// ==UserScript==
// @name         3000QQ 抽卡
// @namespace    local.3000qq.auto.click
// @version      1.3
// @description  自动点击指定按钮，并显示可拖动悬浮状态窗
// @match        https://3000.qq.com/ai/#/dashboard*
// @match        https://3000.qq.com/ai/*
// @grant        none
// ==/UserScript==

(function () {
    'use strict';

    const BUTTON_XPATH = '/html/body/div[1]/div/div[2]/div[2]/div/div[1]/div[1]/div[2]/div/div/div/div/span/div[2]';
    const CLICK_INTERVAL_MS = 3000;
    const HEARTBEAT_MAX = 20;

    let running = false;
    let timer = null;
    let startTimeText = '-';
    let lastStatus = '未开始';
    let heartbeat = 0;

    let isDragging = false;
    let moved = false;
    let offsetX = 0;
    let offsetY = 0;

    function getButtonByXPath() {
        return document.evaluate(
            BUTTON_XPATH,
            document,
            null,
            XPathResult.FIRST_ORDERED_NODE_TYPE,
            null
        ).singleNodeValue;
    }

    function clickTargetButton() {
        const btn = getButtonByXPath();

        if (!btn) {
            lastStatus = '未发现按钮';
            updatePanel();
            return;
        }

        btn.click();
        heartbeat = heartbeat >= HEARTBEAT_MAX ? 1 : heartbeat + 1;
        lastStatus = '已点击按钮';
        updatePanel();
    }

    function startAutoClick() {
        if (running) return;

        running = true;
        heartbeat = 0;
        startTimeText = new Date().toLocaleTimeString();
        lastStatus = '正在持续生成';
        updatePanel();

        clickTargetButton();
        timer = setInterval(clickTargetButton, CLICK_INTERVAL_MS);
    }

    function stopAutoClick() {
        running = false;

        if (timer) {
            clearInterval(timer);
            timer = null;
        }

        lastStatus = '已停止';
        updatePanel();
    }

    function toggleAutoClick() {
        running ? stopAutoClick() : startAutoClick();
    }

    const panel = document.createElement('div');
    panel.id = 'auto-generate-panel';
    panel.style.cssText = `
        position: fixed;
        right: 20px;
        bottom: 80px;
        z-index: 999999;
        width: 200px;
        padding: 12px;
        background: rgba(20, 20, 20, 0.88);
        color: #fff;
        font-size: 14px;
        font-family: Arial, "Microsoft YaHei", sans-serif;
        border-radius: 10px;
        box-shadow: 0 4px 16px rgba(0,0,0,0.35);
        cursor: pointer;
        user-select: none;
        line-height: 1.6;
    `;

    document.body.appendChild(panel);

    panel.addEventListener('mousedown', function (e) {
        if (e.button !== 0) return;

        isDragging = true;
        moved = false;

        const rect = panel.getBoundingClientRect();
        offsetX = e.clientX - rect.left;
        offsetY = e.clientY - rect.top;

        panel.style.right = 'auto';
        panel.style.bottom = 'auto';
        panel.style.left = rect.left + 'px';
        panel.style.top = rect.top + 'px';

        e.preventDefault();
    });

    document.addEventListener('mousemove', function (e) {
        if (!isDragging) return;

        const x = e.clientX - offsetX;
        const y = e.clientY - offsetY;

        if (Math.abs(x - parseFloat(panel.style.left)) > 3 ||
            Math.abs(y - parseFloat(panel.style.top)) > 3) {
            moved = true;
        }

        panel.style.left = x + 'px';
        panel.style.top = y + 'px';
    });

    document.addEventListener('mouseup', function () {
        if (!isDragging) return;

        isDragging = false;

        if (!moved) {
            toggleAutoClick();
        }
    });

    function updatePanel() {
        panel.innerHTML = `
            <div style="font-weight:bold;font-size:15px;">
                ${running ? '正在持续生成' : '开始持续生成'}
            </div>
            <div>状态：${lastStatus}</div>
            <div>开始时间：${startTimeText}</div>
            <div>循环状态：${running ? `${heartbeat} / ${HEARTBEAT_MAX}` : '-'}</div>
            <div style="font-size:12px;opacity:.75;">
                短按开始/停止，按住拖动
            </div>
        `;

        panel.style.background = running
            ? 'rgba(24, 128, 72, 0.9)'
            : 'rgba(20, 20, 20, 0.88)';
    }

    updatePanel();
})();