/* SYSCMD — arbre avec sections en sous-niveaux */
function t(fr, en) { return { fr: fr, en: en }; }

let currentNode = null;

const TREE = {
  id: 'root', label: t('OS', 'OS'),
  children: [
    { id: 'linux', label: t('Linux', 'Linux'), children: [
      { id: 'ubuntu', label: t('Ubuntu', 'Ubuntu'), children: [
        { id: 'ubuntu-2004', label: t('20.04', '20.04'), osKey: 'ubuntu', sectionIds: ['sys','apt','users'] },
        { id: 'ubuntu-2204', label: t('22.04', '22.04'), osKey: 'ubuntu', sectionIds: ['sys','apt','users'] },
        { id: 'ubuntu-2404', label: t('24.04', '24.04'), osKey: 'ubuntu', sectionIds: ['sys','apt','users','systemd'] },
      ]},
      { id: 'debian', label: t('Debian', 'Debian'), osKey: 'debian', sectionIds: ['sys','apt','users','systemd'] },
      { id: 'oracle', label: t('Oracle Linux', 'Oracle Linux'), osKey: 'oracle', sectionIds: ['oracle-dnf','oracle-spec','oracle-selinux','oracle-fw','systemd'] },
      { id: 'rhel', label: t('RHEL / CentOS', 'RHEL / CentOS') },
      { id: 'fedora', label: t('Fedora', 'Fedora') },
    ]},
    { id: 'windows', label: t('Windows', 'Windows'), children: [
      { id: 'win-client', label: t('Client', 'Client'), children: [
        { id: 'win-xp', label: t('XP', 'XP') },
        { id: 'win-10', label: t('10', '10'), osKey: 'windows', sectionIds: ['win-sys','win-files','win-process','win-network'] },
        { id: 'win-11', label: t('11', '11'), osKey: 'windows', sectionIds: ['win-sys','win-files','win-process','win-network'] },
      ]},
      { id: 'win-server', label: t('Server', 'Server'), children: [
        { id: 'win-2016', label: t('2016', '2016'), osKey: 'windows-server', sectionIds: ['win-sys','win-files','win-process','win-network'] },
        { id: 'win-2019', label: t('2019', '2019'), osKey: 'windows-server', sectionIds: ['win-sys','win-files','win-process','win-network'] },
      ]},
    ]},
    { id: 'solaris', label: t('Solaris / illumos', 'Solaris / illumos'), osKey: 'solaris', sectionIds: ['solaris-ips','solaris-smf','solaris-zfs','solaris-zones'] },
    { id: 'macos', label: t('macOS', 'macOS') },
    { id: 'docker', label: t('Docker', 'Docker') },
    { id: 'other', label: t('Other', 'Other') },
  ]
};

// ── SECTIONS ──
const SEC = {};

SEC.sys = { label: t('syst\u00e8me', 'system'), commands: [
  { d: t('Version du noyau', 'Kernel version'), c: 'uname -r' },
  { d: t('Version OS', 'OS version'), c: 'lsb_release -a' },
  { d: t('Memoire dispo', 'Memory available'), c: 'free -h' },
  { d: t("Nom d'hote", 'Hostname'), c: 'hostnamectl' },
  { d: t('Uptime', 'Uptime'), c: 'uptime' },
  { d: t('Infos CPU', 'CPU info'), c: 'lscpu' },
  { d: t('Date / heure', 'Date / time'), c: 'timedatectl' },
]};

SEC.apt = { label: t('APT', 'APT'), commands: [
  { d: t('Synchro depots', 'Sync repos'), c: 'sudo apt update' },
  { d: t('Mise a jour', 'Full upgrade'), c: 'sudo apt full-upgrade -y' },
  { d: t('Installer', 'Install'), c: 'sudo apt install [package]' },
  { d: t('Purge', 'Purge'), c: 'sudo apt purge [package]' },
  { d: t('Chercher', 'Search'), c: 'apt search [keyword]' },
  { d: t('Paquets installes', 'Installed'), c: 'apt list --installed' },
  { d: t('Fichiers fournis', 'Package files'), c: 'dpkg -L [package]' },
]};

SEC.users = { label: t('utilisateurs', 'users'), commands: [
  { d: t('Ajouter', 'Add user'), c: 'sudo adduser [name]' },
  { d: t('Supprimer', 'Delete user'), c: 'sudo deluser --remove-home [name]' },
  { d: t('Groupe sudo', 'Sudo group'), c: 'sudo usermod -aG sudo [name]' },
  { d: t('Permissions', 'Permissions'), c: 'chmod 755 [file]' },
  { d: t('Root', 'Root shell'), c: 'sudo -i' },
]};

