🌺🧸 Unified Display & Points (Above PDA) v3.4.2-merged

Slim top-center toggle + fixed merged YATA+Prometheus stock. Display+inventory + abroad stk (flowers, plushies, Xanax). Refresh button, color-coded stk, merge by averaging. 45s refresh. Collapsed shows only "🌺 🧸 Exporter".

Від 13.10.2025. Дивіться остання версія.

// ==UserScript==
// @name         🌺🧸 Unified Display & Points (Above PDA) v3.4.2-merged
// @namespace    http://tampermonkey.net/
// @version      3.4.2.1
// @description  Slim top-center toggle + fixed merged YATA+Prometheus stock. Display+inventory + abroad stk (flowers, plushies, Xanax). Refresh button, color-coded stk, merge by averaging. 45s refresh. Collapsed shows only "🌺 🧸 Exporter".
// @match        https://www.torn.com/*
// @grant        GM_addStyle
// @grant        GM_getValue
// @grant        GM_setValue
// @grant        GM_xmlhttpRequest
// @connect      api.torn.com
// @connect      yata.yt
// @connect      api.prombot.co.uk
// @run-at       document-end
// ==/UserScript==

(function(){
  'use strict';

  const PANEL_ID = 'unified_points_merged_v3_4_2';
  const REFRESH_MS = 45 * 1000;
  const POINTS_PER_SET = 10;
  const YATA_URL = 'https://yata.yt/api/v1/travel/export/';
  const PROM_URL = 'https://api.prombot.co.uk/api/travel';

  // Items: [FullName, {code, flag, short}]
  const FLOWERS_ORDER = [
    ["Dahlia",{code:'MEX',flag:'🇲🇽',short:'Dahlia'}],
    ["Orchid",{code:'HAW',flag:'🏝️',short:'Orchid'}],
    ["African Violet",{code:'SOU',flag:'🇿🇦',short:'A.Violet'}],
    ["Cherry Blossom",{code:'JAP',flag:'🇯🇵',short:'C.Blossom'}],
    ["Peony",{code:'CHI',flag:'🇨🇳',short:'Peony'}],
    ["Ceibo Flower",{code:'ARG',flag:'🇦🇷',short:'Ceibo'}],
    ["Edelweiss",{code:'SWI',flag:'🇨🇭',short:'Edelweiss'}],
    ["Crocus",{code:'CAN',flag:'🇨🇦',short:'Crocus'}],
    ["Heather",{code:'UNI',flag:'🇬🇧',short:'Heather'}],
    ["Tribulus Omanense",{code:'UAE',flag:'🇦🇪',short:'Tribulus'}],
    ["Banana Orchid",{code:'CAY',flag:'🇰🇾',short:'Banana'}]
  ];

  const PLUSHIES_ORDER = [
    ["Sheep Plushie",{code:'BB',flag:'🏪',short:'Sheep'}],
    ["Teddy Bear Plushie",{code:'BB',flag:'🏪',short:'Teddy'}],
    ["Kitten Plushie",{code:'BB',flag:'🏪',short:'Kitten'}],
    ["Jaguar Plushie",{code:'MEX',flag:'🇲🇽',short:'Jaguar'}],
    ["Wolverine Plushie",{code:'CAN',flag:'🇨🇦',short:'Wolverine'}],
    ["Nessie Plushie",{code:'UNI',flag:'🇬🇧',short:'Nessie'}],
    ["Red Fox Plushie",{code:'UNI',flag:'🇬🇧',short:'R.Fox'}],
    ["Monkey Plushie",{code:'ARG',flag:'🇦🇷',short:'Monkey'}],
    ["Chamois Plushie",{code:'SWI',flag:'🇨🇭',short:'Chamois'}],
    ["Panda Plushie",{code:'CHI',flag:'🇨🇳',short:'Panda'}],
    ["Lion Plushie",{code:'SOU',flag:'🇿🇦',short:'Lion'}],
    ["Camel Plushie",{code:'UAE',flag:'🇦🇪',short:'Camel'}],
    ["Stingray Plushie",{code:'CAY',flag:'🇰🇾',short:'Stingray'}]
  ];

  const SPECIAL_DRUG = 'Xanax';

