create-schematic-gen-site/site/files.js

const addInputButton = document.getElementById("add-input-button");
const schematicInputSectionTemplate = document.getElementById("schematic-input-section").cloneNode(true);
const schematicInputSectionContainer = document.getElementById("schematic-input-section").parentElement;
addInputButton.onclick = () => {
    const newSection = schematicInputSectionTemplate.cloneNode(true);
    schematicInputSectionContainer.appendChild(newSection);
};

const resultContainer = document.getElementById("result-container");
const form = document.getElementById("schematic-form");
form.onsubmit = async (e) => {
    e.preventDefault();
    resultContainer.innerHTML = "<p>Uploading and extracting contents...</p>";
    const data = new FormData(form);
    const processingTerminal = data.get("processing-terminal");
    try {
        const response = await fetch("/extracts", {
            method: "POST",
            body: data
        });
        if (response.status === 200) {
            const result = await response.json();
            const extractId = result.extractId;
            const url = window.location.origin + "/extracts/" + extractId;
            resultContainer.innerHTML = `<p>Copy this URL, and provide it to your computer extraction terminal: <a href="${url}">${url}</a></p>`;
            form.reset();
        } else {
            const message = await response.text();
            resultContainer.innerHTML = `<p>Submission failed: <em>${message}</em></p>`;
        }
    } catch (error) {
        console.error("Error: " + error);
        resultContainer.innerHTML = `<p>An error occurred: ${error}</p>`;
    }
};