import {
  hostCore
} from "./chunk-KL66PICH.js";

// src/plugins/wspr.ts
var wsprWindow = window;
var wsprStatus = document.getElementById("wspr-status");
var wsprPeriodEl = document.getElementById("wspr-period");
var wsprMessagesEl = document.getElementById("wspr-messages");
var wsprFilterInput = document.getElementById("wspr-filter");
var WSPR_PERIOD_SECONDS = 120;
var wsprFilterText = "";
var wsprMessageHistory = [];
function finiteNumber(value) {
  const number = typeof value === "number" ? value : Number(value);
  return Number.isFinite(number) ? number : null;
}
function currentWsprHistoryRetentionMs() {
  return typeof wsprWindow.getDecodeHistoryRetentionMs === "function" ? wsprWindow.getDecodeHistoryRetentionMs() : 24 * 60 * 60 * 1e3;
}
function pruneWsprMessageHistory() {
  const cutoffMs = Date.now() - currentWsprHistoryRetentionMs();
  wsprMessageHistory = wsprMessageHistory.filter((msg) => Number(msg._tsMs ?? msg.ts_ms) >= cutoffMs);
}
function scheduleWsprHistoryRender() {
  if (typeof wsprWindow.trxScheduleUiFrameJob === "function") {
    wsprWindow.trxScheduleUiFrameJob("wspr-history", () => {
      renderWsprHistory();
    });
    return;
  }
  renderWsprHistory();
}
function fmtWsprTime(tsMs) {
  if (!tsMs) return "--:--:--";
  return new Date(tsMs).toLocaleTimeString([], { hour: "2-digit", minute: "2-digit", second: "2-digit" });
}
function updateWsprPeriodTimer() {
  if (!wsprPeriodEl) return;
  const nowSec = Math.floor(Date.now() / 1e3);
  const remaining = WSPR_PERIOD_SECONDS - nowSec % WSPR_PERIOD_SECONDS;
  const mm = String(Math.floor(remaining / 60)).padStart(2, "0");
  const ss = String(remaining % 60).padStart(2, "0");
  wsprPeriodEl.textContent = `Next slot ${mm}:${ss}`;
}
updateWsprPeriodTimer();
setInterval(updateWsprPeriodTimer, 500);
function renderWsprRow(msg) {
  const row = document.createElement("div");
  row.className = "ft8-row";
  row.dataset.decoder = "wspr";
  const snr = finiteNumber(msg.snr_db);
  const delta = finiteNumber(msg.dt_s);
  const baseHz = finiteNumber(wsprWindow.ft8BaseHz);
  const offsetHz = finiteNumber(msg.freq_hz);
  const rfHz = offsetHz !== null && baseHz !== null ? baseHz + offsetHz : null;
  const freq = rfHz?.toFixed(0) ?? "--";
  const message = msg.message ?? "";
  row.dataset.message = message.toUpperCase();
  row.innerHTML = `<span class="ft8-time">${fmtWsprTime(msg.ts_ms)}</span><span class="ft8-snr">${snr?.toFixed(1) ?? "--"}</span><span class="ft8-dt">${delta?.toFixed(2) ?? "--"}</span><span class="ft8-freq">${freq}</span><span class="ft8-msg">${renderWsprMessage(message)}</span>`;
  applyWsprFilterToRow(row);
  return row;
}
function renderWsprHistory() {
  pruneWsprMessageHistory();
  if (!wsprMessagesEl) return;
  const fragment = document.createDocumentFragment();
  for (let i = 0; i < wsprMessageHistory.length; i += 1) {
    const message = wsprMessageHistory[i];
    if (message) fragment.appendChild(renderWsprRow(message));
  }
  wsprMessagesEl.replaceChildren(fragment);
}
function addWsprMessage(msg) {
  msg._tsMs = Number.isFinite(msg.ts_ms) ? Number(msg.ts_ms) : Date.now();
  wsprMessageHistory.unshift(msg);
  pruneWsprMessageHistory();
  scheduleWsprHistoryRender();
}
function normalizeServerWsprMessage(msg) {
