DMRmap/static/app.js
2026-02-08 14:18:27 +01:00

311 lines
9.8 KiB
JavaScript

(function () {
"use strict";
// === Map Setup ===
var map = L.map("map").setView([52.37, 9.73], 9);
L.tileLayer("https://tile.openstreetmap.org/{z}/{x}/{y}.png", {
maxZoom: 19,
attribution:
'&copy; <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors',
}).addTo(map);
// === State ===
var markerLayer = L.layerGroup().addTo(map);
var routeLayer = null;
var routePoints = null; // stored [lat, lng] pairs for re-fetching on band change
var isRouteMode = false;
var debounceTimer = null;
var controller = null;
// === DOM ===
var band2m = document.getElementById("band-2m");
var band70cm = document.getElementById("band-70cm");
var countEl = document.getElementById("count");
var fromInput = document.getElementById("route-from");
var toInput = document.getElementById("route-to");
var routeBtn = document.getElementById("route-btn");
var clearBtn = document.getElementById("clear-btn");
clearBtn.style.display = "none";
// === Utilities ===
function getSelectedBand() {
var has2m = band2m.checked;
var has70cm = band70cm.checked;
if (has2m && has70cm) return "all";
if (has2m) return "2m";
if (has70cm) return "70cm";
return "all";
}
function escapeHtml(str) {
if (!str) return "";
return str
.replace(/&/g, "&amp;")
.replace(/</g, "&lt;")
.replace(/>/g, "&gt;")
.replace(/"/g, "&quot;");
}
function showCount(count) {
countEl.textContent = count + " repeater" + (count !== 1 ? "s" : "");
}
function showStatus(msg) {
countEl.textContent = msg;
}
// === Popup ===
function buildPopup(r) {
var bandClass = r.band === "2m" ? "band-2m" : "band-70cm";
var html = '<div class="rptr-popup">';
html += "<h3>" + escapeHtml(r.callsign) + "</h3>";
html += "<table>";
html +=
"<tr><td>Freq</td><td>" +
r.frequency.toFixed(5) +
' MHz <span class="band-tag ' +
bandClass +
'">' +
escapeHtml(r.band) +
"</span></td></tr>";
if (r.offset)
html +=
"<tr><td>Offset</td><td>" +
escapeHtml(r.offset) +
" MHz</td></tr>";
html += "<tr><td>CC</td><td>" + r.color_code + "</td></tr>";
var loc = escapeHtml(r.city);
if (r.state) loc += ", " + escapeHtml(r.state);
if (r.country) loc += ", " + escapeHtml(r.country);
html += "<tr><td>Location</td><td>" + loc + "</td></tr>";
if (r.ipsc_network)
html +=
"<tr><td>Network</td><td>" +
escapeHtml(r.ipsc_network) +
"</td></tr>";
if (r.trustee)
html +=
"<tr><td>Trustee</td><td>" +
escapeHtml(r.trustee) +
"</td></tr>";
if (r.ts_linked)
html +=
"<tr><td>Timeslots</td><td>" +
escapeHtml(r.ts_linked) +
"</td></tr>";
html +=
"<tr><td>Status</td><td>" +
escapeHtml(r.status) +
"</td></tr>";
html += "</table></div>";
return html;
}
// === Display markers ===
function displayRepeaters(repeaters) {
markerLayer.clearLayers();
repeaters.forEach(function (r) {
var color = r.band === "2m" ? "#2196F3" : "#FF9800";
var marker = L.circleMarker([r.lat, r.lng], {
radius: 6,
fillColor: color,
color: "#fff",
weight: 1,
fillOpacity: 0.85,
});
marker.bindPopup(buildPopup(r), { maxWidth: 280 });
markerLayer.addLayer(marker);
});
}
// === Viewport mode ===
function fetchRepeaters() {
if (isRouteMode) return;
if (controller) controller.abort();
controller = new AbortController();
var bounds = map.getBounds();
var params = new URLSearchParams({
minLat: bounds.getSouth(),
maxLat: bounds.getNorth(),
minLng: bounds.getWest(),
maxLng: bounds.getEast(),
band: getSelectedBand(),
});
fetch("/api/repeaters?" + params, { signal: controller.signal })
.then(function (resp) {
if (!resp.ok) throw new Error("HTTP " + resp.status);
return resp.json();
})
.then(function (data) {
