487 lines
18 KiB
JavaScript
487 lines
18 KiB
JavaScript
// folderManager.js
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import { loadFileList } from './fileManager.js';
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import { showToast, escapeHTML } from './domUtils.js';
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// ----------------------
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// Helper Functions (Data/State)
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// ----------------------
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// Formats a folder name for display (e.g. adding indentations).
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export function formatFolderName(folder) {
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if (typeof folder !== "string") return "";
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if (folder.indexOf("/") !== -1) {
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let parts = folder.split("/");
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let indent = "";
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for (let i = 1; i < parts.length; i++) {
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indent += "\u00A0\u00A0\u00A0\u00A0"; // 4 non-breaking spaces per level
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}
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return indent + parts[parts.length - 1];
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} else {
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return folder;
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}
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}
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// Build a tree structure from a flat array of folder paths.
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function buildFolderTree(folders) {
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const tree = {};
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folders.forEach(folderPath => {
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// Ensure folderPath is a string
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if (typeof folderPath !== "string") return;
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const parts = folderPath.split('/');
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let current = tree;
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parts.forEach(part => {
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if (!current[part]) {
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current[part] = {};
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}
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current = current[part];
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});
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});
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return tree;
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}
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// ----------------------
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// Folder Tree State (Save/Load)
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// ----------------------
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function loadFolderTreeState() {
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const state = localStorage.getItem("folderTreeState");
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return state ? JSON.parse(state) : {};
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}
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function saveFolderTreeState(state) {
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localStorage.setItem("folderTreeState", JSON.stringify(state));
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}
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// Helper for getting the parent folder.
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function getParentFolder(folder) {
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if (folder === "root") return "root";
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const lastSlash = folder.lastIndexOf("/");
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return lastSlash === -1 ? "root" : folder.substring(0, lastSlash);
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}
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// ----------------------
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// DOM Building Functions
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// ----------------------
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// Recursively builds HTML for the folder tree as nested <ul> elements.
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function renderFolderTree(tree, parentPath = "", defaultDisplay = "block") {
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const state = loadFolderTreeState();
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let html = `<ul class="folder-tree ${defaultDisplay === 'none' ? 'collapsed' : 'expanded'}">`;
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for (const folder in tree) {
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// Skip the trash folder (case-insensitive)
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if (folder.toLowerCase() === "trash") {
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continue;
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}
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const fullPath = parentPath ? parentPath + "/" + folder : folder;
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const hasChildren = Object.keys(tree[folder]).length > 0;
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const displayState = state[fullPath] !== undefined ? state[fullPath] : defaultDisplay;
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html += `<li class="folder-item">`;
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if (hasChildren) {
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const toggleSymbol = (displayState === 'none') ? '[+]' : '[' + '<span class="custom-dash">-</span>' + ']';
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html += `<span class="folder-toggle" data-folder="${fullPath}">${toggleSymbol}</span>`;
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} else {
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html += `<span class="folder-indent-placeholder"></span>`;
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}
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// Use escapeHTML to safely render the folder name.
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html += `<span class="folder-option" data-folder="${fullPath}">${escapeHTML(folder)}</span>`;
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if (hasChildren) {
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html += renderFolderTree(tree[folder], fullPath, displayState);
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}
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html += `</li>`;
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}
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html += `</ul>`;
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return html;
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}
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// Expands the folder tree along a given path.
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function expandTreePath(path) {
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const parts = path.split("/");
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let cumulative = "";
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parts.forEach((part, index) => {
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cumulative = index === 0 ? part : cumulative + "/" + part;
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const option = document.querySelector(`.folder-option[data-folder="${cumulative}"]`);
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if (option) {
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const li = option.parentNode;
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const nestedUl = li.querySelector("ul");
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if (nestedUl && (nestedUl.classList.contains("collapsed") || !nestedUl.classList.contains("expanded"))) {
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nestedUl.classList.remove("collapsed");
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nestedUl.classList.add("expanded");
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const toggle = li.querySelector(".folder-toggle");
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if (toggle) {
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toggle.innerHTML = "[" + '<span class="custom-dash">-</span>' + "]";
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let state = loadFolderTreeState();
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state[cumulative] = "block";
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saveFolderTreeState(state);
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}
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}
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}
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});
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}
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// ----------------------
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// Drag & Drop Support for Folder Tree Nodes
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// ----------------------
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// When a draggable file is dragged over a folder node, allow the drop and add a visual cue.
