<?php
// 应用公共文件
use app\common\logic\TableDataLogic;
use app\common\model\goods_category\GoodsCategory;
use app\common\model\setting\PostageRegion;
use app\common\service\FileService;
use GuzzleHttp\Client;
use GuzzleHttp\Exception\GuzzleException;
use think\facade\Log;
use think\helper\Str;

/**
 * 生成图形验证码
 */
function generateCaptcha() {
    // 配置参数
    $width = 120;       // 图像宽度
    $height = 40;       // 图像高度
    $characters = 4;    // 验证码字符数量
    $font_size = 20;    // 字体大小

    // 允许的字符（去除易混淆的字符如0、O、1、l等）
    //$allowed_chars = '23456789abcdefghjkmnpqrstuvwxyzABCDEFGHJKMNPQRSTUVWXYZ';
    $allowed_chars = '0123456789';

    // 生成随机验证码
    $code = '';
    for ($i = 0; $i < $characters; $i++) {
        $code .= $allowed_chars[rand(0, strlen($allowed_chars) - 1)];
    }
    //$code = strtolower($code); // 转换为小写字母

    // 创建图像资源
    $image = imagecreatetruecolor($width, $height);

    // 设置背景色为白色
    $bg_color = imagecolorallocate($image, 255, 255, 255);
    imagefill($image, 0, 0, $bg_color);

    // 添加干扰线
    for ($i = 0; $i < 5; $i++) {
        $line_color = imagecolorallocate($image, rand(100, 200), rand(100, 200), rand(100, 200));
        imageline($image, rand(0, $width), rand(0, $height), rand(0, $width), rand(0, $height), $line_color);
    }

    // 添加噪点
    for ($i = 0; $i < 100; $i++) {
        $pixel_color = imagecolorallocate($image, rand(150, 255), rand(150, 255), rand(150, 255));
        imagesetpixel($image, rand(0, $width), rand(0, $height), $pixel_color);
    }

    // 绘制验证码字符
    for ($i = 0; $i < $characters; $i++) {
        $text_color = imagecolorallocate($image, rand(0, 100), rand(0, 100), rand(0, 100));
        $x = 15 + ($i * ($width - 30) / $characters);
        $y = rand($font_size + 5, $height - 5);
        $angle = rand(-20, 20); // 随机旋转角度
        imagettftext($image, $font_size, $angle, (int)$x, (int)$y, $text_color, './static/fonts/arial.ttf', $code[$i]);
    }

    // 捕获图像到输出缓冲区
    ob_start();
    imagepng($image);
    $imageData = ob_get_contents();
    ob_end_clean();

    // 销毁图像资源
    imagedestroy($image);

    // 转换为Base64编码
    $base64Image = base64_encode($imageData);

    return [
        'captcha' => $code,
        'image' => 'data:image/png;base64,' . $base64Image,
        'size' => strlen($imageData),
    ];
}

/**
 * 根据经纬度获取详细地址（高德地图逆地理编码）
 * @param float $lon 经度
 * @param float $lat 纬度
 * @return array 地址信息或错误信息
 */
function getAddressByLatLng($lon, $lat) {
    // 校验经纬度格式
    if (!is_numeric($lat) || !is_numeric($lon)) {
        return '';
    }

    // 高德地图 API 密钥，需替换为你自己的密钥
    $apiKey = 'eff1cbbaf5dd3c1cdcad2c1ed97b85e5';
    // 构造请求参数
    $params = [
        'key' => $apiKey,
        'location' => "{$lon},{$lat}",
        'extensions' => 'all', // 返回详细信息
        'output' => 'json'
    ];

    // 构建请求URL
    $requestUrl = "https://restapi.amap.com/v3/geocode/regeo?" . http_build_query($params);
    $data = http_request($requestUrl, [], []);
    // 检查 API 调用是否成功
    if ($data['status'] === '1') {
        // 获取经纬度
        $address = $data['regeocode']['formatted_address'];
        return $address;
    } else {
        return '';
    }
}

