static AccessState FromResult(PermissionRequestResult results, LocationPermissionType locType)
{
AccessState status;
var coarse = results.IsGranted(P.AccessCoarseLocation);
if (locType != LocationPermissionType.Coarse)
{
var fine = results.IsGranted(P.AccessFineLocation);
if (!coarse && !fine)
{
status = AccessState.Denied;
}
else if (fine)
{
status = AccessState.Available;
}
else if (locType == LocationPermissionType.FineRequired)
{
status = AccessState.Denied;
}
else
{
status = AccessState.Restricted;
}
}
else
{
status = coarse ? AccessState.Available : AccessState.Denied;
}
return(status);
}
public static async Task <AccessState> RequestBackgroundLocationAccess(this IAndroidContext context, LocationPermissionType locType)
{
if (!context.IsLocationEnabled(false, false))
{
return(AccessState.Disabled);
}
context.AssertBackgroundInManifest();
AccessState status;
if (context.IsMinApiLevel(30))
{
// Android 11+ need to request background separately
// Android 12+ user can decline fine, but allow coarse
status = await context.RequestLocationAccess(locType);
if (status == AccessState.Available || status == AccessState.Restricted)
{
var bg = await context.RequestAccess(P.AccessBackgroundLocation).ToTask();
status = bg == AccessState.Available ? status : AccessState.Restricted;
}
}
else if (context.IsMinApiLevel(29))
{
// Android 10: Request BG permission with other permissions
var perms = new List <string> {
P.AccessBackgroundLocation, P.AccessCoarseLocation
};
if (locType != LocationPermissionType.Coarse)
{
perms.Add(P.AccessFineLocation);
}
var results = await context
.RequestPermissions(perms.ToArray())
.ToTask();
status = FromResult(results, locType);
if (status == AccessState.Available || status == AccessState.Available)
{
status = results.IsGranted(P.AccessBackgroundLocation) ? status : AccessState.Restricted;
}
}
else
{
status = await context.RequestLocationAccess(locType);
}
return(status);
}
public static async Task <AccessState> RequestLocationAccess(this IAndroidContext context, LocationPermissionType locType)
{
if (!context.IsLocationEnabled(false, false))
{
return(AccessState.Disabled);
}
var perms = new List <string> {
P.AccessCoarseLocation
};
if (locType != LocationPermissionType.Coarse)
{
perms.Add(P.AccessFineLocation);
}
var results = await context.RequestPermissions(perms.ToArray()).ToTask();
var status = FromResult(results, locType);
return(status);
}
