33 lines
770 B
JavaScript
33 lines
770 B
JavaScript
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const copyButtonLabel = "Copy Code";
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// use a class selector if available
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let blocks = document.querySelectorAll("pre");
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blocks.forEach((block) => {
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// only add button if browser supports Clipboard API
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if (navigator.clipboard) {
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let button = document.createElement("button");
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button.innerText = copyButtonLabel;
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block.appendChild(button);
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button.addEventListener("click", async () => {
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await copyCode(block);
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});
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}
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});
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async function copyCode(block, button) {
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let code = block.querySelector("code");
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let text = code.innerText;
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await navigator.clipboard.writeText(text);
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// visual feedback that task is completed
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button.innerText = "Code Copied";
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setTimeout(() => {
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button.innerText = copyButtonLabel;
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}, 700);
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}
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