Use notepad to print instead of printer library

The printer library is currently not working (alexbrainman/printer#24)

Signed-off-by: Feggah <[email protected]>

go.mod

@@ -5,7 +5,6 @@ go 1.18
 require (
 	fyne.io/fyne/v2 v2.1.4
 	github.com/Knetic/govaluate v3.0.0+incompatible
-	github.com/alexbrainman/printer v0.0.0-20200912035444-f40f26f0bdeb
 )
 
 require (

go.sum

@@ -6,8 +6,6 @@ github.com/Knetic/govaluate v3.0.0+incompatible h1:7o6+MAPhYTCF0+fdvoz1xDedhRb4f
 github.com/Knetic/govaluate v3.0.0+incompatible/go.mod h1:r7JcOSlj0wfOMncg0iLm8Leh48TZaKVeNIfJntJ2wa0=
 github.com/Kodeworks/golang-image-ico v0.0.0-20141118225523-73f0f4cfade9/go.mod h1:7uhhqiBaR4CpN0k9rMjOtjpcfGd6DG2m04zQxKnWQ0I=
 github.com/akavel/rsrc v0.8.0/go.mod h1:uLoCtb9J+EyAqh+26kdrTgmzRBFPGOolLWKpdxkKq+c=
-github.com/alexbrainman/printer v0.0.0-20200912035444-f40f26f0bdeb h1:OzF7h5OJLiB2QvpxfFdUFdSedYYsEKAXnE8BwsWQPmY=
-github.com/alexbrainman/printer v0.0.0-20200912035444-f40f26f0bdeb/go.mod h1:aeB9oSJ1VNJXxBkCz6Krw3aW8lPx6rkWnW/hXcoujR4=
 github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
@@ -72,7 +70,6 @@ golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5h
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190916202348-b4ddaad3f8a3/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191005200804-aed5e4c7ecf9/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20200909081042-eff7692f9009/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=

printer/printer.go

@@ -1,7 +1,8 @@
 package printer
 
 import (
-	"fmt"
+	"os"
+	"os/exec"
 	"time"
 
 	_ "time/tzdata"
@@ -11,7 +12,6 @@ import (
 	"fyne.io/fyne/v2/widget"
 
 	"github.com/Feggah/calculator/utils"
-	"github.com/alexbrainman/printer"
 )
 
 const (
@@ -65,28 +65,32 @@ func (p *Printer) ShowPrinterPopUp() {
 }
 
 func (p *Printer) print() {
-	parsedContent := parseContent(p.content)
-	name, err := printer.Default()
+	content := "Titulo: " + p.title + "\n" + "Horario: " + getLocalTimestamp() + "\n\n" + parseContent(p.content)
+
+	file, err := os.CreateTemp("", p.title)
 	if err != nil {
 		p.showErrorPopUp(err)
 		return
 	}
 
-	prt, err := printer.Open(name)
-	if err != nil {
+	defer func() {
+		file.Close()
+		if err := os.Remove(file.Name()); err != nil {
+			p.showErrorPopUp(err)
+			return
+		}
+	}()
+
+	if _, err := file.WriteString(content); err != nil {
 		p.showErrorPopUp(err)
 		return
 	}
-	defer prt.Close()
 
-	if err := prt.StartRawDocument(p.title); err != nil {
+	cmd := exec.Command("cmd.exe", "/C", "notepad", "/p", file.Name())
+	if err := cmd.Run(); err != nil {
 		p.showErrorPopUp(err)
 		return
 	}
-	defer prt.EndDocument()
-
-	content := "Titulo: " + p.title + "\n" + "Horario: " + getLocalTimestamp() + "\n\n" + parsedContent
-	fmt.Fprintf(prt, "%s", content)
 }
 
 func (p *Printer) showErrorPopUp(err error) {