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+/**
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+ * Copyright (C) 2024 Puter Technologies Inc.
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+ *
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+ * This file is part of Puter.
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+ *
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+ * Puter is free software: you can redistribute it and/or modify
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+ * it under the terms of the GNU Affero General Public License as published
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+ * by the Free Software Foundation, either version 3 of the License, or
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+ * (at your option) any later version.
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+ *
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+ * This program is distributed in the hope that it will be useful,
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+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+ * GNU Affero General Public License for more details.
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+ *
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+ * You should have received a copy of the GNU Affero General Public License
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+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
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+ */
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+
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+import UIItem from '../UI/UIItem.js';
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+
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+const refresh_item_container = function(el_item_container, options){
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+ options = options || {};
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+
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+ let container_path = $(el_item_container).attr('data-path');
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+ let el_window = $(el_item_container).closest('.window');
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+ let el_window_head_icon = $(el_window).find('.window-head-icon');
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+ const loading_spinner = $(el_item_container).find('.explorer-loading-spinner');
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+ const error_message = $(el_item_container).find('.explorer-error-message');
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+ const empty_message = $(el_item_container).find('.explorer-empty-message');
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+
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+ if(options.fadeInItems)
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+ $(el_item_container).css('opacity', '0')
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+
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+ // Hide the 'This folder is empty' message to avoid the flickering effect
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+ // if the folder is not empty.
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+ $(el_item_container).find('.explorer-empty-message').hide();
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+
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+ // Hide the loading spinner to avoid the flickering effect if the folder
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+ // is already loaded.
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+ $(loading_spinner).hide();
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+
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+ // Hide the error message in case it's visible
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+ $(error_message).hide();
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+
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+ // current timestamp in milliseconds
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+ let start_ts = new Date().getTime();
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+
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+ // A timeout that will show the loading spinner if the folder is not loaded
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+ // after 1000ms
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+ let loading_timeout = setTimeout(function(){
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+ // make sure the same folder is still loading
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+ if($(loading_spinner).closest('.item-container').attr('data-path') !== container_path)
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+ return;
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+
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+ // show the loading spinner
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+ $(loading_spinner).show();
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+ setTimeout(function(){
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+ $(loading_spinner).find('.explorer-loading-spinner-msg').html('Taking a little longer than usual. Please wait...');
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+ }, 3000)
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+ }, 1000);
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+
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+ // --------------------------------------------------------
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+ // Folder's configs and properties
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+ // --------------------------------------------------------
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+ puter.fs.stat(container_path, function(fsentry){
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+ if(el_window){
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+ $(el_window).attr('data-uid', fsentry.id);
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+ $(el_window).attr('data-sort_by', fsentry.sort_by ?? 'name');
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+ $(el_window).attr('data-sort_order', fsentry.sort_order ?? 'asc');
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+ $(el_window).attr('data-layout', fsentry.layout ?? 'icons');
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+ // data-name
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+ $(el_window).attr('data-name', html_encode(fsentry.name));
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+ // data-path
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+ $(el_window).attr('data-path', html_encode(container_path));
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+ $(el_window).find('.window-navbar-path-input').val(container_path);
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+ $(el_window).find('.window-navbar-path-input').attr('data-path', container_path);
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+ }
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+ $(el_item_container).attr('data-sort_by', fsentry.sort_by ?? 'name');
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+ $(el_item_container).attr('data-sort_order', fsentry.sort_order ?? 'asc');
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+ // update layout
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+ if(el_window && el_window.length > 0)
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+ update_window_layout(el_window, fsentry.layout);
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+ //
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+ if(fsentry.layout === 'details'){
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+ update_details_layout_sort_visuals(el_window, fsentry.sort_by, fsentry.sort_order);
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+ }
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+ });
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+
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+ // is_directoryPicker
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+ let is_directoryPicker = $(el_window).attr('data-is_directoryPicker');
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+ is_directoryPicker = (is_directoryPicker === 'true' || is_directoryPicker === '1') ? true : false;
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+
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+ // allowed_file_types
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+ let allowed_file_types = $(el_window).attr('data-allowed_file_types');
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+
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+ // is_directoryPicker
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+ let is_openFileDialog = $(el_window).attr('data-is_openFileDialog');
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+ is_openFileDialog = (is_openFileDialog === 'true' || is_openFileDialog === '1') ? true : false;
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+
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+ // remove all existing items
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+ $(el_item_container).find('.item').removeItems()
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+
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+ // get items
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+ puter.fs.readdir(container_path).then((fsentries)=>{
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+ // Check if the same folder is still loading since el_item_container's
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+ // data-path might have changed by other operations while waiting for the response to this `readdir`.
