ohctech_p8/select_item.php

<?php
include('includes/config/config.php');
include('log_entry.php');
$itemId = $_REQUEST['item_id'];

$query = "select a.*,b.cat_name,c.form_name,d.unit_name,m.medicine_usage_cat_name from tbl_items a left  join tbl_categories b on b.cat_id=a.cat left join medicine_form c on c.form_id=a.item_form_id left join unit_master d  on d.unit_id=a.unit_id left join medicine_usage_cat m on m.medicine_usage_cat_id = a.medicine_usage_cat_id  where a.item_id = '" . $itemId . "'";
error_log("query to get item " . $query);
if (!$result = @mysqli_query($conn, $query)) {
    die(mysqli_error($conn));
}
$data = array();
if (mysqli_num_rows($result) > 0) {
    while ($row = mysqli_fetch_assoc($result)) {
        $data = $row;
    }
} else {
    $data['status'] = 200;
    $data['message'] = "Data not found!";
    $data['sql'] = $query;
}




$query_salt = "select salt_id  from item_salt  where item_id='" . $itemId . "'  ";
error_log($query_salt);
$salt_name = array();

if (!$result_salt = @mysqli_query($conn, $query_salt)) {
    die(mysqli_error($conn));
}
if (mysqli_num_rows($result_salt) > 0) {
    while ($row_salt = mysqli_fetch_assoc($result_salt)) {
        array_push($salt_name, $row_salt['salt_id']);
    }
}
$data['salt'] = $salt_name;
error_log('data :' . print_r($data, true));
echo json_encode($data);