import { useCallback, useEffect, useRef, useState } from 'react';
import { Plus, Pencil, Trash2, Power, PlugZap, Loader2, Check, X, Compass, Square, Antenna as AntennaIcon, ArrowDownToLine, Minus, RefreshCw } from 'lucide-react';
import { Button } from '@/components/ui/button';
import { Input } from '@/components/ui/input';
import { Label } from '@/components/ui/label';
import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from '@/components/ui/select';
import { cn } from '@/lib/utils';
import { useI18n } from '@/lib/i18n';
import { writeUiPref } from '@/lib/uiPref';
import { RotorCompass } from '@/components/RotorCompass';
import {
  GetStationDevices, SaveStationDevices, GetStationStatus, StationSetRelay,
  GetRotatorHeading, RotatorGoTo, RotatorStop,
  GetUltrabeamStatus, SetUltrabeamDirection, UltrabeamRetract, MotorSetElement, MotorReadElements,
} from '../../wailsjs/go/main/App';

type RotatorProps = { centerLat?: number | null; centerLon?: number | null; bearing?: number | null };

type Device = { id: string; type: string; name: string; host: string; user?: string; pass?: string; labels: string[] };
type Relay = { number: number; label: string; on: boolean };
type DevStatus = { id: string; name: string; type: string; connected: boolean; error?: string; relays: Relay[] };

const RELAY_COUNT: Record<string, number> = { webswitch: 5, kmtronic: 8 };
const TYPE_LABEL: Record<string, string> = { webswitch: 'WebSwitch 1216H', kmtronic: 'KMTronic 8-relay' };

function blankDevice(): Device {
  return { id: '', type: 'webswitch', name: '', host: '', user: '', pass: '', labels: Array(5).fill('') };
}

type Heading = { enabled: boolean; ok: boolean; azimuth: number };

// RotatorWidget shows the configured rotator (Settings → Rotator) right in the
// Station Control tab: a live compass you can click to turn, a heading readout, a
// GoTo box, quick N/E/S/W presets, and Stop. Heading is polled by the panel and
// passed in (so the panel can also order this widget); it drives the shared
// rotator backend.
function RotatorWidget({ hd, refetch, centerLat, centerLon, bearing, t }: RotatorProps & {
  hd: Heading; refetch: () => void; t: (k: string, v?: any) => string;
}) {
  const [goto, setGoto] = useState('');
  const [err, setErr] = useState('');

  const turn = (az: number) => {
    const a = ((Math.round(az) % 360) + 360) % 360;
    RotatorGoTo(a, -1).then(refetch).catch((e) => setErr(String(e?.message ?? e)));
  };
  const poll = refetch;

  const presets: [string, number][] = [['N', 0], ['E', 90], ['S', 180], ['W', 270]];
  return (
    <div className="rounded-xl border border-border bg-card shadow-sm overflow-hidden">
      <div className="flex items-center gap-2 px-3 py-2 border-b border-border/60 bg-muted/30">
        <Compass className="size-4 text-primary" />
        <div className="text-sm font-semibold">{t('station.rotator')}</div>
        <span className={cn('ml-auto size-2 rounded-full', hd.ok ? 'bg-success' : 'bg-warning')}
          title={hd.ok ? t('station.online') : t('station.rotatorNoRead')} />
      </div>
      <div className="p-3 flex gap-4 items-start">
        <RotorCompass
          bearing={bearing ?? null}
          headings={hd.ok ? [hd.azimuth] : []}
          centerLat={centerLat ?? null}
          centerLon={centerLon ?? null}
          rotorEnabled={hd.ok}
          onGoto={(az) => turn(az)}
        />
        <div className="flex-1 min-w-0 space-y-2">
          <div className="font-mono">
            <span className="text-2xl font-bold tabular-nums">{hd.ok ? `${hd.azimuth}°` : '—'}</span>
          </div>
          <div className="flex gap-1">
            {presets.map(([lbl, az]) => (
              <button key={lbl} type="button" onClick={() => turn(az)}
                className="flex-1 rounded-md border border-border bg-muted/40 py-1 text-xs font-semibold hover:bg-muted">
                {lbl}
              </button>
            ))}
          </div>
          <div className="flex gap-1.5">
            <Input value={goto} onChange={(e) => setGoto(e.target.value.replace(/[^0-9]/g, ''))}
              onKeyDown={(e) => { if (e.key === 'Enter' && goto) turn(parseInt(goto, 10)); }}
              placeholder="0–359" className="h-8 flex-1 min-w-0 font-mono text-sm" />
            <Button size="sm" className="h-8 shrink-0" disabled={!goto} onClick={() => turn(parseInt(goto, 10))}>{t('station.go')}</Button>
          </div>
          <Button size="sm" variant="outline" className="h-8 w-full" onClick={() => RotatorStop().then(poll).catch((e) => setErr(String(e?.message ?? e)))}>
            <Square className="size-3 mr-1" /> {t('station.stop')}
          </Button>
          {err && <div className="text-[11px] text-destructive break-words">{err}</div>}
        </div>
      </div>
    </div>
  );
}

