// ==UserScript==
// @name         Local Movie Search
// @namespace    http://tampermonkey.net/
// @version      1.0
// @description  在网页上添加输入框和按钮，搜索本地电影是否存在（需要配合Everything的HTTP服务器使用）。注：拖选要搜索的电影名再使用ALT+C快捷键可直接搜索。
// @author       huangmmd
// @match        *://*/*
// @grant        GM_xmlhttpRequest
// @grant        GM_registerMenuCommand
// @downloadURL none
// ==/UserScript==

(function() {
    'use strict';

    // 创建输入框和按钮
    const input = document.createElement('input');
    input.placeholder = '输入电影名字';
    input.style.padding = '8px 12px';
    input.style.border = '1px solid #ccc';
    input.style.borderRadius = '4px';
    input.style.marginRight = '5px';
    input.style.fontSize = '14px';

    // 添加输入事件监听器，根据输入框内容调整透明度
    input.addEventListener('input', function() {
        if (input.value.trim() === '' || input.value === '输入电影名字') {
            input.style.opacity = '0.1';
            button.style.opacity = '0.1';
            container.style.opacity = '0.1';
        } else {
            input.style.opacity = '1';
            button.style.opacity = '1';
            container.style.opacity = '1';
        }
    });

    const button = document.createElement('button');
    button.textContent = '搜索本地电影';
    button.style.padding = '8px 12px';
    button.style.backgroundColor = '#007BFF';
    button.style.color = 'white';
    button.style.border = 'none';
    button.style.borderRadius = '4px';
    button.style.cursor = 'pointer';
    button.style.fontSize = '14px';
    button.addEventListener('mouseover', function() {
        this.style.backgroundColor = '#0056b3';
    });
    button.addEventListener('mouseout', function() {
        this.style.backgroundColor = '#007BFF';
    });

    // 创建用于显示结果的元素
    const resultDiv = document.createElement('div');
    resultDiv.style.color = '#333';
    resultDiv.style.marginBottom = '10px';
    resultDiv.style.fontSize = '14px';

    // 将输入框、按钮和结果显示元素添加到页面左下角
    const container = document.createElement('div');
    container.style.position = 'fixed';
    container.style.bottom = '20px';
    container.style.left = '20px';
    container.style.zIndex = 9999;
    container.style.backgroundColor = 'white';
    container.style.padding = '15px';
    container.style.borderRadius = '8px';
    container.style.boxShadow = '0 0 10px rgba(0, 0, 0, 0.1)';
    container.appendChild(resultDiv);
    container.appendChild(input);
    container.appendChild(button);
    document.body.appendChild(container);

    // 创建设置面板
    const settingsContainer = document.createElement('div');
    settingsContainer.style.position = 'fixed';
    settingsContainer.style.top = '50%';
    settingsContainer.style.left = '50%';
    settingsContainer.style.transform = 'translate(-50%, -50%)'; // 居中显示
    settingsContainer.style.zIndex = 9999;
    settingsContainer.style.backgroundColor = 'white';
    settingsContainer.style.padding = '15px';
    settingsContainer.style.borderRadius = '8px';
    settingsContainer.style.boxShadow = '0 0 10px rgba(0, 0, 0, 0.1)';
    settingsContainer.style.display = 'none'; // 默认隐藏设置面板

    // 添加关闭按钮
    const closeButton = document.createElement('button');
    closeButton.textContent = '关闭';
    closeButton.style.position = 'absolute';
    closeButton.style.top = '10px';
    closeButton.style.right = '10px';
    closeButton.style.padding = '5px 10px';
    closeButton.style.backgroundColor = '#dc3545';
    closeButton.style.color = 'white';
    closeButton.style.border = 'none';
    closeButton.style.borderRadius = '4px';
    closeButton.style.cursor = 'pointer';
    closeButton.style.fontSize = '12px';
    closeButton.addEventListener('click', function() {
        settingsContainer.style.display = 'none';
    });
    settingsContainer.appendChild(closeButton);

    const settingsLabel = document.createElement('label');
    settingsLabel.textContent = '检索服务器地址: ';
    settingsLabel.style.display = 'block';
    settingsLabel.style.marginBottom = '5px';

    const settingsInput = document.createElement('input');
    settingsInput.type = 'text';
    settingsInput.value = 'http://localhost:8080'; // 默认值
    settingsInput.style.width = '200px';
    settingsInput.style.padding = '8px 12px';
    settingsInput.style.border = '1px solid #ccc';
    settingsInput.style.borderRadius = '4px';
    settingsInput.style.marginRight = '5px';
    settingsInput.style.fontSize = '14px';

    const settingsSaveButton = document.createElement('button');
    settingsSaveButton.textContent = '保存';
    settingsSaveButton.style.padding = '8px 12px';
    settingsSaveButton.style.backgroundColor = '#007BFF';
    settingsSaveButton.style.color = 'white';
    settingsSaveButton.style.border = 'none';
    settingsSaveButton.style.borderRadius = '4px';
    settingsSaveButton.style.cursor = 'pointer';
    settingsSaveButton.style.fontSize = '14px';
    settingsSaveButton.addEventListener('click', function() {
        localStorage.setItem('searchServerUrl', settingsInput.value);
        settingsContainer.style.display = 'none';
    });

    settingsContainer.appendChild(settingsLabel);
    settingsContainer.appendChild(settingsInput);
    settingsContainer.appendChild(settingsSaveButton);
    document.body.appendChild(settingsContainer);

