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Show scannable QR when viewing recovery phrases #524

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Show scannable QR when viewing recovery phrases #524

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17 changes: 17 additions & 0 deletions src/containers/PassPhrase/PassPhraseV2.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,7 @@ import {
import { useCopyToClipboard } from '../../hooks/useCopyToClipboard.electron'
import { usePasteFromClipboard } from '../../hooks/usePasteFromClipboard'
import { useToast } from '../../context/ToastContext'
import { generateQRCodeSVG } from '@tetherto/pear-apps-utils-qr'
import { useTranslation } from '../../hooks/useTranslation'
import { createStyles } from './PassPhraseV2.styles'

Expand Down Expand Up @@ -89,6 +90,7 @@ export const PassPhraseV2 = ({
getSelectedTypeForWords(initialWords.length)
)
const [passphraseWords, setPassphraseWords] = useState<string[]>(initialWords)
const [qrSvg, setQrSvg] = useState('')

const detectAndUpdateSettings = (words: string[]) => {
setSelectedType(getSelectedTypeForWords(words.length))
Expand All @@ -107,6 +109,20 @@ export const PassPhraseV2 = ({
lastCommittedValueRef.current = value
}, [value])

useEffect(() => {
if (isCreateOrEdit || !passphraseWords.length) {
setQrSvg('')
return
}
generateQRCodeSVG(passphraseWords.join(' '), {
type: 'svg',
margin: 4,
errorCorrectionLevel: 'L'
})
.then(setQrSvg)
.catch(() => setQrSvg(''))
}, [passphraseWords, isCreateOrEdit])

const handlePasteFromClipboard = async () => {
const pastedText = await pasteFromClipboard()
if (!pastedText) return
Expand Down Expand Up @@ -202,6 +218,7 @@ export const PassPhraseV2 = ({
</div>
))}
</div>
{qrSvg && <div data-testid="passphrase-qrcode-v2" style={{ width: 188, height: 188, margin: '12px auto' }} dangerouslySetInnerHTML={{ __html: qrSvg }} />}
</div>
) : (
optionsToRender.map((wordCount: number, index: number) => {
Expand Down
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