SEC.systemd = { label: t('systemd', 'systemd'), commands: [
  { d: t('Start/Stop', 'Start/Stop'), c: 'sudo systemctl start|stop [service]' },
  { d: t('Restart', 'Restart'), c: 'sudo systemctl restart [service]' },
  { d: t('Enable', 'Enable'), c: 'sudo systemctl enable [service]' },
  { d: t('Statut', 'Status'), c: 'systemctl status [service]' },
  { d: t('Logs', 'Logs'), c: 'journalctl -u [service] -n 50' },
  { d: t('Purger logs', 'Purge logs'), c: 'sudo journalctl --vacuum-time=7d' },
]};

SEC['win-sys'] = { label: t('systeme', 'system'), commands: [
  { d: t('(CMD) Version', '(CMD) Version'), c: 'ver' },
  { d: t('(CMD) systeminfo', '(CMD) systeminfo'), c: 'systeminfo' },
  { d: t('(PS) Get-ComputerInfo', '(PS) Get-ComputerInfo'), c: 'Get-ComputerInfo' },
]};

SEC['win-files'] = { label: t('fichiers', 'files'), commands: [
  { d: t('(CMD) dir', '(CMD) dir'), c: 'dir /s' },
  { d: t('(CMD) rmdir', '(CMD) rmdir'), c: 'rmdir /s [folder]' },
  { d: t('(PS) Get-ChildItem', '(PS) Get-ChildItem'), c: 'Get-ChildItem -Recurse -Filter *.txt' },
]};

SEC['win-process'] = { label: t('processus', 'processes'), commands: [
  { d: t('(CMD) tasklist', '(CMD) tasklist'), c: 'tasklist' },
  { d: t('(CMD) taskkill', '(CMD) taskkill'), c: 'taskkill /IM notepad.exe /F' },
  { d: t('(PS) Get-Process', '(PS) Get-Process'), c: 'Get-Process' },
]};

SEC['win-network'] = { label: t('reseau', 'network'), commands: [
  { d: t('(CMD) ipconfig', '(CMD) ipconfig'), c: 'ipconfig /all' },
  { d: t('(CMD) netstat', '(CMD) netstat'), c: 'netstat -an | findstr LISTEN' },
  { d: t('(PS) Test-NetConnection', '(PS) Test-NetConnection'), c: 'Test-NetConnection [ip] -Port [port]' },
]};

SEC['oracle-dnf'] = { label: t('DNF', 'DNF'), commands: [
  { d: t('Synchro', 'Sync'), c: 'sudo dnf check-update' },
  { d: t('Upgrade', 'Upgrade'), c: 'sudo dnf upgrade -y' },
  { d: t('Install', 'Install'), c: 'sudo dnf install [package]' },
  { d: t('Remove', 'Remove'), c: 'sudo dnf remove [package]' },
]};

SEC['oracle-spec'] = { label: t('Oracle spec.', 'Oracle spec.'), commands: [
  { d: t('Ksplice status', 'Ksplice status'), c: 'sudo uptrack-status' },
  { d: t('Ksplice upgrade', 'Ksplice upgrade'), c: 'sudo uptrack-upgrade' },
  { d: t('Changer noyau', 'Switch kernel'), c: 'sudo grubby --set-default /boot/vmlinuz-[ver]' },
]};

SEC['oracle-selinux'] = { label: t('SELinux', 'SELinux'), commands: [
  { d: t('Statut', 'Status'), c: 'getenforce' },
  { d: t('Permissif', 'Permissive'), c: 'sudo setenforce 0' },
  { d: t('Logs AVC', 'AVC logs'), c: 'sudo ausearch -m avc -ts recent' },
]};

SEC['oracle-fw'] = { label: t('firewalld', 'firewalld'), commands: [
  { d: t('Status', 'Status'), c: 'sudo firewall-cmd --state' },
  { d: t('Ouvrir port', 'Open port'), c: 'sudo firewall-cmd --permanent --add-port=22/tcp' },
]};

SEC['solaris-ips'] = { label: t('IPS', 'IPS'), commands: [
  { d: t('Refresh', 'Refresh'), c: 'sudo pkg refresh' },
  { d: t('Update', 'Update'), c: 'sudo pkg update' },
  { d: t('Install', 'Install'), c: 'sudo pkg install [package]' },
  { d: t('Remove', 'Remove'), c: 'sudo pkg uninstall [package]' },
]};