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function folderDragOverHandler(event) {
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event.preventDefault();
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event.currentTarget.classList.add("drop-hover");
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}
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// Remove the visual cue when the drag leaves.
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function folderDragLeaveHandler(event) {
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event.currentTarget.classList.remove("drop-hover");
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}
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// When a file is dropped onto a folder node, send a move request.
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function folderDropHandler(event) {
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event.preventDefault();
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event.currentTarget.classList.remove("drop-hover");
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const dropFolder = event.currentTarget.getAttribute("data-folder");
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let dragData;
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try {
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dragData = JSON.parse(event.dataTransfer.getData("application/json"));
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} catch (e) {
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console.error("Invalid drag data");
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return;
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}
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// Use the files array if present, or fall back to a single file.
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const filesToMove = dragData.files ? dragData.files : (dragData.fileName ? [dragData.fileName] : []);
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if (filesToMove.length === 0) return;
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fetch("moveFiles.php", {
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method: "POST",
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credentials: "include",
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headers: {
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"Content-Type": "application/json",
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"X-CSRF-Token": document.querySelector('meta[name="csrf-token"]').getAttribute("content")
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},
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body: JSON.stringify({
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source: dragData.sourceFolder,
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files: filesToMove,
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destination: dropFolder
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})
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})
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.then(response => response.json())
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.then(data => {
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if (data.success) {
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showToast(`File(s) moved successfully to ${dropFolder}!`);
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loadFileList(dragData.sourceFolder);
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} else {
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showToast("Error moving files: " + (data.error || "Unknown error"));
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}
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})
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.catch(error => {
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console.error("Error moving files via drop:", error);
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showToast("Error moving files.");
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});
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}
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// ----------------------
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// Main Folder Tree Rendering and Event Binding
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// ----------------------
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export async function loadFolderTree(selectedFolder) {
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try {
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const response = await fetch('getFolderList.php');
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if (response.status === 401) {
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console.error("Unauthorized: Please log in to view folders.");
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showToast("Session expired. Please log in again.");
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window.location.href = "logout.php";
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return;
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}
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let folders = await response.json();
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// If returned items are objects (with a "folder" property), extract folder paths.
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if (Array.isArray(folders) && folders.length && typeof folders[0] === "object" && folders[0].folder) {
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folders = folders.map(item => item.folder);
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}
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// Filter out duplicate "root" entries if present.
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folders = folders.filter(folder => folder !== "root");
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if (!Array.isArray(folders)) {
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console.error("Folder list response is not an array:", folders);
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return;
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}
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const container = document.getElementById("folderTreeContainer");
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if (!container) {
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console.error("Folder tree container not found.");
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return;
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}
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let html = `<div id="rootRow" class="root-row">
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<span class="folder-toggle" data-folder="root">[<span class="custom-dash">-</span>]</span>
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<span class="folder-option root-folder-option" data-folder="root">(Root)</span>
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</div>`;
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if (folders.length === 0) {
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html += `<ul class="folder-tree expanded">
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<li class="folder-item">
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<span class="folder-option" data-folder="root">(Root)</span>
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</li>
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</ul>`;
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} else {
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const tree = buildFolderTree(folders);
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html += renderFolderTree(tree, "", "block");
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}
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container.innerHTML = html;
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// Attach drag-and-drop event listeners to folder nodes.
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container.querySelectorAll(".folder-option").forEach(el => {
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el.addEventListener("dragover", folderDragOverHandler);
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el.addEventListener("dragleave", folderDragLeaveHandler);
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el.addEventListener("drop", folderDropHandler);
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});
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// Determine current folder.
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if (selectedFolder) {
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window.currentFolder = selectedFolder;
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} else {
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window.currentFolder = localStorage.getItem("lastOpenedFolder") || "root";
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}
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localStorage.setItem("lastOpenedFolder", window.currentFolder);
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document.getElementById("fileListTitle").textContent =
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window.currentFolder === "root" ? "Files in (Root)" : "Files in (" + window.currentFolder + ")";
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loadFileList(window.currentFolder);
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// Expand tree to current folder.
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const folderState = loadFolderTreeState();
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if (window.currentFolder !== "root" && folderState[window.currentFolder] !== "none") {
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expandTreePath(window.currentFolder);
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}
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// Highlight current folder.
