refactor - pasdns can now look sane

src/main.go

@@ -1,43 +1,41 @@
-package main
+package pas
 
 import (
 	"bufio"
-	"fmt"
 	"log"
 	"net"
+	"strconv"
+	"strings"
 
 	"exhq.dev/pas/src/Constants"
 	"exhq.dev/pas/src/helper"
 	"exhq.dev/pas/src/parser"
 )
 
-func main() {
-	ln, err := net.Listen("tcp", ":42069")
+func StartServer(port int, handler func(request Constants.Request, response func(Constants.Response)), errr error) error {
+	ln, err := net.Listen("tcp", ":"+strconv.Itoa(port))
 	if err != nil {
-		log.Fatal(err)
+		return err
 	}
-	fmt.Println("Listening on port 42069")
 	for {
 		conn, err := ln.Accept()
 		if err != nil {
-			log.Fatal(err)
-		}
-		message, err := helper.ReadUntilNullString(bufio.NewReader(conn))
-		if err != nil {
-			log.Fatal(err)
-		}
-		parsed := parser.ParseIntent(message)
-
-		if parsed.Path == "/" {
-			conn.Write(helper.StringToByteWithEnd(helper.IntentGenerator(Constants.OK, map[string]string{
-				"version": "0.69",
-			}) + "welcome to the first ever shitternet page"))
-		}
-
-		if parsed.Path == "/meow" {
-			conn.Write(helper.StringToByteWithEnd(helper.IntentGenerator(Constants.OK, map[string]string{
-				"version": "0.69",
-			}) + "meowmeow"))
+			return err
 		}
+		go handleConnection(conn, handler)
 	}
 }
+
+func handleConnection(conn net.Conn, handler func(request Constants.Request, response func(Constants.Response))) {
+	defer conn.Close()
+	raw, err := helper.ReadUntilNullString(bufio.NewReader(conn))
+	if err != nil {
+		log.Println(err)
+		return
+	}
+	parsed := parser.ParseIntent(raw)
+	request := Constants.Request{Intent: parsed, Body: strings.SplitN(raw, "\n\n", 2)[1]}
+	handler(request, func(c Constants.Response) {
+		conn.Write(helper.StringToByteWithEnd(helper.IntentGenerator(c)))
+	})
+}