SEC['solaris-smf'] = { label: t('SMF', 'SMF'), commands: [
  { d: t('Liste', 'List'), c: 'svcs -a' },
  { d: t('Enable', 'Enable'), c: 'sudo svcadm enable [service]' },
  { d: t('Disable', 'Disable'), c: 'sudo svcadm disable [service]' },
  { d: t('Restart', 'Restart'), c: 'sudo svcadm restart [service]' },
]};

SEC['solaris-zfs'] = { label: t('ZFS', 'ZFS'), commands: [
  { d: t('Pool status', 'Pool status'), c: 'zpool status' },
  { d: t('Scrub', 'Scrub'), c: 'sudo zpool scrub [pool]' },
  { d: t('Snapshot', 'Snapshot'), c: 'sudo zfs snapshot [pool]/[ds]@[name]' },
  { d: t('Send/Receive', 'Send/Receive'), c: 'zfs send [pool]/[ds]@snap | zfs receive [dest]' },
]};

SEC['solaris-zones'] = { label: t('Zones', 'Zones'), commands: [
  { d: t('Liste', 'List'), c: 'zoneadm list -cv' },
  { d: t('Boot', 'Boot'), c: 'sudo zoneadm -z [zone] boot' },
  { d: t('Halt', 'Halt'), c: 'sudo zoneadm -z [zone] halt' },
  { d: t('Console', 'Console'), c: 'sudo zlogin -C [zone]' },
]};

// ── RENDER TREE ──
function renderTree() {
  const el = document.getElementById('tree');
  el.innerHTML = '';
  renderNode(el, TREE, 0);
}

function renderNode(container, node, depth) {
  const isBranch = node.children && node.children.length > 0;
  const isVersion = !!node.sectionIds;
  const isEmpty = !isBranch && !isVersion;

  const div = document.createElement('div');

  if (depth === 0) {
    const label = document.createElement('div');
    label.className = 'group-label';
    label.textContent = node.label.fr;
    div.appendChild(label);
  } else {
    const row = document.createElement('div');
    let cls = 'sidebar-link';
    if (depth === 2) cls += ' sidebar-link-3';
    if (depth === 3) cls += ' sidebar-link-4';
    if (node === currentNode) cls += ' active';
    row.className = cls;

    // Toggle or spacer
    if (isBranch) {
      const tgl = document.createElement('span');
      tgl.className = 'tree-toggle open';
      tgl.innerHTML = '<svg class="w-3 h-3" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2.5" d="M9 18l6-6-6-6"/></svg>';
      row.appendChild(tgl);
    } else {
      const sp = document.createElement('span');
      sp.style.cssText = 'width:16px;flex-shrink:0;display:inline-block';
      row.appendChild(sp);
    }

    // Dot
    const dot = document.createElement('span');
    if (isVersion || (node._parent && node._parent.sectionIds)) dot.className = 'dot-green';
    else if (isBranch) dot.className = 'dot-orange';
    else dot.className = 'dot-gray';
    row.appendChild(dot);

    // Label
    const lbl = document.createElement('span');
    lbl.textContent = node.label.fr;
    row.appendChild(lbl);

    // Count (only for non-section leaves that have data)
    let cnt = 0;
    if (node.sectionIds) {
      cnt = node.sectionIds.reduce(function(a, id) { return a + (SEC[id] ? SEC[id].commands.length : 0); }, 0);
    }
    if (cnt > 0) {
      const b = document.createElement('span');
      b.className = 'ml-auto text-[0.625rem] text-[#94a3b8]';
      b.textContent = '' + cnt;
      row.appendChild(b);
    }

    // Click
    row.onclick = function(e) {
      if (isBranch && (e.target.closest('.tree-toggle') || e.target.closest('[data-toggle]'))) {
        const tg = row.querySelector('.tree-toggle');
        if (tg) { tg.classList.toggle('open'); row.nextElementSibling.classList.toggle('open'); e.stopPropagation(); }
        return;
      }
      selectNode(node);
    };

    div.appendChild(row);
  }

  // Enfants
  if (isBranch) {
    const kids = document.createElement('div');
    kids.className = 'tree-children open';
    for (const ch of node.children) {
      ch._parent = node;
      renderNode(kids, ch, depth + 1);
    }
    div.appendChild(kids);
  }

  // Si c'est une version avec sectionIds, on ajoute les sections comme enfants
  if (isVersion && node.sectionIds) {
    const kids = document.createElement('div');
    kids.className = 'tree-children';

