var hl7 = require('simple-hl7');
var Client = require('scp2').Client;

/*
The message constructor creates the MSH segment. Each argument is a field.
*/

var adt = new hl7.Message(
                    "EPIC",
                    "EPICADT",
                    "SMS",
                    "199912271408",
                    "CHARRIS",
                    ["ADT", "A04"] //This field has 2 components
                    //Keep adding fields
                );

/*
.addSegment() takes similiar syntax as Message constructor.
The first argument is segment name, and the rest of the arguments are added as fields.
*/

adt.addSegment("PID",
            "", //Blank field
            ["0493575", "", "", "2", "", "ID 1"], //Multiple components
            "454721",
            "",
            ["DOE", "JOHN", "", "", "", ""],
            "19480203"
            //Keep adding arguments to add more fields
        );


adt.addSegment("OBX",
            1, //Blank field
            ["JHDL", "HDL Cholesterol (CAD)"], //Multiple components
            1,
            62,
            ["CD:289", "mg/dL"],
            [">40", "40"]
        );

adt.addSegment("OBX",
            1, //Blank field
            ["JTRIG", "Triglyceride (CAD)"], //Multiple components
            1,
            15,
            ["CD:289", "mg/dL"],
            ["35-150", "35", "150"]
        );


var client = new Client({
    port: 22
});

client.defaults({
    port: 22,
    host: 'example.com',
    username: 'admin',
    privateKey: '....',
    // password: 'password', (accepts password also)
});

client.write({
    destination: '/home/admin/data/file.txt',
    content: adt.toString()
}, callback)