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/**
* Clipboard utilities for reliable copy operations across different environments
*/
/**
* Reliably copy text to clipboard using multiple fallback methods
* This is especially important in gaming mode where clipboard APIs may behave differently
*/
export async function copyToClipboard(text: string): Promise<boolean> {
// Use the proven input simulation method
const tempInput = document.createElement('input');
tempInput.value = text;
tempInput.style.position = 'absolute';
tempInput.style.left = '-9999px';
document.body.appendChild(tempInput);
try {
// Focus and select the text
tempInput.focus();
tempInput.select();
// Try copying using execCommand first (most reliable in gaming mode)
let copySuccess = false;
try {
if (document.execCommand('copy')) {
copySuccess = true;
}
} catch (e) {
// If execCommand fails, try navigator.clipboard as fallback
try {
await navigator.clipboard.writeText(text);
copySuccess = true;
} catch (clipboardError) {
console.error('Both copy methods failed:', e, clipboardError);
}
}
return copySuccess;
} finally {
// Clean up
document.body.removeChild(tempInput);
}
}
/**
* Verify that text was successfully copied to clipboard
*/
export async function verifyCopy(expectedText: string): Promise<boolean> {
try {
const readBack = await navigator.clipboard.readText();
return readBack === expectedText;
} catch (e) {
// Verification not available, assume success
return true;
}
}
/**
* Copy text with verification and return success status
*/
export async function copyWithVerification(text: string): Promise<{ success: boolean; verified: boolean }> {
const copySuccess = await copyToClipboard(text);
if (!copySuccess) {
return { success: false, verified: false };
}
const verified = await verifyCopy(text);
return { success: true, verified };
}
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