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const selectedEl = container.querySelector(`.folder-option[data-folder="${window.currentFolder}"]`);
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if (selectedEl) {
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selectedEl.classList.add("selected");
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}
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// Event binding for folder selection.
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container.querySelectorAll(".folder-option").forEach(el => {
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el.addEventListener("click", function (e) {
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e.stopPropagation();
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container.querySelectorAll(".folder-option").forEach(item => item.classList.remove("selected"));
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this.classList.add("selected");
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const selected = this.getAttribute("data-folder");
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window.currentFolder = selected;
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localStorage.setItem("lastOpenedFolder", selected);
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document.getElementById("fileListTitle").textContent =
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selected === "root" ? "Files in (Root)" : "Files in (" + selected + ")";
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loadFileList(selected);
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});
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});
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// Event binding for toggling folders.
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const rootToggle = container.querySelector("#rootRow .folder-toggle");
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if (rootToggle) {
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rootToggle.addEventListener("click", function (e) {
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e.stopPropagation();
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const nestedUl = container.querySelector("#rootRow + ul");
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if (nestedUl) {
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let state = loadFolderTreeState();
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if (nestedUl.classList.contains("collapsed") || !nestedUl.classList.contains("expanded")) {
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nestedUl.classList.remove("collapsed");
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nestedUl.classList.add("expanded");
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this.innerHTML = "[" + '<span class="custom-dash">-</span>' + "]";
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state["root"] = "block";
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} else {
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nestedUl.classList.remove("expanded");
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nestedUl.classList.add("collapsed");
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this.textContent = "[+]";
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state["root"] = "none";
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}
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saveFolderTreeState(state);
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}
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});
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}
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container.querySelectorAll(".folder-toggle").forEach(toggle => {
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toggle.addEventListener("click", function (e) {
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e.stopPropagation();
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const siblingUl = this.parentNode.querySelector("ul");
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const folderPath = this.getAttribute("data-folder");
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let state = loadFolderTreeState();
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if (siblingUl) {
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if (siblingUl.classList.contains("collapsed") || !siblingUl.classList.contains("expanded")) {
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siblingUl.classList.remove("collapsed");
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siblingUl.classList.add("expanded");
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this.innerHTML = "[" + '<span class="custom-dash">-</span>' + "]";
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state[folderPath] = "block";
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} else {
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siblingUl.classList.remove("expanded");
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siblingUl.classList.add("collapsed");
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this.textContent = "[+]";
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state[folderPath] = "none";
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}
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saveFolderTreeState(state);
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}
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});
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});
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} catch (error) {
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console.error("Error loading folder tree:", error);
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}
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}
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// For backward compatibility.
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export function loadFolderList(selectedFolder) {
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loadFolderTree(selectedFolder);
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}
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// ----------------------
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// Folder Management (Rename, Delete, Create)
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// ----------------------
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document.getElementById("renameFolderBtn").addEventListener("click", openRenameFolderModal);
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document.getElementById("deleteFolderBtn").addEventListener("click", openDeleteFolderModal);
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function openRenameFolderModal() {
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const selectedFolder = window.currentFolder || "root";
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if (!selectedFolder || selectedFolder === "root") {
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showToast("Please select a valid folder to rename.");
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return;
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}
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const parts = selectedFolder.split("/");
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document.getElementById("newRenameFolderName").value = parts[parts.length - 1];
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document.getElementById("renameFolderModal").style.display = "block";
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}
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document.getElementById("cancelRenameFolder").addEventListener("click", function () {
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document.getElementById("renameFolderModal").style.display = "none";
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document.getElementById("newRenameFolderName").value = "";
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});
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document.getElementById("submitRenameFolder").addEventListener("click", function (event) {
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event.preventDefault();
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const selectedFolder = window.currentFolder || "root";
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const newNameBasename = document.getElementById("newRenameFolderName").value.trim();
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if (!newNameBasename || newNameBasename === selectedFolder.split("/").pop()) {
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showToast("Please enter a valid new folder name.");
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return;
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}
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const parentPath = getParentFolder(selectedFolder);
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const newFolderFull = parentPath === "root" ? newNameBasename : parentPath + "/" + newNameBasename;
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const csrfToken = document.querySelector('meta[name="csrf-token"]').getAttribute('content');
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if (!csrfToken) {
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showToast("CSRF token not loaded yet! Please try again.");
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return;
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}
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fetch("renameFolder.php", {
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method: "POST",
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credentials: "include",
