SAP ABAP - POST Data From SAP to Firebase Using Node js

ABAP Program

REPORT ZSAPTOFIREBASE.

DATA : IT_DATA TYPE TABLE OF SFLIGHT.
DATA :
  LO_HTTP_CLIENT TYPE REF TO IF_HTTP_CLIENT,
  JSON_DATA      TYPE STRING,
  JSON_POST      TYPE XSTRING.


START-OF-SELECTION.
  PERFORM F_POST_DATA.

FORM F_POST_DATA.
  DATA : LV_STATUS TYPE CHAR50.
  REFRESH IT_DATA.

  SELECT * FROM SFLIGHT INTO TABLE IT_DATA UP TO 2 ROWS.

  JSON_DATA = /UI2/CL_JSON=>SERIALIZE( DATA = IT_DATA COMPRESS = ABAP_TRUE PRETTY_NAME = /UI2/CL_JSON=>PRETTY_MODE-CAMEL_CASE ).

  CALL METHOD CL_HTTP_CLIENT=>CREATE_BY_URL(
    EXPORTING
      URL                = 'http://10.100.101.28:4000/sap'   "API - URL
    IMPORTING
      CLIENT             = LO_HTTP_CLIENT
    EXCEPTIONS
      ARGUMENT_NOT_FOUND = 1
      PLUGIN_NOT_ACTIVE  = 2
      INTERNAL_ERROR     = 3
      OTHERS             = 4 ).

"  User Authentication.
  CALL METHOD LO_HTTP_CLIENT->AUTHENTICATE(
    EXPORTING
      CLIENT   = '400'
      USERNAME = 'USER01'
      PASSWORD = '123456'
      LANGUAGE = ''
  ).

  CALL FUNCTION 'SCMS_STRING_TO_XSTRING'
    EXPORTING
      TEXT   = JSON_DATA
    IMPORTING
      BUFFER = JSON_POST.

  LO_HTTP_CLIENT->REQUEST->SET_METHOD( 'POST' ).
  LO_HTTP_CLIENT->REQUEST->SET_CONTENT_TYPE( 'application/json' ).
  LO_HTTP_CLIENT->REQUEST->SET_DATA( JSON_POST ).

" Mengirim Request ke API
  LO_HTTP_CLIENT->SEND(
      EXCEPTIONS
        HTTP_COMMUNICATION_FAILURE = 1
        HTTP_INVALID_STATE        = 2 ).

" Menerima Response dari request
  LO_HTTP_CLIENT->RECEIVE(
    EXCEPTIONS
      HTTP_COMMUNICATION_FAILURE = 1
      HTTP_INVALID_STATE        = 2
      HTTP_PROCESSING_FAILED    = 3 ).

" Cek Response dari request.
  DATA LV_RESPONSE TYPE STRING.
  LV_RESPONSE = LO_HTTP_CLIENT->RESPONSE->GET_CDATA( ).

ENDFORM.

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Node JS

const express    = require('express');
const bodyParser = require('body-parser');
var firebase     = require("firebase");
const app        = express();

const config = {
    apiKey: "AIzaSyA71hPWUdEqgymNFTHg462yFJ_bWDAkHcA",
    authDomain: "exam-aff8f.firebaseapp.com",
    databaseURL: "https://exam-aff8f.firebaseio.com",
    projectId: "exam-aff8f",
    storageBucket: "",
    messagingSenderId: "133123398372"
  };
firebase.initializeApp(config);

var fdatabase = firebase.database();
var ref = fdatabase.ref("/sap");

app.use(bodyParser.json());
app.listen(4000, () => console.log('Server berjalan di port 4000'));

//Route untuk menangkap data dari SAP
app.post('/sap', (request, response) => {
    let sapdata = request.body;

    ref.set({
        sapdata
    })
    console.log(sapdata);
    response.json('Success');
})

Demo result :

Full source code ABAP & Node JS

https://github.com/HusnulM/SAP-ABAP-POST-DATA-NODEJS