// ==UserScript==
// @name         tsumanne dlname
// @version      20260809
// @description  none
// @author       none
// @match        https://*.tsumanne.net/*
// ==/UserScript==

window.onload = function() {
    'use strict';

    let svname   = location.pathname.split("/")[1];
    let marks = ["\n","\t","\"","\\",'/',':','*','?','|',"<",">"];
    const maxthrebun = 8;
        
		if(svname == "si"){svname = "img";}
		else if(svname == "my"){svname = "may";}

    //URLの長さでindexページかスレのページか判別
    if(location.pathname.split("/").length < 5){
    //indexページ
      
      let fsttag = decodeURI(location.pathname.split("/")[2]);
      let nodes  = document.querySelectorAll('[title="ZIPで取得"]');
      
      for(let h = 0; h < nodes.length; h++){
        
        let granode = nodes[h].parentNode.parentNode;
        let filename = "[" + fsttag + "]";
        
        if(granode.tagName == "TD"){
          
          granode = granode.parentNode;
          let tags    = granode.getElementsByClassName("index")[0].getElementsByTagName("a");
          let threno  = granode.getElementsByClassName("url")[0].getElementsByTagName("a")[0].textContent.slice(0, -4);
                  
          for(let i = 0; i < tags.length - 1; i++){
          	filename += "[" + tags[i].textContent + "]";
          }
        
          filename = svname + threno + filename;
          
        }else{
        
          let tags    = granode.getElementsByClassName("category")[0].getElementsByTagName("a");
          let threno  = granode.getElementsByTagName("dt")[0].getElementsByTagName("a")[0].textContent.slice(0, -4);
          let threbun = granode.getElementsByClassName("text")[0].textContent.trim().slice(0, maxthrebun);
        
          for(let i = 0; i < tags.length - 1; i++){
          	filename += "[" + tags[i].textContent + "]";
          }
        
          filename = svname + threno + filename + threbun;
        }
        
        for(var j = 0; j < marks.length; j++){
        	filename = filename.replace(marks[j], "_");
        }
        
        nodes[h].setAttribute("download", filename + ".zip");
        nodes[h].previousElementSibling.setAttribute("download", filename + ".html");
        
      }
      
    }else{
    //スレを開いたとき
      
      let tags     = document.getElementsByTagName("header")[0].getElementsByTagName("p")[0].getElementsByTagName("a");
      let threno   = document.getElementsByClassName("cno")[0].textContent.slice(3);
      let threbun  = document.getElementsByTagName("blockquote")[0].textContent.slice(0, maxthrebun);
      let filename = "";
      
      for(let i = 4; i < tags.length - 2; i++){
      	filename += "[" + tags[i].textContent + "]";
      }

      filename += threbun;

      for(var j = 0; j < marks.length; j++){
      	filename = filename.replace(marks[j], "_");
      }

      tags[1].setAttribute("download", svname + threno + filename + ".html");
      tags[2].setAttribute("download", svname + threno + filename + ".zip");
      
    }
};