From 54e9fbd597531532e217cf0cacf3618710af28ea Mon Sep 17 00:00:00 2001
From: Dragory <dragory.up@gmail.com>
Date: Thu, 3 May 2018 20:33:19 +0300
Subject: [PATCH] Chunk long messages so they don't fail to send

---
 src/data/Thread.js | 20 ++++++++++++++++++--
 src/utils.js       |  2 +-
 2 files changed, 19 insertions(+), 3 deletions(-)

diff --git a/src/data/Thread.js b/src/data/Thread.js
index 136343a..e92a805 100644
--- a/src/data/Thread.js
+++ b/src/data/Thread.js
@@ -176,7 +176,14 @@ class Thread {
     }
 
     // Send the DM
-    return dmChannel.createMessage(text, file);
+    const chunks = utils.chunk(text, 2000);
+    const messages = await Promise.all(chunks.map((chunk, i) => {
+      return dmChannel.createMessage(
+        chunk,
+        (i === chunks.length - 1 ? file : undefined)  // Only send the file with the last message
+      );
+    }));
+    return messages[0];
   }
 
   /**
@@ -184,7 +191,16 @@ class Thread {
    */
   async postToThreadChannel(...args) {
     try {
-      return await bot.createMessage(this.channel_id, ...args);
+      if (typeof args[0] === 'string') {
+        const chunks = utils.chunk(args[0], 2000);
+        const messages = await Promise.all(chunks.map((chunk, i) => {
+          const rest = (i === chunks.length - 1 ? args.slice(1) : []); // Only send the rest of the args (files, embeds) with the last message
+          return bot.createMessage(this.channel_id, chunk, ...rest);
+        }));
+        return messages[0];
+      } else {
+        return bot.createMessage(this.channel_id, ...args);
+      }
     } catch (e) {
       // Channel not found
       if (e.code === 10003) {
diff --git a/src/utils.js b/src/utils.js
index 91d7339..85518f8 100644
--- a/src/utils.js
+++ b/src/utils.js
@@ -181,7 +181,7 @@ function getMainRole(member) {
 
 /**
  * Splits array items into chunks of the specified size
- * @param {Array} items
+ * @param {Array|String} items
  * @param {Number} chunkSize
  * @returns {Array}
  */