Salesforce IB Case Create/Update - Apex Trigger and Class

Context
This Apex code is used for Salesforce to fire an event into the xMatters Integrations builder. The code below fires after a Case record is inserted.

Usage
This would be added to a trigger on the Case table to fire after insert

Code

trigger xMattersAlert on Case (after insert) {
 String endpoint = 'https://acme.dc.xmatters.com/api/integration/1/functions/UUID/triggers';
 String caseid = '"Case ID":' + '"' + Trigger.New[0].CaseNumber + '"';
 string description = '"Description":' + '"' + Trigger.New[0].Description + '"';
 string priority = '"Priority":' + '"' + Trigger.New[0].Priority + '"';
 string status = '"Status":' + '"' + Trigger.New[0].Status + '"';
 string accountid = Trigger.New[0].AccountID;
 string accountidj = '"Account ID":' + '"' + Trigger.New[0].AccountID + '"';
 string recordid = '"ID":' + '"' + Trigger.New[0].Id + '"';
 Account record = [Select Name From Account Where Id = :accountid];
 string accountname = '"Account Name":' + '"' + record.Name + '"';
 String payload = '{' + recordid + ',' + caseid + ',' + description + ',' + priority + ',' + accountname + ',' + accountidj + ',' + status + '}';
 System.debug( accountid );
 System.Debug( payload );
 
 xmattersreq.xRESTCall(endpoint, payload);
}

 

global class xMattersreq {
 @future(callout=true)
 WebService static void xRESTCall(String endpoint, String payload){
 HttpRequest req = new HttpRequest();
 req.setEndpoint(endpoint);
 
 req.setMethod('POST');
 
 req.setBody(payload);
 req.setHeader( 'Content-Type', 'application/json' );
 
 Http http = new Http();
 HTTPResponse res = http.send(req);
 System.debug(' Response: ' + res.getBody());
 }
}