  // mapping many common country names -> 3/abbr codes used in YATA
  const COUNTRY_NAME_TO_CODE = {
    'JAPAN':'JAP','JAP':'JAP','JPN':'JAP',
    'MEXICO':'MEX','MEX':'MEX',
    'CANADA':'CAN','CAN':'CAN',
    'CHINA':'CHI','CHN':'CHI','CHI':'CHI',
    'UNITED KINGDOM':'UNI','UK':'UNI','GBR':'UNI','BRITAIN':'UNI',
    'ARGENTINA':'ARG','ARG':'ARG',
    'SWITZERLAND':'SWI','SWI':'SWI',
    'HAWAII':'HAW','HAW':'HAW',
    'UAE':'UAE','UNITED ARAB EMIRATES':'UAE',
    'CAYMAN ISLANDS':'CAY','CAY':'CAY',
    'SOUTH AFRICA':'SOU','S.A':'SOU','SA':'SOU','SOU':'SOU',
    'TORN':'BB','B.B':'BB','TOWN':'BB'
  };

  // helper to compute PDA top
  function getPDANavHeight(){
    const nav = document.querySelector('#pda-nav') || document.querySelector('.pda') || document.querySelector('#pda');
    return nav ? nav.offsetHeight : 40;
  }

  // styles: center top, width ~1/3 screen, squeezed left
  GM_addStyle(`
    #${PANEL_ID} { position: fixed; top: ${getPDANavHeight()}px; left: 50%; transform: translateX(-50%); z-index: 999999; pointer-events:auto; font-family:"DejaVu Sans Mono",monospace; font-size:12px; }
    .${PANEL_ID}-toggle { display:flex; align-items:center; gap:8px; padding:6px 8px; cursor:pointer; color:#dfe7ff; user-select:none; border-radius:4px; transition:background .12s; }
    .${PANEL_ID}-toggle:hover { background: rgba(255,255,255,0.02); }
    .${PANEL_ID}-card { margin-top:6px; width:33vw; min-width:300px; max-width:640px; background: rgba(8,8,8,0.78); color:#e9eef8; border-radius:6px; box-shadow:0 10px 30px rgba(0,0,0,0.6); border:1px solid rgba(255,255,255,0.04); overflow:hidden; }
    .${PANEL_ID}.collapsed .${PANEL_ID}-card { display:none; }
    .${PANEL_ID}-header { display:flex; align-items:center; padding:6px 8px; gap:8px; }
    .${PANEL_ID}-refresh { margin-left:auto; background:transparent; color:#dfe7ff; border:1px solid rgba(255,255,255,0.04); padding:4px 7px; border-radius:4px; cursor:pointer; }
    .${PANEL_ID}-body { padding:8px 6px; font-size:12px; line-height:1.06; max-height:68vh; overflow:auto; }
    .tbl-head { display:flex; gap:6px; padding:4px 2px; color:#bfc9d6; font-weight:700; font-size:11px; border-bottom:1px solid rgba(255,255,255,0.03); margin-bottom:6px; }
    .tbl-row { display:flex; gap:6px; align-items:center; padding:4px 2px; white-space:nowrap; border-bottom:1px solid rgba(255,255,255,0.02); }
    .col-dot { flex:0 0 18px; display:flex; align-items:center; justify-content:flex-start; padding-left:2px; }
    .col-av { flex:0 0 44px; text-align:right; color:#cfe8c6; padding-left:2px; }
    .col-st { flex:0 0 72px; text-align:right; color:#f7b3b3; padding-left:2px; }
    .col-mis { flex:0 0 40px; text-align:right; color:#f0d08a; padding-left:2px; }
    .col-name { flex:1 1 auto; min-width:0; overflow:hidden; text-overflow:ellipsis; color:#e9eef8; padding-left:8px; text-align:left; }
    .dot { width:10px; height:10px; border-radius:50%; margin-right:6px; flex:0 0 10px; }
    .stock-green{ background:#00c853; } .stock-orange{ background:#ff9800; } .stock-red{ background:#ff1744; } .stock-gray{ background:#9ea6b3; }
    .${PANEL_ID}-bottom { padding:8px; border-top:1px solid rgba(255,255,255,0.03); color:#bfc9d6; font-size:12px; display:flex; flex-direction:column; gap:4px; }
    .${PANEL_ID}-source { color:#9ea6b3; font-size:11px; margin-top:4px; }
    @media (max-width:900px){ #${PANEL_ID}{ left:6px; transform:none; } .${PANEL_ID}-card { width:92vw; } .col-st{ flex:0 0 56px; } .col-av{ flex:0 0 36px; } .col-mis{ flex:0 0 34px; } }
  `);

