// ==UserScript==
// @name         115分享页一键转存按钮
// @version      0.2
// @description  原按钮旁增加绿色一键转存按钮，调用115web接口转存，可自定义Cookie和目标文件夹ID，并保存设置，右下角可修改设置
// @author       GPT
// @match        *://115cdn.com/s/*
// @grant        GM_setValue
// @grant        GM_getValue
// @grant        GM_xmlhttpRequest
// @author       楠
// @license MIT
// @namespace https://greasyfork.org/users/1514724
// @downloadURL none
// ==/UserScript==

(function() {
    'use strict';

    function showToast(message, duration = 2500) {
        const toast = document.createElement('div');
        Object.assign(toast.style, {
            position: 'fixed',
            top: '110px',
            right: '20px',
            padding: '16px 24px',
            background: 'linear-gradient(135deg, #4CAF50, #2E7D32)',
            color: '#fff',
            borderRadius: '12px',
            boxShadow: '0 6px 20px rgba(0,0,0,0.2), 0 0 20px rgba(76,175,80,0.3)',
            fontSize: '14px',
            fontWeight: '500',
            opacity: '0',
            transform: 'translateX(100%) scale(0.9)',
            transition: 'all 0.5s cubic-bezier(0.68, -0.55, 0.27, 1.55)',
            zIndex: 10000,
            maxWidth: '300px',
            backdropFilter: 'blur(10px)',
            border: '1px solid rgba(255,255,255,0.1)',
            overflow: 'hidden'
        });

        const progressBar = document.createElement('div');
        Object.assign(progressBar.style, {
            position: 'absolute',
            bottom: '0',
            left: '0',
            height: '3px',
            background: 'linear-gradient(90deg, rgba(255,255,255,0.5), rgba(255,255,255,0.8))',
            width: '100%',
            transform: 'scaleX(1)',
            transformOrigin: 'left center',
            transition: 'transform linear',
            borderRadius: '0 0 12px 12px'
        });
        toast.appendChild(progressBar);

        const icon = document.createElement('span');
        icon.innerHTML = '✓';
        Object.assign(icon.style, {
            display: 'inline-block',
            marginRight: '10px',
            fontSize: '16px',
            fontWeight: 'bold',
            verticalAlign: 'middle'
        });

        const textSpan = document.createElement('span');
        textSpan.textContent = message;
        textSpan.style.verticalAlign = 'middle';

        toast.appendChild(icon);
        toast.appendChild(textSpan);
        document.body.appendChild(toast);

        requestAnimationFrame(() => {
            toast.style.opacity = '1';
            toast.style.transform = 'translateX(0) scale(1)';
            progressBar.style.transition = `transform ${duration}ms linear`;
            progressBar.style.transform = 'scaleX(0)';
        });

        toast.addEventListener('mouseenter', () => {
            toast.style.transform = 'translateX(0) scale(1.05)';
            toast.style.boxShadow = '0 8px 25px rgba(0,0,0,0.25), 0 0 30px rgba(76,175,80,0.4)';
        });

        toast.addEventListener('mouseleave', () => {
            toast.style.transform = 'translateX(0) scale(1)';
            toast.style.boxShadow = '0 6px 20px rgba(0,0,0,0.2), 0 0 20px rgba(76,175,80,0.3)';
        });

        setTimeout(() => {
            toast.style.opacity = '0';
            toast.style.transform = 'translateX(100%) scale(0.9)';
            setTimeout(() => {
                if (toast.parentNode) {
                    toast.parentNode.removeChild(toast);
                }
            }, 500);
        }, duration);
    }

    function showSettingsModal() {
        if (document.querySelector('#tm-settings-modal')) return;

        const cookie = GM_getValue('cookie') || '';
        const cid = GM_getValue('target_cid') || '';

        const overlay = document.createElement('div');
        overlay.id = 'tm-settings-modal';
        Object.assign(overlay.style, {
            position: 'fixed',
            top: '0',
            left: '0',
            width: '100%',
            height: '100%',
            background: 'rgba(0,0,0,0.5)',
            zIndex: 10001,
            display: 'flex',
            justifyContent: 'center',
            alignItems: 'center'
        });

        const modal = document.createElement('div');
        Object.assign(modal.style, {
            background: '#fff',
            padding: '20px 25px',
            borderRadius: '10px',
            width: '360px',
            boxShadow: '0 6px 20px rgba(0,0,0,0.3)',
            fontFamily: 'Arial, sans-serif'
        });

        modal.innerHTML = `
            <h3 style="margin-top:0;margin-bottom:15px;color:#333">115 设置</h3>
            <div style="margin-bottom:10px;">
                <label style="display:block;margin-bottom:5px;color:#555;">Cookie:</label>
                <textarea id="tm-cookie-input" style="width:100%;height:60px;padding:5px;border:1px solid #ccc;border-radius:4px;">${cookie}</textarea>
            </div>
            <div style="margin-bottom:15px;">
                <label style="display:block;margin-bottom:5px;color:#555;">目标文件夹 CID:</label>
                <input id="tm-cid-input" type="text" value="${cid}" style="width:100%;padding:6px;border:1px solid #ccc;border-radius:4px;">
            </div>
            <div style="text-align:right;">
                <button id="tm-settings-cancel" style="margin-right:10px;padding:6px 12px;border:none;border-radius:4px;background:#ccc;color:#fff;cursor:pointer;">取消</button>
                <button id="tm-settings-save" style="padding:6px 12px;border:none;border-radius:4px;background:#4CAF50;color:#fff;cursor:pointer;">保存</button>
            </div>
        `;

