qasimBlog/app/Support/helpers.php

<?php

use Illuminate\Http\JsonResponse;

/**
 * 获取毫秒
 *
 * @return int
 */
if (!function_exists('millisecond')) {
    function millisecond(): int
    {
        return intval(microtime(true) * 1000);
    }
}

/**
 * 下划线转驼峰
 *
 * @param $str
 * @return string|null
 */
if (!function_exists('convertUnderline')) {
    function convertUnderline($str): string|null
    {
        return preg_replace_callback('/([-_]+([a-z]{1}))/i', function ($matches) {
            return strtoupper($matches[2]);
        }, $str);
    }
}

/**
 * 驼峰转下划线
 *
 * @param $str
 * @return string|null
 */
if (!function_exists('humpToLine')) {
    function humpToLine($str): string|null
    {
        return preg_replace_callback('/([A-Z]{1})/', function ($matches) {
            return '_' . strtolower($matches[0]);
        }, $str);
    }
}

###################################################
#### 相关 ##################################
###################################################

/**
 * 返回错误信息
 *
 * @param  $code
 * @param  $message
 * @param string $data
 * @return String
 */
if (!function_exists('responseMessage')) {
    function responseMessage($code, $message, $data = ''): JsonResponse
    {
        $result = backJson($code, $message, $data);
        return response()->json($result);
    }
}

if (!function_exists('backJson')) {
    /**
     * @param $code
     * @param $message
     * @param string $data
     * @return array
     */
    function backJson($code, $message, $data = ''): array
    {
        $flag = $code >= 0 && $code < 2000;
        return [
            'code' => $flag ? 0 : $code,
            'error' => !$flag,
            'msg' => $message,
            'result' => $data,
        ];
    }
}

###################################################
#### 商品相关的函数 ##################################
###################################################

/**
 * 获取sku的价格区间
 *
 * @param $relates
 * @return array
 */
if (!function_exists('getBetweenPrice')) {
    function getBetweenPrice($relates): array
    {
        $priceMin = 0;
        $priceMax = 0;
        $priceMarketMin = 0;
        $priceMarketMax = 0;
        $stockMin = 0;
        $stockMax = 0;

        foreach ($relates as $key => $row) {
            if ($key == 0) {
                $priceMin = $row['sku_price'] ?? 0;
                $priceMarketMin = $row['sku_market_price'] ?? 0;
                $stockMin = $row['sku_num'] ?? 0;
            } else {
                $priceMin = min($row['sku_price'] ?? 0, $priceMin);
                $priceMarketMin = min($row['sku_market_price'] ?? 0, $priceMarketMin);
                $stockMin = min($row['sku_num'] ?? 0, $stockMin);
            }

            $priceMax = max($row['sku_price'] ?? 0, $priceMax);
            $priceMarketMax = max($row['sku_market_price'] ?? 0, $priceMarketMax);
            $stockMax = max($row['sku_num'] ?? 0, $stockMax);
        }

        return [
            'priceMin' => $priceMin,
            'priceMax' => $priceMax,
            'priceMarketMin' => $priceMarketMin,
            'priceMarketMax' => $priceMarketMax,
            'stockMin' => $stockMin,
            'stockMax' => $stockMax,
        ];
    }
}

/**
 * 获取产品的价格，有sku,没有sku的
 */
if (!function_exists('getPrice')) {
    function getPrice($item)
    {
        $price = $item['price'];
        $product_sku = $item['product_sku'];
        //如果存在sku,则根据sku计算价格
        $sku = $item['sku'];

        if ($sku && $product_sku) {
            $product_sku = json_decode($product_sku, true);
            if (!empty($sku['spec'])) {
                $price = 0;
                $relateArr = $sku['relates'] ?? '';
                if ($relateArr) {
                    foreach ($relateArr as $row) {
                        $idArr = $row['id'];
                        if (empty(array_diff($product_sku, $idArr))) {
                            $price = $row['sku_price'];
                            break;
                        }
                    }
                } else {
                }
            }
        }