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headers: {
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"Content-Type": "application/json",
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"X-CSRF-Token": csrfToken
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},
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body: JSON.stringify({ oldFolder: window.currentFolder, newFolder: newFolderFull })
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})
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.then(response => response.json())
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.then(data => {
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if (data.success) {
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showToast("Folder renamed successfully!");
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window.currentFolder = newFolderFull;
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localStorage.setItem("lastOpenedFolder", newFolderFull);
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loadFolderList(newFolderFull);
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} else {
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showToast("Error: " + (data.error || "Could not rename folder"));
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}
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})
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.catch(error => console.error("Error renaming folder:", error))
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.finally(() => {
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document.getElementById("renameFolderModal").style.display = "none";
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document.getElementById("newRenameFolderName").value = "";
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});
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});
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function openDeleteFolderModal() {
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const selectedFolder = window.currentFolder || "root";
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if (!selectedFolder || selectedFolder === "root") {
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showToast("Please select a valid folder to delete.");
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return;
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}
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document.getElementById("deleteFolderMessage").textContent =
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"Are you sure you want to delete folder " + selectedFolder + "?";
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document.getElementById("deleteFolderModal").style.display = "block";
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}
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document.getElementById("cancelDeleteFolder").addEventListener("click", function () {
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document.getElementById("deleteFolderModal").style.display = "none";
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});
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document.getElementById("confirmDeleteFolder").addEventListener("click", function () {
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const selectedFolder = window.currentFolder || "root";
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const csrfToken = document.querySelector('meta[name="csrf-token"]').getAttribute('content');
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fetch("deleteFolder.php", {
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method: "POST",
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headers: {
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"Content-Type": "application/json",
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"X-CSRF-Token": csrfToken
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},
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body: JSON.stringify({ folder: selectedFolder })
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})
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.then(response => response.json())
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.then(data => {
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if (data.success) {
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showToast("Folder deleted successfully!");
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window.currentFolder = getParentFolder(selectedFolder);
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localStorage.setItem("lastOpenedFolder", window.currentFolder);
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loadFolderList(window.currentFolder);
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} else {
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showToast("Error: " + (data.error || "Could not delete folder"));
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}
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})
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.catch(error => console.error("Error deleting folder:", error))
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.finally(() => {
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document.getElementById("deleteFolderModal").style.display = "none";
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});
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});
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document.getElementById("createFolderBtn").addEventListener("click", function () {
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document.getElementById("createFolderModal").style.display = "block";
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});
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document.getElementById("cancelCreateFolder").addEventListener("click", function () {
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document.getElementById("createFolderModal").style.display = "none";
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document.getElementById("newFolderName").value = "";
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});
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document.getElementById("submitCreateFolder").addEventListener("click", function () {
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const folderInput = document.getElementById("newFolderName").value.trim();
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if (!folderInput) {
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showToast("Please enter a folder name.");
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return;
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}
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let selectedFolder = window.currentFolder || "root";
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let fullFolderName = folderInput;
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if (selectedFolder && selectedFolder !== "root") {
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fullFolderName = selectedFolder + "/" + folderInput;
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}
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const csrfToken = document.querySelector('meta[name="csrf-token"]').getAttribute('content');
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fetch("createFolder.php", {
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method: "POST",
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headers: {
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"Content-Type": "application/json",
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"X-CSRF-Token": csrfToken
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},
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body: JSON.stringify({
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folderName: folderInput,
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parent: selectedFolder === "root" ? "" : selectedFolder
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})
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})
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.then(response => response.json())
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.then(data => {
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if (data.success) {
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showToast("Folder created successfully!");
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window.currentFolder = fullFolderName;
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localStorage.setItem("lastOpenedFolder", fullFolderName);
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loadFolderList(fullFolderName);
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} else {
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showToast("Error: " + (data.error || "Could not create folder"));
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}
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document.getElementById("createFolderModal").style.display = "none";
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document.getElementById("newFolderName").value = "";
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})
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.catch(error => {
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console.error("Error creating folder:", error);
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document.getElementById("createFolderModal").style.display = "none";
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});
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}); |