From c542abf3df580708286a3f3270ec39ffd6b2c931 Mon Sep 17 00:00:00 2001
From: Paul Sobolik <psobolik@zoho.com>
Date: Fri, 11 Feb 2022 19:58:03 -0500
Subject: [PATCH] Node app to find unimplemented games by language

---
 00_Utilities/find-unimplemented.js | 73 ++++++++++++++++++++++++++++++
 1 file changed, 73 insertions(+)
 create mode 100644 00_Utilities/find-unimplemented.js

diff --git a/00_Utilities/find-unimplemented.js b/00_Utilities/find-unimplemented.js
new file mode 100644
index 00000000..41641f52
--- /dev/null
+++ b/00_Utilities/find-unimplemented.js
@@ -0,0 +1,73 @@
+/**
+ * Program to show unimplemented games by language, optionally filtered by 
+ * language
+ * 
+ * Usage: node find-unimplemented.js [[[lang1] lang2] ...]
+ * 
+ * Adapted from find-missing-implementtion.js
+ */
+
+const fs = require("fs");
+const glob = require("glob");
+
+// relative path to the repository root
+const ROOT_PATH = "../.";
+
+let languages = [
+  { name: "csharp", extension: "cs" },
+  { name: "java", extension: "java" },
+  { name: "javascript", extension: "html" },
+  { name: "pascal", extension: "pas" },
+  { name: "perl", extension: "pl" },
+  { name: "python", extension: "py" },
+  { name: "ruby", extension: "rb" },
+  { name: "vbnet", extension: "vb" },
+];
+
+const getFilesRecursive = async (path, extension) => {
+  return new Promise((resolve, reject) => {
+    glob(`${path}/**/*.${extension}`, (err, matches) => {
+      if (err) {
+        reject(err);
+      }
+      resolve(matches);
+    });
+  });
+};
+
+const getPuzzleFolders = () => {
+  return fs
+    .readdirSync(ROOT_PATH, { withFileTypes: true })
+    .filter((dirEntry) => dirEntry.isDirectory())
+    .filter(
+      (dirEntry) =>
+        ![".git", "node_modules", "00_Utilities", "buildJvm"].includes(dirEntry.name)
+    )
+    .map((dirEntry) => dirEntry.name);
+};
+
+(async () => {
+  const result = {};
+  if (process.argv.length > 2) {
+    languages = languages.filter((language) => process.argv.slice(2).includes(language.name));
+  }
+  for (const { name: language } of languages) {
+    result[language] = [];
+  }
+
+  const puzzleFolders = getPuzzleFolders();
+  for (const puzzleFolder of puzzleFolders) {
+    for (const { name: language, extension } of languages) {
+      const files = await getFilesRecursive(
+        `${ROOT_PATH}/${puzzleFolder}/${language}`, extension
+      );
+      if (files.length === 0) {
+        result[language].push(puzzleFolder);
+      }
+    }
+  }
+  console.log('Unimplementation by language:')
+  console.dir(result);
+})();
+
+return;