/**
 * 根据地址获取经纬度
 */
function get_address_lat_lng($address) {
    // 高德地图 API 密钥，需替换为你自己的密钥
    $apiKey = 'eff1cbbaf5dd3c1cdcad2c1ed97b85e5';

    // // 构建 API 请求 URL(地理编码接口：通过地址获取经纬度，目前是经常出错)
    // $apiUrl = 'https://restapi.amap.com/v3/geocode/geo?';
    // $params = [
    //     'address' => $address,
    //     'key' => $apiKey
    // ];

    // 构建 API 请求 URL(关键字搜索接口)
    $apiUrl = 'https://restapi.amap.com/v3/place/text?';
    $params = [
        'keywords' => $address,
        'key' => $apiKey,
        'offset' => 2, 
        'page' => 1, // 页码，从1开始
    ];

    $requestUrl = $apiUrl . http_build_query($params);
    $data = http_request($requestUrl, [], []);
    // 检查 API 调用是否成功
    if ($data['status'] === '1' && $data['count'] > 0 && !empty($data['pois'])) {
        // 获取经纬度
        // $location = $data['geocodes'][0]['location'];
        // list($lon, $lat) = explode(',', $location);

        $pois = current($data['pois']);
        $location = explode(",",$pois['location']);
        return [
            'lon' => $location[0],
            'lat' => $location[1],
        ];
    } else {
        return [];
    }
}

/**
 * 计算两点之间的距离
 */
function haversineDistance($lat1, $lon1, $lat2, $lon2) {
    // 地球平均半径，单位：千米
    $R = 6371;
    // 将角度转换为弧度
    $lat1 = deg2rad($lat1);
    $lon1 = deg2rad($lon1);
    $lat2 = deg2rad($lat2);
    $lon2 = deg2rad($lon2);
    // 计算纬度和经度的差值
    $dLat = $lat2 - $lat1;
    $dLon = $lon2 - $lon1;
    // Haversine 公式的计算步骤
    $a = sin($dLat / 2) * sin($dLat / 2) +
         cos($lat1) * cos($lat2) * sin($dLon / 2) * sin($dLon / 2);
    $c = 2 * atan2(sqrt($a), sqrt(1 - $a));
    // 计算距离
    $distance = $R * $c;
    return $distance;
}

/**
 * @notes 生成密码加密密钥
 * @param string $plaintext
 * @param string $salt
 * @return string
 * @author 段誉
 * @date 2021/12/28 18:24
 */
function create_password(string $plaintext, string $salt) : string
{
    return md5($salt . md5($plaintext . $salt));
}


/**
 * @notes 随机生成token值
 * @param string $extra
 * @return string
 * @author 段誉
 * @date 2021/12/28 18:24
 */
function create_token(string $extra = '') : string
{
    $salt = env('project.unique_identification', 'likeadmin');
    $encryptSalt = md5( $salt . uniqid());
    return md5($salt . $extra . time() . $encryptSalt);
}


/**
 * @notes 截取某字符字符串
 * @param $str
 * @param string $symbol
 * @return string
 * @author 段誉
 * @date 2021/12/28 18:24
 */
function substr_symbol_behind($str, $symbol = '.') : string
{
    $result = strripos($str, $symbol);
    if ($result === false) {
        return $str;
    }
    return substr($str, $result + 1);
}


/**
 * @notes 对比php版本
 * @param string $version
 * @return bool
 * @author 段誉
 * @date 2021/12/28 18:27
 */
function compare_php(string $version) : bool
{
    return version_compare(PHP_VERSION, $version) >= 0 ? true : false;
}


/**
 * @notes 检查文件是否可写
 * @param string $dir
 * @return bool
 * @author 段誉
 * @date 2021/12/28 18:27
 */
function check_dir_write(string $dir = '') : bool
{
    $route = root_path() . '/' . $dir;
    return is_writable($route);
}


