From 202a506485e109a50cdd60b2f629452d46fc15aa Mon Sep 17 00:00:00 2001
From: Henry Dollman <hank@henrygd.me>
Date: Mon, 2 Sep 2024 19:37:44 -0400
Subject: [PATCH] add dialog for copy to clipboard fallback (fixes #152)

---
 .../site/src/components/copy-to-clipboard.tsx | 49 +++++++++++++++++++
 beszel/site/src/components/ui/textarea.tsx    | 23 +++++++++
 beszel/site/src/lib/stores.ts                 |  3 ++
 beszel/site/src/lib/utils.ts                  |  7 +--
 beszel/site/src/main.tsx                      | 30 +++++++++---
 beszel/site/tailwind.config.js                | 10 ++--
 6 files changed, 105 insertions(+), 17 deletions(-)
 create mode 100644 beszel/site/src/components/copy-to-clipboard.tsx
 create mode 100644 beszel/site/src/components/ui/textarea.tsx

diff --git a/beszel/site/src/components/copy-to-clipboard.tsx b/beszel/site/src/components/copy-to-clipboard.tsx
new file mode 100644
index 0000000..4e18688
--- /dev/null
+++ b/beszel/site/src/components/copy-to-clipboard.tsx
@@ -0,0 +1,49 @@
+import { useEffect, useMemo, useRef } from 'react'
+import { Dialog, DialogContent, DialogDescription, DialogHeader, DialogTitle } from './ui/dialog'
+import { Textarea } from './ui/textarea'
+import { $copyContent } from '@/lib/stores'
+
+export default function CopyToClipboard({ content }: { content: string }) {
+	return (
+		<Dialog defaultOpen={true}>
+			<DialogContent className="w-[90%] rounded-lg" style={{ maxWidth: 530 }}>
+				<DialogHeader>
+					<DialogTitle>Could not copy to clipboard</DialogTitle>
+					<DialogDescription>Please copy the text manually.</DialogDescription>
+				</DialogHeader>
+				<CopyTextarea content={content} />
+				<p className="text-sm text-muted-foreground">
+					Clipboard API requires a secure context (https, localhost, or *.localhost)
+				</p>
+			</DialogContent>
+		</Dialog>
+	)
+}
+
+function CopyTextarea({ content }: { content: string }) {
+	const textareaRef = useRef<HTMLTextAreaElement>(null)
+
+	const rows = useMemo(() => {
+		return content.split('\n').length
+	}, [content])
+
+	useEffect(() => {
+		if (textareaRef.current) {
+			textareaRef.current.select()
+		}
+	}, [textareaRef])
+
+	useEffect(() => {
+		return () => $copyContent.set('')
+	}, [])
+
+	return (
+		<Textarea
+			className="font-mono overflow-hidden whitespace-pre"
+			rows={rows}
+			value={content}
+			readOnly
+			ref={textareaRef}
+		/>
+	)
+}
diff --git a/beszel/site/src/components/ui/textarea.tsx b/beszel/site/src/components/ui/textarea.tsx
new file mode 100644
index 0000000..cf2329f
--- /dev/null
+++ b/beszel/site/src/components/ui/textarea.tsx
@@ -0,0 +1,23 @@
+import * as React from 'react'
+
+import { cn } from '@/lib/utils'
+
+export interface TextareaProps extends React.TextareaHTMLAttributes<HTMLTextAreaElement> {}
+
+const Textarea = React.forwardRef<HTMLTextAreaElement, TextareaProps>(
+	({ className, ...props }, ref) => {
+		return (
+			<textarea
+				className={cn(
+					'flex min-h-14 w-full rounded-md border border-input bg-background px-3 py-2 text-sm ring-offset-background placeholder:text-muted-foreground focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:cursor-not-allowed disabled:opacity-50',
+					className
+				)}
+				ref={ref}
+				{...props}
+			/>
+		)
+	}
+)
+Textarea.displayName = 'Textarea'
+
+export { Textarea }
diff --git a/beszel/site/src/lib/stores.ts b/beszel/site/src/lib/stores.ts
index 1e03ba4..a80991a 100644
--- a/beszel/site/src/lib/stores.ts
+++ b/beszel/site/src/lib/stores.ts
@@ -25,3 +25,6 @@ export const $chartTime = atom('1h') as WritableAtom<ChartTimes>
 
