public async Task FunctionHandler(IotButtonPayload @event, ILambdaContext context)
{
context.Logger.LogLine($"Received event: {JsonConvert.SerializeObject(@event)}");
var publishRequest = new PublishRequest
{
TopicArn = TOPIC_ARN,
Subject = "Greetings from IoT Button",
Message = $"Pressed: {@event.ClickType}",
};
string topicArn = Environment.GetEnvironmentVariable("TopicArn");
context.Logger.LogLine($"TopicArn: {topicArn.Substring(0, 30)}...");
string accessKey = Environment.GetEnvironmentVariable("AccessKey");
context.Logger.LogLine($"AccessKey: {accessKey.Substring(0, 5)}...");
string secretKey = Environment.GetEnvironmentVariable("SecretKey");
context.Logger.LogLine($"SecretKey: {secretKey.Substring(0, 5)}...");
var client = new AmazonSimpleNotificationServiceClient(accessKey, secretKey, RegionEndpoint.EUWest1);
await client.PublishAsync(publishRequest).ConfigureAwait(false);
context.Logger.LogLine("Event published successfully");
}
public async Task <HttpStatusCode> FunctionHandler(IotButtonPayload @event, ILambdaContext context)
{
context.Logger.LogLine($"Received event: {JsonConvert.SerializeObject(@event)}");
var dataToPost = new
{
value1 = "Hello IoT world",
value2 = $"Greetings from IFTTT Maker triggered by {@event.SerialNumber} IoT Button",
value3 = @event.ClickType,
};
string json = JsonConvert.SerializeObject(dataToPost);
string makerEvent = Environment.GetEnvironmentVariable("MakerEvent");
context.Logger.LogLine($"MakerEvent: {makerEvent}");
string makerKey = Environment.GetEnvironmentVariable("MakerKey");
context.Logger.LogLine($"MakerKey: {makerKey.Substring(0, 5)}...");
var postUrl = new Uri($"https://maker.ifttt.com/trigger/{makerEvent}/with/key/{makerKey}");
var client = new HttpClient();
var response = await client.PostAsync(postUrl, new StringContent(json, Encoding.UTF8, "application/json"))
.ConfigureAwait(false);
context.Logger.LogLine($"STATUS CODE: {response.StatusCode}");
var responseContent = await response.Content.ReadAsStringAsync().ConfigureAwait(false);
context.Logger.LogLine($"Data received: {responseContent}");
return(response.StatusCode);
}
public async Task FunctionHandler(IotButtonPayload @event, ILambdaContext context)
{
context.Logger.LogLine($"Received event: {JsonConvert.SerializeObject(@event)}");
string weatherUrl = Environment.GetEnvironmentVariable("WeatherUrl");
context.Logger.LogLine($"WeatherUrl: {weatherUrl}");
var weatherData = await GetWeatherAsync(weatherUrl).ConfigureAwait(false);
context.Logger.LogLine("Weather captured successfully");
using (var smtpClient = new SmtpClient())
{
var configuration = GetConfiguration();
context.Logger.LogLine($"SMTP configuration: Host:{configuration.Host}, Port:{configuration.Port}, " +
$"EmailTo:{configuration.EmailTo}, EmailFrom:{configuration.EmailFrom}, Login:{configuration.Login}");
smtpClient.Host = configuration.Host;
smtpClient.Port = configuration.Port ?? 0;
smtpClient.EnableSsl = true;
smtpClient.UseDefaultCredentials = false;
smtpClient.Credentials = new NetworkCredential(configuration.Login, configuration.Password);
var mailMessage = new MailMessage
{
Subject = "Weather from IoT Button",
Body = $"Weather attached.<br><br>Button: <b>{@event.SerialNumber}</b><br>Clicked: <b>{@event.ClickType}</b>",
IsBodyHtml = true
};
mailMessage.From = new MailAddress(configuration.EmailFrom, "IoT Button");
mailMessage.To.Add(configuration.EmailTo);
mailMessage.Attachments.Add(new Attachment(weatherData, "weather.png", "image/png"));
context.Logger.LogLine("All set, going to send mail");
await smtpClient.SendMailAsync(mailMessage).ConfigureAwait(false);
context.Logger.LogLine("Email sent successfully");
}
}
