Files
herolib/lib/web/ui/factory.v
2025-08-18 17:16:03 +02:00

471 lines
13 KiB
V

module ui
import veb
import os
import net.http
// Public Context type for veb
pub struct Context {
veb.Context
}
// Simple tree menu structure
pub struct MenuItem {
pub:
title string
href string
children []MenuItem
}
// Factory args
@[params]
pub struct FactoryArgs {
pub mut:
name string = 'default'
host string = 'localhost'
port int = 8080
title string = 'Admin'
menu []MenuItem
open bool
}
// The App holds server state and config
pub struct App {
veb.StaticHandler
pub mut:
title string
menu []MenuItem
port int
}
// Start the webserver (blocking)
pub fn start(args FactoryArgs) ! {
mut app := new(args)!
veb.run[App, Context](mut app, app.port)
}
// Routes
// Redirect root to /admin
@['/'; get]
pub fn (app &App) root(mut ctx Context) veb.Result {
return ctx.redirect('/admin')
}
// Admin home page
@['/admin'; get]
pub fn (app &App) admin_index(mut ctx Context) veb.Result {
return ctx.html(app.render_admin('/', 'Welcome'))
}
// HeroScript editor page
@['/admin/heroscript'; get]
pub fn (app &App) admin_heroscript(mut ctx Context) veb.Result {
return ctx.html(app.render_heroscript())
}
// Chat page
@['/admin/chat'; get]
pub fn (app &App) admin_chat(mut ctx Context) veb.Result {
return ctx.html(app.render_chat())
}
// Static CSS files
@['/static/css/colors.css'; get]
pub fn (app &App) serve_colors_css(mut ctx Context) veb.Result {
css_path := os.join_path(os.dir(@FILE), 'templates', 'css', 'colors.css')
css_content := os.read_file(css_path) or { return ctx.text('/* CSS file not found */') }
ctx.set_content_type('text/css')
return ctx.text(css_content)
}
@['/static/css/main.css'; get]
pub fn (app &App) serve_main_css(mut ctx Context) veb.Result {
css_path := os.join_path(os.dir(@FILE), 'templates', 'css', 'main.css')
css_content := os.read_file(css_path) or { return ctx.text('/* CSS file not found */') }
ctx.set_content_type('text/css')
return ctx.text(css_content)
}
// Static JS files
@['/static/js/theme.js'; get]
pub fn (app &App) serve_theme_js(mut ctx Context) veb.Result {
js_path := os.join_path(os.dir(@FILE), 'templates', 'js', 'theme.js')
js_content := os.read_file(js_path) or { return ctx.text('/* JS file not found */') }
ctx.set_content_type('application/javascript')
return ctx.text(js_content)
}
@['/static/js/heroscript.js'; get]
pub fn (app &App) serve_heroscript_js(mut ctx Context) veb.Result {
js_path := os.join_path(os.dir(@FILE), 'templates', 'js', 'heroscript.js')
js_content := os.read_file(js_path) or { return ctx.text('/* JS file not found */') }
ctx.set_content_type('application/javascript')
return ctx.text(js_content)
}
@['/static/js/chat.js'; get]
pub fn (app &App) serve_chat_js(mut ctx Context) veb.Result {
js_path := os.join_path(os.dir(@FILE), 'templates', 'js', 'chat.js')
js_content := os.read_file(js_path) or { return ctx.text('/* JS file not found */') }
ctx.set_content_type('application/javascript')
return ctx.text(js_content)
}
@['/static/css/heroscript.css'; get]
pub fn (app &App) serve_heroscript_css(mut ctx Context) veb.Result {
css_path := os.join_path(os.dir(@FILE), 'templates', 'css', 'heroscript.css')
css_content := os.read_file(css_path) or { return ctx.text('/* CSS file not found */') }
ctx.set_content_type('text/css')
return ctx.text(css_content)
}
@['/static/css/chat.css'; get]
pub fn (app &App) serve_chat_css(mut ctx Context) veb.Result {
css_path := os.join_path(os.dir(@FILE), 'templates', 'css', 'chat.css')
css_content := os.read_file(css_path) or { return ctx.text('/* CSS file not found */') }
ctx.set_content_type('text/css')
return ctx.text(css_content)
}
// Catch-all content under /admin/*
@['/admin/:path...'; get]
pub fn (app &App) admin_section(mut ctx Context, path string) veb.Result {
// Render current path in the main content
return ctx.html(app.render_admin(path, 'Content'))
}
// View rendering using external template
