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Feat: add qr code intake methods (#38)
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204 changes: 204 additions & 0 deletions
204
src/components/QRCodeScannerDialog/QRCodeScannerDialog.tsx
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,204 @@ | ||
| import React, { useEffect, useRef, useState } from 'react'; | ||
| import { SlideTray, Button } from '@/ui-kit'; | ||
| import { useAtomValue, useSetAtom } from 'jotai'; | ||
| import { filteredAssetsAtom, recipientAddressAtom } from '@/atoms'; | ||
| import { QRCode } from '@/assets/icons'; | ||
| import { QrReader } from 'react-qr-reader'; | ||
| import { BrowserQRCodeReader } from '@zxing/browser'; | ||
| import { cn } from '@/helpers'; | ||
| import { Asset } from '@/types'; | ||
|
|
||
| interface QRCodeScannerDialogProps { | ||
| updateSendAsset: (asset: Asset, propagateChanges: boolean) => void; | ||
| } | ||
|
|
||
| export const QRCodeScannerDialog: React.FC<QRCodeScannerDialogProps> = ({ updateSendAsset }) => { | ||
| const slideTrayRef = useRef<{ isOpen: () => void; closeWithAnimation: () => void }>(null); | ||
|
|
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| const setAddress = useSetAtom(recipientAddressAtom); | ||
| const filteredAssets = useAtomValue(filteredAssetsAtom); | ||
|
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| const [permissionDenied, setPermissionDenied] = useState(false); | ||
| const [isDragOver, setIsDragOver] = useState(false); | ||
|
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| const qrCodeReader = new BrowserQRCodeReader(); | ||
| const slideTrayIsOpen = slideTrayRef.current && slideTrayRef.current.isOpen(); | ||
|
|
||
| const handleScan = (result: string | null) => { | ||
| if (result) { | ||
| console.log('QR Code Scanned:', result); | ||
|
|
||
| try { | ||
| const parsedResult = JSON.parse(result); | ||
| if (parsedResult.address && parsedResult.denomPreference) { | ||
| console.log('parsed result', parsedResult); | ||
| const preferredAsset = filteredAssets.find( | ||
| asset => asset.denom === parsedResult.denomPreference, | ||
| ); | ||
| console.log('preferred asset', preferredAsset); | ||
|
|
||
| setAddress(parsedResult.address); | ||
| updateSendAsset(preferredAsset as Asset, true); | ||
| } else { | ||
| setAddress(result); | ||
| } | ||
| } catch (err) { | ||
| setAddress(result); | ||
| } | ||
|
|
||
| slideTrayRef.current?.closeWithAnimation(); | ||
| } | ||
| }; | ||
|
|
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| const handleError = (error: any) => { | ||
| console.error('QR Scanner Error:', error); | ||
| if (error.name === 'NotAllowedError') { | ||
| console.log('Please grant camera permissions to use the QR scanner.'); | ||
| setPermissionDenied(true); | ||
| } | ||
| }; | ||
|
|
||
| const handleFileSelect = async (event: React.ChangeEvent<HTMLInputElement>) => { | ||
| if (event.target.files && event.target.files[0]) { | ||
| const file = event.target.files[0]; | ||
| try { | ||
| const url = URL.createObjectURL(file); | ||
| const result = await qrCodeReader.decodeFromImageUrl(url); | ||
| handleScan(result.getText()); | ||
| URL.revokeObjectURL(url); | ||
| } catch (error) { | ||
| console.error('Error scanning file:', error); | ||
| } | ||
| } | ||
| }; | ||
|
|
||
| const handleDrop = async (event: React.DragEvent<HTMLDivElement>) => { | ||
| event.preventDefault(); | ||
| setIsDragOver(false); | ||
| if (event.dataTransfer.files && event.dataTransfer.files[0]) { | ||
| const file = event.dataTransfer.files[0]; | ||
| const url = URL.createObjectURL(file); | ||
| try { | ||
| const result = await qrCodeReader.decodeFromImageUrl(url); | ||
| handleScan(result.getText()); | ||
