Improve cadastral GPS reliability and mobile overlays

wwwroot/js/lme-map.js

@@ -50,6 +50,8 @@ const lmeState = {
     gpsTrailStartedAt: null,
     gpsWatchId: null,
     lastPosition: null,
+    infoTimeoutSeconds: 3,
+    infoTimer: null,
     fileImportBound: false,
     resizeBound: false,
     googleMapsLoading: null,
@@ -185,7 +187,9 @@ window.lmeMap = {
     setLocalization,
     setEntitlements,
     importExternalGisFile,
-    showInfo: setInfo
+    showInfo: setInfo,
+    hideInfo,
+    setInfoTimeout
 };
 
 function setLocalization(options = {}) {
@@ -5433,13 +5437,24 @@ function refreshCadastreLayer() {
     });
 
     let errorShown = false;
-    cadastreLayer.on("tileerror", () => {
+    cadastreLayer.on("tileerror", event => {
+        const tile = event?.tile;
+        const retryCount = Number(tile?.dataset?.lmeRetry || 0);
+        if (tile && retryCount < 2) {
+            tile.dataset.lmeRetry = String(retryCount + 1);
+            window.setTimeout(() => {
+                const separator = tile.src.includes("?") ? "&" : "?";
+                tile.src = `${tile.src}${separator}_lme_retry=${Date.now()}`;
+            }, 450 * (retryCount + 1));
+            return;
+        }
+
         if (errorShown) {
             return;
         }
 
         errorShown = true;
-        setInfo("Layer catastali non caricati dal servizio AdE. Controlla la connessione e riprova.");
+        setInfo("Il servizio cartografico AdE non ha risposto. La connessione internet puo essere attiva: attendi qualche secondo e riprova.");
     });
     cadastreLayer.on("load", () => {
         errorShown = false;
@@ -5905,7 +5920,36 @@ function cadastreUrl() {
 }
 
 function setInfo(text) {
-    setText("mapInfo", text);
+    const container = document.getElementById("mapInfo");
+    if (!container) return;
+
+    setText("mapInfoText", text);
+    container.hidden = false;
+    if (lmeState.infoTimer) {
+        window.clearTimeout(lmeState.infoTimer);
+        lmeState.infoTimer = null;
+    }
+    if (lmeState.infoTimeoutSeconds > 0) {
+        lmeState.infoTimer = window.setTimeout(hideInfo, lmeState.infoTimeoutSeconds * 1000);
+    }
+}
+
+function hideInfo() {
+    const container = document.getElementById("mapInfo");
+    if (container) container.hidden = true;
+    if (lmeState.infoTimer) {
+        window.clearTimeout(lmeState.infoTimer);
+        lmeState.infoTimer = null;
+    }
+}
+
+function setInfoTimeout(seconds) {
+    const value = Number(seconds);
+    lmeState.infoTimeoutSeconds = Number.isFinite(value) ? Math.min(30, Math.max(0, value)) : 3;
+    const container = document.getElementById("mapInfo");
+    if (container && !container.hidden) {
+        setInfo(document.getElementById("mapInfoText")?.textContent || "");
+    }
 }
 
 function setText(id, text) {