/// <summary>
/// Gets a list of all users devices
/// </summary>
/// <returns>Returns a List of ParticleDevices</returns>
public async Task <List <ParticleDevice> > GetDevicesAsync()
{
try
{
var jsonSerializer = new JsonSerializer();
jsonSerializer.DateTimeZoneHandling = DateTimeZoneHandling.Local;
var responseContent = await GetDataAsync($"{ParticleApiVersion}/{ParticleApiPathDevices}");
var result = JToken.Parse(responseContent);
List <ParticleDevice> devices = new List <ParticleDevice>();
foreach (JObject device in (JArray)result)
{
ParticleDeviceResponse deviceState = device.ToObject <ParticleDeviceResponse>(jsonSerializer);
ParticleDevice particleDevice = new ParticleDevice(deviceState, this);
devices.Add(particleDevice);
}
foreach (ParticleDevice device in devices)
{
if (device.Connected)
{
await device.RefreshAsync();
}
}
return(new List <ParticleDevice>(devices));
}
catch
{
return(null);
}
}
/// <summary>
/// Refreshes a devices properties with current information
/// </summary>
/// <returns>Returns true if the device is updated</returns>
public async Task <bool> RefreshAsync()
{
try
{
var jsonSerializerSettings = new JsonSerializerSettings()
{
DateTimeZoneHandling = DateTimeZoneHandling.Local
};
var responseContent = await particleCloud.GetDataAsync($"{ParticleCloud.ParticleApiVersion}/{ParticleCloud.ParticleApiPathDevices}/{Id}");
ParticleDeviceResponse deviceState = JsonConvert.DeserializeObject <ParticleDeviceResponse>(responseContent, jsonSerializerSettings);
SetDeviceState(deviceState);
if (Cellular)
{
await UpdateMonthlyUssageAsync();
}
return(true);
}
catch
{
return(false);
}
}
/// <summary>
/// Create a new instance of a ParticleDevice from a ParticleDeviceResponse
/// </summary>
/// <param name="deviceState">ParticleDeviceResponse from Particle Cloud</param>
/// <param name="particleCloud">Authorized ParticleCloud</param>
public ParticleDevice(ParticleDeviceResponse deviceState, ParticleCloud particleCloud)
{
this.deviceState = deviceState;
this.particleCloud = particleCloud;
UpdateState();
}
/// <summary>
/// Create a new instance of a ParticleDevice with only an ID
/// </summary>
/// <param name="id">Device ID</param>
/// <param name="particleCloud">Authorized ParticleCloud</param>
public ParticleDevice(string deviceId, ParticleCloud particleCloud)
{
this.deviceState = new ParticleDeviceResponse();
this.deviceState.Id = deviceId;
this.particleCloud = particleCloud;
UpdateState();
}
/// <summary>
/// Update this device with new values from a ParticleDeviceResponse
/// </summary>
/// <param name="deviceState">Updated ParticleDeviceResponse</param>
private void SetDeviceState(ParticleDeviceResponse deviceState)
{
bool updateState = false;
ParticleDeviceResponse oldDeviceState = this.deviceState;
this.deviceState = deviceState;
var properties = deviceState.GetType().GetRuntimeProperties();
foreach (PropertyInfo property in properties)
{
bool updateStateField = property.Name == "Connected" || property.Name == "Functions";
var valueA = property.GetValue(deviceState);
var valueB = property.GetValue(oldDeviceState);
if (valueA == null || valueB == null)
{
if (valueA != valueB)
{
OnPropertyChanged(property.Name);
if (updateStateField)
{
updateState = true;
}
}
}
else if (!valueA.Equals(valueB))
{
OnPropertyChanged(property.Name);
if (updateStateField)
{
updateState = true;
}
}
}
if (updateState)
{
UpdateState();
}
}