<?php

namespace App\Http\Controllers\Api;

use Illuminate\Http\Request;
//use voku\helper\AntiXSS;
use App\Models\ArticleList as ArticleList;
use App\Services\TomTool\HttpV2;
use App\Models\Option as ModelOption;
use App\Services\TomTool\Telegram\Slave as TeleSlave;

class FreenodeController extends Controller
{
    static $sEnding = [
        "clash" => ".yaml",
        "v2ray" => ".txt",
    ];
    
    static $aCountry = [
        "美国",
        "美国",
        "日本",
        "日本",
        "新加坡",
        "新加坡",
        "香港",
        "香港",
        "台湾",
        "台湾",
        "越南",
        "越南",
        "俄罗斯",
        "新西兰",
        "瑞士",
        "荷兰",
        "冰岛",
        "爱尔兰",
        "乌克兰",
        "泰国",
        "阿根廷",
        "葡萄牙",
        "美国",
        "日本",
        "新加坡",
        "台湾",
        "香港",
        "韩国",
        "德国",
        "土耳其",
        "法国",
        "加拿大",
        "加拿大",
    ];
    
    public function receive(Request $request)
    {
        $aData = $request->all();
        
        $sData = json_encode($aData);
        
        $sFnDir = "sub";
        $sDateCode = date("Ymd");
        $aResult = [];
        foreach ($aData as $sFnClient => $sFnContent) {
            $sFnFilePath = $sFnDir."/".$sDateCode."-".$sFnClient.$this->endingByClient($sFnClient);
            file_put_contents($sFnFilePath, $sFnContent);
            $aResult[$sFnClient] = "以更新：".env("APP_URL")."/".$sFnFilePath;
        }
        
        $this->saveArticleHtml();
        
        TeleSlave::notify()->enableSlaveQueue(false)->setMsgA($aResult)->send();
        
        return ["is_done" => true];
    }
    
    private function saveArticleHtml()
    {
        $sDateCode = date("Ymd");
        
        //// test
//        ArticleList::where("code", $sDateCode)->delete();
        //// test end
        
        $oArticleList = ArticleList::where("code", $sDateCode)->first();
        
        if ($oArticleList) {
            return false;
        }
        
        $this->_saveArticle($sDateCode);
        
        $sHtmlUrl = $this->_saveHtml($sDateCode);
        
        TeleSlave::log()->enableSlaveQueue(false)->send("新fn文章：".$sHtmlUrl);
        
        self::_delLast();
        
        $this->mainHtmlRe();
        
        return $sHtmlUrl;
    }
    
    private function mainHtmlRe()
    {
        @unlink("index.html");
        
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, env("APP_URL"));
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);

        curl_exec($ch);
    }
    
    private function _delLast()
    {
        $iLastTime = strtotime("+365 day"); // 这边保存1年
//        $sLastDate = date("Y-m-d", $iLastTime);
        $sLastDateCode = date("Ymd", $iLastTime);
        
        // 删除file
        foreach (self::$sEnding as $sClient => $sEnding) {
            $sFilePath = "sub/".$sLastDateCode."-".$sClient.$sEnding;

            if (file_exists($sFilePath)) {
                if (unlink($sFilePath)) {
//                    echo " - 文件删除成功".$sFilePath."\n";
                } else {
                    $sMsg = " - 文件删除失败 -> ".$sFilePath."\n";
                    TeleSlave::warn()->send($sMsg);
                }
            }
        }
        
        // 删除html
        $sHtmlPath = "fn/".$sLastDateCode.".html";
        if (file_exists($sHtmlPath)) {
            if (unlink($sHtmlPath)) {
//                echo " - 文件删除成功".$sHtmlPath."\n";
            } else {
                $sMsg = " - 文件删除失败 -> ".$sHtmlPath."\n";
                TeleSlave::warn()->send($sMsg);
            }
        }
    
    }
    
    private function _saveHtml($sDateCode)
    {
        $sFreenodeNewUrl = env("APP_URL")."/fn/single/".$sDateCode;
        $sFreeNodePath = "fn/".$sDateCode.".html";
        
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $sFreenodeNewUrl);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);

        $sFreeNodeNewView = curl_exec($ch);
        
