ZDDC/zddc/internal/apps/embedded/browse.html
ZDDC 127163dfa2
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release: v0.0.13 lockstep
2026-05-03 20:21:06 -05:00

2001 lines
62 KiB
HTML

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>ZDDC Browse</title>
<link rel="icon" type="image/svg+xml" href="data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCA2NCA2NCI+CiAgPHJlY3Qgd2lkdGg9IjY0IiBoZWlnaHQ9IjY0IiByeD0iMTIiIGZpbGw9IiMxZTNhNWYiLz4KICA8ZyBmaWxsPSIjZmZmIj4KICAgIDxyZWN0IHg9IjE0IiB5PSIxOCIgd2lkdGg9IjM2IiBoZWlnaHQ9IjciLz4KICAgIDxwb2x5Z29uIHBvaW50cz0iNDMsMjUgNTAsMjUgMjEsNDMgMTQsNDMiLz4KICAgIDxyZWN0IHg9IjE0IiB5PSI0MyIgd2lkdGg9IjM2IiBoZWlnaHQ9IjciLz4KICA8L2c+Cjwvc3ZnPgo=">
<style>
/* ==========================================================================
ZDDC Shared Base — single source of truth for tokens and primitives
Included first by every tool's build.sh via ../shared/base.css
========================================================================== */
/* ── CSS custom properties ────────────────────────────────────────────────── */
:root {
/* Brand / accent (matches zddc.varasys.io website --accent) */
--primary: #2a5a8a;
--primary-hover: #1d4060;
--primary-active: #163352;
--primary-light: #e8f0f7;
/* Semantic colours */
--success: #28a745;
--warning: #d97706;
--danger: #dc3545;
--info: #17a2b8;
/* Backgrounds */
--bg: #ffffff;
--bg-secondary: #f8f9fa;
--bg-hover: #f0f4f8;
--bg-selected: var(--primary-light);
/* Text */
--text: #212529;
--text-muted: #6c757d;
--text-light: #ffffff;
/* Borders */
--border: #dee2e6;
--border-dark: #adb5bd;
/* Shape */
--radius: 4px;
/* Typography */
--font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
--font-mono: 'SF Mono', 'Fira Code', 'Consolas', 'Courier New', monospace;
}
/* ── Dark mode tokens ─────────────────────────────────────────────────────── */
/* Applied via: OS preference (auto) or [data-theme="dark"] on <html> */
/* The [data-theme="light"] selector locks light mode regardless of OS pref. */
@media (prefers-color-scheme: dark) {
:root:not([data-theme="light"]) {
--primary: #4a90c4;
--primary-hover: #5ba3d9;
--primary-active: #6ab5e8;
--primary-light: #1a3550;
--bg: #1e1e1e;
--bg-secondary: #252526;
--bg-hover: #2d2d30;
--bg-selected: #1a3550;
--text: #d4d4d4;
--text-muted: #9d9d9d;
--text-light: #ffffff;
--border: #3e3e42;
--border-dark: #6e6e72;
}
}
/* Manual dark override — wins over media query */
[data-theme="dark"] {
--primary: #4a90c4;
--primary-hover: #5ba3d9;
--primary-active: #6ab5e8;
--primary-light: #1a3550;
--bg: #1e1e1e;
--bg-secondary: #252526;
--bg-hover: #2d2d30;
--bg-selected: #1a3550;
--text: #d4d4d4;
--text-muted: #9d9d9d;
--text-light: #ffffff;
--border: #3e3e42;
--border-dark: #6e6e72;
}
/* ── Reset ────────────────────────────────────────────────────────────────── */
*, *::before, *::after {
box-sizing: border-box;
margin: 0;
padding: 0;
}
/* ── Base document ────────────────────────────────────────────────────────── */
html, body {
height: 100%;
font-family: var(--font);
font-size: 16px;
line-height: 1.5;
color: var(--text);
background-color: var(--bg-secondary);
}
/* ── Typography ───────────────────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
font-weight: 600;
line-height: 1.2;
}
a {
color: var(--primary);
text-decoration: none;
}
a:hover {
text-decoration: underline;
}
/* ── Utility ──────────────────────────────────────────────────────────────── */
.hidden {
display: none !important;
}
.truncate {
white-space: nowrap;
overflow: hidden;
text-overflow: ellipsis;
}
/* ── Scrollbars (webkit) ──────────────────────────────────────────────────── */
::-webkit-scrollbar {
width: 7px;
height: 7px;
}
::-webkit-scrollbar-track {
background: var(--bg-secondary);
}
::-webkit-scrollbar-thumb {
background: #c1c1c1;
border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
background: #a0a0a0;
}
/* ── Button primitive ─────────────────────────────────────────────────────── */
.btn {
display: inline-flex;
align-items: center;
gap: 0.25rem;
padding: 0.4rem 0.85rem;
font-family: var(--font);
font-size: 0.875rem;
font-weight: 500;
line-height: 1.4;
text-align: center;
text-decoration: none;
white-space: nowrap;
vertical-align: middle;
cursor: pointer;
border: 1px solid transparent;
border-radius: var(--radius);
transition: background 0.15s, box-shadow 0.15s, border-color 0.15s, color 0.15s;
background: var(--bg-secondary);
color: var(--text);
}
.btn:disabled,
.btn[disabled] {
opacity: 0.5;
cursor: not-allowed;
}
.btn:not(:disabled):hover {
box-shadow: 0 1px 4px rgba(0, 0, 0, 0.12);
}
.btn:not(:disabled):active {
box-shadow: none;
}
/* Variants */
.btn-primary {
background: var(--primary);
color: var(--text-light);
border-color: var(--primary);
}
.btn-primary:not(:disabled):hover {
background: var(--primary-hover);
border-color: var(--primary-hover);
color: var(--text-light);
}
.btn-primary:not(:disabled):active {
background: var(--primary-active);
border-color: var(--primary-active);
}
.btn-secondary {
background: var(--bg);
color: var(--text);
border-color: var(--border);
}
.btn-secondary:not(:disabled):hover {
background: var(--bg-secondary);
}
.btn-success {
background: var(--success);
color: var(--text-light);
border-color: var(--success);
}
.btn-danger {
background: var(--danger);
color: var(--text-light);
border-color: var(--danger);
}
/* Sizes */
.btn-sm {
padding: 0.25rem 0.5rem;
font-size: 0.75rem;
}
.btn-lg {
padding: 0.6rem 1.4rem;
font-size: 1rem;
}
.btn-link {
background: transparent;
border-color: transparent;
color: var(--primary);
padding-left: 0;
padding-right: 0;
}
.btn-link:not(:disabled):hover {
text-decoration: underline;
box-shadow: none;
}
/* ── App header chrome ────────────────────────────────────────────────────── */
.app-header {
display: flex;
align-items: center;
justify-content: space-between;
padding: 0.35rem 1rem;
background: var(--bg-secondary);
border-bottom: 1px solid var(--border);
flex-shrink: 0;
}
/* Tool name inside the header */
.app-header__title {
font-size: 17px;
font-weight: 600;
color: var(--text);
letter-spacing: 0.01em;
white-space: nowrap;
}
/* Brand logo — sits left of the title in every tool's app-header.
