/* eslint-disable no-self-assign */
 
/* eslint-disable no-undef */
// @ts-nocheck
/* eslint-disable no-unused-vars */
// ==UserScript==
// @name         TryGetAllPage
// @namespace    http://tampermonkey.net/
// @version      2026.6.17.1
// @description  try to take over the world!
// @author       You
// @include      *
// @require		https://ajax.aspnetcdn.com/ajax/jquery/jquery-3.5.1.min.js
// @grant        GM_download
// @grant        GM_setValue
// @grant        GM_getValue
// @grant        GM_deleteValue
// @grant        GM_registerMenuCommand
// @require https://scriptcat.org/lib/5415/2026.06.10.01/IframeManager.js?sha384-ugGvg/lqdGGbm9DDcbYtxMoZqHU2cck8s/cVCxplzRwdkkJgvz4gRgCWbRh3Bj8g
// ==/UserScript==

GM_registerMenuCommand('在当前网址和子网址运行', () => {
    scriptControler.add(window.location.href)
    window.location.reload()
});
GM_registerMenuCommand('移除当前网址运行了', () => {
    scriptControler.remove(window.location.href)
    window.location.reload()
});

$(function(){
	if(!scriptControler.contains(window.location.href)){return;}
	const IM = new MyIM();
	const TA = new TryGetAllPage();
	class Enumerable{
		constructor(){
			this.TA = TA;
		}
		GetPage(){
			TA.GetHrefs();
			return this;
		}
		async forEach(callback){
			while(true){
				const href = TA.Pop();
				if(href){
					const rs = await callback(href);
					if(rs=== false) break;
				}
				else break;
			}
		}
		get length(){
			return TA.hrefs.size;
		}
		toArray(){
			return [...TA.hrefs];
		}
	}
	const EM = new Enumerable();
	
	IM.GetPage = ()=> {
		TA.GetHrefs();
		return [...TA.hrefs];
	};
})

class ScriptControler{
	constructor(){
		if(GM_getValue('TryGetAllPage')){
			this.list = new Set(GM_getValue('TryGetAllPage').split(' '))
		}else this.list = new Set();
	}
	add(url){
		this.list.add(new URL(url).origin);
		GM_setValue('TryGetAllPage',[...this.list].join(' '))
	}
	contains(url){
		try{
			return this.list.has(new URL(url).origin);
		}catch{console.error(url)}
	}
	remove(url){
		url = new URL(url).origin;
		this.list.delete(url);
		GM_setValue('TryGetAllPage',[...this.list].join(' '))
	}
}
const scriptControler = new ScriptControler();

class Mutex {
  constructor() {
    this._locked = false;
    this._queue = [];
  }
  lock() {
    return new Promise(resolve => {
      if (!this._locked) {
        this._locked = true;
        resolve();
      } else {
        this._queue.push(resolve);
      }
    });
  }
  unlock() {
    if (this._queue.length) {
      const next = this._queue.shift();
      next();
    } else {
      this._locked = false;
    }
  }
}
const mutex = new Mutex();
async function MutexG(callback) {
	await mutex.lock();
	await callback();
	mutex.unlock();
}

class TryGetAllPage{
	constructor(arg) {
	    this.hrefs = new Set();
	}
	GetHrefs(){
		const _this = this;
		const atag = $('a[href]').filter((index,a)=>{
			const isNum = /^ ?\d+ ?$/.test($(a).text())|| $(a).text().match(/上一页|下一页/g);
			const isNotSelf = a.href != window.location.href || window.location.href.indexOf(a.href)<0;
			return isNum && isNotSelf;
		});
		atag.each(function(){
			_this.hrefs.add(this.href);
		})
		//console.log(this.hrefs);
	}
	Pop(){
		if(this.hrefs.size==0) return null;
		const [first] = this.hrefs;
		this.hrefs.delete(first);console.log(first);
		return first;
	}
	Add(href){
		this.hrefs.add(href);
	}
}

class MyIM{
	constructor(){
		const _this = this;
		this.srcs = new Set();
		this.hrefs = [];
		this.IM = new IframeManagerSimple(window.location.href);
		$('body').append(`
			<style>
				button.fontRed{color:red !important;}
				button.Green{background:green !important;}
				@media screen and (max-width:600px){
					.iframe-manager{
						width:90vw;
						right:-90vw;
					}
				}
			</style>
		`)

