feat: make advance on part 2

Signed-off-by: Florian BOUILLON <f.bouillon@aptatio.com>

2021/day-8/part-2.ts

@@ -1,37 +1,71 @@
 import fs from 'fs'
 
 const input = fs.readFileSync(__dirname + '/input.txt').toString()
-	.split(',')
+	.split('\n')
-	.map((it) => parseInt(it))
+	.map((it) => it.split('|')[1].split(' '))
-	.sort((a, b) => a - b)
 
-function costToLocation(values: Array<number>, value: number) {
+function isOne(str: string): boolean {
-	return values.reduce((p, c) => {
+	return str.length === 2
-		let diff = Math.abs(c - value)
-		let mod = 0
-		while (diff > 0) {
-			mod += diff
-			diff--
-		}
-		return p + mod
-	}, 0)
 }
 
-const min = input[0]
+function isFour(str: string): boolean {
-const max = input[input.length - 1]
+	return str.length === 4
-
-let cost = Infinity
-
-// this is so ugy it hurts me
-// BUT it works like a charm!
-for (let index = min; index < max; index++) {
-	const localCost = costToLocation(input, index)
-	if (localCost < cost) {
-		cost = localCost
 }
 
+function isSeven(str: string): boolean {
+	return str.length === 3
 }
 
+function isEight(str: string): boolean {
+	return str.length === 8
+}
+
+function is1478(str: string): boolean {
+	return isOne(str) || isEight(str) || isSeven(str) || isFour(str)
+}
+
+/**
+ * 
+ * @param line the line to decipher
+ * @returns [top, topleft, topright, middle, bottomleft, bottomright, bottom] containing the letter assigned
+ */
+function decodeMapping(line: Array<string>): [string, string, string, string, string, string, string] {
+	let finalVal: [string, string, string, string, string, string, string] = ['', '', '', '', '', '', '']
+	for (const num of line) {
+		if (isEight(num)) continue
+
+	}
+	return finalVal
+}
+
+function decode(line: Array<string>): number {
+	let topRight: Array<string> = []
+	let bottomRight: Array<string> = []
+	
+	let finalNum: string = ''
+
+	// detect unique ones
+
+	// detect and add globally
+	for (const num of line) {
+		if (isEight(num)) finalNum += '8'
+
+
+	}
+
+	return 0
+}
+
+let count = 0
+
+for (const line of input) {
+	for (const item of line) {
+		if (is1478(item)) count++
+	}
+}
+
+
+
 console.log(
-	"least moves:", cost
+	"Result:", count
 )