type AntStatus = { enabled: boolean; type: string; connected: boolean; direction: number; frequency: number; moving: boolean; elements: number[] };

// MotorAntennaWidget controls a motorized antenna (Ultrabeam / SteppIR) from the
// Station Control tab: pattern (Normal / 180° / Bi), Retract, and — Ultrabeam
// only — per-element length adjustment. Heading/state is polled by the panel.
const ELEMENT_STEP = 2; // the physical console adjusts 2 mm per press

// elementName maps an element index to a ham-radio name: 0 = reflector,
// 1 = driven element, then Director 1, 2, 3…
function elementName(i: number, t: (k: string, v?: any) => string): string {
  if (i === 0) return t('station.reflector');
  if (i === 1) return t('station.driven');
  return `${t('station.director')} ${i - 1}`;
}

function MotorAntennaWidget({ ant, refetch, t }: { ant: AntStatus; refetch: () => void; t: (k: string, v?: any) => string }) {
  const [err, setErr] = useState('');
  const [lengths, setLengths] = useState<number[]>([]); // current element lengths (mm), from ReadElements
  const [reading, setReading] = useState(false);
  const [busyEl, setBusyEl] = useState<number | null>(null);
  const run = (p: Promise<any>) => p.then(refetch).catch((e) => setErr(String(e?.message ?? e)));
  const isUB = ant.type !== 'steppir';

  const readLengths = useCallback(async () => {
    setReading(true); setErr('');
    try { setLengths(((await MotorReadElements()) ?? []) as number[]); }
    catch (e: any) { setErr(String(e?.message ?? e)); }
    finally { setReading(false); }
  }, []);
  // Read the current lengths once when the Ultrabeam widget mounts/connects, so
  // +/- starts from the real values rather than blind.
  useEffect(() => { if (isUB && ant.connected) readLengths(); }, [isUB, ant.connected, readLengths]);

  // Nudge one element by ±2 mm from its current known length.
  const nudge = async (i: number, delta: number) => {
    const cur = lengths[i] ?? 0;
    const next = Math.max(0, cur + delta);
    setBusyEl(i); setErr('');
    setLengths((ls) => { const c = [...ls]; c[i] = next; return c; }); // optimistic
    try { await MotorSetElement(i, next); refetch(); }
    catch (e: any) { setErr(String(e?.message ?? e)); }
    finally { setBusyEl(null); }
  };
  const dirs: [number, string][] = [[0, 'N'], [1, '180°'], [2, t('station.bi')]];
  return (
    <div className="rounded-xl border border-border bg-card shadow-sm overflow-hidden h-full">
      <div className="flex items-center gap-2 px-3 py-2 border-b border-border/60 bg-muted/30">
        <AntennaIcon className="size-4 text-primary" />
        <div className="min-w-0">
          <div className="text-sm font-semibold truncate">{isUB ? 'Ultrabeam' : 'SteppIR'}</div>
          {ant.frequency > 0 && <div className="text-[10px] text-muted-foreground font-mono">{(ant.frequency / 1000).toFixed(3)} MHz</div>}
        </div>
        {ant.moving && <span className="ml-auto text-[10px] font-semibold text-warning animate-pulse">{t('station.moving')}</span>}
        <span className={cn('size-2 rounded-full shrink-0', ant.moving ? '' : 'ml-auto', ant.connected ? 'bg-success' : 'bg-muted-foreground/40')}
          title={ant.connected ? t('station.online') : t('station.offline')} />
      </div>
      <div className="p-3 space-y-3">
        <div>
          <div className="text-[10px] font-semibold uppercase tracking-wider text-muted-foreground mb-1">{t('station.pattern')}</div>
          <div className="flex gap-1">
            {dirs.map(([d, lbl]) => (
              <button key={d} type="button" disabled={!ant.connected}
                onClick={() => run(SetUltrabeamDirection(d))}
                className={cn('flex-1 rounded-md border py-1.5 text-xs font-semibold transition-colors disabled:opacity-40',
                  ant.direction === d ? 'bg-primary text-primary-foreground border-primary' : 'border-border hover:bg-muted')}>
                {lbl}
              </button>
            ))}
          </div>
        </div>
        <button type="button" disabled={!ant.connected}
          onClick={() => run(UltrabeamRetract())}
          className="w-full flex items-center justify-center gap-1.5 rounded-md border border-warning-border bg-warning-muted text-warning-muted-foreground py-1.5 text-xs font-semibold hover:brightness-95 disabled:opacity-40">
          <ArrowDownToLine className="size-3.5" /> {t('station.retract')}
        </button>

