refactor(helpers): separate functions into files (#667)

* refactor(helpers): separate functions into files * idk * idk
2026-06-16 03:18:17 +00:00 · 2021-03-13 08:10:31 -05:00
parent 88ce4da555
commit e9cbbbff7c
143 changed files with 3362 additions and 2915 deletions
@@ -0,0 +1,100 @@
+import { cacheHandlers } from "../../cache.ts";
+import { RequestManager } from "../../rest/request_manager.ts";
+import { structures } from "../../structures/mod.ts";
+import {
+  ChannelTypes,
+  Errors,
+  MessageContent,
+  MessageCreateOptions,
+  Permission,
+} from "../../types/mod.ts";
+import { endpoints } from "../../util/constants.ts";
+import { requireBotChannelPermissions } from "../../util/permissions.ts";
+
+/** Send a message to the channel. Requires SEND_MESSAGES permission. */
+export async function sendMessage(
+  channelID: string,
+  content: string | MessageContent,
+) {
+  if (typeof content === "string") content = { content };
+
+  const channel = await cacheHandlers.get("channels", channelID);
+  if (channel) {
+    if (
+      ![
+        ChannelTypes.DM,
+        ChannelTypes.GUILD_NEWS,
+        ChannelTypes.GUILD_TEXT,
+      ].includes(channel.type)
+    ) {
+      throw new Error(Errors.CHANNEL_NOT_TEXT_BASED);
+    }
+
+    const requiredPerms: Set<Permission> = new Set([
+      "SEND_MESSAGES",
+      "VIEW_CHANNEL",
+    ]);
+
+    if (content.tts) requiredPerms.add("SEND_TTS_MESSAGES");
+    if (content.embed) requiredPerms.add("EMBED_LINKS");
+    if (content.replyMessageID || content.mentions?.repliedUser) {
+      requiredPerms.add("READ_MESSAGE_HISTORY");
+    }
+
+    await requireBotChannelPermissions(channelID, [...requiredPerms]);
+  }
+
+  // Use ... for content length due to unicode characters and js .length handling
+  if (content.content && [...content.content].length > 2000) {
+    throw new Error(Errors.MESSAGE_MAX_LENGTH);
+  }
+
+  if (content.mentions) {
+    if (content.mentions.users?.length) {
+      if (content.mentions.parse?.includes("users")) {
+        content.mentions.parse = content.mentions.parse.filter(
+          (p) => p !== "users",
+        );
+      }
+
+      if (content.mentions.users.length > 100) {
+        content.mentions.users = content.mentions.users.slice(0, 100);
+      }
+    }
+
+    if (content.mentions.roles?.length) {
+      if (content.mentions.parse?.includes("roles")) {
+        content.mentions.parse = content.mentions.parse.filter(
+          (p) => p !== "roles",
+        );
+      }
+
+      if (content.mentions.roles.length > 100) {
+        content.mentions.roles = content.mentions.roles.slice(0, 100);
+      }
+    }
+  }
+
+  const result = (await RequestManager.post(
+    endpoints.CHANNEL_MESSAGES(channelID),
+    {
+      ...content,
+      allowed_mentions: content.mentions
+        ? {
+          ...content.mentions,
+          replied_user: content.mentions.repliedUser,
+        }
+        : undefined,
+      ...(content.replyMessageID
+        ? {
+          message_reference: {
+            message_id: content.replyMessageID,
+            fail_if_not_exists: content.failReplyIfNotExists === true,
+          },
+        }
+        : {}),
+    },
+  )) as MessageCreateOptions;
+
+  return structures.createMessageStruct(result);
+}