// ==UserScript==
// @name         NetBox DNS Name → SSH links
// @version      1.0
// @description  Trasforma la colonna "DNS Name" in link ssh:// nella lista IP addresses di NetBox
// @match        *://netbox.example.com/*
// @grant        none
// @run-at       document-idle
// ==/UserScript==

(function () {
    'use strict';

    const TAG = '[ssh-links]';
    const HEADER = 'dns name';   // confronto case-insensitive
    const DEBUG = false;

    const log = (...a) => DEBUG && console.log(TAG, ...a);

    if (!location.pathname.includes('/ipam/ip-addresses')) return;

    function findColumnIndex(table) {
        const ths = table.querySelectorAll('thead th');
        for (let i = 0; i < ths.length; i++) {
            if (ths[i].textContent.trim().toLowerCase() === HEADER) return i;
        }
        console.warn(TAG, 'colonna DNS name non trovata');
        return -1;
    }

    function processTable(table) {
        const idx = findColumnIndex(table);
        if (idx === -1) return;

        let done = 0;
        table.querySelectorAll('tbody > tr').forEach(tr => {
            const cell = tr.children[idx];
            if (!cell) return;
            if (cell.querySelector('a[href^="ssh://"]')) return;

            const name = cell.textContent.trim();
            if (!name || name === '—' || name === '-') return;

            const a = document.createElement('a');
            a.href = 'ssh://' + name;
            a.textContent = name;
            cell.replaceChildren(a);
            done++;
        });
        log('link creati:', done);
    }

    function run() {
        document.querySelectorAll('table.table.table-hover.object-list').forEach(processTable);
    }

    run();

    // NetBox usa htmx: la tabella viene rimpiazzata su sort/paginazione/filtri
    let pending = false;
    const mo = new MutationObserver(() => {
        if (pending) return;
        pending = true;
        setTimeout(() => { pending = false; run(); }, 100);
    });
    mo.observe(document.body, { childList: true, subtree: true });
})();