public ManagerContext(IServiceProvider services,
BleConfiguration config,
ILogger <IBleManager> logger)
{
this.Services = services;
this.logger = logger;
this.managerLazy = new Lazy <CBCentralManager>(() =>
{
if (!AppleExtensions.HasPlistValue("NSBluetoothPeripheralUsageDescription"))
{
this.logger.LogCritical("NSBluetoothPeripheralUsageDescription needs to be set - you will likely experience a native crash after this log");
}
var background = services.GetService(typeof(IBleDelegate)) != null;
if (!background)
{
return(new CBCentralManager(this, null));
}
if (!AppleExtensions.HasPlistValue("NSBluetoothAlwaysUsageDescription", 13))
{
this.logger.LogCritical("NSBluetoothAlwaysUsageDescription needs to be set - you will likely experience a native crash after this log");
}
var opts = new CBCentralInitOptions
{
ShowPowerAlert = config.iOSShowPowerAlert,
RestoreIdentifier = config.iOSRestoreIdentifier ?? "shinyble"
};
return(new CBCentralManager(this, null, opts));
});
}
public override async Task <AccessState> RequestAccess()
{
if (!AppleExtensions.HasBackgroundMode("fetch"))
{
return(AccessState.NotSetup);
}
// this always has to be set at least once
await this.platform.SetBackgroundFetchInterval(BackgroundFetchInterval);
var grantResult = await this.platform.GetBackgroundRefreshStatus();
return(grantResult);
}
public override Task <AccessState> RequestAccess()
{
var result = AccessState.Available;
if (!UIDevice.CurrentDevice.CheckSystemVersion(13, 0))
{
result = AccessState.NotSupported;
}
else if (Runtime.Arch == Arch.SIMULATOR)
{
result = AccessState.NotSupported;
}
else if (!AppleExtensions.HasBackgroundMode("processing"))
{
result = AccessState.NotSetup;
}
return(Task.FromResult(result));
}