  // build UI
  function buildUI(){
    let root = document.getElementById(PANEL_ID);
    if (root) return root;
    root = document.createElement('div');
    root.id = PANEL_ID;
    const collapsed = GM_getValue(`${PANEL_ID}-collapsed`, false);
    if (collapsed) root.classList.add(PANEL_ID, 'collapsed');
    else root.classList.add(PANEL_ID);

    root.innerHTML = `
      <div class="${PANEL_ID}-toggle" id="${PANEL_ID}-toggle">🌺 🧸 Exporter</div>
      <div class="${PANEL_ID}-card" role="region" aria-label="Unified Display & Points">
        <div class="${PANEL_ID}-header">
          <div style="font-weight:700;color:#dfe7ff">Unified Display & Points</div>
          <button class="${PANEL_ID}-refresh" id="${PANEL_ID}-refresh">Refresh</button>
        </div>

        <div class="${PANEL_ID}-body">
          <div id="${PANEL_ID}-status" style="font-weight:700;margin-bottom:6px;color:#dfe7ff">Waiting...</div>

          <div id="${PANEL_ID}-flowers">
            <div class="tbl-head"><div style="flex:0 0 18px"></div><div class="col-av">AV</div><div class="col-st">STK</div><div class="col-mis">MIS</div><div class="col-name">Flower</div></div>
            <div id="${PANEL_ID}-flowers-rows"></div>
          </div>

          <div id="${PANEL_ID}-plush" style="margin-top:8px;">
            <div class="tbl-head"><div style="flex:0 0 18px"></div><div class="col-av">AV</div><div class="col-st">STK</div><div class="col-mis">MIS</div><div class="col-name">Plushie</div></div>
            <div id="${PANEL_ID}-plush-rows"></div>
          </div>

          <div id="${PANEL_ID}-drugs" style="margin-top:8px;">
            <div class="tbl-head"><div style="flex:0 0 18px"></div><div class="col-av">AV</div><div class="col-st">STK</div><div class="col-mis"></div><div class="col-name">Drugs</div></div>
            <div id="${PANEL_ID}-drugs-rows"></div>
          </div>
        </div>

        <div class="${PANEL_ID}-bottom" id="${PANEL_ID}-bottom">
          <div id="${PANEL_ID}-flylines"></div>
          <div class="${PANEL_ID}-source" id="${PANEL_ID}-source">Data source: —</div>
        </div>
      </div>
    `;

    document.body.appendChild(root);

    // toggle
    const toggle = document.getElementById(`${PANEL_ID}-toggle`);
    toggle.addEventListener('click', () => {
      const root = document.getElementById(PANEL_ID);
      const collapsedNow = root.classList.toggle('collapsed');
      GM_setValue(`${PANEL_ID}-collapsed`, collapsedNow);
      // ensure collapsed state only leaves toggle visible (card display toggled by CSS)
    });
    toggle.addEventListener('dblclick', (e) => { e.stopPropagation(); refreshAll(true); });

    // refresh button
    const refreshBtn = document.getElementById(`${PANEL_ID}-refresh`);
    refreshBtn.addEventListener('click', (e) => { e.stopPropagation(); refreshAll(true); });

    return root;
  }

  // --- Networking helper (GM_xmlhttpRequest wrapper)
  function gmGetJson(url, timeout = 14000){
    return new Promise((resolve, reject) => {
      GM_xmlhttpRequest({
        method: 'GET',
        url,
        timeout,
        onload: res => {
          try {
            const txt = (typeof res.response === 'string' && res.response) ? res.response : res.responseText;
            const parsed = txt && txt.length ? JSON.parse(txt) : res.response;
            resolve(parsed);
          } catch(e){ reject(e); }
        },
        onerror: err => reject(err),
        ontimeout: () => reject(new Error('timeout'))
      });
    });
  }

  // --- Parse YATA (country codes are keys)
  function parseYata(yataData){
    const map = {}; // countryCode -> {itemName: qty}
    if (!yataData || !yataData.stocks) return map;
    for (const [code, obj] of Object.entries(yataData.stocks)){
      const countryCode = String(code).toUpperCase();
      const arr = Array.isArray(obj.stocks) ? obj.stocks : [];
      const m = {};
      for (const it of arr) if (it && it.name) m[it.name] = Number(it.quantity ?? it.qty ?? 0) || 0;
      map[countryCode] = m;
    }
    return map;
  }