    // On déplie si c'est le noeud actif
    if (node === currentNode || (currentNode && currentNode._parent === node)) {
      kids.className = 'tree-children open';
    }

    node.sectionIds.forEach(function(sid) {
      const sec = SEC[sid];
      if (!sec) return;
      const snode = { id: node.id + '-' + sid, label: sec.label, _sectionId: sid, _parent: node };
      renderNode(kids, snode, depth + 1);
    });
    div.appendChild(kids);
  }

  container.appendChild(div);
}

// ── SELECT NODE ──
function selectNode(node) {
  currentNode = node;
  renderTree();

  const titleEl = document.getElementById('os-title');
  const subEl = document.getElementById('os-sub');
  const cmdsEl = document.getElementById('cmds');
  const searchEl = document.getElementById('search');
  searchEl.value = '';

  // Cas 1: c'est une section (a _sectionId)
  if (node._sectionId) {
    const sec = SEC[node._sectionId];
    if (sec) {
      titleEl.textContent = sec.label.fr;
      subEl.textContent = sec.commands.length + ' commandes';
      showCmds(sec.commands);
    }
    return;
  }

  // Cas 2: c'est une version ou OS avec sectionIds (on affiche la première section)
  if (node.sectionIds && node.sectionIds.length > 0) {
    const sid = node.sectionIds[0];
    const sec = SEC[sid];
    if (sec) {
      titleEl.textContent = node.label.fr;
      subEl.textContent = sec.commands.length + ' commandes';
      showCmds(sec.commands);
    }
    return;
  }

  // Cas 3: pas de données
  titleEl.textContent = node.label.fr;
  subEl.textContent = 'Aucune donnee';
  cmdsEl.innerHTML = '<div class="empty-state"><h3>' + node.label.fr + '</h3><p>Pas encore de commandes pour cet OS.</p></div>';
}

function showCmds(commands) {
  const el = document.getElementById('cmds');
  const sv = document.getElementById('search').value.trim().toLowerCase();

  let cmds = commands;
  if (sv) {
    cmds = cmds.filter(function(x) {
      return x.d.fr.toLowerCase().includes(sv) || x.d.en.toLowerCase().includes(sv) || x.c.toLowerCase().includes(sv);
    });
  }

  document.getElementById('shown').textContent = '' + cmds.length;

  if (cmds.length === 0) {
    el.innerHTML = '<div class="p-8 text-center text-sm text-[#94a3b8]">Aucune commande trouvee</div>';
    return;
  }

  el.innerHTML = '';
  cmds.forEach(function(x, i) {
    const row = document.createElement('div');
    row.className = 'cmd-row' + (i % 2 === 0 ? ' bg-[#fafbfc]' : '');
    row.innerHTML = '<div class="cmd-desc">' + x.d.fr + '</div><div class="cmd-text"><span class="copy-icon"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><rect x="9" y="9" width="13" height="13" rx="2" ry="2"/><path d="M5 15H4a2 2 0 01-2-2V4a2 2 0 012-2h9a2 2 0 012 2v1"/></svg></span><span>' + x.c + '</span></div>';
    row.querySelector('.cmd-text').onclick = function() {
      navigator.clipboard.writeText(x.c).then(function() {
        var icon = row.querySelector('.copy-icon');
        icon.innerHTML = '<svg viewBox="0 0 24 24" fill="none" stroke="#22c55e" stroke-width="2.5"><polyline points="20 6 9 17 4 12"/></svg>';
        setTimeout(function() { icon.innerHTML = '<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><rect x="9" y="9" width="13" height="13" rx="2" ry="2"/><path d="M5 15H4a2 2 0 01-2-2V4a2 2 0 012-2h9a2 2 0 012 2v1"/></svg>'; }, 1200);
      });
    };
    el.appendChild(row);
  });
}

// ── SEARCH ──
function filterCommands(val) {
  const el = document.getElementById('filter-info');
  if (val.trim()) {
    el.textContent = 'Filtre: "' + val + '"';
  } else {
    el.textContent = 'Aucun filtre';
  }
  if (currentNode && currentNode._sectionId) {
    showCmds(SEC[currentNode._sectionId].commands);
  } else if (currentNode && currentNode.sectionIds && currentNode.sectionIds.length > 0) {
    showCmds(SEC[currentNode.sectionIds[0]].commands);
  }
}

// ── INIT ──
renderTree();
selectNode(findNode(TREE, 'ubuntu-2004'));

function findNode(tree, id) {
  if (tree.id === id) return tree;
  for (const c of (tree.children || [])) {
    const f = findNode(c, id);
    if (f) return f;
  }
  return null;
}