/**
 * 多级线性结构排序
 * 转换前：
 * [{"id":1,"pid":0,"name":"a"},{"id":2,"pid":0,"name":"b"},{"id":3,"pid":1,"name":"c"},
 * {"id":4,"pid":2,"name":"d"},{"id":5,"pid":4,"name":"e"},{"id":6,"pid":5,"name":"f"},
 * {"id":7,"pid":3,"name":"g"}]
 * 转换后：
 * [{"id":1,"pid":0,"name":"a","level":1},{"id":3,"pid":1,"name":"c","level":2},{"id":7,"pid":3,"name":"g","level":3},
 * {"id":2,"pid":0,"name":"b","level":1},{"id":4,"pid":2,"name":"d","level":2},{"id":5,"pid":4,"name":"e","level":3},
 * {"id":6,"pid":5,"name":"f","level":4}]
 * @param array $data 线性结构数组
 * @param string $symbol 名称前面加符号
 * @param string $name 名称
 * @param string $id_name 数组id名
 * @param string $parent_id_name 数组祖先id名
 * @param int $level 此值请勿给参数
 * @param int $parent_id 此值请勿给参数
 * @return array
 */
function linear_to_tree($data, $sub_key_name = 'sub', $id_name = 'id', $parent_id_name = 'pid', $parent_id = 0)
{
    $tree = [];
    foreach ($data as $row) {
        if ($row[$parent_id_name] == $parent_id) {
            $temp = $row;
            $child = linear_to_tree($data, $sub_key_name, $id_name, $parent_id_name, $row[$id_name]);
            if ($child) {
                $temp[$sub_key_name] = $child;
            }
            $tree[] = $temp;
        }
    }
    return $tree;
}

/**
 * 根据父级ID获取所有子集的值
 * @param $data
 * @param $pid
 * @param $idField
 * @param $pidField
 * @return array
 */
function get_tree_ids($data,$pid = 0, $idField = 'id',$pidField = 'pid')
{

    $child = [];
    foreach($data as $val){
        if ($val[$pidField] == $pid) {
            $children = get_tree_ids($data, $val[$idField],$idField,$pidField,);
            if ( count($children) > 0) {
                $child = array_merge($child,$children);
            }
            $child[] = $val['id'];
        }
    }
    return $child;
}
function get_top_parent_info($data, $id, $idField = 'id', $pidField = 'pid' , $parentLevel = 0)
{
    foreach ($data as $item) {
        if ($item[$idField] == $id) {
            if ($item[$pidField] == $parentLevel) {
                return $item;
            } else {
                return get_top_parent_info($data, $item[$pidField], $idField, $pidField);
            }
        }
    }
    return null;
}
/**
 * 根据子集的值获取所有最高父级信息
 * @param $data
 * @param $pid
 * @param $idField
 * @param $pidField
 * @return array
 */
function get_parent_info($data,$ids = [])
{
    $res = [];
    foreach ($ids as $item) {
        $topParentInfo = get_top_parent_info($data, $item);
        if ($topParentInfo !== null) {
            $res[$topParentInfo['id']] = $topParentInfo;
        }
    }
    return $res;
}

/**
 * @notes 删除目标目录
 * @param $path
 * @param $delDir
 * @return bool|void
 * @author 段誉
 * @date 2022/4/8 16:30
 */
function del_target_dir($path, $delDir)
{
    //没找到，不处理
    if (!file_exists($path)) {
        return false;
    }

    //打开目录句柄
    $handle = opendir($path);
    if ($handle) {
        while (false !== ($item = readdir($handle))) {
            if ($item != "." && $item != "..") {
                if (is_dir("$path/$item")) {
                    del_target_dir("$path/$item", $delDir);
                } else {
                    unlink("$path/$item");
                }
            }
        }
        closedir($handle);
        if ($delDir) {
            return rmdir($path);
        }
    } else {
        if (file_exists($path)) {
            return unlink($path);
        }
        return false;
    }
}