        return $price;
    }
}

/**
 * 获取库存数据
 *
 * @param $item
 * @return int
 */
if (!function_exists('getStock')) {
    function getStock($item)
    {
        $stock = $item['stock'];
        $product_sku = $item['product_sku']; // 购买的sku
        //如果存在sku,则根据sku计算价格
        $sku = $item['sku'];

        if ($sku && $product_sku) {
            $product_sku = json_decode($product_sku, true);
            if (!empty($sku['spec'])) {
                $stock = 0;
                $relateArr = $sku['relates'] ?? '';
                if ($relateArr) {
                    foreach ($relateArr as $row) {
                        $idArr = $row['id'];
                        if (empty(array_diff($product_sku, $idArr))) {
                            $stock = $row['sku_num'];
                            break;
                        }
                    }
                }
            }
        }

        return $stock;
    }
}
/**
 * 如果存在规格,获取规格的信息
 */
if (!function_exists('getSpec')) {
    function getSpec($item)
    {
        $product_sku = $item['product_sku'];
        $sku = $item['sku'];
        $nameArr = [];

        if ($sku && $product_sku) {
            $product_sku = json_decode($product_sku, true);
            $specArr = $sku['spec'] ?? '';

            foreach ($product_sku as $val) {
                if ($specArr) {
                    foreach ($specArr as $row) {
                        $children = $row['children'];
                        foreach ($children as $item) {
                            if ($item['pssv_id'] == $val) {
                                $nameArr[] = $item['value'];
                            }
                        }
                    }
                }
            }
        }

        return implode(';', $nameArr);
    }
}

/**
 * 随机生成订单号
 *
 * @return string
 */
if (!function_exists('createNewOrderNo')) {
    function createNewOrderNo()
    {
        return date('ymd') .  //180824  6位
            substr(time(), -4) .      //秒 4位
            substr(microtime(), 2, 2) .  //微妙2位
            mt_rand(1111, 9999);  //4位
    }
}

if (!function_exists('getRealIp')) {
    function getRealIp()
    {
        if (getenv("HTTP_CLIENT_IP") && strcasecmp(getenv("HTTP_CLIENT_IP"), "unknown")) $ip = getenv("HTTP_CLIENT_IP");
        else if (getenv("HTTP_X_FORWARDED_FOR") && strcasecmp(getenv("HTTP_X_FORWARDED_FOR"), "unknown")) $ip = getenv("HTTP_X_FORWARDED_FOR");
        else if (getenv("REMOTE_ADDR") && strcasecmp(getenv("REMOTE_ADDR"), "unknown")) $ip = getenv("REMOTE_ADDR");
        else if (isset($_SERVER['REMOTE_ADDR']) && $_SERVER['REMOTE_ADDR'] && strcasecmp($_SERVER['REMOTE_ADDR'], "unknown")) $ip = $_SERVER['REMOTE_ADDR'];
        else $ip = "unknown";
        return ($ip);
    }
}


if (!function_exists('arrToTree')) {
    /**
     * 递归实现无限极分类
     *
     * @param $arr
     * @param $pid
     * @param array $config ['parent_id' => 'parent_id', 'id' => 'id', 'name' => 'name']
     * @return array
     */
    function arrToTree($arr, $pid = 0, $config = [])
    {
        static $tree = [];
        $key_parent_id = $config['parent_id'] ?? 'parent_id';
        $key_id = $config['id'] ?? 'id';
        $key_name = $config['name'] ?? 'name';
        $step = $config['step'] ?? 0;

        foreach ($arr as $key => $val) {
            if ($val[$key_parent_id] == $pid) {
                $flg = str_repeat("       └―― ", $step);
                $val['name'] = $flg . $val[$key_name];
                $tree[] = $val;
                $config['step'] = $step + 1;
                arrToTree($arr, $val[$key_id], $config);
            }
        }
        return $tree;
    }
}

if (!function_exists('generateToTree')) {
    /**
     * 引用算法  生成父子树结构
     *
     * @param $array
     * @param $config ['parent_id' => 'parent_id', 'id' => 'id']
     * @return array
     */
    function generateToTree($array, $config = [])
    {
        $key_parent_id = $config['parent_id'] ?? 'parent_id';
        $key_id = $config['id'] ?? 'id';

        //第一步 构造数据
        $items = array();
        foreach ($array as $value) {
            $items[$value[$key_id]] = $value;
        }

