<?php

namespace App\Services\Tg\Hook\Mod;

use App\Models\ArticleCache as ModelArticleCache;
use App\Models\ArticleSchema as ModelArticleSchema;
use App\Services\Tg\Hook\Dog;
//use App\Services\Article\CacheTg as ServiceArticleCacheTg;
use App\Services\Article\Schema as ServiceArticleSchema;
use App\Services\Article\Cmd as ServiceArticleCmd;
use App\Services\TomTool\Flow;
use App\Services\TomTool\ThrowableHandler;

class ArticleSchema extends Base {

    public function __construct($aUpdate)
    {
        $this->oDog = new Dog(new ModelArticleSchema());
        $this->oDog->_setDogName("articleSchema");
        $this->oDog->_setStrField(["schema"]);
        $this->aUpdate = $aUpdate;
    }
    
    public function __call($sName, $aArg)
    {
        return $this->oDog->$sName($aArg[0]);
    }
    
    public function last()
    {
        $iLastId = ModelArticleSchema::where("status", 1)->orderBy("id", "desc")->first()?->id;
        
        $aParam = [];
        $aParam["aArg"][1] = $iLastId;
        
        $r = $this->find($aParam);
        
        return $r;
    }
    
    public function show($aParam)
    {
        $xId = $aParam["aArg"][1] ?? "last";
        $sShowField = $aParam["aOption"][1] ?? "schema";
        
        if ($xId == "?") {
            return "#show__[field:content] [id:last]";
        }
        
        if ($xId == "last") {
            $oArticle = ModelArticleSchema::orderBy("id", "desc")->first();
        } else {
            $oArticle = ModelArticleSchema::find($xId);
        }
        
        if (!$oArticle) {
            return "没找到文章";
        }
        
        $sMsg = "";
        
        if ($sShowField == "schema") {
            $aContentFormat = json_decode($oArticle->schema, true);

            $sMsg = json_encode($aContentFormat, JSON_UNESCAPED_UNICODE | JSON_PRETTY_PRINT);
        } else {
            $sMsg = $oArticle->$sShowField;
        }
        
        return $sMsg;
    }
    
    public function del_slave($aParam)
    {
        $iId = $aParam["aArg"][1] ?? false;
        
        if (!$iId) {
            return "没有id";
        }
        
        if ($iId == "?") {
            return "#del [id]";
        }
        
        $oArticleSchema = ModelArticleSchema::where("id", $iId)->first();
        
        $r = ServiceArticleCmd::startWithO($oArticleSchema)->syncOpen()->save("del");
        
        return $r->getResult();
    }
    
    public function del_self($aParam)
    {
        $iId = $aParam["aArg"][1] ?? false;
        
        if (!$iId) {
            return "没有id";
        }
        
        if ($iId == "?") {
            return "#del [id]";
        }
        
        $oArticleSchema = ModelArticleSchema::where("id", $iId)->first();
        
        $aSchema = json_decode($oArticleSchema->schema, true);
        
        $i = 0;
        foreach ($aSchema as $aSchemaRow) {
            if ($aSchemaRow["type"] == "img") {
                $sImgA = $this->imgPathByUrl($aSchemaRow["content"]["img"]["base"]);
                $sImgB = $this->imgPathByUrl($aSchemaRow["content"]["img"]["thumb"]);
                $i += $this->imgDelByPath($sImgA);
                $i += $this->imgDelByPath($sImgB);
            }
        }
        
        $oArticleSchema->delete();
        
        $sMsg = "ok，同时删除了{$i}张图片。";
        
        return $sMsg;
    }
    
    private function imgPathByUrl($sImgUrl)
    {
        list(, $sImgPath) = explode("upload", $sImgUrl, 2);
        
        $sImgPath = "upload".$sImgPath;
        
        return $sImgPath;
    }
    
    private function imgDelByPath($sFilePath)
    {
        if (is_file($sFilePath) && file_exists($sFilePath)) {
            if (unlink($sFilePath)) {
                return 1;
            } else {
                $sMsg = '删除失败（可能是权限或被占用）';
//                throw new \Exception($sMsg);
            }
        } else {
            $sMsg = '文件不存在或不是普通文件';
//            throw new \Exception($sMsg);
        }
        
        return 0;
    }
    
}