/**
 * @notes 下载文件
 * @param $url
 * @param $saveDir
 * @param $fileName
 * @return string
 * @author 段誉
 * @date 2022/9/16 9:53
 */
function download_file($url, $saveDir, $fileName)
{
    if (!file_exists($saveDir)) {
        mkdir($saveDir, 0775, true);
    }
    $fileSrc = $saveDir . $fileName;
    file_exists($fileSrc) && unlink($fileSrc);
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, $url);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 30);
    $file = curl_exec($ch);
    curl_close($ch);
    $resource = fopen($fileSrc, 'a');
    fwrite($resource, $file);
    fclose($resource);
    if (filesize($fileSrc) == 0) {
        unlink($fileSrc);
        return '';
    }
    return $fileSrc;
}


/**
 * @notes 去除内容图片域名
 * @param $content
 * @return array|string|string[]
 * @author 段誉
 * @date 2022/9/26 10:43
 */
function clear_file_domain($content)
{
    $fileUrl = FileService::getFileUrl();
    $pattern = '/<img[^>]*\bsrc=["\']'.preg_quote($fileUrl, '/').'([^"\']+)["\']/i';
    return preg_replace($pattern, '<img src="$1"', $content);
}

/**
 * @notes 设置内容图片域名
 * @param $content
 * @return array|string|string[]|null
 * @author 段誉
 * @date 2024/2/5 16:36
 */
function get_file_domain($content)
{
    $imgPreg = '/(<img .*?src=")[^https|^http](.*?)(".*?>)/is';
    $videoPreg = '/(<video .*?src=")[^https|^http](.*?\.mp4)(".*?>)/is';
    $fileUrl = FileService::getFileUrl();
    $content = preg_replace($imgPreg, "\${1}$fileUrl\${2}\${3}", $content);
    return preg_replace($videoPreg, "\${1}$fileUrl\${2}\${3}", $content);
}


/**
 * @notes uri小写
 * @param $data
 * @return array|string[]
 * @author 段誉
 * @date 2022/7/19 14:50
 */
function lower_uri($data)
{
    if (!is_array($data)) {
        $data = [$data];
    }
    return array_map(function ($item) {
        return strtolower(Str::camel($item));
    }, $data);
}


/**
 * @notes 获取无前缀数据表名
 * @param $tableName
 * @return mixed|string
 * @author 段誉
 * @date 2022/12/12 15:23
 */
function get_no_prefix_table_name($tableName)
{
    $tablePrefix = config('database.connections.mysql.prefix');
    $prefixIndex = strpos($tableName, $tablePrefix);
    if ($prefixIndex !== 0 || $prefixIndex === false) {
        return $tableName;
    }
    $tableName = substr_replace($tableName, '', 0, strlen($tablePrefix));
    return trim($tableName);
}


/**
 * @notes 生成编码
 * @param $table
 * @param $field
 * @param string $prefix
 * @param int $randSuffixLength
 * @param array $pool
 * @return string
 * @author 段誉
 * @date 2023/2/23 11:35
 */
function generate_sn($table, $field, $prefix = '', $randSuffixLength = 4, $pool = []) : string
{
    $suffix = '';
    for ($i = 0; $i < $randSuffixLength; $i++) {
        if (empty($pool)) {
            $suffix .= rand(0, 9);
        } else {
            $suffix .= $pool[array_rand($pool)];
        }
    }
    $sn = $prefix . date('YmdHis') . $suffix;
    if (app()->make($table)->where($field, $sn)->find()) {
        return generate_sn($table, $field, $prefix, $randSuffixLength, $pool);
    }
    return $sn;
}


/**
 * @notes 格式化金额
 * @param $float
 * @return int|mixed|string
 * @author 段誉
 * @date 2023/2/24 11:20
 */
function format_amount($float)
{
    if ($float == intval($float)) {
        return intval($float);
    } elseif ($float == sprintf('%.1f', $float)) {
        return sprintf('%.1f', $float);
    }
    return $float;
}

/**
 * curl提交
 * @param $str
 * @return string
 */
function http_request($url , $data = NULL ,$header = NULL)
{
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, $url);
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
    curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);

    if (!empty($data)){
        curl_setopt($ch, CURLOPT_POST, 1);
        curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
    }
    if(!empty($header)){
        curl_setopt($ch, CURLOPT_HTTPHEADER, $header);
    }