        {isUB && (
          <div>
            <div className="flex items-center gap-2 mb-1.5">
              <span className="text-[10px] font-semibold uppercase tracking-wider text-muted-foreground">{t('station.elements')}</span>
              <button type="button" onClick={readLengths} disabled={!ant.connected || reading}
                className="text-[10px] text-primary hover:underline inline-flex items-center gap-1 disabled:opacity-40" title={t('station.readLengths')}>
                <RefreshCw className={cn('size-3', reading && 'animate-spin')} /> {t('station.read')}
              </button>
            </div>
            {lengths.length === 0 ? (
              <p className="text-[11px] text-muted-foreground">{t('station.noLengths')}</p>
            ) : (
              <div className="space-y-1.5">
                {/* Hide 0-length elements — an Ultrabeam reports 6 slots but a
                    3-element beam only uses the first few. */}
                {lengths.map((mm, i) => ({ mm, i })).filter((e) => e.mm > 0).map(({ mm, i }) => (
                  <div key={i} className="flex items-center gap-2">
                    <span className="text-xs w-20 shrink-0 text-muted-foreground truncate">{elementName(i, t)}</span>
                    <button type="button" disabled={!ant.connected || busyEl !== null}
                      onClick={() => nudge(i, -ELEMENT_STEP)}
                      className="flex items-center justify-center size-7 rounded-md border border-border hover:bg-muted disabled:opacity-40 shrink-0">
                      <Minus className="size-3.5" />
                    </button>
                    <span className="text-sm font-mono font-bold flex-1 min-w-0 text-center tabular-nums">
                      {busyEl === i ? <Loader2 className="size-3.5 animate-spin inline" /> : `${mm} mm`}
                    </span>
                    <button type="button" disabled={!ant.connected || busyEl !== null}
                      onClick={() => nudge(i, ELEMENT_STEP)}
                      className="flex items-center justify-center size-7 rounded-md border border-border hover:bg-muted disabled:opacity-40 shrink-0">
                      <Plus className="size-3.5" />
                    </button>
                  </div>
                ))}
              </div>
            )}
            <p className="text-[10px] text-muted-foreground mt-1">{t('station.elementsHint')}</p>
          </div>
        )}
        {err && <div className="text-[11px] text-destructive break-words">{err}</div>}
      </div>
    </div>
  );
}

export function StationControlPanel({ centerLat, centerLon, bearing }: RotatorProps) {
  const { t } = useI18n();
  const [devices, setDevices] = useState<Device[]>([]);
  const [status, setStatus] = useState<Record<string, DevStatus>>({});
  const [editing, setEditing] = useState<Device | null>(null); // device being added/edited
  const [busy, setBusy] = useState<Record<string, boolean>>({}); // per-relay in-flight
  const [rot, setRot] = useState<Heading>({ enabled: false, ok: false, azimuth: 0 });
  const [ant, setAnt] = useState<AntStatus>({ enabled: false, type: '', connected: false, direction: 0, frequency: 0, moving: false, elements: [] });
  // Widget order (rotator + device ids), drag-and-drop reorderable, persisted.
  const [order, setOrder] = useState<string[]>(() => {
    try { const v = JSON.parse(localStorage.getItem('opslog.stationOrder') || '[]'); return Array.isArray(v) ? v : []; } catch { return []; }
  });
  const dragId = useRef<string | null>(null);
  const [cols, setCols] = useState<string>(() => localStorage.getItem('opslog.stationCols') || 'auto');