    // 加载保存的服务器地址
    const savedUrl = localStorage.getItem('searchServerUrl');
    if (savedUrl) {
        settingsInput.value = savedUrl;
    }

    // 使用 GM_registerMenuCommand 创建设置菜单
    GM_registerMenuCommand('设置检索服务器地址', function() {
        settingsContainer.style.display = settingsContainer.style.display === 'none' ? 'block' : 'none';
    });

    // 按钮点击事件处理函数
    function performSearch() {
        const movieName = input.value.trim();
        if (movieName) {
            // 将电影名字按空格拆分成多个部分
            const movieParts = movieName.split(' ');

            // 存储所有找到的电影和未找到的电影
            let allFoundMovies = [];
            let notFoundMovies = [];

            // 遍历每个部分进行搜索
            movieParts.forEach(part => {
                if (part) {
                    const searchUrl = `${settingsInput.value}/?s=${encodeURIComponent(part)}`;

                    GM_xmlhttpRequest({
                        method: 'GET',
                        url: searchUrl,
                        onload: function(response) {
                            const commonFormats = ['.mp4', '.mkv', '.avi', '.mov', '.flv', '.wmv'];
                            let foundMovies = [];
                            commonFormats.forEach(format => {
                                const regex = new RegExp(`[^\\s"']+${format}`, 'g');
                                let matches = response.responseText.match(regex);
                                if (matches) {
                                    foundMovies = foundMovies.concat(matches);
                                }
                            });

                            // 过滤掉包含 /favi 的结果
                            foundMovies = foundMovies.filter(movie => !movie.includes('/favi'));

                            // 将找到的电影添加到所有找到的电影数组中
                            if (foundMovies.length > 0) {
                                allFoundMovies = allFoundMovies.concat(foundMovies);
                            } else {
                                notFoundMovies.push(part);
                            }

                            // 显示所有找到的电影和未找到的电影
                            let resultText = '';
                            if (allFoundMovies.length > 0) {
                                resultText += '本地存在以下电影：<br>';
                                allFoundMovies.forEach(movie => {
                                    let decodedMovie = decodeURIComponent(movie);
                                    // 提取文件路径和文件名
                                    let filePath = decodedMovie.substring(0, decodedMovie.lastIndexOf('/'));
                                    let fileName = decodedMovie.substring(decodedMovie.lastIndexOf('/') + 1);
                                    // 设置 title 属性为文件名
                                    resultText += `<span title="${fileName}">${filePath}</span><br>`;
                                });
                            }
                            if (notFoundMovies.length > 0) {
                                if (allFoundMovies.length > 0) {
                                    resultText += '<br>';
                                }
                                resultText += '本地不存在以下电影：<br>';
                                notFoundMovies.forEach(movie => {
                                    resultText += `${movie}<br>`;
                                });
                            }
                            resultDiv.innerHTML = resultText;

                            // 添加点击事件监听器，点击结果显示页的其他位置时清除结果显示
                            document.addEventListener('click', function clearResult(event) {
                                if (!resultDiv.contains(event.target)) {
                                    resultDiv.textContent = '';
                                    document.removeEventListener('click', clearResult);
                                }
                            });

                            // 根据结果显示情况设置自动消失
                            if (notFoundMovies.length > 0 && allFoundMovies.length === 0) {
                                // 3 秒后自动消失结果
                                setTimeout(() => {
                                    resultDiv.textContent = '';
                                }, 3000);
                            }
                        },
                        onerror: function() {
                            resultDiv.textContent = '请求失败，请检查 Everything 服务器是否正常运行';
                            // 3 秒后自动消失结果
                            setTimeout(() => {
                                resultDiv.textContent = '';
                            }, 3000);
                        }
                    });
                }
            });
        } else {
            resultDiv.textContent = '请输入电影名字';
            // 3 秒后自动消失结果
            setTimeout(() => {
                resultDiv.textContent = '';
            }, 3000);
        }
    }

    button.addEventListener('click', performSearch);

    // 绑定快捷键 ALT + C
    document.addEventListener('keydown', function(event) {
        if (event.altKey && event.key === 'c') {
            const selectedText = window.getSelection().toString().trim();
            if (selectedText) {
                input.value = selectedText;
                // 模拟按钮点击事件进行搜索
                performSearch();
            }
        }
    });
})();