fn (app &App) render_admin(path string, heading string) string {
// Get the template file path relative to the module
template_path := os.join_path(os.dir(@FILE), 'templates', 'admin_layout.html')
// Read the template file
template_content := os.read_file(template_path) or {
// Fallback to inline template if file not found
return app.render_admin_fallback(path, heading)
}
// Generate menu HTML
menu_content := menu_html(app.menu, 0, 'm')
// Simple template variable replacement
mut result := template_content
result = result.replace('{{.title}}', app.title)
result = result.replace('{{.heading}}', heading)
result = result.replace('{{.path}}', path)
result = result.replace('{{.menu_html}}', menu_content)
result = result.replace('{{.css_colors_url}}', '/static/css/colors.css')
result = result.replace('{{.css_main_url}}', '/static/css/main.css')
result = result.replace('{{.js_theme_url}}', '/static/js/theme.js')
return result
}
// HeroScript editor rendering using external template
fn (app &App) render_heroscript() string {
// Get the template file path relative to the module
template_path := os.join_path(os.dir(@FILE), 'templates', 'heroscript_editor.html')
// Read the template file
template_content := os.read_file(template_path) or {
// Fallback to basic template if file not found
return app.render_heroscript_fallback()
}
// Generate menu HTML
menu_content := menu_html(app.menu, 0, 'm')
// Simple template variable replacement
mut result := template_content
result = result.replace('{{.title}}', app.title)
result = result.replace('{{.menu_html}}', menu_content)
result = result.replace('{{.css_colors_url}}', '/static/css/colors.css')
result = result.replace('{{.css_main_url}}', '/static/css/main.css')
result = result.replace('{{.css_heroscript_url}}', '/static/css/heroscript.css')
result = result.replace('{{.js_theme_url}}', '/static/js/theme.js')
result = result.replace('{{.js_heroscript_url}}', '/static/js/heroscript.js')
return result
}
// Chat rendering using external template
fn (app &App) render_chat() string {
// Get the template file path relative to the module
template_path := os.join_path(os.dir(@FILE), 'templates', 'chat.html')
// Read the template file
template_content := os.read_file(template_path) or {
// Fallback to basic template if file not found
return app.render_chat_fallback()
}
// Generate menu HTML
menu_content := menu_html(app.menu, 0, 'm')
// Simple template variable replacement
mut result := template_content
result = result.replace('{{.title}}', app.title)
result = result.replace('{{.menu_html}}', menu_content)
result = result.replace('{{.css_colors_url}}', '/static/css/colors.css')
result = result.replace('{{.css_main_url}}', '/static/css/main.css')
result = result.replace('{{.css_chat_url}}', '/static/css/chat.css')
result = result.replace('{{.js_theme_url}}', '/static/js/theme.js')
result = result.replace('{{.js_chat_url}}', '/static/js/chat.js')
return result
}
// Fallback HeroScript rendering method
fn (app &App) render_heroscript_fallback() string {
return '
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>${app.title} - HeroScript Editor</title>
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css" rel="stylesheet">
</head>
<body>
<div class="container mt-5">
<h1>HeroScript Editor</h1>
<p>HeroScript editor template not found. Please check the template files.</p>
<a href="/admin" class="btn btn-primary">Back to Admin</a>
</div>
</body>
</html>
'
}
// Fallback Chat rendering method
fn (app &App) render_chat_fallback() string {
return '
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>${app.title} - Chat</title>
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css" rel="stylesheet">
</head>
<body>
<div class="container mt-5">
<h1>Chat Assistant</h1>
<p>Chat template not found. Please check the template files.</p>
<a href="/admin" class="btn btn-primary">Back to Admin</a>
</div>
</body>
</html>
'
