<?php

require_once(ABSPATH . 'wp-admin/includes/image.php');
require_once(ABSPATH . 'wp-admin/includes/file.php');
require_once(ABSPATH . 'wp-admin/includes/media.php');

$current_user = wp_get_current_user();
$current_id = $current_user->ID;

//echo 'c_order $current_id -> ' . $current_id . '<br>';

if ($current_id == 0) {
    $rc = 1;
    return false;
}

$param = [
    'order_products' => true,
    'cart_id' => false
];

$data_form = [];
foreach ($param as $key => $value) {
    if ($value && !isset($_POST[$key])) {
        $rc = 1;
        return false;
    } else {
        $data_form[$key] = $_POST[$key];
    }
}

$order_args = array(
    'status' => null,
//    'customer_id' => 1,
    'customer_id' => $current_id,

    'parent' => null,
    'created_via' => null,
    'cart_hash' => null,
    'customer_note' => "",
    'order_id' => 0,
);

$address_key = get_user_meta($current_id, 'address_current', true);
if (in_array($address_key, ['address1', 'address1', 'address3', 'address4'])) {
    $address_value = get_user_meta($current_id, $address_key, true);
} else {
    $address_value = "";
}
$address = array(
    'first_name' => $current_user->data->user_nicename,
    'last_name' => $current_user->data->user_nicename,
    'company' => " ",
    'email' => get_user_meta($current_id, 'user_email', true),
    'phone' => get_user_meta($current_id, 'user_phone', true),
    'address_1' => $address_value,
    'address_2' => " ",
    'city' => " ",
    'state' => " ",
    'postcode' => " ",
    'country' => " ",
);

$res = $address;

$order = wc_create_order($order_args);

foreach ($data_form['order_products'] as $a) {
    $order->add_product(wc_get_product($a['product_id']), $a['product_num']);
}

$order->set_address($address, 'billing');
$order->set_address($address, 'shipping');

$order->calculate_totals();

if (!empty($_FILES['pay_file'])) {
    //保存文件並保留備註
    $uploadedfile = $_FILES['pay_file'];
    $filename = basename($uploadedfile['name']);
    $etx = strtolower(pathinfo($filename, PATHINFO_EXTENSION));

    $attachment_id = media_handle_upload('pay_file', 0);

    if (!is_wp_error($attachment_id)) {
        $post = get_post($attachment_id);
        $note = '<img style="width:100%" src="' . $post->guid . '">';
        $order->add_order_note($note);
        $order->update_status("processing");
    } else {
        $rc = 2;
        $msg = 'upload fail';
        $order->update_status("pending");
    }
} else {
    $order->update_status("pending");
}

// 修改購物車狀態
if (is_array($data_form['cart_id'])) {
    foreach ($data_form['cart_id'] as $cart_id) {
        $res = $wpdb->update('food_cart', [
            'status' => 2
        ], [
            'id' => $cart_id
        ]);
    }
}