Self-contained: the SVG provides its own dark blue rounded background,
so no extra wrapper styling is needed. */
.app-header__logo {
width: 26px;
height: 26px;
flex-shrink: 0;
display: block;
}
/* ── Build timestamp ──────────────────────────────────────────────────────── */
.build-timestamp {
font-size: 0.55rem;
color: var(--text-muted);
opacity: 0.7;
font-weight: 300;
white-space: nowrap;
padding-top: 0.15rem;
}
/* Title + timestamp stacked vertically on the left side of the header */
.header-title-group {
display: flex;
flex-direction: column;
gap: 0;
line-height: 1;
}
/* ── Icon buttons (help, theme, refresh) ─────────────────────────────────── */
/* Square, centered — overrides the asymmetric text-button padding/line-height */
#help-btn,
#theme-btn,
#refreshHeaderBtn {
width: 2rem;
height: 2rem;
padding: 0;
line-height: 1;
display: inline-flex;
align-items: center;
justify-content: center;
font-size: 1rem;
}
/* Toast CSS lives in classifier/css/base.css — only that tool uses toasts. */
/* ── Theme and help icon buttons ─────────────────────────────────────────── */
#theme-btn,
#help-btn {
font-size: 1rem;
}
/* ── Help panel (shared slide-out drawer) ─────────────────────────────────── */
/* Used by all four tools. Toggle open/close via shared/help.js. */
.help-panel {
position: fixed;
top: 0;
right: 0;
width: min(420px, 85vw);
height: 100vh;
z-index: 1000;
background: var(--bg);
border-left: 1px solid var(--border);
box-shadow: -2px 0 12px rgba(0, 0, 0, 0.08);
display: flex;
flex-direction: column;
transform: translateX(100%);
transition: transform 0.25s ease;
}
.help-panel:not([hidden]) {
transform: translateX(0);
}
.help-panel[hidden] {
display: flex;
transform: translateX(100%);
pointer-events: none;
}
.help-panel__header {
display: flex;
align-items: center;
justify-content: space-between;
padding: 0.75rem 1rem;
border-bottom: 1px solid var(--border);
flex-shrink: 0;
background: var(--bg);
}
.help-panel__title {
font-size: 1rem;
font-weight: 700;
color: var(--text);
margin: 0;
}
.help-panel__close {
background: none;
border: none;
color: var(--text-muted);
font-size: 1.35rem;
cursor: pointer;
padding: 0.25rem 0.5rem;
border-radius: var(--radius);
line-height: 1;
transition: background 0.15s, color 0.15s;
}
.help-panel__close:hover {
color: var(--text);
background: var(--bg-secondary);
}
.help-panel__body {
flex: 1;
overflow-y: auto;
padding: 1rem 1rem 2rem;
font-size: 0.85rem;
line-height: 1.6;
color: var(--text);
}
.help-panel__body h3 {
font-size: 0.95rem;
font-weight: 700;
margin: 1.25rem 0 0.35rem;
color: var(--text);
border-bottom: 1px solid var(--border);
padding-bottom: 0.15rem;
}
.help-panel__body h3:first-child {
margin-top: 0;
}
.help-panel__body h4 {
font-size: 0.7rem;
font-weight: 700;
text-transform: uppercase;
letter-spacing: 0.06em;
margin: 1.25rem 0 0.3rem;
padding-left: 0.5rem;
border-left: 3px solid var(--border-dark);
color: var(--text-muted);
}
.help-panel__body p {
margin: 0 0 0.5rem;
}
.help-panel__body ol,
.help-panel__body ul {
padding-left: 1.5rem;
margin: 0.3rem 0 0.5rem;
}
.help-panel__body li {
margin-bottom: 0.3rem;
}
.help-panel__body dl {
margin: 0.3rem 0;
}
.help-panel__body dt {
font-weight: 600;
color: var(--text);
}
.help-panel__body dd {
margin: 0 0 0.5rem 1rem;
color: var(--text-muted);
}
.help-panel__body code {
font-family: var(--font-mono);
font-size: 0.8em;
background: var(--bg-secondary);
padding: 0.1em 0.3em;
border-radius: 3px;
}
.help-badge {
font-size: 0.7rem;
font-weight: 600;
padding: 0.1rem 0.35rem;
border-radius: var(--radius);
vertical-align: middle;
letter-spacing: 0.02em;
}
.help-badge--draft {
color: #2563eb;
background: #eff6ff;
}
.help-badge--published {
color: #7c3aed;
background: #f5f3ff;
}
/* Shrink main content when help panel is open */
body.help-open .app-header {
margin-right: min(420px, 85vw);
}
/* ── Column filter inputs (shared across archive, classifier, transmittal) ─── */
.column-filter {
display: block;
width: 100%;
box-sizing: border-box;
margin-top: 0.25rem;
padding: 0.2rem 0.4rem;
font-size: 0.8rem;
font-family: var(--font);
border: 1px solid var(--border);
border-radius: var(--radius);
background: var(--bg);
color: var(--text);
transition: border-color 0.15s;
}
.column-filter:focus {
border-color: var(--primary);
outline: none;
box-shadow: 0 0 0 1px rgba(42, 90, 138, 0.35);
}
.column-filter::placeholder {
color: var(--text-muted);
}
/* browse-specific layout on top of shared/base.css */
html, body {
height: 100%;
margin: 0;
padding: 0;
background: var(--bg);
color: var(--text);
font-family: var(--font);
}
body {
display: flex;
flex-direction: column;
min-height: 100vh;
}
#appMain {
flex: 1;
display: flex;
flex-direction: column;
min-height: 0;
}
/* Empty / first-paint state */
.empty-state {
flex: 1;
display: flex;
align-items: center;
justify-content: center;
padding: 2rem;
}
.empty-state__inner {
max-width: 640px;
color: var(--text-muted);
line-height: 1.5;
}
.empty-state__inner h2 {
color: var(--text);
margin: 0 0 1rem 0;
font-size: 1.5rem;
}
.empty-state__inner ul {
margin: 1rem 0;
padding-left: 1.5rem;
}
.empty-state__inner li {
margin: 0.4rem 0;
}
.hidden { display: none !important; }
/* Status bar — shows transient errors/info */
.status-bar {
padding: 0.4rem 1rem;
background: var(--bg-secondary);
border-top: 1px solid var(--border);
font-size: 0.85rem;
color: var(--text-muted);
min-height: 1.6rem;
line-height: 1.6rem;
flex-shrink: 0;
}
.status-bar--error { color: #b00020; }
.status-bar--info { color: var(--primary); }
/* Toolbar above the listing */
.browse-root {
flex: 1;
display: flex;
flex-direction: column;
min-height: 0;
overflow: hidden;
}
.browse-table-wrap {
flex: 1;
overflow: auto;
min-height: 0;
}
.toolbar {
display: flex;
align-items: center;
gap: 1rem;
padding: 0.6rem 1rem;
background: var(--bg-secondary);
border-bottom: 1px solid var(--border);
flex-shrink: 0;
flex-wrap: wrap;
}
.toolbar__path {