        $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE); // 获取 HTTP 响应代码
        
        if ($httpCode !== 200) {
            ArticleList::where("code", $sDateCode)->delete();
            $sMsg = "fn站saveHtml时发生了 $httpCode 错误 -> ".$sFreenodeNewUrl;
            TeleSlave::warn()->enableSlaveQueue(false)->send($sMsg);
            echo $sMsg." -> ".$sFreeNodeNewView;
            exit;
        }
        
        curl_close($ch);
        
        file_put_contents($sFreeNodePath, $sFreeNodeNewView);
        
        $sHtmlUrl = env("APP_URL")."/fn/".$sDateCode.".html";
        
        return $sHtmlUrl;
    }
    
    private function endingByClient($sFnClient)
    {
        if (isset(self::$sEnding[$sFnClient])) {
            $sEnding = self::$sEnding[$sFnClient];
        } else {
            $sEnding = ".none";
        }
        
        return $sEnding;
    }
    
    private function _saveArticle($sDateCode)
    {
        
        $sTime = time();
        $sTimePrev = strtotime("-1 day");
        $sDateCode = date("Ymd", $sTime);
        $sDateCodePrev = date("Ymd", $sTimePrev);
        
        $aOption = ModelOption::_all();
        
        //// 图片
        $iPrevImgId = ArticleList::where("code", $sDateCodePrev)->first()?->img_id;
        if ($iPrevImgId >= env('article_img_count')) {
            $iImgId = 1;
        } else {
            $iImgId = $iPrevImgId + 1;
        }
        
        //// 地区
        $iCountryLimit = rand(5, 12);
        $aCountryKey = array_rand(self::$aCountry, $iCountryLimit);
        
        $aCountry = [];
        foreach ($aCountryKey as $sCountryKey) {
            $aCountry[] = self::$aCountry[$sCountryKey];
        }
        
        $sNodeZone = implode("、", $aCountry);

        //// 标题
        $aTitlePool = [
            date('Y', $sTime).$aOption["freenode_title"]
        ];
        $iTitlePoolRandKey = array_rand($aTitlePool);
        $sTitle = $aTitlePool[$iTitlePoolRandKey];
        
        //// 内容
        $aOptionFnClient = explode(",", $aOption["freenode_client"]);
        
        $iNodeSpeed = rand((int) env("freenode_speed_min"), (int) env("freenode_speed_max"));
        $iNodeCount = rand((int) env("freenode_count_min"), (int) env("freenode_count_max"));
        
        $sContent = "
            <p>本次更新共".$iNodeCount."个可用节点，最高速度".$iNodeSpeed."M/S。</p>
            <p>覆盖".$sNodeZone."等多个区域。</p>
            <p>复制下方的v2ray/Clash订阅链接，在客户端添加即可正常使用。<br />
        ";
        
        // 副标题
        $sTitleSub = "
           本次更新共".$iNodeCount."个可用节点，最高速度".$iNodeSpeed."M/S。
           覆盖".$sNodeZone."等多个区域。
           复制下方的v2ray/Clash订阅链接，在客户端添加即可正常使用。
        ";
        
        // 标签
        $aTagPool = [
            '[1][2][3][4][5][6][7][8][11]',
            '[11][3][1][2][5][6][4][8][7]',
            '[3][2][1][4][7][8][6][5][4]',
            '[4][3][1][2][5][8][7][6][5]',
        ];
        $iTagPoolRandKey = array_rand($aTagPool);
        $sTag = $aTagPool[$iTagPoolRandKey];
        
        $oFreenoodList = new ArticleList();
        $oFreenoodList->img_id = $iImgId;
        $oFreenoodList->date_str = date('n月j日', $sTime);
        $oFreenoodList->created_at = $sTime;
        $oFreenoodList->title = $sTitle;
        $oFreenoodList->code = $sDateCode;
        $oFreenoodList->tags = $sTag;
        $oFreenoodList->type = 'node';
        $oFreenoodList->content = $sContent;
        $oFreenoodList->title_sub = $sTitleSub;
        
        $r = $oFreenoodList->save();
        
        if ($r != true) {
            $sMsg = " - article insert - fail.";
            echo $sMsg;
            TeleSlave::warn()->enableSlaveQueue(false)->send($sMsg);
        }
        
        return true;
        
    }
    
}