// Copyright 2021, Henrik Sölver henrik.solver@gmail.com
// SPDX-License-Identifier: BSD-3-Clause
package main

import (
	"bytes"
	"fmt"
	"io"
	"ippserver/packages/ipp"
	"net/http"
	"os"

	log "github.com/sirupsen/logrus"
)

const printerURI = "brn30055cb5e3ae.local:631/ipp/print"

//application/ipp
// brn30055cb5e3ae.local:631/ipp/print
func main() {

	customFormatter := new(log.TextFormatter)
	customFormatter.TimestampFormat = "2006-01-02 15:04:05"
	log.SetFormatter(customFormatter)
	customFormatter.FullTimestamp = true
	log.SetLevel(log.InfoLevel)

	request := ipp.NewRequest(ipp.GetPrinterAttributes, 10)
	request.AddOperatonAttribute(ipp.NewCharSetValue("attributes-charset", "utf-8"))
	request.AddOperatonAttribute(ipp.NewNaturalLanguage("attributes-natural-language", "en"))
	request.AddOperatonAttribute(ipp.NewURIValue("printer-uri", "ipp://"+printerURI))
	r := request.Marshal()
	b := bytes.NewBuffer(r)
	httpResponse, err := http.Post("http://"+"brn30055cb5e3ae.local:631/ipp/print", "application/ipp", b)
	if err != nil {
		fmt.Print(err)
		return
	}
	rb := ipp.NewResponse(0, 0)
	rb.UnMarshal(httpResponse.Body)
	fmt.Print(rb)

	// fmt.Print("\n-------------\n")
	// printFile("4-untitled")

}

func printFile(fname string) {

	f, err := os.Open(fname)
	if err != nil {
		log.Errorf("Failed to open file %v", fname)
		return
	}
	// fileContents, err := ioutil.ReadAll(f)
	// if err != nil {
	// 	log.Errorf("Failed to read file %v", fname)
	// 	return

	// }

	request := ipp.NewRequest(ipp.PrintJob, 10)
	request.AddOperatonAttribute(ipp.NewCharSetValue("attributes-charset", "utf-8"))
	request.AddOperatonAttribute(ipp.NewNaturalLanguage("attributes-natural-language", "en"))
	request.AddOperatonAttribute(ipp.NewURIValue("printer-uri", "ipp://"+printerURI))
	request.AddOperatonAttribute(ipp.NewNameWithoutLanguage("requesting-user-name", "chronos"))
	request.AddOperatonAttribute(ipp.NewNameWithoutLanguage("job-name", "foobar"))
	request.AddOperatonAttribute(ipp.NewMimeMediaType("document-format", "image/pwg-raster"))

	//request.AddJobAttribute(ipp.NewNameWithoutLanguage("ColorModel", "Gray"))
	//request.AddJobAttribute(ipp.NewNameWithoutLanguage("cupsPrintQuality", "Normal"))
	//request.AddJobAttribute(ipp.NewNameWithoutLanguage("Duplex", "DuplexNoTumble"))
	//request.AddJobAttribute(ipp.NewNameWithoutLanguage("job-originating-host-name", "localhost"))
	//request.AddJobAttribute(ipp.NewURIValue("name string", value string)
	request.AddJobAttribute(ipp.NewKeyWord("media", "iso_a4_210x297mm"))
	//request.AddJobAttribute(ipp.NewKeyWord("multiple-document-handling", "separate-documents-collated-copies"))
	request.AddJobAttribute(ipp.NewKeyWord("output-bin", "face-down"))
	//request.AddJobAttribute(ipp.NewNameWithoutLanguage("PageSize", "A4"))
	request.AddJobAttribute(ipp.NewKeyWord("print-color-mode", "monochrome"))
	request.AddJobAttribute(ipp.NewSetOfResolution("printer-resolution", ipp.Resolution{CrossFeedResolution: 600, FeedResolution: 600, Unit: 3}))
	request.AddJobAttribute(ipp.NewKeyWord("sides", "two-sided-long-edge"))
	fmt.Print(request)
	r := request.Marshal()
	b := bytes.NewBuffer(r)

	mr := io.MultiReader(b, f)
	httpResponse, err := http.Post("http://"+"brn30055cb5e3ae.local:631/ipp/print", "application/ipp", mr)
	if err != nil {
		fmt.Print(err)
		return
	}
	fmt.Print("\n---response------\n")
	log.Printf("HTTP status: %v %v", httpResponse.StatusCode, httpResponse.Status)
	// resp, err := io.ReadAll(httpResponse.Body)
	// if err != nil {
	// 	log.Error("could not read response")
	// 	return
	// }
	// fmt.Printf("% x", resp)
	rb := ipp.NewResponse(0, 0)
	rb.UnMarshal(httpResponse.Body)
	fmt.Print(rb)

}
  
/*
requesting-user-name:chronos  (nameWithoutLanguagageValueTag)
job-name:2 - Untitled  (nameWithoutLanguagageValueTag)
document-format : image/pwg-raster  (mimeMediaTypeValueTag)
document-format : application/octet-stream  (mimeMediaTypeValueTag)
PrinterAttributes
JobAttributes
ColorModel:Gray  (nameWithoutLanguagageValueTag)
cupsPrintQuality:Normal  (nameWithoutLanguagageValueTag)
Duplex:DuplexNoTumble  (nameWithoutLanguagageValueTag)
job-originating-host-name:localhost  (nameWithoutLanguagageValueTag)
job-uuid:urn:uuid:67a09d25-5df8-3026-6e9c-b55f7afee4ca  (uriValueTag)
media : iso_a4_210x297mm  (keywordValueTag)
multiple-document-handling : separate-documents-collated-copies  (keywordValueTag)
output-bin : face-down  (keywordValueTag)
PageSize:A4  (nameWithoutLanguagageValueTag)
print-color-mode : monochrome  (keywordValueTag)
printer-resolution:[{600 600 3}]  (resolutionValueTag)
sides : two-sided-long-edge  (keywordValueTag)
*/