font-family: Consolas, Monaco, monospace;
font-size: 0.9rem;
color: var(--text-muted);
flex: 1;
min-width: 0;
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
}
.toolbar__filter {
width: 22rem;
max-width: 100%;
padding: 0.3rem 0.6rem;
border: 1px solid var(--border);
border-radius: 4px;
background: var(--bg);
color: var(--text);
font-size: 0.9rem;
}
.toolbar__count {
font-size: 0.8rem;
color: var(--text-muted);
white-space: nowrap;
}
/* Table — folders + files in a tree */
.browse-table {
width: 100%;
border-collapse: collapse;
font-size: 0.9rem;
background: var(--bg);
/* No flex:1 — tables don't reliably distribute extra height across
rows the way flex columns do. With few rows we'd get tall rows
that shrink as more children are loaded. The wrap div handles
scrolling instead. */
}
.browse-table tbody tr {
/* Pin rows to a deterministic height so table layout never
redistributes vertical space across them. */
line-height: 1.4;
}
.browse-table thead th {
position: sticky;
top: 0;
background: var(--bg-secondary);
border-bottom: 1px solid var(--border);
text-align: left;
padding: 0.5rem 0.75rem;
font-weight: 600;
color: var(--text);
user-select: none;
z-index: 1;
}
.browse-table th.sortable {
cursor: pointer;
}
.browse-table th.sortable:hover {
background: var(--bg-hover, #e8e8e8);
}
.sort-arrow {
display: inline-block;
width: 0.7rem;
color: var(--text-muted);
font-size: 0.7rem;
margin-left: 0.2rem;
}
.browse-table th.sort-asc .sort-arrow::after { content: "▲"; color: var(--text); }
.browse-table th.sort-desc .sort-arrow::after { content: "▼"; color: var(--text); }
.browse-table tbody td {
padding: 0.3rem 0.75rem;
border-bottom: 1px solid var(--border);
vertical-align: middle;
}
.browse-table tbody tr:hover {
background: var(--bg-hover, #f6faff);
}
/* Tree-row — name cell with indent + chevron */
.tree-name {
display: flex;
align-items: center;
gap: 0.4rem;
min-width: 0;
}
.tree-name__indent {
flex: 0 0 auto;
}
.tree-name__chevron {
width: 1rem;
text-align: center;
color: var(--text-muted);
cursor: pointer;
user-select: none;
flex: 0 0 1rem;
line-height: 1;
}
.tree-name__chevron--leaf { visibility: hidden; }
.tree-name__chevron::before { content: "▶"; font-size: 0.65rem; }
.tree-row.expanded > td .tree-name__chevron::before { content: "▼"; }
.tree-name__icon {
flex: 0 0 1.1rem;
text-align: center;
color: var(--text-muted);
font-size: 1rem;
line-height: 1;
}
.tree-name__label {
flex: 1;
min-width: 0;
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
color: var(--text);
}
.tree-name__label.is-folder {
font-weight: 500;
}
.tree-name__label.is-file {
cursor: pointer;
color: var(--primary);
text-decoration: none;
}
.tree-name__label.is-file:hover {
text-decoration: underline;
}
/* Numeric columns right-aligned */
.col-size, .col-date {
text-align: right;
font-variant-numeric: tabular-nums;
white-space: nowrap;
color: var(--text-muted);
}
.col-ext {
color: var(--text-muted);
font-family: Consolas, Monaco, monospace;
font-size: 0.85rem;
}
/* Loading row */
.tree-row--loading td {
color: var(--text-muted);
font-style: italic;
padding: 0.5rem 1rem 0.5rem calc(0.75rem + 2.4rem);
}
/* When filter hides a row */
.tree-row--filtered { display: none; }
</style>
</head>
<body>
<header class="app-header">
<div class="header-left">
<svg class="app-header__logo" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64" aria-hidden="true">
<rect width="64" height="64" rx="12" fill="#1e3a5f"/>
<g fill="#fff">
<rect x="14" y="18" width="36" height="7"/>
<polygon points="43,25 50,25 21,43 14,43"/>
<rect x="14" y="43" width="36" height="7"/>
</g>
</svg>
<div class="header-title-group">
<span class="app-header__title">ZDDC Browse</span>
<span class="build-timestamp">v0.0.13</span>
</div>
<button id="addDirectoryBtn" class="btn btn-primary">Select Directory</button>
</div>
<div class="header-right">
<button id="theme-btn" class="btn btn-secondary" title="Theme: auto (follows OS)" aria-label="Theme: auto (follows OS)"></button>
</div>
</header>
<main id="appMain">
<div id="emptyState" class="empty-state">
<div class="empty-state__inner">
<h2>ZDDC Browse</h2>
<p>A simple directory listing for ZDDC archives — and any directory.
Pick how you want to browse:</p>
<ul>
<li><b>Online</b> — when this page is served by zddc-server, the
listing for the current directory loads automatically.</li>
<li><b>Local</b> — click <i>Select Directory</i> to pick any folder
on your computer (Chromium-based browsers).</li>
</ul>
<p>Once loaded: click a folder to expand it, <b>shift-click</b>
to expand its entire subtree (or collapse it again),
click column headers to sort, type in the filter to narrow
by name. Click any file to open it.</p>
</div>
</div>
<div id="browseRoot" class="browse-root hidden">
<div class="toolbar">
<span class="toolbar__path" id="currentPath"></span>
<input type="search" id="filterInput" class="toolbar__filter"
placeholder="Filter by name (substring)..." />
<span class="toolbar__count" id="entryCount"></span>
</div>
<div class="browse-table-wrap">
<table class="browse-table" id="browseTable">
<thead>
<tr>
<th data-sort="name" class="col-name sortable">Name <span class="sort-arrow"></span></th>
<th data-sort="size" class="col-size sortable">Size <span class="sort-arrow"></span></th>
<th data-sort="ext" class="col-ext sortable">Type <span class="sort-arrow"></span></th>
<th data-sort="date" class="col-date sortable">Modified <span class="sort-arrow"></span></th>
</tr>
</thead>
<tbody id="browseTbody"></tbody>
</table>
</div>
</div>
</main>
<div id="statusBar" class="status-bar"></div>
<script>
/**
* ZDDC — shared naming convention library
*
* Canonical implementation of all ZDDC filename, folder name, tracking number,
* revision, and status logic. Included in every tool's build via shared/zddc.js.
*
* Exposed as window.zddc (plain global) so it works with every tool's module
* pattern (archive globals, classifier IIFE, transmittal IIFE, mdedit globals).
