29 lines
902 B
JavaScript
29 lines
902 B
JavaScript
const form = document.getElementById("reg-form"); // Replace #my-form with your form's ID
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form.addEventListener("submit", async (event) => {
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event.preventDefault();
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let userId = document.getElementById("user-id").value;
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let msgBox = document.getElementById("msg-box");
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try {
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const response = await fetch(`/api/checkname/${userId}`, {
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method: "GET",
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});
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if (response.status === 409) {
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msgBox.innerText = "Entry with id \"" + userId + "\" already in use";
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return;
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} else if (!response.ok) {
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throw new Error(`Server Error: ${response.status}`);
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}
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const data = await response.json();
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console.log("Fetch successful:", data);
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form.submit();
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} catch (error) {
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console.error("Fetch failed:", error);
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msgBox.innerText = "Internal Error: " + error;
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}
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}); |