        //第二部 遍历数据 生成树状结构
        $tree = array();
        foreach ($items as $key => $value) {
            if (isset($items[$value[$key_parent_id]])) {
                $items[$value[$key_parent_id]]['children'][] = &$items[$key];
            } else {
                $tree[] = &$items[$key];
            }
        }
        return $tree;
    }
}

if (!function_exists('getRandNumber')) {
    /**
     * 生成 12 位的随机码
     *
     * @param int $num
     * @return bool|string
     */
    function getRandNumber($num = 12)
    {
        return substr(md5(md5(microtime() . mt_rand()) . uniqid('', true)), mt_rand(0, 32 - $num), $num);
    }
}

/**
 * 判断是否是微信内部浏览器
 *
 * @return bool
 */
if (!function_exists('isWeixin')) {
    function isWeixin()
    {
        if (strpos($_SERVER['HTTP_USER_AGENT'], 'MicroMessenger') !== false) {
            return true;
        }
        return false;
    }
}

if (!function_exists('subtext')) {
    function subtext($text, $length)
    {
        if (mb_strlen($text, 'utf8') > $length) {
            return mb_substr($text, 0, $length, 'utf8') . '...';
        } else {
            return $text;
        }
    }
}

if (!function_exists('getBonusOdds')) {
    /**
     * 根据概率，获取中奖编号
     *
     * @param $proArr
     * @return int|string
     */
    function getBonusOdds($proArr)
    {
        $result = '';
        //概率数组的总概率精度
        $proSum = array_sum($proArr);

        //概率数组循环
        foreach ($proArr as $key => $proCur) {
            $randNum = mt_rand(1, $proSum);
            if ($randNum <= $proCur) {
                $result = $key;
                break;
            } else {
                $proSum -= $proCur;
            }
        }

        return $result;
    }
}

###################################################################################################
###################################################################################################

if (!function_exists('isMobile')) {
    function isMobile($mobile)
    {
        if (!is_numeric($mobile)) {
            return false;
        }
        return preg_match('#^13[\d]{9}$|^14[5,7]{1}\d{8}$|^15[^4]{1}\d{8}$|^16[\d]{9}$|^17[0,6,7,8]{1}\d{8}$|^18[\d]{9}$|^19[\d]{9}$#', $mobile) ? true : false;
    }
}

if (!function_exists('isEmail')) {
    /**
     * 验证email格式是否正确
     *
     * @param  $email
     * @return bool
     */
    function isEmail($email)
    {
        $pattern = "/([a-z0-9]*[-_.]?[a-z0-9]+)*@([a-z0-9]*[-_]?[a-z0-9]+)+[.][a-z]{2,3}([.][a-z]{2})?/i";
        if (preg_match($pattern, $email)) {
            return true;
        } else {
            return false;
        }
    }
}

if (!function_exists('hidestr')) {
    /**
     * 将一个字符串部分字符用$re替代隐藏
     *
     * @param string $string 待处理的字符串
     * @param int $start 规定在字符串的何处开始，
     *                        正数 -
     *                        在字符串的指定位置开始
     *                        负数 -
     *                        在从字符串结尾的指定位置开始
     *                        0 -
     *                        在字符串中的第一个字符处开始
     * @param int $length 可选。规定要隐藏的字符串长度。默认是直到字符串的结尾。
     *                        正数 - 从 start
     *                        参数所在的位置隐藏
     *                        负数 -
     *                        从字符串末端隐藏
     * @param string $re 替代符
     * @return string   处理后的字符串
     */
    function hidestr($string, $start = 0, $length = 0, $re = '*')
    {
        if (empty($string)) {
            return false;
        }
        $strarr = array();
        $mb_strlen = mb_strlen($string);
        while ($mb_strlen) { //循环把字符串变为数组
            $strarr[] = mb_substr($string, 0, 1, 'utf8');
            $string = mb_substr($string, 1, $mb_strlen, 'utf8');
            $mb_strlen = mb_strlen($string);
        }
        $strlen = count($strarr);
        $begin = $start >= 0 ? $start : ($strlen - abs($start));
        $end = $last = $strlen - 1;
        if ($length > 0) {
            $end = $begin + $length - 1;
        } elseif ($length < 0) {
            $end -= abs($length);
        }
        for ($i = $begin; $i <= $end; $i++) {
            $strarr[$i] = $re;
        }
        if ($begin >= $end || $begin >= $last || $end > $last) {
            return false;
        }
        return implode('', $strarr);
    }
}