*
* Public API
* ----------
* zddc.parseFilename(str) → ParsedFile | null
* zddc.parseFolder(str) → ParsedFolder | null
* zddc.parseRevision(str) → ParsedRevision
* zddc.formatFilename(parts) → string
* zddc.formatFolder(parts) → string
* zddc.compareRevisions(a, b) → number (-1 | 0 | 1)
* zddc.isValidStatus(str) → boolean
* zddc.STATUSES → string[]
*
* ParsedFile { trackingNumber, revision, status, title, extension }
* ParsedFolder { date, trackingNumber, status, title }
* ParsedRevision { base, modifier, modifierType, modifierNumber, isDraft, full }
*/
(function (root) {
'use strict';
// ── Valid status codes ───────────────────────────────────────────────────
/**
* Complete list of valid ZDDC document status codes.
* '---' denotes an unknown or not-yet-assigned status.
*/
var STATUSES = [
'---',
'IFA', 'IFB', 'IFC', 'IFD', 'IFI', 'IFP', 'IFR', 'IFU',
'REC',
'RSA', 'RSB', 'RSC', 'RSD', 'RSI',
];
var STATUS_SET = {};
for (var _i = 0; _i < STATUSES.length; _i++) {
STATUS_SET[STATUSES[_i]] = true;
}
function isValidStatus(str) {
return !!STATUS_SET[str];
}
// ── Filename parsing ─────────────────────────────────────────────────────
/**
* Canonical file regex.
* Matches: TRACKING_REVISION (STATUS) - TITLE.EXT
*
* Tracking number: no underscores, no whitespace.
* Revision: no whitespace, no parentheses.
* Status: anything inside parentheses (validated separately).
* Title: everything up to the last dot.
* Extension: after the last dot (lowercased by parseFilename).
*/
var FILE_RE = /^([^_\s]+)_([^\s()_]+)\s*\(([^)]+)\)\s*-\s*(\S.*\S|\S)\.\s*([^\s.]+)$/;
/**
* Parse a ZDDC filename.
*
* @param {string} filename
* @returns {{ trackingNumber: string, revision: string, status: string,
* title: string, extension: string, valid: boolean } | null}
* null only if filename is falsy.
* `valid` is true when all fields matched the ZDDC pattern.
*/
function parseFilename(filename) {
if (!filename) { return null; }
var match = filename.match(FILE_RE);
if (!match) {
var lastDot = filename.lastIndexOf('.');
return {
trackingNumber: '',
revision: '',
status: '',
title: lastDot > 0 ? filename.substring(0, lastDot) : filename,
extension: lastDot > 0 ? filename.substring(lastDot + 1).toLowerCase() : '',
valid: false,
};
}
return {
trackingNumber: match[1].trim(),
revision: match[2].trim(),
status: match[3].trim(),
title: match[4].trim(),
extension: match[5].toLowerCase(),
valid: true,
};
}
// ── Folder name parsing ──────────────────────────────────────────────────
/**
* Transmittal folder regex.
* Matches: YYYY-MM-DD_TRACKING (STATUS) - TITLE
*/
var FOLDER_RE = /^(\d{4}-\d{2}-\d{2})_([^_\s(]+)\s*\(([^)]+)\)\s*-\s*(.+)$/;
/**
* Parse a ZDDC transmittal folder name.
*
* @param {string} foldername
* @returns {{ date: string, trackingNumber: string, status: string,
* title: string, valid: boolean } | null}
* null only if foldername is falsy.
*/
function parseFolder(foldername) {
if (!foldername) { return null; }
var match = foldername.match(FOLDER_RE);
if (!match) {
return {
date: '',
trackingNumber: '',
status: '',
title: foldername,
valid: false,
};
}
return {
date: match[1],
trackingNumber: match[2].trim(),
status: match[3].trim(),
title: match[4].trim(),
valid: true,
};
}
// ── Revision parsing ─────────────────────────────────────────────────────
/**
* Modifier sub-regex: +LETTER DIGITS e.g. +C1, +B2, +N1, +Q1
* The draft prefix (~) may appear inside the modifier: A+~C1
*/
var MODIFIER_RE = /^\+(~?)([A-Za-z])(\d+)$/;
/**
* Parse a ZDDC revision string.
*
* Revision grammar:
* revision = ['~'] base ['+' ['~'] modifier_letter modifier_number]
* base = letter(s) | digit(s) | date(YYYY-MM-DD)
* modifier = letter + digits e.g. C1, B2, N1, Q1
*
* @param {string} revision
* @returns {{
* base: string,
* modifier: string, full modifier string e.g. '+C1', '' if none
* modifierType: string, modifier letter e.g. 'C', '' if none
* modifierNumber: number, modifier number e.g. 1, 0 if none
* modifierIsDraft: boolean,
* isDraft: boolean, true if base revision starts with ~
* full: string, original input
* }}
*/
function parseRevision(revision) {
var raw = (revision || '').toString();
// Split on '+' to separate base from optional modifier
var plusIdx = raw.indexOf('+');
var basePart = plusIdx === -1 ? raw : raw.substring(0, plusIdx);
var modifierPart = plusIdx === -1 ? '' : raw.substring(plusIdx);
// Draft flag on the base part
var isDraft = basePart.startsWith('~');
var base = isDraft ? basePart.substring(1) : basePart;
// Parse modifier
var modifier = '';
var modifierType = '';
var modifierNumber = 0;
var modifierIsDraft = false;
if (modifierPart) {
var mMatch = modifierPart.match(MODIFIER_RE);
if (mMatch) {
modifierIsDraft = mMatch[1] === '~';
modifierType = mMatch[2].toUpperCase();
modifierNumber = parseInt(mMatch[3], 10);
modifier = modifierPart;
} else {
// Unrecognised modifier — preserve as-is
modifier = modifierPart;
}
}
return {
base: base,
modifier: modifier,
modifierType: modifierType,
modifierNumber: modifierNumber,
modifierIsDraft: modifierIsDraft,
isDraft: isDraft,
full: raw,
};
}
// ── Revision comparison ──────────────────────────────────────────────────
/**
* Classify a base revision string into a sort tier:
* 0 = date (YYYY-MM-DD)
* 1 = letter(s) A, B, AA …
* 2 = number(s) 0, 1, 2, 1.5 …
* 3 = other
*/
function _baseTier(base) {
if (/^\d{4}-\d{2}-\d{2}$/.test(base)) { return 0; }
if (/^[A-Za-z]+$/.test(base)) { return 1; }
if (/^\d+(\.\d+)?$/.test(base)) { return 2; }
return 3;
}
/**
* Compare two base revision strings.
* Sort order: dates < letters < numbers < other.
*/
function _compareBase(a, b) {
var ta = _baseTier(a);
var tb = _baseTier(b);
if (ta !== tb) { return ta - tb; }
if (ta === 0) { return a < b ? -1 : a > b ? 1 : 0; } // date lexicographic = chronological
if (ta === 1) { return a.toUpperCase() < b.toUpperCase() ? -1 : a.toUpperCase() > b.toUpperCase() ? 1 : 0; }
if (ta === 2) { return parseFloat(a) - parseFloat(b); }
return a.localeCompare(b);
}
/**
* Compare two ZDDC revision strings for sort ordering.
