package udpsender

import (
	"bytes"
	"fmt"
	"io"
)

func getLinesChannel(f io.ReadCloser) <-chan string {
	out := make(chan string, 1)

	go func() {
		defer f.Close()
		defer close(out)

		str := ""
		for {
			data := make([]byte, 8)
			n, err := f.Read(data)
			if err == io.EOF {
				break
			}

			if err != nil {
				fmt.Println("error reading file:", err)
				return
			}
			data = data[:n]
			if i := bytes.IndexByte(data, '\n'); i != -1 {
				str += string(data[:i])
				data = data[i+1:]
				out <- str
				str = ""
			}
			str += string(data)
		}
		if len(str) != 0 {
			out <- str
		}
	}()
	return out
}

//for line := range getLinesChannel(conn){
//			fmt.Printf("read: %s\n",line)
//		}


	
//	var body []byte = nil
//	var status response.StatusCode = response.StatusOK

//	if handlerError != nil{
//		status = handlerError.StatusCode
//		body = []byte(handlerError.Message)
//	}else{
//		body = writer.Bytes()
//	}	

//	headers.Replace("Content-Length", fmt.Sprintf("%d", len(body)))
//	response.WriteStatusLine(conn,status)
//	response.WriteHeaders(conn,headers)
//	conn.Write(body)