// ==UserScript==
// @name         虎扑黑名单
// @description  虎扑黑名单，隐藏拉黑的帖子
// @author       Amamiya
// @icon         https://w1.hoopchina.com.cn/images/pc/old/favicon.ico
// @match        https://bbs.hupu.com/*
// @grant        GM_setValue
// @grant        GM_getValue
// @grant        GM_deleteValue
// @grant        GM_registerMenuCommand
// @grant        GM_addStyle
// @require      https://code.jquery.com/jquery-3.6.0.min.js
// @require      https://code.jquery.com/ui/1.12.1/jquery-ui.min.js
// @license MIT
// @version 0.0.1.20231209061935
// @namespace https://greasyfork.org/users/801480
// @downloadURL none
// ==/UserScript==

(function() {
    'use strict';
    window.onload = function() {
        const posts = document.querySelectorAll('.post-auth');
        posts.forEach(post => {
            const span = document.createElement('span');
            span.textContent = '黑';
            span.style.cursor = 'pointer';
            span.style.color = 'red';
            span.style.marginRight = '10px';
            if (post.firstChild) {
                post.insertBefore(span, post.firstChild);
            } else {
                post.appendChild(span);
            }
            span.addEventListener('click', function(event) {
                const id = event.target.parentElement.querySelector('a').textContent;
                if (confirm('是否确定将用户 "' + id + '" 拉入黑名单?')) {
                    let hiddenUserList = GM_getValue('hiddenUserList', '');
                    if(hiddenUserList === '') {
                        hiddenUserList = id;
                    } else {
                        hiddenUserList += ',' + id;
                    }
                    GM_setValue('hiddenUserList', hiddenUserList);
                    event.target.closest('li').style.display = 'none';
                }
            });
        });

    const hiddenUserListString = GM_getValue('hiddenUserList', '');
    if (hiddenUserListString) {
        const hiddenUserList = hiddenUserListString.split(',');
        hiddenUserList.forEach(id => {
            const posts = document.querySelectorAll('.post-auth');
            posts.forEach(post => {
                const postAuthor = post.querySelector('a').textContent;
                if (hiddenUserList.includes(postAuthor)) {
                    post.closest('li').style.display = 'none';
                }
            });
        });
    }

        GM_registerMenuCommand('移除黑名单', function() {
            const hiddenUserListString = GM_getValue('hiddenUserList', '');
            if (hiddenUserListString) {
                const hiddenUserList = hiddenUserListString.split(',');
                const htmlList = hiddenUserList.map(user => "<div class='userItem'>" + user + "</div>").join('');
                const html = "<div id='removeBlacklistDialog'><div class='title'>选择要移除的用户：</div><div id='userList'>" + htmlList + "</div><button id='closeButton'>关闭</button></div>";
                const div = document.createElement('div');
                div.innerHTML = html;
                document.body.appendChild(div);

                document.getElementById('closeButton').addEventListener('click', function() {
                    div.remove();
                });

                const userList = document.getElementById('userList');
                userList.addEventListener('click', function(event) {
                    if (event.target.classList.contains('userItem')) {
                        const userInput = event.target.textContent;
                        const index = hiddenUserList.indexOf(userInput);
                        hiddenUserList.splice(index, 1);
                        const updatedHiddenUserList = hiddenUserList.join(',');
                        GM_setValue('hiddenUserList', updatedHiddenUserList);
                        userList.innerHTML = hiddenUserList.map(user => "<div class='userItem'>" + user + "</div>").join('');
                    }
                });
                $('#removeBlacklistDialog').draggable();
            } else {
                alert('当前黑名单为空');
            }
        });
    };


})();
// 添加样式
GM_addStyle(`
    #removeBlacklistDialog {
        position: fixed;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        background-color: #f9f9f9;
        border: 1px solid #ccc;
        padding: 10px;
        text-align: center;
    }
            .title {
                font-weight: bold;
                font-size: 16px;
                margin-bottom: 10px;
            }
            #userList {
                margin-bottom: 20px;
            }
            #closeButton {
                position: absolute;
                bottom: 10px;
                right: 10px;
            }
`);