<?php
/**
 * 通过cate获取指定数量产品
 */
$tabs = new stdClass();

$args = array(
    'taxonomy' => 'product_cat',
    'hide_empty' => 0
);
$tabs->productCat = array();
$productTabs = get_terms('product_cat', $args);

foreach ($productTabs as $key => $value) {
    if ($value->name != 'Uncategorized') {
        array_push($tabs->productCat, $value->name);
    }
}
//print_r($tabs->productCat);

$limit = empty($_POST['limit']) ? 6 : intval($_POST['limit']);
$page_num = empty($_POST['page_num']) ? 1 : intval($_POST['page_num']);

$result = [];
$args = array('category' => $_POST['cate'], 'orderby' => 'name', 'limit' => $limit, 'page' => $page_num);
$products = wc_get_products($args);

//$products = WC_Product_Query($args);

//$products = wc_get_products(array(
////    'include' => array( 77, 78, 79 ),
//    'category' => array( '首頁專區' ),
//    'limit' => -1,
//    'status' => 'publish',
//));
//print_r($products);

foreach ($products as $product) {
    $data = new stdClass();
    $imageId = $product->get_image_id();
    // var_dump($imageId);
    $image_arr = wp_get_attachment_image_src($imageId, "full");
    // var_dump($image_arr);

    if (!empty($image_arr) && is_array($image_arr)) {
        $image = $image_arr[0];
    } else {
        $image = "";
    }

    $data->id = $product->get_id();
    $data->img_url = $image;
    $data->product_name = $product->get_name();
    $arr = $product->get_category_ids();
    if (count($arr) >= 2) {
        $catelist = [];
        foreach ($arr as $a) {
            $std = new stdClass();
            $std = $wpdb->get_var($wpdb->prepare("select name from `wp_terms` where term_id=%d", $a));
            array_push($catelist, $std);
        }
        $data->cate = $catelist;
        $data->cate_single = $catelist[0];
    } else {
        $data->cate_single = $wpdb->get_var($wpdb->prepare("select name from `wp_terms` where term_id=%d", $product->get_category_ids()));
        $data->cate = [$data->cate_single];
    }
    $data->product_price = $product->get_price();
    $data->sale_price = $product->get_sale_price();
    $data->regular_price = empty($product->get_regular_price()) ? '0' : $product->get_regular_price();
    $data->description = $product->get_description();
    array_push($result, $data);
}
$res = $result;