public class BrevoHandler {
    
    static Map<String, Object> results = new Map<String, Object>();
    public static void getcontacts(){
        HttpRequest req = new HttpRequest();
        Http http = new Http();
        
        // GET request to check if the contact exists
        
        req.setEndpoint('https://api.brevo.com/v3/contacts/' );
        req.setMethod('GET');
        req.setHeader('Content-Type', 'application/json');
        req.setHeader('api-key', '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');
        
        try {
            HttpResponse res = http.send(req);
            if (res.getStatusCode() == 200) {
                System.debug('Contact Already Exist in Brevo');
                results.putAll((Map<String, Object>) JSON.deserializeUntyped(res.getBody()));
                
            }  
        } catch(Exception e) {
            System.debug('API call failed with message: ' + e.getMessage());
        }
        
    }
    public static void print(){
        BrevoHandler.getcontacts();
        System.debug('@@@@@@@'+results.Size());
    }
    
    public static void createcontact(string email,string firstname,string lastname,string phone){
                 
                Brevohandler.getcontacts();
                HttpRequest req = new HttpRequest();
                Http http = new Http();
                
                req.setEndpoint('https://api.brevo.com/v3/contacts');
                req.setMethod('POST');
                req.setHeader('Content-Type', 'application/json');
                req.setHeader('api-key', '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');
                Map<String, Object> brevoContact = new Map<String, Object>();
                brevoContact.put('email', email);
                Map<String, Object> brevoAttributes = new Map<String, Object>();
                brevoAttributes.put('FIRSTNAME', firstName);
                brevoAttributes.put('LASTNAME', lastName);
                brevoAttributes.put('SMS', phone);
                brevoContact.put('attributes', brevoAttributes);
                String brevoBody = JSON.serialize(brevoContact);
                req.setBody(brevoBody);
                
                try {
                    HttpResponse res = http.send(req);
                    if (res.getStatusCode() != 201) {
                        System.debug('Failed to create contact in Brevo with status code: ' + res.getStatusCode());
                    }else{
                        System.debug('Created Secussfully:'+brevobody);
                    }
                } catch(Exception e) {
                    System.debug('API call failed with message: ' + e.getMessage());
                }
    }
    
}