private async Task <string> InsufficientCreditHandler(string insufficientCreditActivityARN, ILambdaContext context)
{
string result = "";
GetActivityTaskResponse response = await stepFunctionsClient.GetActivityTaskAsync(
new GetActivityTaskRequest()
{
ActivityArn = insufficientCreditActivityARN
});
if (HttpStatusCode.OK.Equals(response.HttpStatusCode) && !string.IsNullOrEmpty(response.TaskToken))
{
// Task is found
context.Logger.LogLine($"InsufficientCreditHandler: Found a task. Input is: {response.Input}");
NumberPlateTrigger input = JsonConvert.DeserializeObject <NumberPlateTrigger>(response.Input);
if (!input.numberPlate.detected)
{
context.Logger.LogLine("TESTING::input.numberPlate.detected is false which means this must be a test");
context.Logger.LogLine("Forcing number plate to test value");
input.numberPlate.detected = true;
input.numberPlate.numberPlateString = "TESTPLATE";
}
//Sign Image URL
string imageLink = s3client.GetPreSignedURL(new GetPreSignedUrlRequest()
{
BucketName = input.bucket, Key = input.key, Expires = DateTime.Now.AddDays(1)
});
//
// Query DynamoDB to get the owner email
//
Table table = Table.LoadTable(dbClient, Environment.GetEnvironmentVariable("DDBTableName"));
Document document = await table.GetItemAsync(input.numberPlate.numberPlateString);
if (document == null)
{
context.Logger.LogLine($"Could not find plate {input.numberPlate.numberPlateString} in our records");
}
var sendRequest = new SendEmailRequest
{
Source = Environment.GetEnvironmentVariable("TargetEmailAddress"),
ReplyToAddresses = new List <string> {
Environment.GetEnvironmentVariable("TargetEmailAddress")
},
Destination = new Destination
{
ToAddresses =
new List <string> {
document["ownerEmail"]
}
},
Message = new Message
{
Subject = new Content("[ACTION] - Your account credit is exhausted"),
Body = new Body
{
Html = new Content
{
Charset = "UTF-8",
Data = $"Hello {document["ownerFirstName"]} {document["ownerLastName"]},<br/><br/>Your vehicle with number plate <b>{document["numberPlate"]}</b> was recently detected on a toll road, but your account has insufficient credit to pay the toll.<br/><br/>" +
$"<img src='{imageLink}'/><br/><a href='{imageLink}'>Click here to see the original image</a><br/><br/>" +
"Please update your account balance immediately to avoid a fine. <br/>" +
$"<a href='{Environment.GetEnvironmentVariable("APIGWEndpoint")}topup/{document["numberPlate"]}?taskToken={HttpUtility.UrlEncode(response.TaskToken)}><b>Click this link to top up your account now.</b></a><br/>" +
"<br/><br/> Thanks<br/><b>Toll Road Administrator.</b><br/><br/>"
},
Text = new Content
{
Charset = "UTF-8",
Data = $"Hello {document["ownerFirstName"]} {document["ownerLastName"]}, Your vehicle with number plate: {document["numberPlate"]} was recently detected on a toll road, but your account has insufficient credit to pay the toll." +
"Please update your account balance immediately to avoid a fine." +
$"Please access this link to top up: {Environment.GetEnvironmentVariable("APIGWEndpoint")}topup/{document["numberPlate"]}?taskToken={HttpUtility.UrlEncode(response.TaskToken)}" +
".. Thanks. Toll Road Administrator."