    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    $output = curl_exec($ch);
    // 检查是否有错误发生
    if(curl_errno($ch))
    {
        echo 'CURL ERROR CODE: '. curl_errno($ch) . ' , reason : ' . curl_error($ch);
    }
    curl_close($ch);

    $jsoninfo = json_decode($output , true);

    return $jsoninfo;
}


/**
 * sql语句打印
 * 需要打印sql时将record_sql()方法放到sql语句之前，或 config.database.trigger_sql设置为true
 */
function record_sql()
{
    if(!config("database.connections.mysql.trigger_sql")){
        $config = config('database');
        $config['connections']['mysql']['trigger_sql'] = true;
        app()->config->set($config,'database');
    }
    \think\facade\Db::listen(function ($sql,$time,$connection) {
        if(strpos($sql,'CONNECT') !== false){
            return;
        }
        if(strpos($sql,'SHOW FULL') !== false){
            return;
        }
        \think\facade\Log::debug( '打印sql: '.$sql. ' time:'.$time);
    });
}

// 前三后四星号字符
function asteriskString($str) {
    if (strlen($str) > 7) {
        return substr($str, 0, 3) . '****' . substr($str, -4, 4);
    } else {
        return $str;
    }
}
// 详细地址裁剪省略
function addressOmit($address) {
    if (iconv_strlen($address)>15) {
        return (mb_substr($address,0,15,'UTF-8').'...');
    } else {
        return $address;
    }
}

function getPostageRegion($ids = []) {
    $id_str = '';
    if(!empty($ids)){
        $id_str = implode(',',$ids);
    }
    $lists = cache('postageRegion'.$id_str);
    if(empty($lists)){
        $lists = PostageRegion::field(['*']);
        if(!empty($id_str)){
            $lists = $lists->whereIn('id',$ids);
        }
        $lists = $lists->select()->toArray();
        cache('postageRegion'.$id_str,$lists);
    }
    return $lists;
}
// 通过市查询省id
function getProvinceByCityId($city_id) {
    $postageRegion = array_column(getPostageRegion([$city_id]), null, 'id');
    return $postageRegion[$city_id]['pid'];
}
// 获取随机字符串
function generateRandomString($length = 8,$basic_method = 4) {
    $characters = '';
    $num = '0123456789';
    $lowercase_letters = 'abcdefghijklmnopqrstuvwxyz';
    $capital_letters = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ';
    switch ($basic_method){
        case 1:
            $characters = $num;
            break;
        case 2:
            $characters = $lowercase_letters;
            break;
        case 3:
            $characters = $num.$lowercase_letters;
            break;
        case 4:
            $characters = $num.$lowercase_letters.$capital_letters;
            break;
    }
    $charactersLength = strlen($characters);
    $randomString = '';
    for ($i = 0; $i < $length; $i++) {
        $randomString .= $characters[rand(0, $charactersLength - 1)];
    }
    return $randomString;
}
/**
 * 判断点是否在多边形内
 * @param $point
 * @param $polygon
 * @return bool
 */
function isPointInPolygon($point, $polygon) {
    $x = $point['lng'];
    $y = $point['lat'];
    $inside = false;
    $j = count($polygon) - 1;
    for ($i = 0; $i < count($polygon); $i++) {
        $xi = $polygon[$i][0];
        $yi = $polygon[$i][1];
        $xj = $polygon[$j][0];
        $yj = $polygon[$j][1];
        $intersect = (($yi > $y) != ($yj > $y))
            && ($x < ($xj - $xi) * ($y - $yi) / ($yj - $yi) + $xi);
        if ($intersect) {
            $inside = !$inside;
        }
        $j = $i;
    }
    return $inside;
}

/**
 * 获取自己和上级id
 * @param $point
 * @param $polygon
 * @return bool
 */
function getSuperiorId($all_category,$id,&$all_category_ids)
{
    $all_category_ids[] = $id;
    $tmp_pid = $all_category[$id];
    if($tmp_pid > 0) {
        getSuperiorId($all_category,$tmp_pid,$all_category_ids);
    }
    return $all_category_ids;
}

