reading plays; detecting hand types

Day7/Part1.js

@@ -2,16 +2,33 @@ import { readFileSync } from "fs";
 const t0 = performance.now();
 
 const patterns = [
-	"abcde",
-	"aabcd",
-	"aabbc",
-	"aaabc",
-	"aaabb",
-	"aaaab",
-	"aaaaa",
+	"01234",
+	"00123",
+	"00112",
+	"00012",
+	"00011",
+	"00001",
+	"00000",
 ];
-const input = readFileSync("input.txt").toString();
-console.log(input);
+const cards = ["A", "K", "Q", "J", "T", "9", "8", "7", "6", "5", "4", "3", "2"];
+const input = readFileSync("input.txt")
+	.toString()
+	.split("\r\n")
+	.filter((e) => e.length > 0);
+const plays = input.map((e) => {
+	const [draw, bidding] = e.split(" ");
+
+	let count = 0;
+	const hand = draw
+		.split("")
+		.map((e) => cards.indexOf(e))
+		.sort((a, b) => b - a)
+		.map((e, i, a) => (i !== 0 && e !== (a[i - 1] ?? 0) ? ++count : count))
+		.reduce((a, i) => a + i.toString());
+
+	return { hand, draw, bidding };
+});
+console.log(plays);
 
 const t1 = performance.now();
 console.log(`Runtime: ${t1 - t0}ms`);