		$('.iframe-manager').off('click', '.item .retry');
		$('.iframe-manager').on('click','.item .retry',function(event){
			const iframe = $(event.target).nextAll("iframe");

			if(event.target.classList.contains('fontRed')){
				if(iframe.length==1) iframe[0].src = iframe[0].src;
				event.target.classList.remove('fontRed');
			}else{
				event.target.classList.add('fontRed');
				if(iframe.length!=1) return;
				if(iframe[0].contentDocument.readyState != "complete") iframe[0].contentWindow.stop();
				else _this.IM.OnLoaded(iframe[0],{gettingPage : true});
			}
		})
		let actionCount = 0;
		this.IM.IframeAction = function(url,args){console.log(`iframe action : ${url}`)
			if(args.gettingPage){
				let hrefs = _this.GetPage();
				return {srcs : _this.GetSrcs() , url : url , getedSrcs : true , hrefs:hrefs}
			}else if(args.showImg){
				// await _this.Download(url);
			}
		}
		this.IM.GetInfoFromIframe = function(args){
			if(args.getedSrcs && args.srcs){
				$('.iframe-manager .container button.tool.bu1').css('--action',`"${++actionCount}"`);
				args.srcs.forEach(i=>_this.srcs.add(i));
				$('button.tool.bu5').text(`img (${_this.srcs.size})`)
			}
			if(args.hrefs){
				_this.AddHrefs(args.hrefs);
			}
		}
		let closeHS = new Set();
		this.IM.Close = async function(url){
			if(closeHS.has(url)) throw(url);
			else closeHS.add(url);

			this.private.count--;
			this.box.RemoveIframe(url);
			await MutexG(()=>_this.pageCount--);console.log(`page count ${_this.pageCount}`);
		}

		//修复原基类的bug－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－－
		this.IM._ParentPageLinstener = function(){
			const __this = this;
			const onFromIframe = function(data){
				if(!data.ActionDone) return;
				if(data.info) __this.GetInfoFromIframe(info);
				if(__this.autoClose) __this.Close(data.ActionDone);
			}
			this.Post.onFromIframe = onFromIframe;
		}

		this.AddBU();
		this.state = "click img download";
		this.dcount = 0;
		this.pageCount = 0;
		this.maxPage = 2;
		this.stop = true;
	}
	AddBU(){
		const _this = this;
		$(".iframe-manager .container").append(`
			<div class="tool-box">
				<button class="tool bu1">GetPage</button>
				<button class="tool bu3">Del</button>
				<button class="tool bu4">Download</button>
				<button class="tool bu5">ShowImg</button>
			</div>
			<button class="to-home">U</button>
		`)
		$('body').append(`
			<style>
				.iframe-manager .container{
					grid-auto-rows: min-content;
				}
				.iframe-manager .container>.tool-box{
					max0height: 20vh;
					  display: grid;
					  grid-template-columns: 1fr 1fr;
					  gap: 1vw;
					  background: none;
				}
				.iframe-manager .container button.tool{
					min-height:9vw;
					border: none;
				}
				.iframe-manager .container button.tool.bu1{
					--action:""
				}
				.iframe-manager .container button.tool.bu1::after {
				    content: var(--action);
				    position: relative;
				    color: white;
				    background: red;
				    left: .5em;
				}
				
				.iframe-manager .container img.downloading{
					border:#00ff7f 5px solid;
				}
				.iframe-manager .container img.del{
					border:#ff0000 5px solid;
				}
				.iframe-manager .container .tool.bu3.del{
					background:red;
				}
				.iframe-manager .container button.tool:active{
					background:#ffaa00;
				}
				.iframe-manager .container img.showImg{
					--size:"";
					height:auto;
				}
				.iframe-manager .container img.showImg::after{
					content:var(--size);
					position:absolute;
				}
				.iframe-manager .container button.tool.red{
					background:red;
				}
				.iframe-manager .container button.tool.fontRed{
					color:red;
				}
				.iframe-manager .container>.to-home{
					width:10vw;
					height:10vw;
					border-radius:5vw;
					position:absolute;
					left:5vw;
					transform:translate(0,calc(90vh - 5vw));
					z-index: 1;
			    font-size: 5vw;
			    font-weight: bold;
			    background: #fea64b;
				}
			</style>
		`)
		
		let loadedPage = 0;
		$('button.tool.bu1').click(async function(){
			if(!_this.stop){
				_this.stop = true;
				$(this).removeClass('fontRed');
				return;
			}

			_this.stop = false;
			$(this).addClass('fontRed');
			
			if(_this.hrefs.length == 0) _this.hrefs = _this.GetPage();
			if(_this.srcs.size == 0) _this.srcs = new Set(_this.GetSrcs());
			for(let i = loadedPage;i<_this.hrefs.length;i++){
				const h = _this.hrefs[i];
				if(_this.stop) break;
				await _this.IM.Open(h,{gettingPage : true});
				_this.CheckIframeComplete()

				$('button.tool.bu1').text(`${loadedPage+1} / ${_this.hrefs.length}`);
				MutexG(()=>_this.pageCount++);
				loadedPage++;
				await new Promise(rs=>{
					const wait = function(){
						if(_this.pageCount >= _this.maxPage){
							setTimeout(wait,500);
						}else rs();
					}
					wait();
				})
				if(loadedPage%5==0) break;
			}
			_this.stop = true;
			$(this).removeClass('fontRed');
		})
		
