naveenvm93/Transactional-Email-Messaging-In-CloudPage-Using-SSJS

## Transactional-Email-Messaging-In-CloudPage-Using-SSJS
<!DOCTYPE html>
<html>
<body>
%%[
IF RequestParameter("submitted") == "submitted"  Then
]%%

<script runat="server">
Platform.Load("Core", "1");
try {
	var email = Request.GetQueryStringParameter("EmailAddress");
	var firstname = Request.GetQueryStringParameter("firstname");
	var lastname = Request.GetQueryStringParameter("lastname");
    //authenticate to get access token
    var authEndpoint = 'https://xxxxxx.auth.marketingcloudapis.com/'  //provide API endpoint
    var payload = {
        client_id: "Your Client ID",    //pass Client ID
        client_secret: "Your Client Secret",    //pass Client Secret
        grant_type: "client_credentials" ,
		account_id : "Your MID"		//pass MID
    };
    var url = authEndpoint + '/v2/token'
    var contentType = 'application/json'

    var accessTokenRequest = HTTP.Post(url, contentType, Stringify(payload));
    if (accessTokenRequest.StatusCode == 200) {
        var tokenResponse = Platform.Function.ParseJSON(accessTokenRequest.Response[0]);
        var accessToken = tokenResponse.access_token   //get access token
        var rest_instance_url = tokenResponse.rest_instance_url
    };

    //make api call to Trigger an Transactional email
    if (accessToken != null) {
	//Start Logic for Incremental counter to generate the unique ID which is necessary for single transactional email sends
	var Count  = Platform.Function.Lookup('Test_Transactional_API_Counter','Count','UniqueId','Test_Transactional_API_Counter');
	Count = Count + 1;
	var updateCount = DataExtension.Init("Test_Transactional_API_Counter");
	updateCount.Rows.Update({Count:Count}, ["UniqueId"], ["Test_Transactional_API_Counter"]);
	//End Logic for Incremental counter to generate the unique ID which is necessary for single transactional email sends
	  var headerNames = ["Authorization"];
        var headerValues = ["Bearer " + accessToken];
        var jsonBody = {
            "definitionKey": "Test_Transactional_Message_V2",  //Email definition Key
            "recipient":
             {
                "contactKey": email,
				"to": email,
				"attributes": {
					"FirstName": firstname,
					"LastName": lastname
							}
            }
        };

        var requestUrl = rest_instance_url + "/messaging/v1/email/messages/"+Count;  //URL for Transactional API with unique Id

        var fireEmail = HTTP.Post(requestUrl, contentType, Stringify(jsonBody), headerNames, headerValues);

      if (fireEmail.StatusCode == 202) {
		var finalResponse = Platform.Function.ParseJSON(fireEmail.Response[0]);
		var requestId = finalResponse.requestId
		var errorcode = finalResponse.errorcode
		var responses = finalResponse.responses[0].messageKey
		var message = finalResponse.message
		var rows = Platform.Function.InsertDE("Test_Transactional_API_Logs",["Message_key","RequestId","Errorcode","EmailAddress","firstname","lastname"],[Count,requestId,errorcode,email,firstname,lastname]);   //Insert the email sent response into a data extension
      }

    };
} catch (error) {
 Write(Stringify(error));
    Write("Error");
}
</script>

%%[ENDIF]%%
<h2>Sign Up Form</h2>

<form action="%%=RequestParameter('PAGEURL')=%%"  method="POST">
  <label for="fname">First name:</label><br>
  <input type="text" id="fname" name="firstname" value=""><br><br>
  <label for="lname">Last name:</label><br>
  <input type="text" id="lname" name="lastname" value=""><br><br>
  <label for="lname">Email:</label><br>
  <input type="text" id="email" name="EmailAddress" value=""><br><br>
  <input id="submitted" name="submitted" type="hidden" value="submitted">
  <input type="submit" value="Submit">
</form>


</body>
</html>
	<!DOCTYPE html>
	<html>
	<body>
	%%[
	IF RequestParameter("submitted") == "submitted" Then
	]%%

	<script runat="server">
	Platform.Load("Core", "1");
	try {
	var email = Request.GetQueryStringParameter("EmailAddress");
	var firstname = Request.GetQueryStringParameter("firstname");
	var lastname = Request.GetQueryStringParameter("lastname");
	//authenticate to get access token
	var authEndpoint = 'https://xxxxxx.auth.marketingcloudapis.com/' //provide API endpoint
	var payload = {
	client_id: "Your Client ID", //pass Client ID
	client_secret: "Your Client Secret", //pass Client Secret
	grant_type: "client_credentials" ,
	account_id : "Your MID" //pass MID
	};
	var url = authEndpoint + '/v2/token'
	var contentType = 'application/json'

	var accessTokenRequest = HTTP.Post(url, contentType, Stringify(payload));
	if (accessTokenRequest.StatusCode == 200) {
	var tokenResponse = Platform.Function.ParseJSON(accessTokenRequest.Response[0]);
	var accessToken = tokenResponse.access_token //get access token
	var rest_instance_url = tokenResponse.rest_instance_url
	};

	//make api call to Trigger an Transactional email
	if (accessToken != null) {
	//Start Logic for Incremental counter to generate the unique ID which is necessary for single transactional email sends
	var Count = Platform.Function.Lookup('Test_Transactional_API_Counter','Count','UniqueId','Test_Transactional_API_Counter');
	Count = Count + 1;
	var updateCount = DataExtension.Init("Test_Transactional_API_Counter");
	updateCount.Rows.Update({Count:Count}, ["UniqueId"], ["Test_Transactional_API_Counter"]);
	//End Logic for Incremental counter to generate the unique ID which is necessary for single transactional email sends
	var headerNames = ["Authorization"];
	var headerValues = ["Bearer " + accessToken];
	var jsonBody = {
	"definitionKey": "Test_Transactional_Message_V2", //Email definition Key
	"recipient":
	{
	"contactKey": email,
	"to": email,
	"attributes": {
	"FirstName": firstname,
	"LastName": lastname
	}
	}
	};

	var requestUrl = rest_instance_url + "/messaging/v1/email/messages/"+Count; //URL for Transactional API with unique Id

	var fireEmail = HTTP.Post(requestUrl, contentType, Stringify(jsonBody), headerNames, headerValues);

	if (fireEmail.StatusCode == 202) {
	var finalResponse = Platform.Function.ParseJSON(fireEmail.Response[0]);
	var requestId = finalResponse.requestId
	var errorcode = finalResponse.errorcode
	var responses = finalResponse.responses[0].messageKey
	var message = finalResponse.message
	var rows = Platform.Function.InsertDE("Test_Transactional_API_Logs",["Message_key","RequestId","Errorcode","EmailAddress","firstname","lastname"],[Count,requestId,errorcode,email,firstname,lastname]); //Insert the email sent response into a data extension
	}

	};
	} catch (error) {
	Write(Stringify(error));
	Write("Error");
	}
	</script>

	%%[ENDIF]%%
	<h2>Sign Up Form</h2>

	<form action="%%=RequestParameter('PAGEURL')=%%" method="POST">
	<label for="fname">First name:</label><br>
	<input type="text" id="fname" name="firstname" value=""><br><br>
	<label for="lname">Last name:</label><br>
	<input type="text" id="lname" name="lastname" value=""><br><br>
	<label for="lname">Email:</label><br>
	<input type="text" id="email" name="EmailAddress" value=""><br><br>
	<input id="submitted" name="submitted" type="hidden" value="submitted">
	<input type="submit" value="Submit">
	</form>


	</body>
	</html>