From fcef9dee904689874f38fe65c89785b93c2993a5 Mon Sep 17 00:00:00 2001
From: Daniel Flanagan <daniel@lyte.dev>
Date: Thu, 2 Dec 2021 08:37:00 -0600
Subject: [PATCH] Day 2 part 1 done

---
 2021/2.ts      | 26 ++++++++++++++++++++++++++
 2021/common.ts |  3 +--
 2 files changed, 27 insertions(+), 2 deletions(-)
 create mode 100644 2021/2.ts

diff --git a/2021/2.ts b/2021/2.ts
new file mode 100644
index 0000000..0ac231f
--- /dev/null
+++ b/2021/2.ts
@@ -0,0 +1,26 @@
+import { collectArray, inputLines, measureDuration } from "./common.ts";
+const input = await collectArray(await inputLines("2"));
+
+export function part1(input: string[]): number {
+  let x = 0;
+  let y = 0;
+  for (const line of input) {
+    console.log(line);
+    if (line.startsWith("forward ")) {
+      x += parseInt(line.substr(8));
+    } else if (line.startsWith("up ")) {
+      y -= parseInt(line.substr(3));
+    } else if (line.startsWith("down ")) {
+      y += parseInt(line.substr(5));
+    }
+  }
+  return x * y;
+}
+
+await measureDuration(() => console.log("Part 1", part1(input)));
+
+export function part2(input: string[]): number {
+  return 0;
+}
+
+await measureDuration(() => console.log("Part 2", part2(input)));
diff --git a/2021/common.ts b/2021/common.ts
index 2c67753..b14f00f 100644
--- a/2021/common.ts
+++ b/2021/common.ts
@@ -5,7 +5,6 @@ export const XDG_CACHE_HOME = Deno.env.get("XDG_CACHE_HOME") ||
   path.join(HOME, ".config");
 
 const INPUT_CACHE_DIR = path.join(XDG_CACHE_HOME, "aoc2021");
-console.log(INPUT_CACHE_DIR);
 
 async function fileExists(filePath: string) {
   try {
@@ -96,7 +95,7 @@ export async function preloadedAsyncIterator<T>(
   return asyncIterator(arr);
 }
 
-export async function measureDuration(cb: () => Promise<void>) {
+export async function measureDuration(cb: () => Promise<void> | void) {
   const p1t = window.performance.now();
   await cb();
   const p1t2 = window.performance.now();