*
* Canonical order (ascending = older → newer):
* ~A < A < A+B1 < A+C1 < A+~C2 < A+C2 < A+N1 < A+Q1
* < ~B < B < … < 0 < 1 < 2
*
* Rules:
* 1. Compare base revisions first (dates < letters < numbers).
* 2. For equal bases, draft (isDraft=true) comes before final.
* 3. For equal base+draft, no-modifier < has-modifier.
* 4. For equal base+draft+modifier presence:
* a. modifier draft comes before modifier final (modifierIsDraft).
* b. Sort modifier by type letter then by number.
*
* @param {string} a
* @param {string} b
* @returns {number} negative if a < b, 0 if equal, positive if a > b
*/
function compareRevisions(a, b) {
var pa = parseRevision(a);
var pb = parseRevision(b);
// 1. Base revision
var baseCmp = _compareBase(pa.base, pb.base);
if (baseCmp !== 0) { return baseCmp; }
// 2. Draft before final (for same base)
if (pa.isDraft !== pb.isDraft) { return pa.isDraft ? -1 : 1; }
// 3. No modifier before any modifier
var aHasMod = pa.modifier !== '';
var bHasMod = pb.modifier !== '';
if (aHasMod !== bHasMod) { return aHasMod ? 1 : -1; }
if (!aHasMod) { return 0; } // both have no modifier
// 4. Compare modifiers: type → number → draft (draft is a tie-breaker only)
// 4a. Modifier type letter (B < C < N < Q …)
if (pa.modifierType !== pb.modifierType) {
return pa.modifierType < pb.modifierType ? -1 : 1;
}
// 4b. Modifier number (1 < 2 …)
if (pa.modifierNumber !== pb.modifierNumber) {
return pa.modifierNumber - pb.modifierNumber;
}
// 4c. Draft of a modifier comes before the final modifier (same type+number)
if (pa.modifierIsDraft !== pb.modifierIsDraft) {
return pa.modifierIsDraft ? -1 : 1;
}
return 0;
}
// ── Filename / folder formatting ─────────────────────────────────────────
/**
* Build a ZDDC filename from its components.
*
* @param {{ trackingNumber: string, revision: string, status: string,
* title: string, extension: string }} parts
* @returns {string} e.g. "123456-EL-SPC-2623_A (IFR) - Specification.pdf"
*/
function formatFilename(parts) {
var tn = (parts.trackingNumber || '').trim();
var rev = (parts.revision || '').trim();
var st = (parts.status || '').trim();
var ttl = (parts.title || '').trim();
var ext = (parts.extension || '').replace(/^\./, '');
if (!tn || !rev || !st || !ttl) { return ''; }
var name = tn + '_' + rev + ' (' + st + ') - ' + ttl;
return ext ? name + '.' + ext : name;
}
/**
* Build a ZDDC transmittal folder name from its components.
*
* @param {{ date: string, trackingNumber: string, status: string,
* title: string }} parts
* @returns {string} e.g. "2025-10-31_123456-EM-SUB-0001 (IFR) - Title"
*/
function formatFolder(parts) {
var dt = (parts.date || '').trim();
var tn = (parts.trackingNumber || '').trim();
var st = (parts.status || '').trim();
var ttl = (parts.title || '').trim();
if (!dt || !tn || !st || !ttl) { return ''; }
return dt + '_' + tn + ' (' + st + ') - ' + ttl;
}
// ── Filename / extension splitting ───────────────────────────────────────
/**
* Split a filename into its base name and extension (no leading dot).
* Treats leading dot ('.gitignore') as no extension.
*
* @param {string} filename
* @returns {{ name: string, extension: string }}
*/
function splitExtension(filename) {
if (!filename) { return { name: '', extension: '' }; }
var lastDot = filename.lastIndexOf('.');
if (lastDot <= 0) { return { name: filename, extension: '' }; }
return {
name: filename.substring(0, lastDot),
extension: filename.substring(lastDot + 1).toLowerCase(),
};
}
/**
* Join a base name and extension. Tolerant of either form ('pdf' or '.pdf').
* Returns just the name when extension is empty.
*/
function joinExtension(name, extension) {
var ext = (extension || '').replace(/^\./, '');
return ext ? name + '.' + ext : name;
}
// ── Public API ───────────────────────────────────────────────────────────
root.zddc = {
STATUSES: STATUSES,
isValidStatus: isValidStatus,
parseFilename: parseFilename,
parseFolder: parseFolder,
parseRevision: parseRevision,
formatFilename: formatFilename,
formatFolder: formatFolder,
compareRevisions: compareRevisions,
splitExtension: splitExtension,
joinExtension: joinExtension,
};
}(typeof window !== 'undefined' ? window : this));
/**
* ZDDC shared theme toggle — light / dark / auto.
* Persists choice to localStorage under 'zddc-theme'.
* Works with all four tools regardless of their module pattern.
* Expects: #theme-btn in the DOM (optional — skips gracefully if absent).
*
* Theme cycle: auto → light → dark → auto …
* 'auto' honours the OS prefers-color-scheme media query (CSS handles it).
* 'light' sets data-theme="light" on <html> (overrides dark media query).
* 'dark' sets data-theme="dark" on <html>.
*/
(function () {
'use strict';
var STORAGE_KEY = 'zddc-theme';
var THEMES = ['auto', 'light', 'dark'];
var LABELS = {
auto: '◐',
light: '☀',
dark: '☾'
};
var TITLES = {
auto: 'Theme: auto (follows OS)',
light: 'Theme: light',
dark: 'Theme: dark'
};
function load() {
var stored = localStorage.getItem(STORAGE_KEY);
return THEMES.indexOf(stored) !== -1 ? stored : 'auto';
}
function apply(theme) {
if (theme === 'dark') {
document.documentElement.setAttribute('data-theme', 'dark');
} else if (theme === 'light') {
document.documentElement.setAttribute('data-theme', 'light');
} else {
document.documentElement.removeAttribute('data-theme');
}
}
function save(theme) {
try { localStorage.setItem(STORAGE_KEY, theme); } catch (e) {}
}
function updateButton(btn, theme) {
btn.textContent = LABELS[theme];
btn.title = TITLES[theme];
btn.setAttribute('aria-label', TITLES[theme]);
}
function next(theme) {
return THEMES[(THEMES.indexOf(theme) + 1) % THEMES.length];
}
function init() {
var current = load();
apply(current);
var btn = document.getElementById('theme-btn');
if (!btn) { return; }
updateButton(btn, current);
btn.addEventListener('click', function () {
current = next(current);
apply(current);
save(current);
updateButton(btn, current);
});
}
/* Apply theme immediately (before DOM ready) to avoid flash */
apply(load());
if (document.readyState === 'loading') {
document.addEventListener('DOMContentLoaded', init);
} else {
init();
}
}());
// Bootstrap window.app for the browse tool. Mirrors the convention
// used by every other ZDDC tool — ./build's CSS/JS concat order means
// this file runs FIRST inside the IIFE-of-IIFEs.
