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20 lines
615 B
TypeScript
20 lines
615 B
TypeScript
/**
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* Copy text to clipboard with fallback for non-HTTPS contexts
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* where navigator.clipboard is undefined.
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*/
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export async function copyToClipboard(text: string): Promise<void> {
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if (navigator.clipboard) {
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return navigator.clipboard.writeText(text)
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}
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// Fallback: textarea + execCommand('copy')
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const ta = document.createElement('textarea')
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ta.value = text
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ta.style.position = 'fixed'
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ta.style.left = '-9999px'
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document.body.appendChild(ta)
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ta.select()
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const ok = document.execCommand('copy')
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document.body.removeChild(ta)
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if (!ok) throw new Error('Clipboard copy command failed')
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}
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