<?php
// 应用公共文件

/**
 * 模拟GET请求 HTTPS的页面
 * @param string $url 请求地址
 * @param array $data
 * @return string $result
 */
function get(string $url, array $data = [])
{
    // 处理query参数
    if (!empty($data)) {
        $url = $url . '?' . http_build_query($data);
    }
    $curl = curl_init();
    curl_setopt($curl, CURLOPT_URL, $url);
    curl_setopt($curl, CURLOPT_HEADER, 0);
    curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE); // https请求 不验证证书和hosts
    $result = curl_exec($curl);
    if ($result === false) {
        curl_error($curl);
    }
    curl_close($curl);
    return $result;
}

/**
 * 模拟POST请求
 * @param string $url 请求地址
 * @param mixed $data 请求数据
 * @param false $useCert 是否引入微信支付证书
 * @param array $sslCert 证书路径
 * @return mixed|bool|string
 */
function post(string $url, $data = [], bool $useCert = false, array $sslCert = [])
{
    $header = [
        'Content-type: application/json;'
    ];
    $curl = curl_init();
    curl_setopt($curl, CURLOPT_URL, $url);
    curl_setopt($curl, CURLOPT_HTTPHEADER, $header);
    curl_setopt($curl, CURLOPT_HEADER, false);
    curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
    curl_setopt($curl, CURLOPT_POST, TRUE);
    curl_setopt($curl, CURLOPT_POSTFIELDS, $data);
    if ($useCert == true) {
        // 设置证书：cert 与 key 分别属于两个.pem文件
        curl_setopt($curl, CURLOPT_SSLCERTTYPE, 'PEM');
        curl_setopt($curl, CURLOPT_SSLCERT, $sslCert['certPem']);
        curl_setopt($curl, CURLOPT_SSLKEYTYPE, 'PEM');
        curl_setopt($curl, CURLOPT_SSLKEY, $sslCert['keyPem']);
    }
    $result = curl_exec($curl);
    if ($result === false) {
        curl_error($curl);
    }
    curl_close($curl);
    return $result;
}

/**
 * 模拟POST请求
 * @param string $url 请求地址
 * @param mixed $data 请求数据
 * @param false $useCert 是否引入微信支付证书
 * @param array $sslCert 证书路径
 * @return mixed|bool|string
 */
function postToken(string $url, $data = [], bool $useCert = false, array $sslCert = [],string $token)
{
    $header = [
        'Content-type: application/json;',
        "access_token: {$token}"
    ];
    $curl = curl_init();
    curl_setopt($curl, CURLOPT_URL, $url);
    curl_setopt($curl, CURLOPT_HTTPHEADER, $header);
    curl_setopt($curl, CURLOPT_HEADER, false);
    curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
    curl_setopt($curl, CURLOPT_POST, TRUE);
    curl_setopt($curl, CURLOPT_POSTFIELDS, $data);
    if ($useCert == true) {
        // 设置证书：cert 与 key 分别属于两个.pem文件
        curl_setopt($curl, CURLOPT_SSLCERTTYPE, 'PEM');
        curl_setopt($curl, CURLOPT_SSLCERT, $sslCert['certPem']);
        curl_setopt($curl, CURLOPT_SSLKEYTYPE, 'PEM');
        curl_setopt($curl, CURLOPT_SSLKEY, $sslCert['keyPem']);
    }
    $result = curl_exec($curl);
    if ($result === false) {
        curl_error($curl);
    }
    curl_close($curl);
    return $result;
}

/**
 * 模拟POST请求 [第二种方式,]
 * @param $url
 * @param array $data
 * @return mixed
 */
function post2($url, array $data = [])
{
    $header = [
        'Content-Type: application/x-www-form-urlencoded'
    ];
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, $url);
    curl_setopt($ch, CURLOPT_HTTPHEADER, $header);
    curl_setopt($ch, CURLOPT_POST, true);
    curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($data));
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);//这个是重点。
    $result = curl_exec($ch);
    if ($result === false) {
        curl_error($ch);
    }
    curl_close($ch);
    return $result;
}

function getStartAndEndDatetime($period) {
    switch ($period) {
        case 'today':
            $startDatetime = strtotime('today');
            $endDatetime = strtotime('tomorrow - 1 second');
            break;
        case 'this_week':
            $startDatetime = strtotime('this week');
            $endDatetime = strtotime('next week - 1 second');
            break;
        case 'this_month':
            $startDatetime = strtotime('first day of this month');
            $endDatetime = strtotime('first day of next month - 1 second');
            break;
        case 'this_year':
            $startDatetime = strtotime('first day of January this year');
            $endDatetime = strtotime('first day of January next year - 1 second');
            break;
        default:
            return null;
    }

    $startDatetimeStr = date('Y-m-d H:i:s', $startDatetime);
    $endDatetimeStr = date('Y-m-d H:i:s', $endDatetime);

    return [
        'start_datetime' => $startDatetimeStr,
        'end_datetime' => $endDatetimeStr
    ];
}

function getTargetDate($granularity = 'all') {

    $data = [];

    if ($granularity === 'day' || $granularity === 'all') {
        $date = $granularity !== 'all' ? $granularity : 'day';
        $data[$date] = [
            'start_time' => strtotime('today'),
            'end_time' => strtotime('tomorrow - 1 second'),
        ];
    }
    if ($granularity === 'week' || $granularity === 'all') {
        $date = $granularity !== 'all' ? $granularity : 'week';
        $data[$date] = [
            'start_time' => strtotime('this week midnight'),
            'end_time' => strtotime('next week midnight - 1 second'),
        ];
    }
    if ($granularity === 'month' || $granularity === 'all') {
        $date = $granularity !== 'all' ? $granularity : 'month';
        $data[$date] = [
            'start_time' => strtotime(date('Y-m-01 00:00:00')),
            'end_time' => strtotime(date('Y-m-t 23:59:59')),
        ];
    }
    if ($granularity === 'year' || $granularity === 'all') {
        $date = $granularity !== 'all' ? $granularity : 'year';
        $data[$date] = [
            'start_time' => strtotime('first day of January this year'),
            'end_time' => strtotime('first day of January next year - 1 second'),
        ];
    }

    foreach ($data as &$val) {
        $val['c_start_time'] = date("c",$val['start_time']);
        $val['c_end_time'] = date("c",$val['end_time']);
        $val['start_time'] = date("Y-m-d H:i:s",$val['start_time']);
        $val['end_time'] = date("Y-m-d H:i:s",$val['end_time']);
    }
    return $data;
}

function formatNumber($number) {
    if ($number < 10000) {
        return number_format($number);
    } else if ($number < 100000000) {
        if ($number % 10000 == 0) {
            return number_format($number / 10000) . '万';
        } else {
            return number_format($number);
        }
    } else {
        if ($number % 100000000 == 0) {
            return number_format($number / 100000000) . '亿';
        } else {
            return number_format($number);
        }
    }
}