  const raw = msg.message ?? "";
  const grids = extractAllGrids(raw);
  const station = extractLikelyCallsign(raw);
  const baseHz = finiteNumber(wsprWindow.ft8BaseHz);
  const offsetHz = finiteNumber(msg.freq_hz);
  const rfHz = offsetHz !== null && baseHz !== null ? baseHz + offsetHz : offsetHz;
  return {
    raw,
    grids,
    station,
    rfHz,
    history: {
      receiver: wsprWindow.getDecodeRigMeta ? wsprWindow.getDecodeRigMeta() : null,
      ts_ms: msg.ts_ms,
      snr_db: msg.snr_db,
      dt_s: msg.dt_s,
      freq_hz: msg.freq_hz,
      message: raw
    }
  };
}
function onServerWsprBatch(messages) {
  if (!Array.isArray(messages) || messages.length === 0) return;
  if (wsprStatus) wsprStatus.textContent = "Receiving";
  const normalized = [];
  for (const msg of messages) {
    const next = normalizeServerWsprMessage(msg);
    if (next.grids.length > 0 && wsprWindow.mapAddLocator) {
      wsprWindow.mapAddLocator(next.raw, next.grids, "wspr", next.station, {
        ...msg,
        ...next.rfHz === null ? {} : { freq_hz: next.rfHz }
      });
    }
    next.history._tsMs = Number.isFinite(next.history.ts_ms) ? Number(next.history.ts_ms) : Date.now();
    normalized.push(next.history);
  }
  normalized.reverse();
  wsprMessageHistory = normalized.concat(wsprMessageHistory);
  pruneWsprMessageHistory();
  scheduleWsprHistoryRender();
}
function pruneWsprHistoryView() {
  pruneWsprMessageHistory();
  renderWsprHistory();
}
function escapeWsprHtml(input) {
  return input.replaceAll("&", "&amp;").replaceAll("<", "&lt;").replaceAll(">", "&gt;").replaceAll('"', "&quot;");
}
function renderWsprMessage(message) {
  let out = "";
  let i = 0;
  while (i < message.length) {
    const ch = message[i];
    if (isAlphaNum(ch)) {
      let j = i + 1;
      while (j < message.length && isAlphaNum(message[j])) j++;
      const token = message.slice(i, j);
      const grid = token.toUpperCase();
      if (isMaidenheadGridToken(grid)) {
        out += `<span class="ft8-locator" data-locator-grid="${grid}" role="button" tabindex="0" aria-label="Show locator ${grid} on map">${grid}</span>`;
      } else {
        out += escapeWsprHtml(token);
      }
      i = j;
    } else {
      out += escapeWsprHtml(ch ?? "");
      i += 1;
    }
  }
  return out;
}
function extractAllGrids(message) {
  const out = [];
  const seen = /* @__PURE__ */ new Set();
  const parts = message.toUpperCase().split(/[^A-Z0-9]+/);
  for (const token of parts) {
    if (!token) continue;
    if (isMaidenheadGridToken(token) && !seen.has(token)) {
      seen.add(token);
      out.push(token);
    }
  }
  return out;
}
function extractLikelyCallsign(message) {
  const parts = message.toUpperCase().split(/[^A-Z0-9/]+/);
  for (const token of parts) {
    if (!token) continue;
    if (token.length < 3 || token.length > 12) continue;
    if (token === "CQ" || token === "DE" || token === "QRZ" || token === "DX") continue;
    if (isMaidenheadGridToken(token)) continue;
    if (/^[A-Z0-9/]{1,5}\d[A-Z0-9/]{1,6}$/.test(token)) return token;
  }
  return null;
}
function isFtxFarewellToken(token) {
  const normalized = token.trim().toUpperCase();
  return normalized === "RR73" || normalized === "73" || normalized === "RR";