if (!function_exists('toRoute')) {
    /**
     * 例子
     * toRoute('path/show');  # http://www.xx.com/currentBundle/path/show
     *
     * @param string $url
     * @param array $params
     * @param bool $scheme
     * @return string
     */
    function toRoute($url = '', $params = [], $scheme = null)
    {
        return url($url, $params, $scheme);
    }
}

////////////////////////////////////////////////////////////////////////////////////

if (!function_exists('asset_link')) {
    /**
     * @param  $url
     * @param string $version
     * @param string $urlName
     * @return string
     */
    function asset_link($url, $version = '', $urlName = 'default')
    {
        return asset($url);
    }
}

if (!function_exists('asset_css')) {
    /**
     * @param  $url
     * @param array $options
     * @param string $urlName
     * @return string
     */
    function asset_css($url, $options = [], $urlName = 'default')
    {
        return '<link href="' . asset($url) . '" rel="stylesheet" ' . renderTagAttributes($options) . '>';
    }
}

if (!function_exists('asset_js')) {
    /**
     * @param  $url
     * @param array $options
     * @param string $urlName
     * @return string
     */
    function asset_js($url, $options = [], $urlName = 'default')
    {
        return '<script src="' . asset($url) . '"></script>';
    }
}

if (!function_exists('asset_img')) {
    /**
     * @param  $url
     * @param array $options
     * @param string $urlName
     * @return string
     */
    function asset_img($url, $options = [], $urlName = 'default')
    {
        return '<img src="' . asset($url) . '" ' . renderTagAttributes($options) . '>';
    }
}

function route_info()
{
}

function renderTagAttributes($attributes)
{
    if (count($attributes) > 1) {
        $sorted = [];
        foreach ([
            'type', 'id', 'class', 'name', 'value',
            'href', 'src', 'action', 'method',
            'selected', 'checked', 'readonly', 'disabled', 'multiple',
            'size', 'maxlength', 'width', 'height', 'rows', 'cols',
            'alt', 'title', 'rel', 'media',
        ] as $name) {
            if (isset($attributes[$name])) {
                $sorted[$name] = $attributes[$name];
            }
        }
        $attributes = array_merge($sorted, $attributes);
    }

    $html = '';
    foreach ($attributes as $name => $value) {
        if (is_bool($value)) {
            if ($value) {
                $html .= " $name";
            }
        } elseif (is_array($value)) {
            if ($name === 'class') {
                if (empty($value)) {
                    continue;
                }
                $html .= " $name=\"" . htmlspecialchars(implode(' ', $value), ENT_QUOTES | ENT_SUBSTITUTE, 'UTF-8', true) . '"';
            } elseif ($name === 'style') {
                if (empty($value)) {
                    continue;
                }

                $result = '';
                foreach ($value as $name2 => $value2) {
                    $result .= "$name2: $value2; ";
                }
                $result = $result === '' ? null : rtrim($result);

                $html .= " $name=\"" . htmlspecialchars($result, ENT_QUOTES | ENT_SUBSTITUTE, 'UTF-8', true) . '"';
            } else {
                $html .= " $name='" . htmlspecialchars($value, JSON_UNESCAPED_UNICODE | JSON_HEX_QUOT | JSON_HEX_TAG | JSON_HEX_AMP | JSON_HEX_APOS) . "'";
            }
        } elseif ($value !== null) {
            $html .= " $name=\"" . htmlspecialchars($value, ENT_QUOTES | ENT_SUBSTITUTE, 'UTF-8', true) . '"';
        }
    }

    return $html;
}

if (!function_exists('subtext')) {
    function subtext($text, $length)
    {
        if (mb_strlen($text, 'utf8') > $length) {
            return mb_substr($text, 0, $length, 'utf8') . '...';
        } else {
            return $text;
        }
    }
}