 /** Container chart filter */
 export const $containerFilter = atom('')
+
+/** Fallback copy to clipboard dialog content */
+export const $copyContent = atom('')
diff --git a/beszel/site/src/lib/utils.ts b/beszel/site/src/lib/utils.ts
index df1f4a6..c2f15bc 100644
--- a/beszel/site/src/lib/utils.ts
+++ b/beszel/site/src/lib/utils.ts
@@ -1,7 +1,7 @@
 import { toast } from '@/components/ui/use-toast'
 import { type ClassValue, clsx } from 'clsx'
 import { twMerge } from 'tailwind-merge'
-import { $alerts, $systems, pb } from './stores'
+import { $alerts, $copyContent, $systems, pb } from './stores'
 import { AlertRecord, ChartTimeData, ChartTimes, SystemRecord } from '@/types'
 import { RecordModel, RecordSubscription } from 'pocketbase'
 import { WritableAtom } from 'nanostores'
@@ -22,10 +22,7 @@ export async function copyToClipboard(content: string) {
 			description: 'Copied to clipboard',
 		})
 	} catch (e: any) {
-		prompt(
-			'Automatic copy requires a secure context (https, localhost, or *.localhost). Please copy manually:',
-			content
-		)
+		$copyContent.set(content)
 	}
 }
 
diff --git a/beszel/site/src/main.tsx b/beszel/site/src/main.tsx
index 6e9bc44..f32ad68 100644
--- a/beszel/site/src/main.tsx
+++ b/beszel/site/src/main.tsx
@@ -3,7 +3,14 @@ import React, { Suspense, lazy, useEffect } from 'react'
 import ReactDOM from 'react-dom/client'
 import Home from './components/routes/home.tsx'
 import { ThemeProvider } from './components/theme-provider.tsx'
-import { $authenticated, $systems, pb, $publicKey, $hubVersion } from './lib/stores.ts'
+import {
+	$authenticated,
+	$systems,
+	pb,
+	$publicKey,
+	$hubVersion,
+	$copyContent,
+} from './lib/stores.ts'
 import { ModeToggle } from './components/mode-toggle.tsx'
 import {
 	cn,
@@ -42,6 +49,7 @@ import { AddSystemButton } from './components/add-system.tsx'
 // const ServerDetail = lazy(() => import('./components/routes/system.tsx'))
 const CommandPalette = lazy(() => import('./components/command-palette.tsx'))
 const LoginPage = lazy(() => import('./components/login/login.tsx'))
+const CopyToClipboardDialog = lazy(() => import('./components/copy-to-clipboard.tsx'))
 
 const App = () => {
 	const page = useStore($router)
@@ -96,6 +104,7 @@ const App = () => {
 
 const Layout = () => {
 	const authenticated = useStore($authenticated)
+	const copyContent = useStore($copyContent)
 
 	if (!authenticated) {
 		return (
@@ -187,16 +196,23 @@ const Layout = () => {
 				<Suspense>
 					<CommandPalette />
 				</Suspense>
+				{copyContent && (
+					<Suspense>
+						<CopyToClipboardDialog content={copyContent} />
+					</Suspense>
+				)}
 			</div>
 		</>
 	)
 }
 
 ReactDOM.createRoot(document.getElementById('app')!).render(
-	<React.StrictMode>
-		<ThemeProvider>
-			<Layout />
-			<Toaster />
-		</ThemeProvider>
-	</React.StrictMode>
+	// strict mode in dev mounts / unmounts components twice
+	// and breaks the clipboard dialog
+	//<React.StrictMode>
+	<ThemeProvider>
+		<Layout />
+		<Toaster />
+	</ThemeProvider>
+	//</React.StrictMode>
 )
diff --git a/beszel/site/tailwind.config.js b/beszel/site/tailwind.config.js
index 06e6048..bcdf5b3 100644
--- a/beszel/site/tailwind.config.js
+++ b/beszel/site/tailwind.config.js
@@ -16,12 +16,12 @@ module.exports = {
 				'2xl': '1400px',
 			},
 		},
-		fontFamily: {
-			sans: 'Inter, sans-serif',
-			// body: ['Inter', 'sans-serif'],
-			// display: ['Inter', 'sans-serif'],
-		},
 		extend: {
+			fontFamily: {
+				sans: 'Inter, sans-serif',
+				// body: ['Inter', 'sans-serif'],
+				// display: ['Inter', 'sans-serif'],
+			},
 			screens: {
 				xs: '425px',
 			},