(function () {
'use strict';
if (!window.app) {
window.app = { modules: {}, state: {} };
}
window.app.state = {
// Source: 'server' | 'fs' | null. Determines how the loader
// resolves entries.
source: null,
// For server-source: the URL path of the directory currently
// being viewed. Always starts with '/' and ends with '/'.
// For fs-source: the displayed path string (no semantic
// meaning — just for the toolbar).
currentPath: '/',
// FileSystemAccessAPI root handle (null in server mode).
rootHandle: null,
// Sort state. key: 'name' | 'size' | 'ext' | 'date'. dir: 1 or -1.
sort: { key: 'name', dir: 1 },
// Current filter substring (lowercase).
filterText: '',
// The tree's in-memory representation. Each node:
// { id, name, isDir, size, modTime, ext, url, depth,
// parentId, expanded, loaded, childIds }
// Stored flat in a Map keyed by id; render order derived
// from a depth-first walk.
nodes: new Map(),
rootIds: [],
nextId: 1
};
})();
// loader.js — fetches directory entries for either source mode.
//
// Server mode: GET <urlPath> with Accept: application/json. zddc-server
// (and Caddy's built-in browse, which we mirror) returns an array of
// FileInfo {name, size, url, mod_time, mode, is_dir, is_symlink}.
//
// FS-API mode: enumerate a FileSystemDirectoryHandle's children. No
// network involved; works on local folders the user picked.
(function () {
'use strict';
var state = window.app.state;
function splitExt(name) {
var i = name.lastIndexOf('.');
if (i <= 0 || i === name.length - 1) return '';
return name.substring(i + 1).toLowerCase();
}
// Build a raw entry from the server's FileInfo shape.
function fromServerEntry(e) {
// Server returns directory names with a trailing "/". Strip
// it for display; the is_dir flag is the canonical signal.
var displayName = e.is_dir ? e.name.replace(/\/$/, '') : e.name;
return {
name: displayName,
isDir: e.is_dir,
size: e.size || 0,
modTime: e.mod_time ? new Date(e.mod_time) : null,
ext: e.is_dir ? '' : splitExt(displayName),
url: e.url || null,
// FS-API specific (null in server mode):
handle: null
};
}
// Build a raw entry from a FileSystemHandle.
async function fromHandle(handle) {
var name = handle.name;
var isDir = handle.kind === 'directory';
var size = 0;
var modTime = null;
if (!isDir) {
try {
var f = await handle.getFile();
size = f.size;
modTime = new Date(f.lastModified);
} catch (_e) {
// permission lost; leave size/modTime defaults
}
}
return {
name: name,
isDir: isDir,
size: size,
modTime: modTime,
ext: isDir ? '' : splitExt(name),
url: null,
handle: handle
};
}
// Fetch children of a directory in server mode.
// path must end with '/' so the request hits the directory route.
async function fetchServerChildren(path) {
if (!path.endsWith('/')) path += '/';
var resp = await fetch(path, {
headers: { 'Accept': 'application/json' },
credentials: 'same-origin'
});
if (!resp.ok) {
throw new Error('HTTP ' + resp.status + ' fetching ' + path);
}
var data = await resp.json();
if (!Array.isArray(data)) {
throw new Error('Unexpected response shape from ' + path);
}
return data.map(fromServerEntry);
}
// Enumerate a FileSystemDirectoryHandle's immediate children.
async function fetchFsChildren(dirHandle) {
var entries = [];
for await (var [_name, handle] of dirHandle.entries()) {
entries.push(await fromHandle(handle));
}
return entries;
}
// Probe whether THIS page is being served by zddc-server (or any
// server that responds to JSON listing requests). If so, switch to
// server mode automatically and load the current directory.
async function autoDetectServerMode() {
// Only attempt when running over http(s) and the location's
// path looks like a directory. Probing on file:// is pointless.
if (location.protocol !== 'http:' && location.protocol !== 'https:') {
return false;
}
// Strip any /<tool>.html from the path to get the directory.
var path = location.pathname;
// If the URL points at the browse.html itself, the directory
// is the parent. If it's a directory ending in '/', use it.
var dirPath;
if (path.endsWith('/')) {
dirPath = path;
} else {
// e.g. '/some/dir/browse.html' → '/some/dir/'
var slash = path.lastIndexOf('/');
dirPath = slash >= 0 ? path.substring(0, slash + 1) : '/';
}
try {
var entries = await fetchServerChildren(dirPath);
state.source = 'server';
state.currentPath = dirPath;
return { entries: entries, path: dirPath };
} catch (_e) {
// Not a server-backed page (e.g. opened via file://).
return null;
}
}
// Public API
window.app.modules.loader = {
fetchServerChildren: fetchServerChildren,
fetchFsChildren: fetchFsChildren,
autoDetectServerMode: autoDetectServerMode,
splitExt: splitExt
};
})();
// tree.js — in-memory tree model + DOM rendering.
//
// Nodes are stored flat in state.nodes (Map by id). The visible
// render is a depth-first walk starting from state.rootIds, skipping
// children of unexpanded folders. This decouples model from DOM and
// keeps re-renders linear in the visible-row count.
(function () {
'use strict';
var state = window.app.state;
var loader = window.app.modules.loader;
// ── Model helpers ────────────────────────────────────────────────────
function newNode(raw, parentId, depth) {
var id = state.nextId++;
var node = {
id: id,
name: raw.name,
isDir: raw.isDir,
size: raw.size,
modTime: raw.modTime,
ext: raw.ext,
url: raw.url,
handle: raw.handle,
depth: depth,
parentId: parentId,
expanded: false,
loaded: false,
childIds: []
};
state.nodes.set(id, node);
return node;
}
function clearTree() {
state.nodes.clear();
state.rootIds = [];
state.nextId = 1;
}
// Sort an array of nodes by current sort key. Folders always come
// first within a level (mimics common file managers).
function sortNodes(ids) {
var key = state.sort.key;
var dir = state.sort.dir;
ids.sort(function (a, b) {
var na = state.nodes.get(a);
var nb = state.nodes.get(b);
// Folders before files
if (na.isDir !== nb.isDir) return na.isDir ? -1 : 1;
var av, bv;
switch (key) {
case 'size':
av = na.size; bv = nb.size; break;
case 'ext':
av = na.ext; bv = nb.ext; break;
case 'date':
av = na.modTime ? na.modTime.getTime() : 0;
bv = nb.modTime ? nb.modTime.getTime() : 0;
break;
default:
av = na.name.toLowerCase();
bv = nb.name.toLowerCase();
}
if (av < bv) return -1 * dir;
if (av > bv) return 1 * dir;
return na.name.toLowerCase().localeCompare(nb.name.toLowerCase());
});
}
// Populate state with the root listing.
