livio/LMEMappeCatastaliProApp
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Fix native map services and add provider selection

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livio committed 2026-09-11 19:25:09 +02:00
1 parent 56211e4b25
commit 3ea51a6842
9 files changed
+1408 -129
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Components/Pages/Home.razor
+180 -14
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@@ -2,6 +2,8 @@
@inject IJSRuntime JS
@inject PreciseLocationService LocationService
@inject CadastralCatalogService CatalogService
@inject OfficialCadastreService OfficialCadastreService
@inject LocationSearchService LocationSearchService
@implements IAsyncDisposable
<PageTitle>LME Mappe Catastali</PageTitle>
@@ -128,8 +130,10 @@
<input @bind="ProjectName" @bind:event="oninput" placeholder="Nome progetto o POI" />
</label>
<button class="primary-command" @onclick="AddProjectMarker">Aggiungi POI al centro mappa</button>
<button class="secondary-command" aria-pressed="@DrawToolsVisible" @onclick="ToggleDrawTools">
@(DrawToolsVisible ? "Nascondi strumenti di disegno" : "Mostra strumenti di disegno")
</button>
<div class="button-row">
<button @onclick="EnableDrawTools">Disegna</button>
<button @onclick="SaveWorkspace">Salva</button>
<button @onclick="LoadWorkspace">Carica</button>
</div>
@@ -142,11 +146,22 @@
<h2>Visualizzazione</h2>
<label>
Sfondo
<select @onchange="ChangeBaseLayer">
<option value="satellite">Satellite</option>
<option value="osm">Strade</option>
<select value="@SelectedBaseLayer" @onchange="ChangeBaseLayer">
<option value="satellite">Satellite - Esri World Imagery</option>
<option value="osm">Strade - OpenStreetMap</option>
<option value="streets-esri">Strade dettagliate - Esri World Street Map</option>
<option value="topographic">Topografica - Esri World Topographic</option>
<option value="terrain">Terreno - OpenTopoMap</option>
<option value="carto">Strade chiare - CARTO Voyager</option>
<option value="google-satellite">Satellite - Google Maps</option>
<option value="google-roadmap">Strade - Google Maps</option>
</select>
</label>
<label>
Chiave Google Maps Platform
<input type="password" @bind="GoogleMapsApiKey" placeholder="API key" autocomplete="off" />
</label>
<button class="secondary-command" @onclick="SaveGoogleMapsApiKey">Salva chiave Google</button>
<label>
Trasparenza catasto
<input type="range" min="0" max="1" step="0.05" value="0.75" @onchange="ChangeCadastreOpacity" />
@@ -163,7 +178,7 @@
<h2>GPS e percorso</h2>
<label class="toggle-line">
<input type="checkbox" checked @onchange="ToggleTrail" />
<input type="checkbox" checked="@TrailEnabled" @onchange="ToggleTrail" />
Registra la traccia mentre cammini
</label>
@@ -198,6 +213,8 @@
private string SearchText { get; set; } = string.Empty;
private string ProjectName { get; set; } = string.Empty;
private string Status { get; set; } = "online";
private string SelectedBaseLayer { get; set; } = "satellite";
private string GoogleMapsApiKey { get; set; } = string.Empty;
private string SelectedRegionFile { get; set; } = string.Empty;
private string SelectedMunicipalityCode { get; set; } = string.Empty;
private string SelectedSheet { get; set; } = string.Empty;
@@ -206,7 +223,12 @@
private double? CatalogFraction { get; set; }
private bool CatalogBusy { get; set; }
private bool GpsActive { get; set; }
private bool DrawToolsVisible { get; set; }
private bool TrailEnabled { get; set; }
private CancellationTokenSource? CatalogCancellation { get; set; }
private CancellationTokenSource? GpsLookupCancellation { get; set; }
private long LastGpsLookupAt;
private int GpsLookupInProgress;
private IReadOnlyList<RegionOption> Regions { get; set; } = [];
private IReadOnlyList<MunicipalityOption> Municipalities { get; set; } = [];
@@ -247,6 +269,15 @@