/**
 * 获取子分类上级返回树
 * @param $category_ids array 分类id数组
 * @return array 分类树结构
 */
function getSuperiorCategoryTree($category_ids)
{
    $all_category = GoodsCategory::where('status', 1)->column('pid', 'id');
    $all_category_ids = [];
    foreach ($category_ids as $v) {
        getSuperiorId($all_category,$v,$all_category_ids);
    }
    $tree_data = GoodsCategory::field('id,pid,name')
        ->where('status', 1)
        ->whereIn('id', array_unique($all_category_ids))
        ->select()
        ->toArray();
    return linear_to_tree($tree_data, 'children');
}
// 获取选项数据
function getOptionDataByTable($table) {
    if (method_exists(TableDataLogic::class, $table)) {
        $lists = TableDataLogic::$table();
    }
    return $lists??[];
}


//加密函数
function encrypt($data, $key) {
    // 生成一个初始化向量(iv)
    $iv = openssl_random_pseudo_bytes(openssl_cipher_iv_length('aes-256-cbc'));
    // 使用AES-256-CBC加密模式进行加密
    $encrypted = openssl_encrypt($data, 'aes-256-cbc', $key, 0, $iv);
    // 返回加密后的数据与IV的组合，方便解密时使用
    return rtrim(strtr(base64_encode($encrypted . '::' . $iv), '+/', '-_'), '=');
}

//解密函数
function decrypt($data, $key) {
    try {
        // 将 URL 安全的 Base64 编码的数据解码
        $decoded = base64_decode(strtr($data, '-_', '+/'));
        list($encrypted_data, $iv) = explode('::', $decoded, 2);

        // 检查 IV 长度是否正确
        $expectedIvLength = openssl_cipher_iv_length('aes-256-cbc');
        if (strlen($iv) !== $expectedIvLength) {
            throw new Exception("IV length is incorrect. Expected {$expectedIvLength} bytes, got " . strlen($iv));
        }

        // 使用相同的密钥和 IV 来解密数据
        $decrypted = openssl_decrypt($encrypted_data, 'aes-256-cbc', $key, 0, $iv);
        if ($decrypted === false) {
            throw new Exception("Decryption failed.");
        }
        return $decrypted;
    } catch (Exception $e) {
        // 捕获并处理异常
        throw new Exception('参数不合规: ' . $e->getMessage());
    }
}

/**
 * 日志格式化
 * @param $data
 * @return false|string|void
 * @author liugc <466014217@qq.com>
 */
function formatLogData($data){
    if(is_array($data)) return json_encode($data);
    if(is_object($data)) return json_encode((array)$data);
    if(is_bool($data)) return $data?'true':'false';
    if(is_string($data)) return $data;
}
function commonHttpClient(string $url, array $params, string $requestType='post', string $dataContentType = '',array $headers = [], int $timeout = 5) {
    try {
        $client = new Client(['verify' => false,'timeout' => $timeout]);
        Log::info(request()->secureKey().':http_rqs:'.formatLogData(['url' => $url,'params' => $params,'requestType' => $requestType,'dataContentType' => $dataContentType,'headers' => $headers,'timeout' => $timeout]));
        if($requestType === 'get'){
            $response = $client->request('GET', $url.'?'.http_build_query($params));
        }elseif ($requestType === 'post'){
            $response = $client->request('POST', $url, [
                $dataContentType => $params,
                'headers' => $headers
            ]);
        }else{
            return [];
        }
        if($response->getStatusCode() === 200){
            $body = $response->getBody()->getContents();
            $result = json_decode($body,true);
        }else{
            Log::info(request()->secureKey().':http_response:'.formatLogData($response));
            $result = [];
        }
        //Log::info(request()->secureKey().':http_result:'.formatLogData($result));
        return $result;
    } catch (GuzzleException $e) {
        Log::info(request()->secureKey().':http_error:'.formatLogData($e->getMessage()));
        return [];
    }
}