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amitastreait/WhatsAppUtils.java

Created May 18, 2023 07:25
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Send template message using WhatsApp
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WhatsAppUtils.java
public class WhatsAppUtils {
public static List<WAMessage__c> listAllMessageByCustomer(String customerPhone){
List<WAMessage__c> messages = new List<WAMessage__c>();
messages = [SELECT Id, Name, MessageContent__c, MessageType__c, Outgoing__c FROM WAMessage__c WHERE CustomerPhone__c =: customerPhone];
return messages;
}
public static WAMessage__c sendTextMessage(String messageContent, String toPhone){
HttpRequest httpReq = new HttpRequest();
httpReq.setEndpoint('https://graph.facebook.com/v13.0/109671681865676/messages');
httpReq.setMethod('POST');
httpReq.setHeader('Content-Type', 'application/json');
httpReq.setHeader('Authorization', 'Bearer '+System.Label.WHATSAPPACCESSTOKEN);
String messageBody = '{'+
' "messaging_product": "whatsapp",'+
' "recipient_type": "individual",'+
' "to": "'+toPhone+'",'+
' "type": "text",'+
' "text": {'+
' "preview_url": false,'+
' "body": "'+messageContent+'"'+
' }'+
'}';
httpReq.setBody(messageBody);
Http http = new Http();
WAMessage__c salesforceMessage = new WAMessage__c();
try{
HttpResponse response = http.send(httpReq);
if( response.getStatusCode() == 200 ){
// Parse & Create Message Record
System.debug('Successful!');
WhatsAppUtils responseFromWA = (WhatsAppUtils) JSON.deserialize( response.getBody() , WhatsAppUtils.class);
salesforceMessage.MessageContent__c = messageContent;
salesforceMessage.CustomerPhone__c = toPhone;
salesforceMessage.MessageID__c = responseFromWA.messages.get(0).id;
salesforceMessage.MessageType__c = 'text';
salesforceMessage.Outgoing__c = True;
salesforceMessage.AgentName__c = UserInfo.getFirstName()+' '+ UserInfo.getLastName();
upsert salesforceMessage MessageID__c;
}
}catch(System.CalloutException ex){
System.debug(' CalloutException Executed '+ ex.getStackTraceString() );
System.debug(' CalloutException Executed '+ ex.getMessage() );
}catch(System.Exception ex){
System.debug(' System.Exception Executed '+ ex.getStackTraceString() );
}
return salesforceMessage;
}
/// WhatsAppUtils.sendFlightBookingConfirmationMessage('916392302090', 'JOHN', 'USA', 'INDIA');
public static WAMessage__c sendFlightBookingConfirmationMessage(String toPhone, String name, String source, String destination){
String body = '{'+
' "messaging_product": "whatsapp",'+
' "recipient_type": "individual",'+
' "to": "'+toPhone+'",'+
' "type": "template",'+
' "template": {'+
' "name": "flight_booking_confirm_template",'+
' "language": {'+
' "code": "en"'+
' },'+
' "components": ['+
' {'+
' "type": "header",'+
' "parameters": ['+
' {'+
' "type": "image",'+
' "image": {'+
' "link": "https://bit.ly/3AWkh2p"'+
' }'+
' }'+
' ]'+
' },'+
' {'+
' "type": "body",'+
' "parameters": ['+
' {'+
' "type": "text",'+
' "text": "'+Name+'"'+
' },'+
' {'+
' "type": "text",'+
' "text": "'+source+'"'+
' },'+
' {'+
' "type": "text",'+
' "text": "'+destination+'"'+
' },'+
' {'+
' "type": "date_time",'+
' "date_time" : {'+
' "fallback_value": "October 25, 2023 22:34 PM",'+
' "day_of_week": 6,'+
' "day_of_month": 25,'+
' "year": 2023,'+
' "month": 10,'+
' "hour": 12,'+
' "minute": 34'+
' }'+
' },'+
' {'+
' "type": "text",'+
' "text": "999-999-9999"'+
' }'+
' ]'+
' },'+
' {'+
' "type": "button",'+
' "sub_type": "quick_reply",'+
' "index": "0",'+
' "parameters": ['+
' {'+
' "type": "payload",'+
' "payload": "Contact to Support"'+
' }'+
' ]'+
' },'+
' {'+
' "type": "button",'+
' "sub_type": "quick_reply",'+
