// ==UserScript==
// @name         sztsg.nxeduyun.cn 电子书自动阅读翻页宁小阅任务
// @namespace    http://tampermonkey.net/
// @version      0.6
// @description  持续悬浮触发下一页按钮，适配悬浮才显示的下一页宁夏的宁小阅任务，豆包生成的
// @author       You
// @match        https://sztsg.nxeduyun.cn/webv2/book/nread/*
// @grant        none
// @run-at       document-start
// @license MIT
// ==/UserScript==

(function() {
    'use strict';
    let running = true;

    function sleep(ms) {
        return new Promise(resolve => setTimeout(resolve, ms));
    }

    console.log("【脚本】✅脚本已经成功注入页面！");

    // 模拟鼠标悬浮在阅读器中间区域，保持控制栏不消失
    async function keepHoverReader() {
        const hoverEvt = new MouseEvent('mouseover', {
            bubbles: true,
            cancelable: true,
            clientX: window.innerWidth * 0.75,
            clientY: window.innerHeight * 0.5
        });
        document.dispatchEvent(hoverEvt);
    }

    // 模拟鼠标滚动
    async function humanScroll() {
        for(let i=0; i<5; i++){
            window.scrollBy(0, 100 + Math.random()*60);
            await sleep(250 + Math.random()*250);
        }
        await sleep(500);
        for(let i=0; i<2; i++){
            window.scrollBy(0, -(70 + Math.random()*50));
            await sleep(250 + Math.random()*250);
        }
    }

    // 等待并查找【下一页】元素，最多等待8秒
    async function waitNextBtn(){
        for(let t=0;t<8;t++){
            keepHoverReader();
            const list = document.querySelectorAll('div.ng-star-inserted');
            for(let el of list){
                if(el.offsetParent && el.textContent.trim() === '下一页'){
                    return el;
                }
            }
            await sleep(1000);
        }
        return null;
    }

    // 模拟悬浮 + 全套鼠标事件，适配angular
    async function triggerClick(el){
        const over = new MouseEvent('mouseover', {bubbles:true, cancelable:true});
        el.dispatchEvent(over);
        await sleep(300);
        const down = new MouseEvent('mousedown', {bubbles:true});
        el.dispatchEvent(down);
        await sleep(100);
        const up = new MouseEvent('mouseup', {bubbles:true});
        el.dispatchEvent(up);
        const clickEvt = new MouseEvent('click', {bubbles:true});
        el.dispatchEvent(clickEvt);
    }

    async function mainLoop(){
        while(running){
            console.log("【脚本】开始模拟浏览滚动");
            await humanScroll();

            const waitSec = 70 + Math.random() * 15;
            console.log(`【脚本】等待 ${waitSec.toFixed(1)} 秒后翻页`);
            // 在等待的这段时间，每隔6秒悬浮一次，保证控制栏不会消失
            const loopCount = Math.floor(waitSec / 6);
            for(let i=0; i<loopCount && running; i++){
                await sleep(6000);
                keepHoverReader();
            }
            await sleep((waitSec - loopCount*6) * 1000);

            let nextBtn = await waitNextBtn();
            if(nextBtn){
                console.log("【脚本】✅找到【下一页】，触发点击");
                await triggerClick(nextBtn);
            }else{
                console.log("【脚本】❌超时找不到下一页，判定读完，停止循环");
                break;
            }
            await sleep(2500);
        }
    }

    // 停止按钮
    const stopBtn = document.createElement("button");
    stopBtn.innerText = "停止阅读脚本";
    stopBtn.style.position = "fixed";
    stopBtn.style.bottom = "16px";
    stopBtn.style.right = "16px";
    stopBtn.style.zIndex = "9999999";
    stopBtn.style.padding = "8px 14px";
    stopBtn.style.background = "#f44336";
    stopBtn.style.color = "#fff";
    stopBtn.style.border = "none";
    stopBtn.style.borderRadius = "6px";
    stopBtn.onclick = ()=>{
        running = false;
        stopBtn.innerText = "✅ 已停止";
        stopBtn.style.background="#666";
    };
    document.body.appendChild(stopBtn);

    if(document.readyState === "loading"){
        document.addEventListener("DOMContentLoaded", mainLoop);
    }else{
        mainLoop();
    }
})();