displayRepeaters(data.repeaters);
console.log("Showing " + data.count + " repeaters");
showCount(data.count);
})
.catch(function (err) {
if (err.name === "AbortError") return;
console.error("Fetch error:", err);
showStatus("Error");
});
}
// === Route mode ===
function geocode(address) {
return fetch(
"https://nominatim.openstreetmap.org/search?" +
new URLSearchParams({
q: address,
format: "json",
limit: "1",
})
)
.then(function (resp) {
return resp.json();
})
.then(function (data) {
if (!data.length) throw new Error("Not found: " + address);
return {
lat: parseFloat(data[0].lat),
lng: parseFloat(data[0].lon),
};
});
}
function getRoute(from, to) {
return fetch(
"https://router.project-osrm.org/route/v1/driving/" +
from.lng + "," + from.lat + ";" +
to.lng + "," + to.lat +
"?overview=full&geometries=geojson"
)
.then(function (resp) {
return resp.json();
})
.then(function (data) {
if (!data.routes || !data.routes.length)
throw new Error("No route found");
// coordinates are [lng, lat], convert to [lat, lng]
return data.routes[0].geometry.coordinates.map(function (c) {
return [c[1], c[0]];
});
});
}
function fetchRouteRepeaters() {
if (!routePoints) return;
showStatus("Loading...");
return fetch("/api/repeaters/route", {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({
points: routePoints,
band: getSelectedBand(),
corridor: 10,
}),
})
.then(function (resp) {
if (!resp.ok) throw new Error("HTTP " + resp.status);
return resp.json();
})
.then(function (data) {
displayRepeaters(data.repeaters);
console.log("Showing " + data.count + " repeaters along route");
showCount(data.count);
})
.catch(function (err) {
console.error("Route fetch error:", err);
showStatus("Error");
});
}
function findRoute() {
var fromAddr = fromInput.value.trim();
var toAddr = toInput.value.trim();
if (!fromAddr || !toAddr) return;
routeBtn.disabled = true;
showStatus("Geocoding...");
geocode(fromAddr)
.then(function (from) {
return geocode(toAddr).then(function (to) {
return { from: from, to: to };
});
})
.then(function (endpoints) {
showStatus("Routing...");
return getRoute(endpoints.from, endpoints.to);
})
.then(function (latLngs) {
// Draw route on map
if (routeLayer) map.removeLayer(routeLayer);
routeLayer = L.polyline(latLngs, {
color: "#4CAF50",
weight: 4,
opacity: 0.8,
}).addTo(map);
map.fitBounds(routeLayer.getBounds(), { padding: [50, 50] });
// Switch to route mode
routePoints = latLngs;
isRouteMode = true;
clearBtn.style.display = "";
return fetchRouteRepeaters();
})
.catch(function (err) {
console.error("Route error:", err);
showStatus(err.message);
})
.then(function () {
routeBtn.disabled = false;
});
}
function clearRoute() {
if (routeLayer) {
map.removeLayer(routeLayer);
routeLayer = null;
}
routePoints = null;
isRouteMode = false;
clearBtn.style.display = "none";
fromInput.value = "";
toInput.value = "";
fetchRepeaters();
}
// === Events ===
map.on("moveend", function () {
clearTimeout(debounceTimer);
debounceTimer = setTimeout(fetchRepeaters, 150);
});
band2m.addEventListener("change", function () {
if (isRouteMode) fetchRouteRepeaters();
else fetchRepeaters();
});
band70cm.addEventListener("change", function () {
if (isRouteMode) fetchRouteRepeaters();
else fetchRepeaters();
});
routeBtn.addEventListener("click", findRoute);
clearBtn.addEventListener("click", clearRoute);
toInput.addEventListener("keydown", function (e) {
if (e.key === "Enter") findRoute();
});
fromInput.addEventListener("keydown", function (e) {
if (e.key === "Enter") toInput.focus();
});
// === Init ===
fetchRepeaters();
})();