  const loadDevices = useCallback(async () => {
    try { setDevices(((await GetStationDevices()) ?? []) as Device[]); } catch { /* db not ready */ }
  }, []);

  const poll = useCallback(async () => {
    try {
      const s = ((await GetStationStatus()) ?? []) as DevStatus[];
      setStatus(Object.fromEntries(s.map((d) => [d.id, d])));
    } catch { /* ignore transient */ }
  }, []);
  const pollRot = useCallback(async () => {
    try { setRot((await GetRotatorHeading()) as any); } catch { /* ignore */ }
  }, []);
  const pollAnt = useCallback(async () => {
    try { setAnt((await GetUltrabeamStatus()) as any); } catch { /* ignore */ }
  }, []);

  useEffect(() => { loadDevices(); }, [loadDevices]);
  useEffect(() => {
    poll(); pollRot(); pollAnt();
    const id = window.setInterval(() => { poll(); pollRot(); pollAnt(); }, 3000);
    return () => window.clearInterval(id);
  }, [poll, pollRot, pollAnt, devices.length]);

  const persistOrder = (next: string[]) => { setOrder(next); writeUiPref('opslog.stationOrder', JSON.stringify(next)); };
  // Reorder so `dragged` lands just before `target`.
  const onDrop = (targetId: string) => {
    const src = dragId.current; dragId.current = null;
    if (!src || src === targetId) return;
    const ids = widgetIds.filter((id) => id !== src);
    const at = ids.indexOf(targetId);
    ids.splice(at < 0 ? ids.length : at, 0, src);
    persistOrder(ids);
  };

  const persist = async (next: Device[]) => {
    setDevices(next);
    try { await SaveStationDevices(next as any); } catch { /* surfaced by status */ }
    await loadDevices();
    poll();
  };

  const toggle = async (dev: Device, relay: number, on: boolean) => {
    const key = `${dev.id}:${relay}`;
    setBusy((b) => ({ ...b, [key]: true }));
    // Optimistic flip so the switch feels instant; the poll reconciles.
    setStatus((st) => {
      const d = st[dev.id]; if (!d) return st;
      return { ...st, [dev.id]: { ...d, relays: d.relays.map((r) => (r.number === relay ? { ...r, on } : r)) } };
    });
    try { await StationSetRelay(dev.id, relay, on); } catch { /* poll will correct */ }
    await poll();
    setBusy((b) => ({ ...b, [key]: false }));
  };

  const saveEdit = async () => {
    if (!editing) return;
    const d = { ...editing, name: editing.name.trim() || TYPE_LABEL[editing.type], host: editing.host.trim() };
    const exists = devices.some((x) => x.id && x.id === d.id);
    await persist(exists ? devices.map((x) => (x.id === d.id ? d : x)) : [...devices, d]);
    setEditing(null);
  };

  const removeDevice = async (id: string) => { await persist(devices.filter((x) => x.id !== id)); };