}
}
},
// If you are not using a configuration set, comment
// or remove the following line
//ConfigurationSetName = configSet
};
context.Logger.LogLine($"Sending email to ({Environment.GetEnvironmentVariable("TargetEmailAddress")})");
SendEmailResponse sendEmailResponse = await emailServiceClient.SendEmailAsync(sendRequest);
if (sendEmailResponse.HttpStatusCode.Equals(HttpStatusCode.OK))
{
context.Logger.LogLine("The email was successfully sent.");
result = "success";
}
else
{
context.Logger.LogLine("Internal Error: The email could not be sent.");
result = "error";
}
}
return(result);
}
private async Task <string> UnknownNumberPlateHandler(string unknowNumberActivityARN, ILambdaContext context)
{
string result = "";
GetActivityTaskResponse response = await stepFunctionsClient.GetActivityTaskAsync(
new GetActivityTaskRequest()
{
ActivityArn = unknowNumberActivityARN
});
if (HttpStatusCode.OK.Equals(response.HttpStatusCode) && !string.IsNullOrEmpty(response.Input))
{
context.Logger.LogLine($"ManualAdminTaskHandler: Found a task. Input is: {response.Input}");
NumberPlateTrigger input = JsonConvert.DeserializeObject <NumberPlateTrigger>(response.Input);
//Sign Image URL
string imageLink = s3client.GetPreSignedURL(new GetPreSignedUrlRequest()
{
BucketName = input.bucket, Key = input.key, Expires = DateTime.Now.AddDays(1)
});
var sendRequest = new SendEmailRequest
{
Source = Environment.GetEnvironmentVariable("TargetEmailAddress"),
ReplyToAddresses = new List <string> {
Environment.GetEnvironmentVariable("TargetEmailAddress")
},
Destination = new Destination
{
ToAddresses =
new List <string> {
Environment.GetEnvironmentVariable("TargetEmailAddress")
}
},
Message = new Message
{
Subject = new Content("[ACTION] - Manual Decision Required!"),
Body = new Body
{
Html = new Content
{
Charset = "UTF-8",
Data = $"Hello {Environment.GetEnvironmentVariable("TargetEmailAddress")},< br />< br /> An image was captured at a toll booth, " +
"but the Number Plate Processor could not be confident that it could determine the actual number plate on the vehicle. We need your help to take a look at the image," +
"and make a determination.< br />< br />" +
$"<img src='{imageLink}'/><br/><a href=' {imageLink}'>Click here to see the original image if it is not appearing in the email correclty.</a><br/><br/>" +
$"<a href='{Environment.GetEnvironmentVariable("APIGWEndpoint")}parse/{input.bucket}/{input.key}/5?imageLink={HttpUtility.UrlEncode(imageLink)}&taskToken={HttpUtility.UrlEncode(response.TaskToken)}'><b>Click this link to help assess the image and provide the number plate.</b></a><br/>" +
"<br/><br/>Thanks<br/><b>Toll Road Administrator.</b><br/><br/>"
},
Text = new Content
{
Charset = "UTF-8",
Data = $"Hello {Environment.GetEnvironmentVariable("TargetEmailAddress")}, An image was captured at a toll booth, " +
"but the Number Plate Processor could not be confident that it could determine the actual number plate on the vehicle. We need your help to take a look at the image," +
"and make a determination." +
$"Please access this link to take a decision: {Environment.GetEnvironmentVariable("APIGWEndpoint")}parse/{input.bucket}/{input.key}/5?imageLink={HttpUtility.UrlEncode(imageLink)}&taskToken={HttpUtility.UrlEncode(response.TaskToken)}" +
" .. Thanks. Toll Road Administrator"
}
}
},
// If you are not using a configuration set, comment
// or remove the following line
//ConfigurationSetName = configSet
};
context.Logger.LogLine($"Sending email to ({Environment.GetEnvironmentVariable("TargetEmailAddress")})");
SendEmailResponse sendEmailResponse = await emailServiceClient.SendEmailAsync(sendRequest);
if (sendEmailResponse.HttpStatusCode.Equals(HttpStatusCode.OK))
{
context.Logger.LogLine("The email was successfully sent.");
result = "success";
}
else
{
context.Logger.LogLine("Internal Error: The email could not be sent.");
result = "error";
}
}
return(result);
}