function setRoot(rawEntries) {
clearTree();
rawEntries.forEach(function (raw) {
var n = newNode(raw, null, 0);
state.rootIds.push(n.id);
});
sortNodes(state.rootIds);
}
// Populate a folder's children. Caller passes raw entries in any order.
function setChildren(parentId, rawEntries) {
var parent = state.nodes.get(parentId);
if (!parent) return;
// Drop any existing children first (re-load case).
parent.childIds.forEach(function (id) { state.nodes.delete(id); });
parent.childIds = [];
rawEntries.forEach(function (raw) {
var n = newNode(raw, parentId, parent.depth + 1);
parent.childIds.push(n.id);
});
sortNodes(parent.childIds);
parent.loaded = true;
}
// Walk visible nodes in render order.
function visibleIds() {
var out = [];
function walk(ids) {
for (var i = 0; i < ids.length; i++) {
out.push(ids[i]);
var n = state.nodes.get(ids[i]);
if (n.isDir && n.expanded) walk(n.childIds);
}
}
// Re-sort everything at all levels so a sort change reorders
// already-loaded children consistently.
sortNodes(state.rootIds);
state.nodes.forEach(function (n) {
if (n.isDir && n.loaded) sortNodes(n.childIds);
});
walk(state.rootIds);
return out;
}
// ── Rendering ────────────────────────────────────────────────────────
function fmtSize(bytes) {
if (bytes == null) return '';
if (bytes < 1024) return bytes + ' B';
if (bytes < 1024 * 1024) return (bytes / 1024).toFixed(1) + ' KB';
if (bytes < 1024 * 1024 * 1024) return (bytes / (1024 * 1024)).toFixed(1) + ' MB';
return (bytes / (1024 * 1024 * 1024)).toFixed(2) + ' GB';
}
function fmtDate(d) {
if (!d) return '';
var pad = function (n) { return n < 10 ? '0' + n : '' + n; };
return d.getFullYear() + '-' + pad(d.getMonth() + 1) + '-' + pad(d.getDate())
+ ' ' + pad(d.getHours()) + ':' + pad(d.getMinutes());
}
function escapeHtml(s) {
return String(s).replace(/&/g, '&amp;').replace(/</g, '&lt;')
.replace(/>/g, '&gt;').replace(/"/g, '&quot;');
}
function rowHtml(node) {
var indent = node.depth * 1.2;
var iconChar = node.isDir ? '📁' : '📄';
var labelClass = node.isDir ? 'is-folder' : 'is-file';
var chevronClass = 'tree-name__chevron' + (node.isDir ? '' : ' tree-name__chevron--leaf');
var nameInner;
if (node.isDir) {
nameInner = '<span class="tree-name__label is-folder">'
+ escapeHtml(node.name) + '</span>';
} else {
// File: clickable link. In server mode, href is a real URL
// that opens the file. In FS mode, click handler reads the
// file via the handle and triggers a download (Phase 2).
var href = node.url || '#';
nameInner = '<a class="tree-name__label is-file"'
+ ' href="' + escapeHtml(href) + '"'
+ ' target="_blank" rel="noopener">' + escapeHtml(node.name) + '</a>';
}
return ''
+ '<tr class="tree-row ' + (node.expanded ? 'expanded' : '')
+ '" data-id="' + node.id + '" data-isdir="' + node.isDir + '">'
+ '<td class="col-name">'
+ '<span class="tree-name">'
+ '<span class="tree-name__indent" style="width:' + indent + 'rem;"></span>'
+ '<span class="' + chevronClass + '"></span>'
+ '<span class="tree-name__icon">' + iconChar + '</span>'
+ nameInner
+ '</span>'
+ '</td>'
+ '<td class="col-size">' + (node.isDir ? '' : fmtSize(node.size)) + '</td>'
+ '<td class="col-ext">' + (node.isDir ? '' : escapeHtml(node.ext)) + '</td>'
+ '<td class="col-date">' + fmtDate(node.modTime) + '</td>'
+ '</tr>';
}
function render() {
var tbody = document.getElementById('browseTbody');
if (!tbody) return;
var ids = visibleIds();
var html = '';
for (var i = 0; i < ids.length; i++) {
html += rowHtml(state.nodes.get(ids[i]));
}
tbody.innerHTML = html;
applyFilter();
updateCount();
updateSortHeaders();
}
// Filter is purely DOM-level: hide rows whose name doesn't match.
// Cheap, immediate, no model rebuild.
function applyFilter() {
var f = state.filterText;
var rows = document.querySelectorAll('#browseTbody tr.tree-row');
for (var i = 0; i < rows.length; i++) {
var row = rows[i];
var n = state.nodes.get(parseInt(row.dataset.id, 10));
if (!n) continue;
var match = !f || n.name.toLowerCase().indexOf(f) !== -1;
row.classList.toggle('tree-row--filtered', !match);
}
}
function updateCount() {
var el = document.getElementById('entryCount');
if (!el) return;
var rows = document.querySelectorAll('#browseTbody tr.tree-row:not(.tree-row--filtered)');
var total = document.querySelectorAll('#browseTbody tr.tree-row').length;
el.textContent = state.filterText
? rows.length + ' of ' + total + ' shown'
: total + ' item' + (total === 1 ? '' : 's');
}
function updateSortHeaders() {
var ths = document.querySelectorAll('#browseTable thead th.sortable');
for (var i = 0; i < ths.length; i++) {
ths[i].classList.remove('sort-asc', 'sort-desc');
if (ths[i].dataset.sort === state.sort.key) {
ths[i].classList.add(state.sort.dir > 0 ? 'sort-asc' : 'sort-desc');
}
}
}
// Load a folder's children (lazy; idempotent re-loads).
async function loadChildren(node) {
if (node.loaded) return;
try {
var raw;
if (state.source === 'server') {
raw = await loader.fetchServerChildren(pathFor(node) + '/');
} else if (state.source === 'fs') {
raw = await loader.fetchFsChildren(node.handle);
} else {
return;
}
setChildren(node.id, raw);
} catch (e) {
window.app.modules.events.statusError(
'Failed to load ' + node.name + ': ' + e.message);
}
}
// Toggle a folder's expanded state. Loads children on first expand.
async function toggleFolder(nodeId) {
var n = state.nodes.get(nodeId);
if (!n || !n.isDir) return;
if (!n.expanded && !n.loaded) {
await loadChildren(n);
if (!n.loaded) return; // load failed
}
n.expanded = !n.expanded;
render();
}
// Recursive expand: load + expand all descendants of nodeId. Used
// for Shift-click on a folder. Walks breadth-first, fanning out
// through children, grand-children, etc. until every reachable
// folder is loaded and marked expanded. Status bar shows progress
// because deeply-nested trees can take a while.