  // Build the widget list (rotator first by default, then devices), then order it
  // by the saved drag order — unknown ids fall to the end in their natural order.
  const deviceCard = (dev: Device) => {
    const st = status[dev.id];
    const relays = st?.relays ?? dev.labels.map((label, i) => ({ number: i + 1, label, on: false }));
    return (
      <div className="rounded-xl border border-border bg-card shadow-sm overflow-hidden h-full">
        <div className="flex items-center gap-2 px-3 py-2 border-b border-border/60 bg-muted/30">
          <PlugZap className="size-4 text-primary" />
          <div className="min-w-0">
            <div className="text-sm font-semibold truncate">{dev.name || TYPE_LABEL[dev.type]}</div>
            <div className="text-[10px] text-muted-foreground font-mono truncate">{TYPE_LABEL[dev.type]} · {dev.host}</div>
          </div>
          <span className={cn('ml-auto size-2 rounded-full shrink-0', st?.connected ? 'bg-success' : 'bg-muted-foreground/40')}
            title={st?.connected ? t('station.online') : (st?.error || t('station.offline'))} />
          <button className="text-muted-foreground hover:text-foreground" title={t('station.edit')}
            onClick={() => setEditing({ ...dev, labels: [...dev.labels] })}><Pencil className="size-3.5" /></button>
          <button className="text-muted-foreground hover:text-destructive" title={t('station.delete')}
            onClick={() => removeDevice(dev.id)}><Trash2 className="size-3.5" /></button>
        </div>
        <div className="p-3 grid grid-cols-2 gap-2">
          {relays.map((r) => {
            const key = `${dev.id}:${r.number}`;
            const label = r.label || `${t('station.relay')} ${r.number}`;
            return (
              <button key={r.number} type="button" disabled={!st?.connected}
                onClick={() => toggle(dev, r.number, !r.on)}
                className={cn('flex items-center gap-2 rounded-lg border px-2.5 py-2 text-left transition-colors disabled:opacity-40',
                  r.on ? 'bg-success/15 border-success/50' : 'bg-muted/30 border-border hover:bg-muted')}>
                <span className={cn('flex items-center justify-center size-7 rounded-md shrink-0',
                  r.on ? 'bg-success text-success-foreground' : 'bg-muted-foreground/15 text-muted-foreground')}>
                  {busy[key] ? <Loader2 className="size-3.5 animate-spin" /> : <Power className="size-3.5" />}
                </span>
                <span className="min-w-0">
                  <span className="block text-xs font-medium truncate">{label}</span>
                  <span className={cn('block text-[10px] font-semibold', r.on ? 'text-success' : 'text-muted-foreground')}>
                    {r.on ? t('station.on') : t('station.off')}
                  </span>
                </span>
              </button>
            );
          })}
        </div>
      </div>
    );
  };

  const widgets: { id: string; node: React.ReactNode }[] = [];
  if (rot.enabled) {
    widgets.push({ id: 'rotator', node: <RotatorWidget hd={rot} refetch={pollRot} centerLat={centerLat} centerLon={centerLon} bearing={bearing} t={t} /> });
  }
  if (ant.enabled) {
    widgets.push({ id: 'antenna', node: <MotorAntennaWidget ant={ant} refetch={pollAnt} t={t} /> });
  }
  for (const dev of devices) widgets.push({ id: dev.id, node: deviceCard(dev) });

  const rank = (id: string) => { const i = order.indexOf(id); return i < 0 ? 1e6 : i; };
  const ordered = widgets.map((w, i) => ({ ...w, i })).sort((a, b) => (rank(a.id) - rank(b.id)) || (a.i - b.i));
  const widgetIds = ordered.map((w) => w.id);

  const noDevices = devices.length === 0 && !rot.enabled && !ant.enabled;

  // Column count controls the layout: with 4 widgets, choosing "2" lays them out
  // 2×2 — which linear drag-reorder alone can't do, since the grid auto-flows to
  // fill however many columns are available.
  const gridCols: Record<string, string> = {
    auto: 'sm:grid-cols-2 lg:grid-cols-3 2xl:grid-cols-4',
    '1': 'grid-cols-1', '2': 'grid-cols-2', '3': 'grid-cols-3', '4': 'grid-cols-4',
  };

  return (
    <div className="flex-1 min-h-0 overflow-auto p-4">
      <div className="flex items-center justify-between mb-3">
        <h2 className="text-sm font-bold uppercase tracking-wider text-muted-foreground">{t('station.title')}</h2>
        <div className="flex items-center gap-2">
          <div className="flex items-center rounded-md border border-border overflow-hidden text-[11px]">
            {(['auto', '2', '3', '4'] as const).map((c) => (
              <button key={c} type="button"
                onClick={() => { setCols(c); writeUiPref('opslog.stationCols', c); }}
                className={cn('px-2 py-1 font-medium', cols === c ? 'bg-primary text-primary-foreground' : 'text-muted-foreground hover:bg-muted')}>
                {c === 'auto' ? t('station.colsAuto') : c}
              </button>
            ))}
          </div>
          <Button size="sm" variant="outline" onClick={() => setEditing(blankDevice())}>
            <Plus className="size-3.5 mr-1" /> {t('station.addDevice')}
          </Button>
        </div>
      </div>

      {noDevices && !editing && (
        <div className="max-w-4xl rounded-lg border border-dashed border-border p-8 text-center text-sm text-muted-foreground">
          {t('station.empty')}
        </div>
      )}