' "index": "1",'+
' "parameters": ['+
' {'+
' "type": "payload",'+
' "payload": "Check PNR Status"'+
' }'+
' ]'+
' }'+
' ]'+
' }'+
'}';
HttpRequest httpReq = new HttpRequest();
httpReq.setEndpoint('https://graph.facebook.com/v13.0/109671681865676/messages');
httpReq.setMethod('POST');
httpReq.setHeader('Content-Type', 'application/json');
httpReq.setHeader('Authorization', 'Bearer '+System.Label.WHATSAPPACCESSTOKEN);
httpReq.setBody(body);
Http http = new Http();
WAMessage__c salesforceMessage = new WAMessage__c();
try{
HttpResponse response = http.send(httpReq);
if( response.getStatusCode() == 200 ){
// Parse & Create Message Record
System.debug('Successful!');
WhatsAppUtils responseFromWA = (WhatsAppUtils) JSON.deserialize( response.getBody() , WhatsAppUtils.class);
salesforceMessage.MessageContent__c = body;
salesforceMessage.CustomerPhone__c = toPhone;
salesforceMessage.MessageID__c = responseFromWA.messages.get(0).id;
salesforceMessage.MessageType__c = 'template';
salesforceMessage.Outgoing__c = True;
salesforceMessage.AgentName__c = UserInfo.getFirstName()+' '+ UserInfo.getLastName();
upsert salesforceMessage MessageID__c;
}
}catch(System.CalloutException ex){
System.debug(' CalloutException Executed '+ ex.getStackTraceString() );
System.debug(' CalloutException Executed '+ ex.getMessage() );
}catch(System.Exception ex){
System.debug(' System.Exception Executed '+ ex.getStackTraceString() );
}
return salesforceMessage;
}
public static WAMessage__c sendMediaMessages(String toPhone, String url){
HttpRequest httpReq = new HttpRequest();
httpReq.setEndpoint('https://graph.facebook.com/v13.0/109671681865676/messages');
httpReq.setMethod('POST');
httpReq.setHeader('Content-Type', 'application/json');
httpReq.setHeader('Authorization', 'Bearer '+System.Label.WHATSAPPACCESSTOKEN);
if(String.isBlank(url)){
url = 'https://d2o24x000002ypne-dev-ed.file.force.com/sfc/dist/version/download/?oid=00D4x000002ypne&ids=0684x00000QjKRW&d=%2Fa%2F4x000001lW7M%2FhwE9KL_ZuBbdeXEwse5wjZUb3uqtYPYWVLWVX6OdnIc&asPdf=false';
}
String body = '{'+
' "messaging_product": "whatsapp",'+
' "recipient_type": "individual",'+
' "to": "'+toPhone+'",'+
' "type": "document",'+
' "document": {'+
' "link": "'+url+'",'+
' "caption" : "Field Service Lightning Topics.pdf",'+
' "filename" : "Field Service Lightning Topics.pdf"'+
' }'+
'}';
httpReq.setBody(body);
Http http = new Http();
WAMessage__c salesforceMessage = new WAMessage__c();
try{
HttpResponse response = http.send(httpReq);
if( response.getStatusCode() == 200 ){
// Parse & Create Message Record
System.debug('Successful!');
WhatsAppUtils responseFromWA = (WhatsAppUtils) JSON.deserialize( response.getBody() , WhatsAppUtils.class);
salesforceMessage.MessageContent__c = body;
salesforceMessage.CustomerPhone__c = toPhone;
salesforceMessage.MessageID__c = responseFromWA.messages.get(0).id;
salesforceMessage.MessageType__c = 'media';
salesforceMessage.Outgoing__c = True;
salesforceMessage.AgentName__c = UserInfo.getFirstName()+' '+ UserInfo.getLastName();
upsert salesforceMessage MessageID__c;
}
}catch(System.CalloutException ex){
System.debug(' CalloutException Executed '+ ex.getStackTraceString() );
System.debug(' CalloutException Executed '+ ex.getMessage() );
}catch(System.Exception ex){
System.debug(' System.Exception Executed '+ ex.getStackTraceString() );
}
return salesforceMessage;
}
public String messaging_product;
public contacts[] contacts;
public messages[] messages;
public class contacts {
public String input;
public String wa_id;
}
public class messages {
public String id;
}
}
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