}
// Fallback rendering method (inline template)
fn (app &App) render_admin_fallback(path string, heading string) string {
return '
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>${app.title}</title>
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC" crossorigin="anonymous">
<style>
body { padding-top: 44px; }
.header {
height: 44px;
line-height: 44px;
font-size: 14px;
}
.sidebar {
position: fixed;
top: 44px;
bottom: 0;
left: 0;
width: 260px;
overflow-y: auto;
background: #f8f9fa;
border-right: 1px solid #e0e0e0;
}
.main {
margin-left: 260px;
padding: 16px;
}
.list-group-item {
border: 0;
padding: .35rem .75rem;
background: transparent;
}
.menu-leaf a {
color: #212529;
text-decoration: none;
}
.menu-toggle {
text-decoration: none;
color: #212529;
}
.menu-toggle .chev {
font-size: 10px;
opacity: .6;
}
.menu-section {
font-weight: 600;
color: #6c757d;
padding: .5rem .75rem;
}
</style>
</head>
<body>
<nav class="navbar navbar-dark bg-dark fixed-top header px-2">
<div class="d-flex w-100 align-items-center justify-content-between">
<div class="text-white fw-bold">${app.title}</div>
<div class="text-white-50">Admin</div>
</div>
</nav>
<aside class="sidebar">
<div class="p-2">
<div class="menu-section">Navigation</div>
<div class="list-group list-group-flush">
${menu_html(app.menu,
0, 'm')}
</div>
</div>
</aside>
<main class="main">
<div class="container-fluid">
<div class="d-flex align-items-center mb-3">
<h5 class="mb-0">${heading}</h5>
<span class="ms-2 text-muted small">/admin/${path}</span>
</div>
<div class="card">
<div class="card-body">
<p class="text-muted">This is a placeholder admin content area for: <code>/admin/${path}</code>.</p>
<p class="mb-0">Use the treeview on the left to navigate.</p>
</div>
</div>
</div>
</main>
<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/js/bootstrap.bundle.min.js" integrity="sha384-MrcW6ZMFYlzcLA8Nl+NtUVF0sA7MsXsP1UyJoMp4YLEuNSfAP+JcXn/tWtIaxVXM" crossorigin="anonymous"></script>
</body>
</html>
'
}
// Recursive menu renderer
fn menu_html(items []MenuItem, depth int, prefix string) string {
mut out := []string{}
for i, it in items {
id := '${prefix}_${depth}_${i}'
if it.children.len > 0 {
// expandable group
out << '<div class="list-group-item">'
out << '<a class="menu-toggle d-flex align-items-center justify-content-between" data-bs-toggle="collapse" href="#${id}" role="button" aria-expanded="${if depth == 0 {
'true'
} else {
'false'
}}" aria-controls="${id}">'
out << '<span>${it.title}</span><span class="chev">&rsaquo;</span>'
out << '</a>'
out << '<div class="collapse ${if depth == 0 { 'show' } else { '' }}" id="${id}">'
out << '<div class="ms-2 mt-1">'
out << menu_html(it.children, depth + 1, id)
out << '</div>'
out << '</div>'
out << '</div>'
} else {
// leaf
out << '<div class="list-group-item menu-leaf"><a href="${if it.href.len > 0 {
it.href
} else {
'/admin'
}}">${it.title}</a></div>'
}
}
return out.join('\n')
}
// Default sample menu
fn default_menu() []MenuItem {
return [
MenuItem{
title: 'Dashboard'
href: '/admin'
},
MenuItem{
title: 'HeroScript'
href: '/admin/heroscript'
},
MenuItem{
title: 'Chat'
href: '/admin/chat'
},
MenuItem{
title: 'Users'
children: [
MenuItem{
title: 'Overview'
href: '/admin/users/overview'
},
MenuItem{
title: 'Create'
href: '/admin/users/create'
},
MenuItem{
title: 'Roles'
href: '/admin/users/roles'
},
]
},
MenuItem{
title: 'Content'
children: [
MenuItem{
title: 'Pages'
href: '/admin/content/pages'
},
MenuItem{
title: 'Media'
href: '/admin/content/media'
},
MenuItem{
title: 'Settings'
children: [
MenuItem{
title: 'SEO'
href: '/admin/content/settings/seo'
},
MenuItem{
title: 'Themes'
href: '/admin/content/settings/themes'
},
]
},
]
},
MenuItem{
title: 'System'
children: [
MenuItem{
title: 'Status'
href: '/admin/system/status'
},
MenuItem{
title: 'Logs'
href: '/admin/system/logs'
},
MenuItem{
title: 'Backups'
href: '/admin/system/backups'
},
]
},
]
}