<?php

class API extends MY_Controller
{

    public function __construct()
    {
        parent::__construct();
    }

    public function get_invoice_details($invoice_id = '')
    {
        $invoice = $this->db->where('invoice_id', $invoice_id)->get('orders')->row();

        if ($invoice) {
            return $this->output->set_content_type('application/json')
                ->set_output(json_encode(array(
                    'id' => $invoice->id,
                    'amount' => $invoice->amount
                )));
        }
    }
}