<?php

include('includes/config/config.php');
include('includes/functions.php');
begin();
$status_code = 200;
$habit_data_ids = $_REQUEST['habit_data'];
$patient_id = $_REQUEST['emp_id'];

error_log("habits " . print_r($habit_data_ids, true));
$pid = getFieldFromTable('pid', 'problem_master', 'pcode', 'HBT');
$checkSql = "select * from problem_response where patient_id='" . $patient_id . "' and pid ='" . $pid . "'";
error_log("present drug allergies " . $checkSql);
$result = mysqli_query($conn, $checkSql);
$row = mysqli_fetch_assoc($result);
$num_rows = mysqli_num_rows($result);

if ($num_rows > 0) {
    $rid = $row['rid'];

    // delete already present records 

    $sql = "delete from problem_response_details where rid = '" . $rid . "'";
    if (!$result = mysqli_query($conn, $sql)) {
        $status_code = 400;
        error_log("error in deleting in drug allergies " . $sql);
        rollback();
    } else {
        for ($i = 0; $i < sizeof($habit_data_ids); $i++) {
            $insert = "insert into problem_response_details set rid='" . $rid . "', rvalue='" . $habit_data_ids[$i] . "'";
            error_log("inserting in habits" . $insert);
            if (!$insert_result = mysqli_query($conn, $insert)) {
                $status_code = 400;
                error_log("error in inserting in habits " . $insert);
                rollback();
            }
        }
    }
} else {
    $insert = "insert into problem_response set pid='" . $pid . "', patient_id='" . $patient_id . "'";
    $result = mysqli_query($conn, $insert);

    $rid = mysqli_insert_id($conn);
    error_log("already inserted id " . $rid);

    for ($i = 0; $i < sizeof($habit_data_ids); $i++) {
        $insert = "insert into problem_response_details set rid='" . $rid . "', rvalue='" . $habit_data_ids[$i] . "'";
        error_log("inserting in habits " . $insert);
        if (!$insert_result = mysqli_query($conn, $insert)) {
            $status_code = 400;
            error_log("error in inserting in habits " . $insert);
            rollback();
        }
    }
}

commit();
echo json_encode($status_code);