2019 day 9 Complete!

2019/day09/main.go

@@ -0,0 +1,56 @@
+package main
+
+import (
+	"bufio"
+	"fmt"
+	"io/ioutil"
+	"os"
+	"strings"
+	"time"
+
+	intcode "git.bullercodeworks.com/brian/adventofcode/2019/intcode-processor"
+	helpers "git.bullercodeworks.com/brian/adventofcode/helpers"
+)
+
+func main() {
+	progFileName := "input"
+	if len(os.Args) > 1 {
+		progFileName = os.Args[1]
+	}
+	dat, err := ioutil.ReadFile(progFileName)
+	if err != nil {
+		fmt.Println("Error reading program file:", err.Error())
+		os.Exit(1)
+	}
+	var prog []int
+	stringDat := strings.TrimSpace(string(dat))
+	for _, v := range strings.Split(stringDat, ",") {
+		prog = append(prog, helpers.Atoi(v))
+	}
+	part1(prog)
+}
+
+func part1(inp []int) {
+	p := intcode.NewProgram(inp)
+	//p.EnableDebug()
+	go p.Run()
+	for p.State() != intcode.RET_DONE {
+		if p.State() == intcode.RET_ERR {
+			panic(p.Error())
+		}
+		if p.NeedsInput() {
+			fmt.Print("Requesting Input: ")
+			reader := bufio.NewReader(os.Stdin)
+			inp, err := reader.ReadString('\n')
+			if err != nil {
+				fmt.Println("Input Error:", err.Error())
+			} else {
+				p.Input(helpers.Atoi(strings.TrimSpace(inp)))
+			}
+		}
+		if p.NeedsOutput() {
+			fmt.Println(p.Output())
+		}
+		time.Sleep(1)
+	}
+}