| URL.revokeObjectURL(url); | ||
| } catch (error) { | ||
| console.error('Error scanning file:', error); | ||
| } | ||
| } | ||
| }; | ||
|
|
||
| const handleDragOver = (event: React.DragEvent<HTMLDivElement>) => { | ||
| event.preventDefault(); | ||
| setIsDragOver(true); | ||
| }; | ||
|
|
||
| const handleDragLeave = () => { | ||
| setIsDragOver(false); | ||
| }; | ||
|
|
||
| const requestCameraPermission = async () => { | ||
| try { | ||
| const stream = await navigator.mediaDevices.getUserMedia({ video: true }); | ||
| stream.getTracks().forEach(track => track.stop()); | ||
| setPermissionDenied(false); | ||
| console.log('Camera access granted.'); | ||
| } catch (error) { | ||
| console.error('Permission error:', error); | ||
| setPermissionDenied(true); | ||
| } | ||
| }; | ||
|
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||
| useEffect(() => { | ||
| if (slideTrayIsOpen && !permissionDenied) { | ||
| requestCameraPermission(); | ||
| } | ||
| }, [slideTrayIsOpen]); | ||
|
|
||
| const borderColor = isDragOver | ||
| ? 'border-blue-pressed' | ||
| : slideTrayIsOpen && !permissionDenied | ||
| ? 'border-blue' | ||
| : 'border-neutral-3'; | ||
|
|
||
| return ( | ||
| <SlideTray | ||
| ref={slideTrayRef} | ||
| triggerComponent={ | ||
| <QRCode | ||
| className="h-7 w-7 text-neutral-1 hover:bg-blue-hover hover:text-blue-dark cursor-pointer" | ||
| width={20} | ||
| /> | ||
| } | ||
| title="Scan Address" | ||
| showBottomBorder | ||
| > | ||
| <div className="flex flex-col items-center space-yt-4 yb-2"> | ||
| {/* Camera View & Drag/Drop Area */} | ||
| <div | ||
| className={`relative flex justify-center items-center bg-background-black rounded-lg w-[255px] h-[255px]`} | ||
| onDrop={handleDrop} | ||
| onDragOver={handleDragOver} | ||
| onDragLeave={handleDragLeave} | ||
| > | ||
| {/* Decorative Borders */} | ||
| <div | ||
| className={cn( | ||
| `absolute top-[-0px] left-[-0px] w-[75px] h-[75px] border-t-4 border-l-4 ${borderColor} rounded-tl-[8px]`, | ||
| )} | ||
| /> | ||
| <div | ||
| className={cn( | ||
| `absolute top-[-0px] right-[-0px] w-[75px] h-[75px] border-t-4 border-r-4 ${borderColor} rounded-tr-[8px]`, | ||
| )} | ||
| /> | ||
| <div | ||
| className={cn( | ||
| `absolute bottom-[-0px] left-[-0px] w-[75px] h-[75px] border-b-4 border-l-4 ${borderColor} rounded-bl-[8px]`, | ||
| )} | ||
| /> | ||
| <div | ||
| className={cn( | ||
| `absolute bottom-[-0px] right-[-0px] w-[75px] h-[75px] border-b-4 border-r-4 ${borderColor} rounded-br-[8px]`, | ||
| )} | ||
| /> | ||
|
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||
| {slideTrayIsOpen ? ( | ||
| <QrReader | ||
| onResult={(result, error) => { | ||
| if (result) handleScan(result.getText()); | ||
| if (error) handleError(error); | ||
| }} | ||
| constraints={{ facingMode: 'environment' }} | ||
| className="w-[96.8%] h-[100%]" | ||
| /> | ||
| ) : ( | ||
| <p className="text-gray-dark text-center">Enable camera or add file</p> | ||
| )} | ||
| </div> | ||
|
|
||
| {/* File Explorer Button */} | ||
| <Button | ||
| variant="secondary" | ||
| size="small" | ||
| onClick={() => { | ||
| const fileInput = document.getElementById('qr-file-input') as HTMLInputElement; | ||
| fileInput?.click(); | ||
| }} | ||
| className="mt-3 px-4 py-1" | ||
| > | ||
| Use File | ||
| </Button> | ||
|
|
||
| {/* Hidden File Input */} | ||
| <input | ||
| id="qr-file-input" | ||
| type="file" | ||
| accept="image/*" | ||
| style={{ display: 'none' }} | ||
| onChange={handleFileSelect} | ||
| /> | ||
| </div> | ||
| </SlideTray> | ||
| ); | ||
| }; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| export * from './QRCodeScannerDialog'; |
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