "../../types/messages/create_message.ts";
 import type { Message } from "../../types/messages/message.ts";
 import type { PermissionStrings } from "../../types/permissions/permission_strings.ts";
 import { endpoints } from "../../util/constants.ts";
 import { requireBotChannelPermissions } from "../../util/permissions.ts";
-import { snakelize } from "../../util/utils.ts";
+import { snakelize, validateComponents } from "../../util/utils.ts";
 import { validateLength } from "../../util/validate_length.ts";
-import { isActionRow } from "../type_guards/is_action_row.ts";
-import { isButton } from "../type_guards/is_button.ts";
 
 /** Send a message to the channel. Requires SEND_MESSAGES permission. */
 export async function sendMessage(
@@ -100,49 +97,7 @@ export async function sendMessage(
   }
 
   if (content.components?.length) {
-    let actionRowCounter = 0;
-
-    for (const component of content.components) {
-      // 5 Link buttons can not have a customId
-      if (isButton(component)) {
-        if (
-          component.type === ButtonStyles.Link &&
-          component.customId
-        ) {
-          throw new Error(Errors.LINK_BUTTON_CANNOT_HAVE_CUSTOM_ID);
-        }
-        // Other buttons must have a customId
-        if (
-          !component.customId && component.type !== ButtonStyles.Link
-        ) {
-          throw new Error(Errors.BUTTON_REQUIRES_CUSTOM_ID);
-        }
-
-        if (!validateLength(component.label, { max: 80 })) {
-          throw new Error(Errors.COMPONENT_LABEL_TOO_BIG);
-        }
-
-        if (
-          component.customId &&
-          !validateLength(component.customId, { max: 100 })
-        ) {
-          throw new Error(Errors.COMPONENT_CUSTOM_ID_TOO_BIG);
-        }
-      }
-
-      if (!isActionRow(component)) {
-        continue;
-      }
-
-      actionRowCounter++;
-      // Max of 5 ActionRows per message
-      if (actionRowCounter > 5) throw new Error(Errors.TOO_MANY_ACTION_ROWS);
-
-      // Max of 5 Buttons (or any component type) within an ActionRow
-      if (component.components?.length > 5) {
-        throw new Error(Errors.TOO_MANY_COMPONENTS);
-      }
-    }
+    validateComponents(content.components);
   }
 
   const result = await rest.runMethod<Message>(

src/helpers/webhooks/edit_webhook_message.ts

@@ -1,10 +1,11 @@
 import { rest } from "../../rest/rest.ts";
 import { structures } from "../../structures/mod.ts";
+import { Errors } from "../../types/discordeno/errors.ts";
 import { DiscordAllowedMentionsTypes } from "../../types/messages/allowed_mentions_types.ts";
 import type { Message } from "../../types/messages/message.ts";
-import { Errors } from "../../types/discordeno/errors.ts";
 import type { EditWebhookMessage } from "../../types/webhooks/edit_webhook_message.ts";
 import { endpoints } from "../../util/constants.ts";
+import { validateComponents } from "../../util/utils.ts";
 
 export async function editWebhookMessage(
   webhookId: bigint,
@@ -59,6 +60,10 @@ export async function editWebhookMessage(
     }
   }
 
+  if (options.components?.length) {
+    validateComponents(options.components);
+  }
+
   const result = await rest.runMethod<Message>(
     "patch",
     options.messageId

src/util/utils.ts

@@ -1,11 +1,15 @@
 import { encode } from "../../deps.ts";
 import { eventHandlers } from "../bot.ts";
+import { isActionRow } from "../helpers/type_guards/is_action_row.ts";
+import { isButton } from "../helpers/type_guards/is_button.ts";
 import { Errors } from "../types/discordeno/errors.ts";
 import type { ApplicationCommandOption } from "../types/interactions/commands/application_command_option.ts";
 import type { ApplicationCommandOptionChoice } from "../types/interactions/commands/application_command_option_choice.ts";
 import { DiscordApplicationCommandOptionTypes } from "../types/interactions/commands/application_command_option_types.ts";
 import type { CreateGlobalApplicationCommand } from "../types/interactions/commands/create_global_application_command.ts";
 import type { EditGlobalApplicationCommand } from "../types/interactions/commands/edit_global_application_command.ts";
+import { ButtonStyles } from "../types/messages/components/button_styles.ts";
+import type { MessageComponents } from "../types/messages/components/message_components.ts";
 import type { DiscordImageFormat } from "../types/misc/image_format.ts";
 import type { DiscordImageSize } from "../types/misc/image_size.ts";
 import { SLASH_COMMANDS_NAME_REGEX } from "./constants.ts";
@@ -216,3 +220,51 @@ export function hasOwnProperty<T extends {}, Y extends PropertyKey = string>(
   // deno-lint-ignore no-prototype-builtins
   return obj.hasOwnProperty(prop);
 }
+
+export function validateComponents(components: MessageComponents) {
+  if (components?.length) {
+    let actionRowCounter = 0;
+
+    for (const component of components) {
+      // 5 Link buttons can not have a customId
+      if (isButton(component)) {
+        if (
+          component.type === ButtonStyles.Link &&
+          component.customId
+        ) {
+          throw new Error(Errors.LINK_BUTTON_CANNOT_HAVE_CUSTOM_ID);
+        }
+        // Other buttons must have a customId
+        if (
+          !component.customId && component.type !== ButtonStyles.Link
+        ) {
+          throw new Error(Errors.BUTTON_REQUIRES_CUSTOM_ID);
+        }
+
+        if (!validateLength(component.label, { max: 80 })) {
+          throw new Error(Errors.COMPONENT_LABEL_TOO_BIG);
+        }
+
+        if (
+          component.customId &&
+          !validateLength(component.customId, { max: 100 })
+        ) {
+          throw new Error(Errors.COMPONENT_CUSTOM_ID_TOO_BIG);
+        }
+      }
+
+      if (!isActionRow(component)) {
+        continue;
+      }
+
+      actionRowCounter++;
+      // Max of 5 ActionRows per message
+      if (actionRowCounter > 5) throw new Error(Errors.TOO_MANY_ACTION_ROWS);
+
+      // Max of 5 Buttons (or any component type) within an ActionRow
+      if (component.components?.length > 5) {
+        throw new Error(Errors.TOO_MANY_COMPONENTS);
+      }
+    }
+  }
+}