  // --- Parse Prometheus: try to normalize to same country-code keyed map
  function parseProm(promData){
    const map = {}; // countryCode -> {itemName: qty}
    if (!promData) return map;
    // Prometheus may return an object keyed by country names (or codes). We'll handle both.
    for (const [countryKey, countryVal] of Object.entries(promData)){
      if (!countryVal) continue;
      // normalize countryKey to a code if possible
      const up = String(countryKey).trim().toUpperCase();
      let code = up;
      // if it's a full name, try mapping
      if (COUNTRY_NAME_TO_CODE[up]) code = COUNTRY_NAME_TO_CODE[up];
      // prepare item map
      const m = {};
      // countryVal might be {stocks: [...] } or { "Camel Plushie": {quantity: 123} } or similar
      if (Array.isArray(countryVal.stocks)){
        // handle array-of-stocks format
        for (const it of countryVal.stocks){
          if (!it || !it.name) continue;
          m[it.name] = Number(it.quantity ?? it.qty ?? 0) || 0;
        }
      } else {
        // object map style
        for (const [k,v] of Object.entries(countryVal)){
          // v might be {quantity: X} or a raw number
          if (v == null) continue;
          if (typeof v === 'object' && ('quantity' in v || 'qty' in v || 'amount' in v)){
            m[k] = Number(v.quantity ?? v.qty ?? v.amount ?? 0) || 0;
          } else if (typeof v === 'number' || !isNaN(Number(v))){
            m[k] = Number(v) || 0;
          } else if (typeof v === 'object' && v.stocks && Array.isArray(v.stocks)){
            // sometimes nested
            for (const it of v.stocks) if (it && it.name) m[it.name] = Number(it.quantity ?? it.qty ?? 0) || 0;
          } else {
            // best-effort: skip
          }
        }
      }
      map[String(code).toUpperCase()] = m;
    }
    return map;
  }

  // --- Merge maps by averaging when both present for same country+item
  function mergeMaps(yataMap, promMap){
    const merged = {};
    const countries = new Set([...Object.keys(yataMap || {}), ...Object.keys(promMap || {})]);
    for (const c of countries){
      const yItems = yataMap[c] || {};
      const pItems = promMap[c] || {};
      const itemNames = new Set([...Object.keys(yItems), ...Object.keys(pItems)]);
      const m = {};
      for (const item of itemNames){
        const yv = Number(yItems[item] ?? NaN);
        const pv = Number(pItems[item] ?? NaN);
        const hasY = !Number.isNaN(yv);
        const hasP = !Number.isNaN(pv);
        if (hasY && hasP){
          // average
          m[item] = Math.round((yv + pv) / 2);
        } else if (hasY){
          m[item] = Math.round(yv);
        } else if (hasP){
          m[item] = Math.round(pv);
        }
      }
      merged[c] = m;
    }
    return merged;
  }

  // helper: sum across countries for item
  function sumMergedFor(itemName, mergedMap){
    let total = 0;
    for (const c of Object.keys(mergedMap || {})){
      total += Number(mergedMap[c][itemName] || 0);
    }
    return total;
  }

  // best country for item (largest quantity) from merged map
  function bestCountryForMerged(itemName, mergedMap){
    let best = { code: null, qty: 0 };
    for (const [code, m] of Object.entries(mergedMap || {})){
      const q = Number(m[itemName] || 0);
      if (q > best.qty){ best = { code, qty: q }; }
    }
    return best;
  }

  // compute sets & missing (same logic as before)
  function computeForGroup(displayMap, groupOrder){
    const counts = groupOrder.map(([name]) => Number(displayMap[name] || 0));
    const sets = counts.length ? Math.min(...counts) : 0;
    const missing = groupOrder.reduce((acc,[name]) => { const c = Number(displayMap[name]||0); acc[name] = Math.max(0, (sets+1) - c); return acc; }, {});
    const countsMap = groupOrder.reduce((acc,[name])=>{ acc[name]=Number(displayMap[name]||0); return acc; }, {});
    return { sets, countsMap, missing };
  }

  // color thresholds
  function stockClassByQty(q){
    q = Number(q || 0);
    if (q === 0) return 'stock-red';
    if (q >= 1500) return 'stock-green';
    if (q >= 321 && q <= 749) return 'stock-orange';
    return 'stock-gray';
  }

  function escapeHtml(s){ if (s==null) return ''; return String(s).replace(/[&<>"']/g, m=>({'&':'&amp;','<':'&lt;','>':'&gt;','"':'&quot;',"'":'&#39;'}[m])); }