}
function isMaidenheadGridToken(token) {
  const normalized = token.trim().toUpperCase();
  return /^[A-R]{2}\d{2}(?:[A-X]{2})?$/.test(normalized) && !isFtxFarewellToken(normalized);
}
function isAlphaNum(ch) {
  return ch !== void 0 && /[A-Za-z0-9]/.test(ch);
}
function activateWsprHistoryLocator(target) {
  if (!(target instanceof Element)) return false;
  const locatorEl = target.closest(".ft8-locator[data-locator-grid]");
  if (!locatorEl) return false;
  const grid = (locatorEl.dataset.locatorGrid || "").toUpperCase();
  if (!grid) return false;
  if (typeof wsprWindow.navigateToMapLocator === "function") {
    wsprWindow.navigateToMapLocator(grid, "wspr");
  }
  return true;
}
function applyWsprFilterToRow(row) {
  if (!wsprFilterText) {
    row.style.display = "";
    return;
  }
  const message = row.dataset.message || "";
  row.style.display = message.includes(wsprFilterText) ? "" : "none";
}
function resetWsprHistoryView() {
  if (wsprMessagesEl) wsprMessagesEl.innerHTML = "";
  wsprMessageHistory = [];
  renderWsprHistory();
  if (wsprWindow.clearMapMarkersByType) wsprWindow.clearMapMarkersByType("wspr");
}
if (wsprFilterInput) {
  wsprFilterInput.addEventListener("input", () => {
    wsprFilterText = wsprFilterInput.value.trim().toUpperCase();
    renderWsprHistory();
  });
}
if (wsprMessagesEl) {
  wsprMessagesEl.addEventListener("click", (event) => {
    if (!activateWsprHistoryLocator(event.target)) return;
    event.preventDefault();
    event.stopPropagation();
  });
  wsprMessagesEl.addEventListener("keydown", (event) => {
    if (event.key !== "Enter" && event.key !== " ") return;
    if (!activateWsprHistoryLocator(event.target)) return;
    event.preventDefault();
    event.stopPropagation();
  });
}
var wsprDecodeToggleBtn = document.getElementById("wspr-decode-toggle-btn");
wsprDecodeToggleBtn?.addEventListener("click", () => {
  void (async () => {
    try {
      await wsprWindow.takeSchedulerControlForDecoderDisable?.(wsprDecodeToggleBtn);
      await hostCore.postPath("/toggle_wspr_decode");
    } catch (error) {
      console.error("WSPR toggle failed", error);
    }
  })();
});
document.getElementById("settings-clear-wspr-history")?.addEventListener("click", () => {
  void (async () => {
    if (!await wsprWindow.trxUi.confirm({ title: "Clear WSPR history?", message: "All stored WSPR decodes will be permanently removed.", confirmLabel: "Clear history" })) return;
    try {
      await hostCore.postPath("/clear_wspr_decode");
      resetWsprHistoryView();
    } catch (error) {
      console.error("WSPR history clear failed", error);
    }
  })();
});
function onServerWspr(msg) {
  if (wsprStatus) wsprStatus.textContent = "Receiving";
  const next = normalizeServerWsprMessage(msg);
  if (next.grids.length > 0 && wsprWindow.mapAddLocator) {
    wsprWindow.mapAddLocator(next.raw, next.grids, "wspr", next.station, {
      ...msg,
      ...next.rfHz === null ? {} : { freq_hz: next.rfHz }
    });
  }
  addWsprMessage(next.history);
}
wsprWindow.trxPluginRuntime.registerDecoder({
  id: "wspr",
  onMessage: onServerWspr,
  onBatch: onServerWsprBatch,
  restore: onServerWsprBatch,
  prune: pruneWsprHistoryView,
  reset: resetWsprHistoryView
});