      <div className={cn('grid gap-3 items-start', gridCols[cols] ?? gridCols.auto)}>
        {ordered.map((w) => (
          <div key={w.id} draggable
            onDragStart={(e) => { dragId.current = w.id; e.dataTransfer.effectAllowed = 'move'; }}
            onDragOver={(e) => { e.preventDefault(); e.dataTransfer.dropEffect = 'move'; }}
            onDrop={(e) => { e.preventDefault(); onDrop(w.id); }}
            className={cn('cursor-grab active:cursor-grabbing', dragId.current === w.id && 'opacity-60')}>
            {w.node}
          </div>
        ))}
      </div>

      {!noDevices && (
        <p className="text-[11px] text-muted-foreground mt-2">{t('station.dragHint')}</p>
      )}

      {editing && (
        <DeviceEditor device={editing} onChange={setEditing} onSave={saveEdit} onCancel={() => setEditing(null)} t={t} />
      )}
    </div>
  );
}

function DeviceEditor({ device, onChange, onSave, onCancel, t }: {
  device: Device; onChange: (d: Device) => void; onSave: () => void; onCancel: () => void; t: (k: string, v?: any) => string;
}) {
  const ref = useRef<HTMLDivElement>(null);
  useEffect(() => { ref.current?.scrollIntoView({ behavior: 'smooth', block: 'nearest' }); }, []);
  const setType = (type: string) => {
    const n = RELAY_COUNT[type] ?? 5;
    const labels = Array.from({ length: n }, (_, i) => device.labels[i] ?? '');
    onChange({ ...device, type, labels });
  };
  const isKM = device.type === 'kmtronic';
  return (
    <div ref={ref} className="mt-4 max-w-4xl rounded-xl border border-primary/40 bg-card p-4 space-y-3">
      <div className="text-sm font-semibold">{device.id ? t('station.editDevice') : t('station.addDevice')}</div>
      <div className="grid grid-cols-2 gap-3">
        <div className="space-y-1">
          <Label>{t('station.type')}</Label>
          <Select value={device.type} onValueChange={setType}>
            <SelectTrigger className="h-9"><SelectValue /></SelectTrigger>
            <SelectContent>
              <SelectItem value="webswitch">WebSwitch 1216H (5 relays)</SelectItem>
              <SelectItem value="kmtronic">KMTronic 8-relay (LAN)</SelectItem>
            </SelectContent>
          </Select>
        </div>
        <div className="space-y-1">
          <Label>{t('station.name')}</Label>
          <Input value={device.name} placeholder={TYPE_LABEL[device.type]} onChange={(e) => onChange({ ...device, name: e.target.value })} />
        </div>
      </div>
      <div className={cn('grid gap-3', isKM ? 'grid-cols-3' : 'grid-cols-1')}>
        <div className={cn('space-y-1', isKM ? '' : 'max-w-xs')}>
          <Label>{t('station.host')}</Label>
          <Input className="font-mono" value={device.host} placeholder="192.168.1.100" onChange={(e) => onChange({ ...device, host: e.target.value })} />
        </div>
        {isKM && (
          <>
            <div className="space-y-1">
              <Label>{t('station.user')}</Label>
              <Input value={device.user ?? ''} placeholder={t('station.optional')} onChange={(e) => onChange({ ...device, user: e.target.value })} />
            </div>
            <div className="space-y-1">
              <Label>{t('station.pass')}</Label>
              <Input type="password" value={device.pass ?? ''} placeholder={t('station.optional')} onChange={(e) => onChange({ ...device, pass: e.target.value })} />
            </div>
          </>
        )}
      </div>
      <div className="space-y-1">
        <Label>{t('station.labels')}</Label>
        <div className="grid grid-cols-4 gap-2">
          {device.labels.map((lab, i) => (
            <Input key={i} value={lab} placeholder={`${t('station.relay')} ${i + 1}`} className="h-8 text-xs"
              onChange={(e) => { const labels = [...device.labels]; labels[i] = e.target.value; onChange({ ...device, labels }); }} />
          ))}
        </div>
      </div>
      <div className="flex justify-end gap-2">
        <Button size="sm" variant="ghost" onClick={onCancel}><X className="size-3.5 mr-1" />{t('station.cancel')}</Button>
        <Button size="sm" onClick={onSave} disabled={!device.host.trim()}><Check className="size-3.5 mr-1" />{t('station.save')}</Button>
      </div>
    </div>
  );
}