  // render helpers
  function renderGroupRows(containerId, order, countsMap, mergedMap, missingMap){
    const el = document.getElementById(containerId);
    if (!el) return;
    let html = '';
    for (const [name, meta] of order){
      const av = Number(countsMap[name] || 0);
      const stk = sumMergedFor(name, mergedMap);
      const miss = Number(missingMap[name] || 0);
      const dotClass = stockClassByQty(stk);
      const best = bestCountryForMerged(name, mergedMap);
      const bestCode = best.code ? String(best.code).toUpperCase() : '';
      const codeInfo = bestCode ? ` | ${bestCode}` : '';
      html += `<div class="tbl-row"><div class="col-dot"><div class="dot ${dotClass}"></div></div><div class="col-av">${av}</div><div class="col-st">${stk}${codeInfo}</div><div class="col-mis">${miss>0?miss:'—'}</div><div class="col-name">${escapeHtml(meta.short||name)} ${meta.flag||''} ${meta.code?(' | '+meta.code):''}</div></div>`;
    }
    el.innerHTML = html;
  }

  // build concise fly lines: up to 4 lines, "Fly to <ABBR> for <Short>"
  function buildFlyLines(flowersMissing, plushMissing, mergedMap){
    const lines = [];
    const collect = (order, missing) => {
      for (const [name, meta] of order){
        if (lines.length >= 4) break;
        const miss = Number(missing[name] || 0);
        if (miss <= 0) continue;
        const best = bestCountryForMerged(name, mergedMap);
        const code = best.code ? String(best.code).toUpperCase() : (meta.code || '');
        const displayCode = (code === 'SOU') ? 'S.A' : (code || meta.code || '');
        lines.push(`Fly to ${displayCode} for ${meta.short || name}`);
      }
    };
    collect(FLOWERS_ORDER, flowersMissing);
    collect(PLUSHIES_ORDER, plushMissing);
    return lines.length ? lines : ['Fly to —'];
  }

  // show merged data & UI
  function renderUI(displayMap, yataMapRaw, promMapRaw, sourcesUsed){
    // parse maps
    const yataMap = parseYata(yataMapRaw);
    const promMap = parseProm(promMapRaw);
    const mergedMap = mergeMaps(yataMap, promMap);

    const flowers = computeForGroup(displayMap, FLOWERS_ORDER);
    const plush = computeForGroup(displayMap, PLUSHIES_ORDER);
    const totalSets = (flowers.sets || 0) + (plush.sets || 0);
    const totalPoints = totalSets * POINTS_PER_SET;

    const statusEl = document.getElementById(`${PANEL_ID}-status`);
    if (statusEl) statusEl.textContent = `Updated: ${new Date().toLocaleTimeString()} — Sets:${totalSets} Points:${totalPoints}`;

    renderGroupRows(`${PANEL_ID}-flowers-rows`, FLOWERS_ORDER, flowers.countsMap, mergedMap, flowers.missing);
    renderGroupRows(`${PANEL_ID}-plush-rows`, PLUSHIES_ORDER, plush.countsMap, mergedMap, plush.missing);

    // Xanax row: count from displayMap, stk from mergedMap (sum across countries)
    const drugsEl = document.getElementById(`${PANEL_ID}-drugs-rows`);
    const xanInv = Number(displayMap[SPECIAL_DRUG] || 0);
    const xanStk = sumMergedFor(SPECIAL_DRUG, mergedMap) || 0;
    const xanDot = stockClassByQty(xanStk);
    // find best country for xanax
    const xanBest = bestCountryForMerged(SPECIAL_DRUG, mergedMap);
    const xanBestCode = xanBest.code ? xanBest.code.toUpperCase() : 'SOU';
    drugsEl.innerHTML = `<div class="tbl-row"><div class="col-dot"><div class="dot ${xanDot}"></div></div><div class="col-av">${xanInv}</div><div class="col-st">${xanStk} | ${xanBestCode}</div><div class="col-mis">—</div><div class="col-name">${escapeHtml(SPECIAL_DRUG)} 🇿🇦</div></div>`;

    // fly lines
    const flyLines = buildFlyLines(flowers.missing, plush.missing, mergedMap);
    const flyContainer = document.getElementById(`${PANEL_ID}-flylines`);
    flyContainer.innerHTML = flyLines.map(l => `<div>${escapeHtml(l)}</div>`).join('');

    const srcEl = document.getElementById(`${PANEL_ID}-source`);
    if (srcEl) srcEl.textContent = `Data source: ${sourcesUsed.length ? sourcesUsed.join(' + ') : '—'}`;
  }