//
// Parallelism: kept conservative (per-level fan-out) to avoid
// hammering zddc-server with hundreds of concurrent listing
// fetches. Browsers also throttle per-origin concurrency, but
// queuing politely is friendlier than fighting that.
async function expandSubtree(nodeId) {
var root = state.nodes.get(nodeId);
if (!root || !root.isDir) return;
var status = window.app.modules.events.statusInfo;
status('Expanding subtree…');
var processed = 0;
var queue = [root];
while (queue.length) {
var batch = queue;
queue = [];
// Load this level's children in parallel (Promise.all).
await Promise.all(batch.map(function (n) { return loadChildren(n); }));
for (var i = 0; i < batch.length; i++) {
var n = batch[i];
n.expanded = true;
processed++;
for (var j = 0; j < n.childIds.length; j++) {
var c = state.nodes.get(n.childIds[j]);
if (c && c.isDir) queue.push(c);
}
}
// Re-render after each level so the user sees progress
// rather than a long pause then a sudden full-tree dump.
render();
status('Expanding subtree… (' + processed + ' folders loaded)');
}
status('Expanded ' + processed + ' folder' + (processed === 1 ? '' : 's'));
}
// Recursive collapse: mark this node and every descendant as
// collapsed. Doesn't unload — if the user re-expands later, the
// children are still in memory and re-render is instant.
function collapseSubtree(nodeId) {
var root = state.nodes.get(nodeId);
if (!root || !root.isDir) return;
function walk(n) {
n.expanded = false;
for (var i = 0; i < n.childIds.length; i++) {
var c = state.nodes.get(n.childIds[i]);
if (c && c.isDir) walk(c);
}
}
walk(root);
render();
}
// Compute the URL/path for a node by walking parents.
function pathFor(node) {
var parts = [];
var cur = node;
while (cur) {
parts.unshift(cur.name);
cur = cur.parentId == null ? null : state.nodes.get(cur.parentId);
}
if (state.source === 'server') {
// currentPath is the dir containing rootIds — root nodes
// sit DIRECTLY under it.
return state.currentPath.replace(/\/$/, '') + '/' + parts.join('/');
}
return parts.join('/');
}
// Public API
window.app.modules.tree = {
setRoot: setRoot,
setChildren: setChildren,
render: render,
toggleFolder: toggleFolder,
expandSubtree: expandSubtree,
collapseSubtree: collapseSubtree,
setSort: function (key) {
if (state.sort.key === key) {
state.sort.dir = -state.sort.dir;
} else {
state.sort.key = key;
state.sort.dir = 1;
}
render();
},
setFilter: function (s) {
state.filterText = (s || '').toLowerCase();
applyFilter();
updateCount();
},
pathFor: pathFor
};
})();
// events.js — wires up DOM listeners. Idempotent so app.js can call
// init() once on load.
(function () {
'use strict';
var state = window.app.state;
var tree = window.app.modules.tree;
var loader = window.app.modules.loader;
function status(msg, kind) {
var el = document.getElementById('statusBar');
if (!el) return;
el.textContent = msg || '';
el.classList.remove('status-bar--error', 'status-bar--info');
if (kind === 'error') el.classList.add('status-bar--error');
if (kind === 'info') el.classList.add('status-bar--info');
}
function statusError(msg) { status(msg, 'error'); }
function statusInfo(msg) { status(msg, 'info'); }
function statusClear() { status('', null); }
async function pickLocalDir() {
if (typeof window.showDirectoryPicker !== 'function') {
statusError('Your browser does not support local folder selection. Use a recent Chromium-based browser, or open this page via zddc-server.');
return;
}
var handle;
try {
handle = await window.showDirectoryPicker({ mode: 'read' });
} catch (e) {
// User cancelled — silent
return;
}
state.source = 'fs';
state.rootHandle = handle;
state.currentPath = handle.name + '/';
var raw;
try {
raw = await loader.fetchFsChildren(handle);
} catch (e) {
statusError('Failed to read directory: ' + e.message);
return;
}
tree.setRoot(raw);
showBrowseRoot();
document.getElementById('currentPath').textContent = state.currentPath;
tree.render();
statusInfo('Loaded ' + raw.length + ' item' + (raw.length === 1 ? '' : 's'));
}
function showBrowseRoot() {
var empty = document.getElementById('emptyState');
var root = document.getElementById('browseRoot');
if (empty) empty.classList.add('hidden');
if (root) root.classList.remove('hidden');
}
function init() {
// Header buttons
var btn = document.getElementById('addDirectoryBtn');
if (btn) btn.addEventListener('click', pickLocalDir);
// Filter input
var filter = document.getElementById('filterInput');
if (filter) {
filter.addEventListener('input', function () {
tree.setFilter(filter.value);
});
}
// Sort headers
var ths = document.querySelectorAll('#browseTable thead th.sortable');
for (var i = 0; i < ths.length; i++) {
(function (th) {
th.addEventListener('click', function () {
tree.setSort(th.dataset.sort);
});
})(ths[i]);
}
// Tree-row clicks (event delegation on tbody).
// Click semantics on a folder row:
// - plain click → toggle just this folder
// - shift-click → recursive expand/collapse of the whole
// subtree (matches common file-explorer
// convention; e.g. Finder, VSCode tree,
// Windows Explorer)
// - alt-click → ALSO recursive (alt is sometimes the
// expand-all key on Linux DEs; bind both
// so muscle memory works either way)
// File rows: let the <a> tag's natural target=_blank do its
// job — don't intercept.
var tbody = document.getElementById('browseTbody');
if (tbody) {
tbody.addEventListener('click', function (e) {
var row = e.target.closest('tr.tree-row');
if (!row) return;
var isDir = row.dataset.isdir === 'true';
if (!isDir) return;
e.preventDefault();
var id = parseInt(row.dataset.id, 10);
if (e.shiftKey || e.altKey) {
var node = state.nodes.get(id);
if (node && node.expanded) {
tree.collapseSubtree(id);
} else {
tree.expandSubtree(id);
}
} else {
tree.toggleFolder(id);
}
});
}
}
// Public API
window.app.modules.events = {
init: init,
statusError: statusError,
statusInfo: statusInfo,
statusClear: statusClear,
showBrowseRoot: showBrowseRoot
};
})();
// app.js — bootstrap. Runs after every other module's IIFE has
// registered its functions on window.app.modules.
(function () {
'use strict';
var state = window.app.state;
var loader = window.app.modules.loader;
var tree = window.app.modules.tree;
var events = window.app.modules.events;
async function bootstrap() {
events.init();
// Try server auto-detect. If this page is served by zddc-server
// (or any server with a Caddy-shaped JSON listing), load the
// current directory automatically. Otherwise show the empty
// state with the "Select Directory" button.
var detected = await loader.autoDetectServerMode();
if (detected) {
tree.setRoot(detected.entries);
events.showBrowseRoot();
document.getElementById('currentPath').textContent = detected.path;
tree.render();
events.statusInfo('Loaded ' + detected.entries.length + ' item'
+ (detected.entries.length === 1 ? '' : 's')
+ ' from ' + detected.path);
}
// Else: empty state stays visible; user can click Select Directory.
}
if (document.readyState === 'loading') {
document.addEventListener('DOMContentLoaded', bootstrap);
} else {
bootstrap();
}
})();
</script>
</body>
</html>