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Merged
Timothy-Gonzalez merged 1 commit into from
Feb 28, 2026
Merged

Add event qrs #180

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216 changes: 119 additions & 97 deletions app/events/EventCodeForm.tsx
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Original file line number Diff line number Diff line change
@@ -1,108 +1,130 @@
'use client'
"use client"

import React, { useRef, useState } from "react"
import React, { useEffect, useRef, useState } from "react"
import { QRCode } from "react-qrcode-logo"
import { Event } from "@/generated"
import { Event, EventService } from "@/generated"

import styles from "./EventCodeForm.module.scss"
import { BASENAME } from "@/util/basename"
import { handleError } from "@/util/api-client"

interface EventCodeFormProps {
event: Event
onSubmit: () => void
onCancel: () => void
event: Event
onSubmit: () => void
onCancel: () => void
}

export default function EventCodeForm({ event, onCancel }: EventCodeFormProps) {
const [code, setCode] = useState(event.eventId)
const [copySuccess, setCopySuccess] = useState(false)
const [isWeb, setIsWeb] = useState(false)
const qrCodeRef = useRef<QRCode>(null)

const displayedValue = isWeb
? `${BASENAME}/events/${event.eventId}/checkin`
: code

function copyToClipboard() {
if (!qrCodeRef.current) return

const canvas = (
qrCodeRef.current as unknown as { canvasRef: { current: HTMLCanvasElement } }
).canvasRef.current

canvas.toBlob((blob) => {
if (blob) {
navigator.clipboard
.write([new ClipboardItem({ "image/png": blob })])
.then(() => {
setCopySuccess(true)
setTimeout(() => setCopySuccess(false), 1000)
})
.catch(() => {
alert("Failed to copy QR code.")
})
}
}, "image/png")
}

function download() {
if (!qrCodeRef.current) return
qrCodeRef.current.download(
"png",
`${event.name} ${isWeb ? "Web" : "Mobile"} QR Code.png`
const [code, setCode] = useState<string | undefined>(undefined)
const [copySuccess, setCopySuccess] = useState(false)
const [isWeb, setIsWeb] = useState(false)
const qrCodeRef = useRef<QRCode>(null)

const displayedValue = isWeb
? `${BASENAME}/events/${event.eventId}/checkin`
: code

useEffect(() => {
if (!isWeb) {
EventService.getEventByIdQr({
path: {
id: event.eventId,
},
})
.then(handleError)
.then(({ qrCode }) => {
setCode(qrCode)
})
}
}, [event.eventId, isWeb])

function copyToClipboard() {
if (!qrCodeRef.current) return

const canvas = (
qrCodeRef.current as unknown as {
canvasRef: { current: HTMLCanvasElement }
}
).canvasRef.current

canvas.toBlob((blob) => {
if (blob) {
navigator.clipboard
.write([new ClipboardItem({ "image/png": blob })])
.then(() => {
setCopySuccess(true)
setTimeout(() => setCopySuccess(false), 1000)
})
.catch(() => {
alert("Failed to copy QR code.")
})
}
}, "image/png")
}

function download() {
if (!qrCodeRef.current) return
qrCodeRef.current.download(
"png",
`${event.name} ${isWeb ? "Web" : "Mobile"} QR Code.png`,
)
}

return (
<div className={styles.container}>
<h2>QR Code</h2>

<div className={styles.toggleRow}>
<button type="button" onClick={() => setIsWeb((prev) => !prev)}>
{isWeb ? "Switch to Mobile QR" : "Switch to Web QR"}
</button>
</div>

<input
className={styles["form-field"]}
type="text"
placeholder="Enter a code..."
value={displayedValue}
onChange={(e) => setCode(e.target.value)}
/>

<p
style={{
textAlign: "center",
fontWeight: "bold",
marginBottom: "8px",
}}
>
{isWeb ? "Web QR Code" : "Mobile QR Code"}
</p>

{displayedValue && (
<div className={styles.code}>
<QRCode
ref={qrCodeRef}
value={displayedValue}
style={{ width: 300, height: 300 }}
/>
</div>
)}

<div className={styles.buttons}>
<button
className={copySuccess ? styles.success : ""}
type="button"
onClick={copyToClipboard}
>
Copy to Clipboard
</button>

<button type="button" onClick={download}>
Download
</button>

<button type="button" onClick={onCancel}>
Close
</button>
</div>
</div>
)
}

return (
<div className={styles.container}>
<h2>QR Code</h2>

<div className={styles.toggleRow}>
<button
type="button"
onClick={() => setIsWeb((prev) => !prev)}
>
{isWeb ? "Switch to Mobile QR" : "Switch to Web QR"}
</button>
</div>

<input
className={styles["form-field"]}
type="text"
placeholder="Enter a code..."
value={displayedValue}
onChange={(e) => setCode(e.target.value)}
/>

<p style={{ textAlign: 'center', fontWeight: 'bold', marginBottom: '8px' }}>
{isWeb ? "Web QR Code" : "Mobile QR Code"}
</p>

<div className={styles.code}>
<QRCode
ref={qrCodeRef}
value={displayedValue}
style={{ width: 300, height: 300 }}
/>
</div>

<div className={styles.buttons}>
<button
className={copySuccess ? styles.success : ""}
type="button"
onClick={copyToClipboard}
>
Copy to Clipboard
</button>

<button type="button" onClick={download}>
Download
</button>

<button type="button" onClick={onCancel}>
Close
</button>
</div>
</div>
)
}
}
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