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error mgt in qr write

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This commit is contained in:
ycc
2022-12-01 22:47:17 +01:00
parent 3066d48b3e
commit 7ed8ff9982
3 changed files with 4 additions and 5 deletions
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7
contactcard.go
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@ -53,7 +53,6 @@ func (contact *ContactCard) Compress() ([]byte, error) {
if err := gz.Close(); err != nil {
return nil, err
}
fmt.Println(b.Bytes())
return b.Bytes(), nil
}
@ -143,13 +142,13 @@ func (contact *ContactCard) WritePng(filename string) {
}
func (Contact *ContactCard) WriteQr(filename string) {
func (Contact *ContactCard) WriteQr(filename string) error {
//jsonContact, _ := json.Marshal(Contact)
jsonContact, _ := Contact.Compress()
qwriter := qrcode.NewQRCodeWriter()
code, err := qwriter.Encode(string(jsonContact), gozxing.BarcodeFormat_QR_CODE, 512, 512, nil)
if err != nil {
println(err.Error())
return err
}
file, _ := os.Create(filename)
defer file.Close()
@ -157,7 +156,7 @@ func (Contact *ContactCard) WriteQr(filename string) {
// *BitMatrix implements the image.Image interface,
// so it is able to be passed to png.Encode directly.
_ = png.Encode(file, code)
return nil
}
func ReadQr(Filename string) ContactCard {