two/web/components/side-nav/side-nav.js
GnomeZworc 9e1e125d00
web: start: responsive work
Signed-off-by: GnomeZworc <nicolas.boufidjeline@g3e.fr>
2026-06-01 19:33:27 +02:00

227 lines
8.2 KiB
JavaScript

// Side navigation component.
// Desktop : sidebar fixe à gauche dans le flux flex.
// Mobile (≤768px) : overlay depuis la gauche, déclenché par un bouton hamburger
// inséré dans <header>. Géométrie gérée en inline style pour
// éviter les conflits de spécificité avec le shadow DOM.
const HAMBURGER_ICON = `<svg width="18" height="18" viewBox="0 0 24 24" fill="none"
stroke="currentColor" stroke-width="2.5" stroke-linecap="round">
<line x1="3" y1="6" x2="21" y2="6"/>
<line x1="3" y1="12" x2="21" y2="12"/>
<line x1="3" y1="18" x2="21" y2="18"/>
</svg>`
const ICONS = {
dashboard: `<svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="3" y="3" width="7" height="7"/><rect x="14" y="3" width="7" height="7"/><rect x="14" y="14" width="7" height="7"/><rect x="3" y="14" width="7" height="7"/></svg>`,
vpc: `<svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><ellipse cx="12" cy="5" rx="9" ry="3"/><path d="M3 5v14c0 1.66 4.03 3 9 3s9-1.34 9-3V5"/><path d="M3 12c0 1.66 4.03 3 9 3s9-1.34 9-3"/></svg>`,
subnet: `<svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="2" y="2" width="20" height="20" rx="2"/><path d="M8 12h8M12 8v8"/></svg>`,
vm: `<svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="2" y="3" width="20" height="14" rx="2"/><path d="M8 21h8M12 17v4"/></svg>`,
}
const MQ = window.matchMedia('(max-width: 768px)')
const NAV_W = 220 // px
function resolveIcon(name) {
return ICONS[name] ?? `<svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><circle cx="12" cy="12" r="9"/></svg>`
}
class SideNav extends HTMLElement {
#items = []
#hamburger = null
#backdrop = null
#mqHandler = null
#isMobile = false
async connectedCallback() {
this.attachShadow({ mode: 'open' })
const navPath = this.dataset.src ?? './navigation.json'
const response = await fetch(navPath)
if (!response.ok) throw new Error(`side-nav: failed to load ${navPath}`)
this.#items = await response.json()
this.#render()
this.#mqHandler = () => this.#applyMode()
MQ.addEventListener('change', this.#mqHandler)
this.#applyMode()
}
disconnectedCallback() {
MQ.removeEventListener('change', this.#mqHandler)
this.#removeHamburger()
this.#removeBackdrop()
}
// ── Rendu des items ─────────────────────────────────────────────────────────
#render() {
const current = window.location.pathname.split('/').pop() || 'index.html'
const links = this.#items.map(item => {
const active = item.href === current
return `<a href="${item.href}" class="item ${active ? 'active' : ''}">
<span class="icon">${resolveIcon(item.icon)}</span>
<span class="label">${item.label}</span>
</a>`
}).join('')
this.shadowRoot.innerHTML = `
<style>
:host {
/* Géométrie desktop définie ici ; mobile gérée par this.style en JS */
display: flex;
flex-direction: column;
width: ${NAV_W}px;
min-width: ${NAV_W}px;
background: #1e1e2e;
border-right: 1px solid #313244;
padding: 16px 12px;
gap: 4px;
height: 100%;
overflow: hidden; /* empêche tout débordement */
box-sizing: border-box;
}
.item {
display: flex;
align-items: center;
gap: 10px;
padding: 11px 12px;
border-radius: 6px;
text-decoration: none;
color: #a6adc8;
font-size: 14px;
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
min-height: 44px;
transition: background 0.1s, color 0.1s;
}
.item:hover { background: #313244; color: #cdd6f4; }
.item.active { background: #313244; color: #89b4fa; }
.item.active .icon { color: #89b4fa; }
.icon {
display: flex; align-items: center;
color: #6c7086; flex-shrink: 0;
}
.item:hover .icon { color: #cdd6f4; }
</style>
${links}
`
// Fermer l'overlay sur tap d'un lien (mobile)
this.shadowRoot.querySelectorAll('.item').forEach(a =>
a.addEventListener('click', () => { if (this.#isMobile) this.#close() })
)
}
// ── Basculement desktop / mobile ────────────────────────────────────────────
#applyMode() {
if (MQ.matches) this.#toMobile()
else this.#toDesktop()
}
#toMobile() {
this.#isMobile = true
// inline style = spécificité maximale, pas de conflit avec le shadow DOM
Object.assign(this.style, {
position: 'fixed',
top: '0',
left: '0',
width: `${NAV_W}px`,
minWidth: `${NAV_W}px`,
height: '100vh',
zIndex: '500',
transform: 'translateX(-100%)',
transition: 'transform 0.25s cubic-bezier(0.4,0,0.2,1)',
overflow: 'hidden',
boxShadow: '4px 0 24px rgba(0,0,0,0.45)',
})
this.#addHamburger()
}
#toDesktop() {
this.#isMobile = false
// Réinitialise tous les styles inline → shadow DOM reprend le contrôle
this.style.cssText = ''
this.#removeHamburger()
this.#removeBackdrop()
}
// ── Hamburger ───────────────────────────────────────────────────────────────
#addHamburger() {
if (this.#hamburger) return
const btn = document.createElement('button')
btn.innerHTML = HAMBURGER_ICON
btn.setAttribute('aria-label', 'Menu')
btn.setAttribute('data-sidenav-toggle', '')
Object.assign(btn.style, {
display: 'inline-flex',
alignItems: 'center',
justifyContent: 'center',
background: 'transparent',
border: '1px solid #313244',
borderRadius: '6px',
padding: '7px',
color: '#a6adc8',
cursor: 'pointer',
minWidth: '36px',
minHeight: '36px',
flexShrink: '0',
})
btn.addEventListener('click', () => this.#toggle())
this.#hamburger = btn
// Insère après le h1 dans le header, ou en premier si pas de h1
const header = document.querySelector('header')
if (!header) { document.body.prepend(btn); return }
const h1 = header.querySelector('h1')
h1 ? h1.after(btn) : header.prepend(btn)
}
#removeHamburger() {
this.#hamburger?.remove()
this.#hamburger = null
}
// ── Open / Close (mobile) ───────────────────────────────────────────────────
#toggle() { this.#isMobile && (this.style.transform === 'translateX(0px)'
? this.#close() : this.#open()) }
#open() {
this.style.transform = 'translateX(0)'
const bd = document.createElement('div')
Object.assign(bd.style, {
position: 'fixed',
inset: '0',
background: 'rgba(0,0,0,0)',
zIndex: '499',
transition: 'background 0.25s',
})
bd.addEventListener('click', () => this.#close())
document.body.appendChild(bd)
this.#backdrop = bd
requestAnimationFrame(() => { bd.style.background = 'rgba(0,0,0,0.45)' })
}
#close() {
this.style.transform = 'translateX(-100%)'
this.#removeBackdrop()
}
#removeBackdrop() {
if (!this.#backdrop) return
const bd = this.#backdrop
this.#backdrop = null
bd.style.background = 'rgba(0,0,0,0)'
bd.addEventListener('transitionend', () => bd.remove(), { once: true })
}
}
customElements.define('side-nav', SideNav)