protected override async Task OnInitializedAsync()
{
try
{
GoogleMapsApiKey = await SecureStorage.Default.GetAsync("google_maps_api_key") ?? string.Empty;
}
catch
{
GoogleMapsApiKey = string.Empty;
}
try
{
Regions = await CatalogService.GetRegionsAsync();
@@ -274,10 +305,26 @@
private async Task SearchLocation()
{
if (string.IsNullOrWhiteSpace(SearchText))
{
await JS.InvokeVoidAsync("lmeMap.showInfo", "Inserisci una localita, un indirizzo o due coordinate.");
return;
}
try
{
await JS.InvokeVoidAsync("lmeMap.search", SearchText);
Status = "ricerca...";
var result = await LocationSearchService.SearchAsync(SearchText);
if (result is null)
{
Status = "online";
await JS.InvokeVoidAsync("lmeMap.showInfo", "Localita non trovata. Prova ad aggiungere Comune e Provincia.");
return;
}
await JS.InvokeVoidAsync("lmeMap.showSearchResult", result.Latitude, result.Longitude, result.Label);
ActiveTab = "map";
Status = "online";
}
catch (Exception error)
{
@@ -322,7 +369,11 @@
{
Sheets = await CatalogService.GetSheetsAsync(municipality, CreateProgress(), token);
CatalogMessage = $"Seleziona uno dei {Sheets.Count} fogli disponibili.";
await JS.InvokeVoidAsync("lmeMap.search", $"{municipality.Name}, Italia");
var mapLocation = await LocationSearchService.SearchAsync($"{municipality.Name}, Italia", token);
if (mapLocation is not null)
{
await JS.InvokeVoidAsync("lmeMap.showSearchResult", mapLocation.Latitude, mapLocation.Longitude, mapLocation.Label);
}
}
catch (OperationCanceledException)
{
@@ -392,7 +443,10 @@
try
{
var label = $"{municipality.Name} - foglio {DisplaySheet(SelectedSheet)}, particella {parcel.Number}";
await JS.InvokeVoidAsync("lmeMap.locateParcelByPoint", parcel.Latitude, parcel.Longitude, parcel.Number, label);
CatalogBusy = true;
CatalogMessage = "Scarico il confine dal servizio ufficiale AdE...";
var xml = await OfficialCadastreService.GetParcelsNearAsync(parcel.Latitude, parcel.Longitude, 8);
await JS.InvokeVoidAsync("lmeMap.displayOfficialParcel", xml, parcel.Latitude, parcel.Longitude, parcel.Number, label, true);
ActiveTab = "map";
await Task.Delay(30);
await JS.InvokeVoidAsync("lmeMap.resize");
@@ -402,6 +456,10 @@
CatalogMessage = $"Particella non visualizzata: {error.Message}";
await JS.InvokeVoidAsync("lmeMap.showInfo", CatalogMessage);
}
finally
{
CatalogBusy = false;
}
}
private async Task ToggleGps()
@@ -419,11 +477,16 @@
private async Task StartGps()
{
GpsActive = true;
GpsLookupCancellation?.Cancel();
GpsLookupCancellation?.Dispose();
GpsLookupCancellation = new CancellationTokenSource();
var lookupToken = GpsLookupCancellation.Token;
try
{
await LocationService.StartTrackingAsync(
async location => await InvokeAsync(() => JS.InvokeVoidAsync("lmeMap.setNativeGpsPosition", location)),
location => HandleGpsLocationAsync(location, lookupToken),
async error => await InvokeAsync(() => JS.InvokeVoidAsync("lmeMap.setGpsError", error)));
GpsActive = LocationService.IsTracking;
}
catch (Exception error)
{
@@ -435,10 +498,57 @@
private async Task StopGps()
{
LocationService.StopTracking();
GpsLookupCancellation?.Cancel();
GpsLookupCancellation?.Dispose();
GpsLookupCancellation = null;
GpsActive = false;
await JS.InvokeVoidAsync("lmeMap.stopGps");
}
private async Task HandleGpsLocationAsync(LocationSnapshot location, CancellationToken cancellationToken)
{
await InvokeAsync(() => JS.InvokeVoidAsync("lmeMap.setNativeGpsPosition", location));
var now = Environment.TickCount64;
if (now - Interlocked.Read(ref LastGpsLookupAt) < 3_500
|| Interlocked.CompareExchange(ref GpsLookupInProgress, 1, 0) != 0)
{
return;
}
Interlocked.Exchange(ref LastGpsLookupAt, now);
try
{
var radius = Math.Clamp(location.Accuracy ?? 5, 2, 25);
var xml = await OfficialCadastreService.GetParcelsNearAsync(
location.Latitude,
location.Longitude,
radius,
cancellationToken);
await InvokeAsync(() => JS.InvokeVoidAsync(
