ContactWebService.apexc

public class ContactWebService {
    
//GET: Retrieve data or resources from Salesforce.
    @future(callout=true)
    public static void getContacts() {
        // Instantiate HTTP request and response objects
        HttpRequest req = new HttpRequest();
        HttpResponse response = new HttpResponse();
        
        try {
            // Set up HTTP request parameters
            // SourceOrgNamedCredential is your SourceORG Named Credential
            req.setEndpoint('callout:SourceOrgNamedCredential/services/apexrest/Contact/');
            req.setHeader('Content-Type', 'application/json; charset=UTF-8');
            req.setHeader('Accept', 'application/json');
            req.setMethod('GET');
            
            // Send HTTP request
            Http http = new Http();
            response = http.send(req);
            
            // Check if response is successful
            if (response.getStatusCode() == 200) {
                // Log successful retrieval of contacts
                System.debug('Contacts successfully retrieved.');
                System.debug('Response Body: ' + response.getBody());
            } else {
                // Log failure to retrieve contacts
                System.debug('Failed to retrieve contacts. Status code: ' + response.getStatusCode());
                System.debug('Response Body: ' + response.getBody());
            }
        } catch (Exception e) {
            // Log any exceptions that occur during the process
            System.debug('Exception occurred while retrieving contacts: ' + e.getMessage());
        }
    }
    
    
    
    
//POST: Create new data or resources in Salesforce.    
    @future(callout=true)
    public static void postContact() {
        // Define the endpoint URL using a named credential
        // SourceOrgNamedCredential is your SourceORG Named Credential
        HttpRequest req = new HttpRequest();
        req.setEndpoint('callout:SourceOrgNamedCredential/services/apexrest/Contact/');
        req.setMethod('POST');
        
        // Set request headers
        req.setHeader('Content-Type', 'application/json');
        req.setHeader('Accept', 'application/json');
        
        // Create the request body
        Map<String, Object> requestBody = new Map<String, Object> {
            'contactFirstName' => 'Shubham',
                'contactLastName' => 'Vaishnav'
                };
                    req.setBody(JSON.serialize(requestBody));
        
        try {
            // Send the request
            Http http = new Http();
            HttpResponse response = http.send(req);
            
            // Check if the response is successful (status code 200)
            if (response.getStatusCode() == 200) {
                // Handle the response
                system.debug('Contacts successfully created.');
                system.debug('response body: ' + response.getBody()); 
            } else {
                // Handle other response
                System.debug('response received: ' + response.getStatusCode() + ' - ' + response.getStatus());
            }
        } catch (Exception e) {
            // Handle exception during HTTP callout
            System.debug('Error sending contact to target org: ' + e.getMessage());
        }
        
    }
    
    
    
    
    
//PUT: Update existing data or resources in Salesforce.
    @future(callout=true)
    public static void putContact() {
        HttpRequest req = new HttpRequest();
        // SourceOrgNamedCredential is your SourceORG Named Credential
        // 003F900001gMifVIAS is the Id of targetORG contact which we are updateing
        req.setEndpoint('callout:SourceOrgNamedCredential/services/apexrest/Contact/003F900001gMifVIAS');
        req.setHeader('Content-Type', 'application/json');
        req.setHeader('Accept', 'application/json');
        
        // Use a map to represent the request body and serialize it
        Map<String, String> requestBodyMap = new Map<String, String>{
            'contactFirstName' => 'Steven',
                'contactLastName' => 'Foster'
                };
                    String requestBody = JSON.serialize(requestBodyMap);
        req.setBody(requestBody);
        
        req.setMethod('PUT');
        
        Http http = new Http();
        HttpResponse response = http.send(req);
        
        // Error handling
        if (response.getStatusCode() >= 200 && response.getStatusCode() < 300) {
            system.debug('Contact updated successfully');
            system.debug('Response body: ' + response.getBody());
        } else {
            system.debug('Error updating contact. Status code: ' + response.getStatusCode());
            system.debug('Response body: ' + response.getBody());
        }
    }
    
    
    
    
    
//PATCH: Partially update existing data or resources in Salesforce.
    @future(callout=true)
    public static void patchContact() {
        HttpRequest req = new HttpRequest();
        // SourceOrgNamedCredential is your SourceORG Named Credential
        // 003F900001gMifVIAS is the Id of targetORG contact which we are updateing
        req.setEndpoint('callout:SourceOrgNamedCredential/services/apexrest/Contact/003F900001gMifVIAS');
        req.setHeader('Content-Type', 'application/json');
        req.setHeader('Accept', 'application/json');
        
        // Use a map to represent the request body and serialize it
        Map<String, String> requestBodyMap = new Map<String, String>{
            'contactFirstName' => 'Updated Steven1',
                'contactLastName' => 'Updated Foster2'
                };
                    String requestBody = JSON.serialize(requestBodyMap);
        req.setBody(requestBody);
        
        req.setMethod('PATCH');
        
        Http http = new Http();
        HttpResponse response = http.send(req);
        
        // Error handling
        if (response.getStatusCode() == 200) {
            system.debug('Contact updated successfully');
            system.debug('Response body: ' + response.getBody());
        } else {
            system.debug('Error updating contact. Status code: ' + response.getStatusCode());
            system.debug('Response body: ' + response.getBody());
        }
    }
    
    
    
    
    
//DELETE: Remove data or resources from Salesforce.
    @future (callout=true)
    public static void deleteContacts () {
        // Creating a new HTTP request
        HttpRequest req = new HttpRequest();
        
        // Setting the endpoint for the HTTP request
        // SourceOrgNamedCredential is your SourceORG Named Credential
        // 003F900001gMifVIAS is the Id of targetORG contact which we are updating
        req.setEndpoint('callout:SourceOrgNamedCredential/services/apexrest/Contact/003F900001gMifVIAS');
        
        // Setting headers for the HTTP request
        req.setHeader('content-type','application/json; charset=UTF-8');
        req.setHeader('Accept','application/json');
        
        // Setting the HTTP method to DELETE
        req.setMethod('DELETE');
        
        // Creating a new HTTP object
        Http http = new Http();
        
        // Sending the HTTP request
        HttpResponse response = http.send(req);
        
        // Debugging the response
        System.debug('response code : ' + response.getStatusCode());
        System.debug('response Body: ' + response.getBody());
        
    }
    
    
}