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+ if($(el_item_container).attr('data-path') !== container_path)
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+ return;
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+
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+ setTimeout(async function(){
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+ // clear loading timeout
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+ clearTimeout(loading_timeout);
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+
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+ // hide loading spinner
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+ $(loading_spinner).hide();
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+
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+ // if no items, show empty folder message
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+ if(fsentries.length === 0){
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+ $(el_item_container).find('.explorer-empty-message').show();
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+ }
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+
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+ // trash icon
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+ if(container_path === trash_path && el_window_head_icon){
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+ if(fsentries.length > 0){
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+ $(el_window_head_icon).attr('src', window.icons['trash-full.svg']);
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+ }else{
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+ $(el_window_head_icon).attr('src', window.icons['trash.svg']);
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+ }
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+ }
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+
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+ // add each item to window
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+ for (let index = 0; index < fsentries.length; index++) {
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+ const fsentry = fsentries[index];
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+ let is_disabled = false;
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+
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+ // disable files if this is a showDirectoryPicker() window
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+ if(is_directoryPicker && !fsentry.is_dir)
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+ is_disabled = true;
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+
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+ // if this item is not allowed because of filetype restrictions, disable it
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+ if(!window.check_fsentry_against_allowed_file_types_string(fsentry, allowed_file_types))
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+ is_disabled = true;
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+
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+ // set visibility based on user preferences and whether file is hidden by default
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+ const is_hidden_file = fsentry.name.startsWith('.');
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+ let visible;
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+ if (!is_hidden_file){
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+ visible = 'visible';
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+ }else if (window.user_preferences.show_hidden_files) {
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+ visible = 'revealed';
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+ }else{
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+ visible = 'hidden';
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+ }
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+
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+ // metadata
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+ let metadata;
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+ if(fsentry.metadata !== ''){
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+ try{
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+ metadata = JSON.parse(fsentry.metadata);
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+ }
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+ catch(e){
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+ }
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+ }
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+
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+ const item_path = fsentry.path ?? path.join($(el_window).attr('data-path'), fsentry.name);
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+ // render any item but Trash/AppData
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+ if(item_path !== trash_path && item_path !== appdata_path){
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+ // if this is trash, get original name from item metadata
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+ fsentry.name = (metadata && metadata.original_name !== undefined) ? metadata.original_name : fsentry.name;
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+ const position = desktop_item_positions[fsentry.uid] ?? undefined;
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+ UIItem({
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+ appendTo: el_item_container,
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+ uid: fsentry.uid,
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+ immutable: fsentry.immutable,
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+ associated_app_name: fsentry.associated_app?.name,
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+ path: item_path,
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+ icon: await item_icon(fsentry),
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+ name: (metadata && metadata.original_name !== undefined) ? metadata.original_name : fsentry.name,
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+ is_dir: fsentry.is_dir,
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+ multiselectable: !is_openFileDialog,
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+ has_website: fsentry.has_website,
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+ is_shared: fsentry.is_shared,
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+ metadata: fsentry.metadata,
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+ is_shortcut: fsentry.is_shortcut,
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+ shortcut_to: fsentry.shortcut_to,
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+ shortcut_to_path: fsentry.shortcut_to_path,
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+ size: fsentry.size,
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+ type: fsentry.type,
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+ modified: fsentry.modified,
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+ suggested_apps: fsentry.suggested_apps,
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+ disabled: is_disabled,
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+ visible: visible,
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+ position: position,
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+ });
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+ }
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+ }
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+
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+ // if this is desktop, add Trash
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+ if($(el_item_container).hasClass('desktop')){
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+ try{
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+ const trash = await puter.fs.stat(window.trash_path);
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+ UIItem({
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+ appendTo: el_item_container,
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+ uid: trash.id,
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+ immutable: trash.immutable,
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+ path: trash_path,
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+ icon: {image: (trash.is_empty ? window.icons['trash.svg'] : window.icons['trash-full.svg']), type: 'icon'},
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+ name: trash.name,
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+ is_dir: trash.is_dir,
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+ sort_by: trash.sort_by,
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+ type: trash.type,
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+ is_trash: true,
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+ sortable: false,
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+ });
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+ sort_items(el_item_container, $(el_item_container).attr('data-sort_by'), $(el_item_container).attr('data-sort_order'));
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+ }catch(e){
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+
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+ }
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+ }
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+ // sort items
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+ sort_items(
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+ el_item_container,
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+ $(el_item_container).attr('data-sort_by'),
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+ $(el_item_container).attr('data-sort_order')
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+ );
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+
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+ if(options.fadeInItems)
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+ $(el_item_container).animate({'opacity': '1'});
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+
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+ // update footer item count if this is an explorer window
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+ if(el_window)
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+ update_explorer_footer_item_count(el_window);
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+ },
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+ // This makes sure the loading spinner shows up if the request takes longer than 1 second
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+ // and stay there for at least 1 second since the flickering is annoying
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+ (Date.now() - start_ts) > 1000 ? 1000 : 1)
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+ }).catch(e => {
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+ // clear loading timeout
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+ clearTimeout(loading_timeout);
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+
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+ // hide other messages/indicators
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+ $(loading_spinner).hide();
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+ $(empty_message).hide();
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+
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+ // show error message
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+ $(error_message).html('Failed to load directory' + (e && e.message ? ': ' + e.message : ''));
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+ $(error_message).show();
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+ });
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+}
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+
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+export default refresh_item_container;
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Nariman Jelveh