  // fetch flow: get display data then both sources in parallel
  async function refreshAll(force=false){
    try {
      const statusEl = document.getElementById(`${PANEL_ID}-status`);
      if (statusEl) statusEl.textContent = 'Fetching...';

      const tornPromise = fetchTornDisplayInventory();
      const yataPromise = gmGetJson(YATA_URL).catch(()=>null);
      const promPromise = gmGetJson(PROM_URL).catch(()=>null);

      const [displayFromApi, yataRaw, promRaw] = await Promise.all([tornPromise, yataPromise, promPromise]);

      let displayMap = {};
      if (displayFromApi && Object.keys(displayFromApi).length > 0) displayMap = displayFromApi;
      else {
        const dom = fetchDisplayViaDOM();
        displayMap = dom || displayFromApi || {};
      }

      // determine sources used
      const sourcesUsed = [];
      if (yataRaw && Object.keys(yataRaw).length) sourcesUsed.push('YATA');
      if (promRaw && Object.keys(promRaw).length) sourcesUsed.push('Prometheus');

      renderUI(displayMap, yataRaw, promRaw, sourcesUsed);
      if (statusEl) statusEl.textContent = `Updated: ${new Date().toLocaleTimeString()} — Sets and points above.`;
    } catch (e){
      console.warn('refreshAll err', e);
      const statusEl = document.getElementById(`${PANEL_ID}-status`);
      if (statusEl) statusEl.textContent = 'Update failed';
    }
  }

  // Torn display fetch helpers
  async function fetchTornDisplayInventory(){
    const key = GM_getValue('tornAPIKey', null);
    if (!key) return null;
    const url = `https://api.torn.com/user/?selections=display,inventory&key=${encodeURIComponent(key)}`;
    try {
      const data = await gmGetJson(url);
      if (!data || data.error) return null;
      return aggregateFromApiResponse(data);
    } catch (e) { console.warn('fetchTornDisplayInventory', e); return null; }
  }
  function aggregateFromApiResponse(data){
    const items = {};
    const push = (src) => {
      if (!src) return;
      const entries = Array.isArray(src) ? src : Object.values(src);
      for (const e of entries){
        if (!e) continue;
        const name = e.name || e.item_name || e.title || e.item || null;
        if (!name) continue;
        const qty = Number(e.quantity ?? e.qty ?? e.amount ?? 1) || 0;
        items[name] = (items[name] || 0) + qty;
      }
    };
    push(data.display);
    push(data.inventory);
    return items;
  }
  function fetchDisplayViaDOM(){
    const map = {};
    const els = document.querySelectorAll('.display-item, .item-wrap .item, .dcItem, .display_case_item, .item');
    if (els && els.length){
      els.forEach(el => {
        let name=''; let qty=0;
        const nameEl = el.querySelector('.item-name, .name, .title') || el.querySelector('a') || el;
        if (nameEl) name = (nameEl.innerText || '').trim();
        const qtyEl = el.querySelector('.item-amount, .count, .qty, .quantity') || el.querySelector('.item-qty');
        if (qtyEl) qty = parseInt((qtyEl.innerText||'').replace(/\D/g,'')) || 0;
        if (name) map[name] = (map[name] || 0) + qty;
      });
    }
    return map;
  }

  // small utilities
  function gmGetJson(url, timeout = 14000){
    return new Promise((resolve, reject) => {
      GM_xmlhttpRequest({
        method: 'GET',
        url,
        timeout,
        onload: res => {
          try {
            const txt = (typeof res.response === 'string' && res.response) ? res.response : res.responseText;
            const parsed = txt && txt.length ? JSON.parse(txt) : res.response;
            resolve(parsed);
          } catch(e){ reject(e); }
        },
        onerror: err => reject(err),
        ontimeout: () => reject(new Error('timeout'))
      });
    });
  }

  // boot
  buildUI();
  // restore collapse
  const wasCollapsed = GM_getValue(`${PANEL_ID}-collapsed`, false);
  if (wasCollapsed) document.getElementById(PANEL_ID).classList.add('collapsed');

  refreshAll(true);
  let timer = setInterval(()=>refreshAll(false), REFRESH_MS);
  window.addEventListener('beforeunload', ()=>{ if (timer) clearInterval(timer); });

  // reposition on header changes
  function reposition(){
    const r = document.getElementById(PANEL_ID);
    if (!r) return;
    const top = getPDANavHeight();
    r.style.top = top + 'px';
  }
  reposition();
  window.addEventListener('resize', reposition);
  const obs = new MutationObserver(reposition);
  obs.observe(document.documentElement || document.body, { childList:true, subtree:true, attributes:true });

})();