From 4a6ddab6da2bfce1c97a1138ba529f9b9691d998 Mon Sep 17 00:00:00 2001
From: Linnea Gräf <nea@nea.moe>
Date: Mon, 12 May 2025 20:33:57 +0200
Subject: Initial commit

---
 source/backronyms.d | 81 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 source/backronyms.d

(limited to 'source/backronyms.d')

diff --git a/source/backronyms.d b/source/backronyms.d
new file mode 100644
index 0000000..7b3c9e6
--- /dev/null
+++ b/source/backronyms.d
@@ -0,0 +1,81 @@
+module backronyms;
+import std.stdio;
+import std.algorithm;
+import std.random;
+import std.conv;
+import std.range;
+import std.typecons;
+
+struct BackronymGenerator
+{
+	WordList nouns;
+	WordList adjectives;
+
+	static BackronymGenerator load()
+	{
+		return BackronymGenerator(
+			WordList.fromFile("SimpleWordlists/Wordlist-Nouns-Common-Audited-Len-3-6.txt"),
+			WordList.fromFile("SimpleWordlists/Wordlist-Adjectives-All.txt"),
+		);
+	}
+
+	string formatBackronymList(string word)
+	{
+		string ret;
+		for (int i = 0; i < word.length; i++)
+		{
+			ret ~= (
+				i + 1 == word.length
+					? this.nouns : this.adjectives
+			).findRandomWord(word[i]);
+			ret ~= '\n';
+		}
+		return ret;
+	}
+}
+
+struct WordList
+{
+
+	string[][char] words;
+
+	string[] findBackronym(string word)
+	{
+		string[] ret;
+
+		foreach (c; word)
+		{
+			ret ~= this.findRandomWord(c);
+		}
+
+		return ret;
+	}
+
+	string findRandomWord(char start)
+	{
+		return this.words[start].choice;
+	}
+
+	static WordList fromFile(string filePath)
+	{
+		auto file = File(filePath);
+		return fromLines(file.byLine.map!(to!string));
+	}
+
+	static WordList fromLines(R)(R lines)
+			if (isInputRange!R && is(ElementType!R == string))
+	{
+		WordList ret;
+
+		foreach (line; lines)
+		{
+			if (line.length == 0)
+				continue;
+
+			ret.words[line[0]] ~= line;
+		}
+
+		return ret;
+	}
+
+}
-- 
cgit