From a28d24470ddeca6196219a1333c1ccac1319efef Mon Sep 17 00:00:00 2001
From: href <href@random.sh>
Date: Wed, 11 Mar 2020 21:18:34 +0100
Subject: welp

---
 lib/irc.ex | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

(limited to 'lib/irc.ex')

diff --git a/lib/irc.ex b/lib/irc.ex
index 6ba819c..f989366 100644
--- a/lib/irc.ex
+++ b/lib/irc.ex
@@ -31,4 +31,29 @@ defmodule IRC do
   defp admin_part_match?(a, a), do: true
   defp admin_part_match?(_, _), do: false
 
+  @max_chars 440
+
+  def splitlong(string, max_chars \\ 440)
+
+  def splitlong(string, max_chars) when is_list(string) do
+    Enum.map(string, fn(s) -> splitlong(s, max_chars) end)
+    |> List.flatten()
+  end
+
+  def splitlong(string, max_chars) do
+    string
+    |> String.codepoints
+    |> Enum.chunk_every(max_chars)
+    |> Enum.map(&Enum.join/1)
+  end
+
+  def splitlong_with_prefix(string, prefix, max_chars \\ 440) do
+    prefix = "#{prefix} "
+    max_chars = max_chars - (length(String.codepoints(prefix)))
+    string
+    |> String.codepoints
+    |> Enum.chunk_every(max_chars)
+    |> Enum.map(fn(line) -> prefix <> Enum.join(line) end)
+  end
+
 end
-- 
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