{% extends "admin/change_form.html" %}

{% block submit_buttons_bottom %}

    {{ block.super }}
    <textarea id="copyTextarea" style="display: none;">{{ info }}</textarea>
    <div class="submit-row">
        {% if not add %}
            <input type="button" value="Copy" onclick="copyValues()">
        {% else %}
            <input type="button" value="Paste" onclick="pasteValues()">
        {% endif %}
    </div>


<script>
    function pasteValues() {
        var currentUrl = new URL(window.location.href);
        currentUrl.searchParams.set('paste', 'true');
        window.location.href = currentUrl.toString();
    }

    function copyValues() {
        let currentUrl = new URL(window.location.href);
        currentUrl.searchParams.set('copy', 'true');
        window.location.href = currentUrl.toString();
    }

    document.addEventListener('DOMContentLoaded', (event) => {
        let copyText = document.getElementById("copyTextarea");
        if (copyText.value)
            navigator.clipboard.writeText(copyText.value);
    });

</script>
{% endblock %}