"lmeMap.displayOfficialParcel",
xml,
location.Latitude,
location.Longitude,
null,
"Posizione GPS",
false));
}
catch (OperationCanceledException)
{
}
catch (Exception error)
{
await InvokeAsync(() => JS.InvokeVoidAsync(
"lmeMap.showInfo",
$"Aggiornamento particella GPS non disponibile: {error.GetBaseException().Message}"));
}
finally
{
Interlocked.Exchange(ref GpsLookupInProgress, 0);
}
}
private IProgress<CatalogProgress> CreateProgress() => new Progress<CatalogProgress>(progress =>
{
_ = InvokeAsync(() =>
@@ -472,18 +582,72 @@
private Task FitImportedLayers() => JS.InvokeVoidAsync("lmeMap.fitImported").AsTask();
private Task ClearImportedLayers() => JS.InvokeVoidAsync("lmeMap.clearImported").AsTask();
private Task AddProjectMarker() => JS.InvokeVoidAsync("lmeMap.addProjectMarker", ProjectName).AsTask();
private async Task EnableDrawTools()
private async Task ToggleDrawTools()
{
await JS.InvokeVoidAsync("lmeMap.enableDrawTools");
await SelectTab("map");
DrawToolsVisible = !DrawToolsVisible;
await JS.InvokeVoidAsync("lmeMap.setDrawToolsVisible", DrawToolsVisible);
if (DrawToolsVisible)
{
await SelectTab("map");
}
}
private Task ClearDrawings() => JS.InvokeVoidAsync("lmeMap.clearDrawings").AsTask();
private Task SaveWorkspace() => JS.InvokeVoidAsync("lmeMap.saveWorkspace").AsTask();
private Task LoadWorkspace() => JS.InvokeVoidAsync("lmeMap.loadWorkspace").AsTask();
private Task CenterOnGps() => JS.InvokeVoidAsync("lmeMap.centerOnGps").AsTask();
private Task ToggleTrail(ChangeEventArgs args) => JS.InvokeVoidAsync("lmeMap.toggleTrail", (bool?)args.Value == true).AsTask();
private Task ChangeBaseLayer(ChangeEventArgs args) => JS.InvokeVoidAsync("lmeMap.setBaseLayer", args.Value?.ToString()).AsTask();
private async Task ToggleTrail(ChangeEventArgs args)
{
TrailEnabled = (bool?)args.Value == true;
await JS.InvokeVoidAsync("lmeMap.toggleTrail", TrailEnabled);
}
private async Task ChangeBaseLayer(ChangeEventArgs args)
{
var requestedLayer = args.Value?.ToString() ?? "satellite";
try
{
if (requestedLayer.StartsWith("google-", StringComparison.Ordinal))
{
if (string.IsNullOrWhiteSpace(GoogleMapsApiKey))
{
await JS.InvokeVoidAsync("lmeMap.showInfo", "Inserisci e salva una chiave Google Maps Platform per usare questo sfondo.");
return;
}
await JS.InvokeVoidAsync("lmeMap.configureGoogleMaps", GoogleMapsApiKey.Trim());
}
await JS.InvokeVoidAsync("lmeMap.setBaseLayer", requestedLayer);
SelectedBaseLayer = requestedLayer;
}
catch (Exception error)
{
await JS.InvokeVoidAsync("lmeMap.showInfo", $"Sfondo non disponibile: {error.GetBaseException().Message}");
}
}
private async Task SaveGoogleMapsApiKey()
{
try
{
if (string.IsNullOrWhiteSpace(GoogleMapsApiKey))
{
SecureStorage.Default.Remove("google_maps_api_key");
await JS.InvokeVoidAsync("lmeMap.showInfo", "Chiave Google rimossa.");
return;
}
GoogleMapsApiKey = GoogleMapsApiKey.Trim();
await SecureStorage.Default.SetAsync("google_maps_api_key", GoogleMapsApiKey);
await JS.InvokeVoidAsync("lmeMap.configureGoogleMaps", GoogleMapsApiKey);
await JS.InvokeVoidAsync("lmeMap.showInfo", "Chiave Google salvata sul dispositivo.");
}
catch (Exception error)
{
await JS.InvokeVoidAsync("lmeMap.showInfo", $"Chiave Google non salvata: {error.Message}");
}
}
private Task ChangeCadastreOpacity(ChangeEventArgs args) => JS.InvokeVoidAsync("lmeMap.setCadastreOpacity", args.Value?.ToString()).AsTask();
private Task ToggleCadastreLayer(string layer, ChangeEventArgs args) => JS.InvokeVoidAsync("lmeMap.toggleCadastreLayer", layer, (bool?)args.Value == true).AsTask();
private Task ExportCadastralImage() => JS.InvokeVoidAsync("lmeMap.exportCadastreView").AsTask();
@@ -500,6 +664,8 @@
{
CancelCatalogWork();
LocationService.StopTracking();
GpsLookupCancellation?.Cancel();
GpsLookupCancellation?.Dispose();
return ValueTask.CompletedTask;
}
}