		$('button.tool.bu3').click(function(){
			if(_this.state != "select del img")
			{
				_this.state = "select del img";
				$(this).addClass('del');
			}else{
				_this.state = "click img download";
				$(this).removeClass('del');
				$('img.del').remove();
			}
			$('button.tool.bu4').text(`Download (${$('img.showImg').length})`)
		})

		let downloadedNum = 0;
		let downloadStop = true;
		$('button.tool.bu4').click(async function(){
			if(!downloadStop){
				downloadStop = true;
				$(this).removeClass('fontRed');
				return;
			}
			downloadStop = false;
			$(this).addClass('fontRed');
			const $img = $('img.showImg');
			for(let i=0;i<$img.length;i++){
				if(downloadStop) break;
				downloadedNum++;
				await _this.Download($img.eq(i)[0]);
				$('button.tool.bu4').text(`Download (${$('img.showImg').length})`);
				if(downloadedNum%10==0) break;
			}
			downloadStop = true;
			$(this).removeClass('fontRed');
		})

		let showImgNum = 0;
		$('button.tool.bu5').click(function(){
			const srcs = [..._this.srcs]
			for(let i=showImgNum;i<srcs.length;i++){
				_this.AddImg(srcs[i]);
				showImgNum++;
				$('button.tool.bu5').text(`img (${srcs.length - showImgNum})`);
				if(showImgNum%100==0) break;
			}
		})

		$('.iframe-manager .container>.to-home').click(function(){
			$(this).parent()[0].scrollTo(0,0);
		})
	}
	CheckIframeComplete(){
		let i = 1;
		$('.iframe-manager iframe:visible').each(function(){
			if(this.contentDocument.readyState=="complete"){
				$(this).parent().find('.retry').addClass('Green');
				setTimeout(()=>{$(this).parent().find('.retry').click();},i++*1000);
			}
			else $(this).parent().find('.retry').removeClass('Green');
		})
	}
	AddHrefs(arr){
		const hrefs = new Set(this.hrefs);
		arr.forEach(a=>hrefs.add(a));
		this.hrefs = [...hrefs];
	}
	AddImg(src){
		const _this = this;
		const $img = $('<img class="showImg" />').attr('src',src)
		$('.iframe-manager .container').append($img);
		$img.click(async function(){
			if(_this.state == "click img download"){
				$(this).addClass('downloading');
				await _this.Download(this);
			}else if(_this.state == "select del img"){
				$(this).toggleClass('del');
			}
		})
		$img[0].onload = function(){
			if(this.naturalWidth <= 100 || this.naturalHeight <= 100) $(this).remove();
			else{
				const ps = this.naturalWidth / this.naturalHeight;
				if(ps<0.1 || ps>10) $(this).remove();
				else $(this).css("--size",this.naturalWidth + " x " + this.naturalHeight);
			}
		}
		$('button.tool.bu4').text(`Download (${$('img.showImg').length})`)
	}
	GetPage(){
		
	}
	GetSrcs(){
		const urls = new Set();
	    // 1. 获取 <img> 标签的 src 和 data-src
	    $('*:not(a[href*="jpg|jpeg|png|wepb|gif"]) img').each(function(){
	    	let data;
	    	for (const attr of this.attributes) {
	    		if (attr.name.includes('data')) {
	            data = attr.value;//console.log(data);
	            break;
	        }
	    	}
	    	const src = data || this.src;
	    	if(src) urls.add(src);
	    });

	    // 2. 获取所有元素的计算后背景图片
	    document.querySelectorAll('*').forEach(el => {
	        const bg = window.getComputedStyle(el).backgroundImage;
	        // backgroundImage 的格式是 url("http://...") 或 none
	        if (bg && bg !== 'none') {
	            // 提取 url("...") 中的 URL 部分
	            const match = bg.match(/url$["']?([^"')]+)["']?$/);
	            if (match) urls.add(match);
	        }
	    });

	    $('a[href*="jpg|jpeg|png|wepb|gif"]').each(function(){
	    	urls.add(this.href);
	    })

	    // 去重
	    return [...urls];
	}
	async Download(img){
		const name = document.title + (this.dcount++) + ".png";
		return new Promise(rs=>{
			GM_download({
				url:img.src,
				name:name,
				onload:()=>{
					this.OnDownloaded(img);
					rs();
				},
				onerror:()=>{
					this.OnDownloadError(img);
					rs();
				}
			})
		})
	}
	OnDownloaded(img){
		$(img).remove();
	}
	OnDownloadError(img){
		console.log(`download error: ${img.src}`);
	}


}