feat(media): pagination

docs/design/source/MediaFrame.dc.html

@@ -142,6 +142,36 @@ class Component extends DCLogic {
 
 		const Header = () => D('display:flex;align-items:flex-end;gap:16px;flex-wrap:wrap', D('flex:1;min-width:200px;display:flex;flex-direction:column;gap:2px', S('font:600 20px/28px \'IBM Plex Sans\',sans-serif;color:var(--ui-text-highlighted)', 'Media'), S('color:var(--ui-text-muted)', 'Every image you\'ve uploaded, ready to use in any article.')), !m && (s.limited ? B('Try again in 0:42', { k: 'primary', icon: 'timer', dis: true }) : B('Upload', { k: 'primary', icon: 'upload', dis: s.offline })))
 
+		const Pager = () => {
+			const g = { page: 1, per: 25, total: imgs.length, ...(s.pg || {}) }
+			g.pages = g.pages || Math.max(1, Math.ceil(g.total / g.per))
+			const busy = !!g.loading, ring = k => g.focus === k ? 'outline:2px solid var(--ui-primary);outline-offset:2px;' : ''
+			const fmt = n => String(n).replace(/\B(?=(\d{3})+(?!\d))/g, ',')
+			const from = g.total ? (g.page - 1) * g.per + 1 : 0, to = Math.min(g.page * g.per, g.total)
+			const back = busy || g.page === 1 ? 0.4 : 1, fwd = busy || g.page === g.pages ? 0.4 : 1
+			const PB = (ic, op, rg, label) => S('width:' + bh + 'px;height:' + bh + 'px;display:flex;align-items:center;justify-content:center;border:1px solid var(--ui-border-accented);background:var(--ui-bg);color:var(--ui-text-highlighted);opacity:' + op + ';' + (rg || ''), I(ic))
+			const set = new Set([1, g.pages, g.page - 1, g.page, g.page + 1].filter(n => n >= 1 && n <= g.pages))
+			const arr = g.pages <= 7 ? Array.from({ length: g.pages }, (_, i) => i + 1) : [...set].sort((a, b) => a - b)
+			const nums = []
+			arr.forEach((n, i) => {
+				if (i && n - arr[i - 1] > 1) nums.push(S('min-width:' + bh + 'px;height:' + bh + 'px;display:flex;align-items:center;justify-content:center;color:var(--ui-text-muted)', '…'))
+				const cur = n === g.page
+				nums.push(S('min-width:' + bh + 'px;height:' + bh + 'px;padding:0 6px;display:flex;align-items:center;justify-content:center;border:1px solid ' + (cur ? 'var(--ui-primary)' : 'var(--ui-border-accented)') + ';background:' + (cur ? 'var(--rc-sand)' : 'var(--ui-bg)') + ';color:' + (cur ? 'var(--rc-on-sand)' : 'var(--ui-text-highlighted)') + ';font-weight:' + (cur ? 600 : 400), String(n)))
+			})
+			const Size = () => D('position:relative', S('height:' + bh + 'px;padding:0 8px 0 12px;display:flex;align-items:center;gap:8px;border:1px solid var(--ui-border-accented);background:var(--ui-bg);color:var(--ui-text-highlighted);' + ring('size'), g.per + ' per page', I('chevron-down', 14)),
+				g.sizeOpen && D('position:absolute;' + (m ? 'right' : 'left') + ':0;bottom:calc(100% + 4px);z-index:40;width:160px;background:var(--ui-bg);border:1px solid var(--ui-border);box-shadow:var(--rc-shadow-pop);padding:4px', ...[5, 25, 50, 100].map(n => D('height:' + bh + 'px;padding:0 8px;display:flex;align-items:center;background:' + (n === g.per ? 'var(--rc-sand)' : 'transparent') + ';color:' + (n === g.per ? 'var(--rc-on-sand)' : 'var(--ui-text-highlighted)') + ';font-weight:' + (n === g.per ? 600 : 400), n + ' per page'))))
+			const sum = S('color:var(--ui-text-muted)', busy ? 'Loading page ' + g.loading + '…' : 'Showing ' + from + '–' + to + ' of ' + fmt(g.total))
+			const out = []
+			if (g.err) out.push(Alert('error', 'circle-x', g.err, 'Check your connection and try again.', 'Retry'))
+			if (g.note) out.push(Alert('info', 'info', g.note))
+			if (m) {
+				out.push(D('display:flex;flex-direction:column;gap:12px;padding:4px 0 16px', D('display:flex;align-items:center;gap:12px;flex-wrap:wrap;justify-content:space-between', sum, Size()),
+					g.pages > 1 && D('display:flex;align-items:center;gap:8px', S('flex:1;height:44px;display:flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--ui-border-accented);background:var(--ui-bg);color:var(--ui-text-highlighted);font-weight:500;opacity:' + back + ';' + ring('prev'), I('chevron-left'), 'Previous'), S('padding:0 4px;color:var(--ui-text-highlighted);font-weight:500;white-space:nowrap', 'Page ' + g.page + ' of ' + g.pages), S('flex:1;height:44px;display:flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--ui-border-accented);background:var(--ui-bg);color:var(--ui-text-highlighted);font-weight:500;opacity:' + fwd + ';' + ring('next'), 'Next', I('chevron-right')))))
+			} else {
+				out.push(D('display:flex;align-items:center;gap:16px', D('flex:1;display:flex;align-items:center;gap:16px', sum, Size()), g.pages > 1 && D('display:flex;align-items:center;gap:4px;justify-content:flex-end', PB('chevrons-left', back), PB('chevron-left', back, ring('prev')), ...nums, PB('chevron-right', fwd, ring('next')), PB('chevrons-right', fwd))))
+			}
+			return out
+		}
 		const pageBody = () => {
 			const parts = []
 			if (s.empty === 'first') { parts.push(Empty('images', 'No images yet', 'Upload your first image. You can use it in any article.', 'Upload an image', true), S('align-self:center;color:var(--ui-text-muted);font-size:12px', 'PNG, JPEG, WEBP, SVG · max 10 MB each')); return parts }
@@ -153,12 +183,13 @@ class Component extends DCLogic {
 				: D('display:flex;align-items:flex-end;gap:12px;border-bottom:1px solid var(--ui-border)', TabRow(), S('display:flex;padding-bottom:6px;gap:8px', Search(), Sort(), pb, Toggle()))
 			parts.push(tb)
 			if (UP) parts.push(UpPanel())
-			if (s.loading) parts.push(Skel())
+			if (s.loading) { parts.push(Skel()); if (s.pg) parts.push(...Pager()) }
 			else if (s.error) { }
 			else if (s.empty === 'search') parts.push(Empty('search', 'No images match "wall"', 'Nothing matches in Unused. Check the spelling, or clear the filters.', 'Clear filters', false))
 			else if (tab === 'dups') parts.push(s.dupEmpty ? Empty('copy', 'No duplicates', 'Every image in your library is different.', 'Back to all images', false) : Groups())
 			else {
 				if (view === 'grid') parts.push(SelectAll(), Grid()); else parts.push(m ? Cards() : Table())
+				parts.push(...Pager())
 			}
 			return parts
 		}