var FOLDER_ALL_CASES = false; // 是否为精简模式的标记
var ERROR_INFOS = [];  // 错误信息列表
var current_error_idx = -1;

// 页面加载后执行的函数
window.addEventListener("load", function(){
    // 所有 .folder_header 添加点击事件处理
    let folderHeaderEles = document.querySelectorAll(".folder_header");
    folderHeaderEles.forEach(function(ele) {
        ele.addEventListener("click", function(event) {
            let fb = event.target.closest('.folder_header').nextElementSibling;
            fb.style.display = fb.style.display === 'none' ? 'block' : 'none';
        });
    });

    // 找到所有的错误信息对象
    ERROR_INFOS = document.querySelectorAll(".error-info");

    // 获取所有图片元素
    let images = document.querySelectorAll('.modal-image');

    // 获取模态框元素
    let modal = document.getElementById("imageModal");

    // 获取模态框中的图片元素
    let modalImg = document.getElementById("img01");

    // 获取关闭按钮元素
    let span = document.getElementsByClassName("close")[0];

    // 为每个图片添加点击事件监听器
    images.forEach(function(img) {
        img.addEventListener("click", function() {
            modal.style.display = "block"; // 显示模态框
            modalImg.src = this.src; // 设置模态框中的图片为点击的图片
        });
    });

    // 当点击关闭按钮时，隐藏模态框
    span.onclick = function() {
        modal.style.display = "none";
    };

    // 当点击模态框外区域时，隐藏模态框
    window.onclick = function(event) {
        if (event.target == modal) {
            modal.style.display = "none";
        }
    };
});

function toggle_folder_all_cases(){
    let eles = document.querySelectorAll(".folder_body");

    FOLDER_ALL_CASES = !FOLDER_ALL_CASES;
    document.getElementById('display_mode').innerHTML = FOLDER_ALL_CASES ? "Detail" : "Summary";

    for (const ele of eles){
        ele.style.display =  FOLDER_ALL_CASES ? "none" : "block";
    }
}

function previous_error(){
    // 查找错误必须是详细模式
    if (FOLDER_ALL_CASES)
        toggle_folder_all_cases()

    current_error_idx -= 1;
    if (current_error_idx < 0)
        current_error_idx = 0;

    let error = ERROR_INFOS[current_error_idx];

    error.scrollIntoView({behavior: "smooth", block: "center", inline: "start"});
}

function next_error(){
    // 查找错误必须是详细模式
    if (FOLDER_ALL_CASES)
        toggle_folder_all_cases()

    current_error_idx += 1;
    if (current_error_idx > ERROR_INFOS.length - 1)
        current_error_idx = ERROR_INFOS.length - 1;

    let error = ERROR_INFOS[current_error_idx];

    error.scrollIntoView({behavior: "smooth", block: "center", inline: "start"});
}