        overlay.appendChild(modal);
        document.body.appendChild(overlay);

        overlay.querySelector('#tm-settings-cancel').onclick = () => overlay.remove();
        overlay.querySelector('#tm-settings-save').onclick = () => {
            const newCookie = document.querySelector('#tm-cookie-input').value.trim();
            const newCid = document.querySelector('#tm-cid-input').value.trim();
            if (!newCookie || !newCid) {
                showToast('⚠️ Cookie和CID不能为空');
                return;
            }
            GM_setValue('cookie', newCookie);
            GM_setValue('target_cid', newCid);
            showToast('✅ 设置已保存');
            overlay.remove();
        };
    }

    function addSettingsButton() {
        if (document.querySelector('#tm-settings-btn')) return;

        const btn = document.createElement('div');
        btn.id = 'tm-settings-btn';
        btn.textContent = '⚙️ 115设置';
        Object.assign(btn.style, {
            position: 'fixed',
            bottom: '20px',
            right: '20px',
            backgroundColor: '#2196F3',
            color: '#fff',
            padding: '8px 12px',
            borderRadius: '8px',
            cursor: 'pointer',
            zIndex: 10000,
            fontWeight: 'bold',
            boxShadow: '0 4px 12px rgba(0,0,0,0.2)'
        });
        btn.onclick = showSettingsModal;
        document.body.appendChild(btn);
    }

    function copyTo115() {
        const cookie = GM_getValue('cookie');
        const target_cid = GM_getValue('target_cid');
        if(!cookie || !target_cid) {
            showToast('请先设置 Cookie 和目标文件夹CID', 3000);
            showSettingsModal();
            return;
        }

        const share_link = location.href;
        const share_code_match = share_link.match(/\/s\/([^?]+)/);
        const receive_code_match = share_link.match(/password=([^&]+)/);

        if(!share_code_match || !receive_code_match) {
            showToast('无法解析分享链接或密码', 3000);
            return;
        }

        const share_code = share_code_match[1];
        const receive_code = receive_code_match[1];

        GM_xmlhttpRequest({
            method: "POST",
            url: "https://proapi.115.com/android/2.0/share/receive",
            headers: {
                "Cookie": cookie,
                "Content-Type": "application/x-www-form-urlencoded"
            },
            data: `share_code=${encodeURIComponent(share_code)}&receive_code=${encodeURIComponent(receive_code)}&cid=${encodeURIComponent(target_cid)}&is_check=0`,
            onload: function(response) {
                try {
                    const responseData = JSON.parse(response.responseText);

                    if (responseData.errno === 4100024) {
                        showToast('⚠️ 你已经转存过该文件');
                    } else if (responseData.state === true) {
                        showToast('✅ 转存成功！');
                    } else {
                        showToast('❌ 转存失败: ' + (responseData.error || response.responseText));
                    }
                } catch (e) {
                    showToast('❌ 响应解析失败: ' + response.responseText);
                    console.error('Response parse error:', e, response.responseText);
                }
            },
            onerror: function(error) {
                showToast('❌ 转存接口调用失败');
                console.error(error);
            }
        });
    }

    function addCustomButton() {
        const original1 = document.querySelector('#js-share_save3');
        if (original1 && !document.querySelector('#tm-copy-save-btn1')) {
            const button = original1.cloneNode(true);
            button.id = 'tm-copy-save-btn1';
            button.removeAttribute('href');
            button.removeAttribute('onclick');
            button.textContent = '一键转存';
            button.style.backgroundColor = '#4CAF50';
            button.style.color = '#fff';
            button.style.borderColor = '#4CAF50';
            button.onclick = copyTo115;
            original1.parentNode.insertBefore(button, original1.nextSibling);
        }

        const original2 = document.querySelector('a[btn="save"]');
        if (original2 && !document.querySelector('#tm-copy-save-btn2')) {
            const button = document.createElement('a');
            button.id = 'tm-copy-save-btn2';
            button.className = original2.className;
            button.innerHTML = `<i class="icon-operate ifo-saveto"></i><span>一键转存</span>`;
            button.style.backgroundColor = '#4CAF50';
            button.style.color = '#fff';
            button.style.borderColor = '#4CAF50';
            button.style.cursor = 'pointer';
            button.onclick = copyTo115;
            original2.parentNode.insertBefore(button, original2.nextSibling);
        }

        const original3 = document.querySelector('a[btn="confirm"].button.btn-large');
        if (original3 && !document.querySelector('#tm-copy-save-btn3')) {
            const button = document.createElement('a');
            button.id = 'tm-copy-save-btn3';
            button.className = 'button btn-large';
            button.innerHTML = '<span>一键转存</span>';
            button.style.backgroundColor = '#4CAF50';
            button.style.color = '#fff';
            button.style.borderColor = '#4CAF50';
            button.style.marginTop = '-15px';
            button.style.display = 'block';
            button.style.cursor = 'pointer';
            button.onclick = copyTo115;
            original3.parentNode.appendChild(document.createElement('br'));
            original3.parentNode.appendChild(button);
        }
    }

    const observer = new MutationObserver(addCustomButton);
    observer.observe(document.body, {childList: true, subtree: true});
    addCustomButton();
    addSettingsButton();

})();