feat: P2 strankovani - PaginationHelper, Pagination komponenta, integrace do 4 modulu

- PaginationHelper.php: parseParams() + paginate() - DRY backend pagination logika
- Pagination.jsx: frontend strankovaci komponenta (prev/next/cisla/info)
- CSS: .admin-pagination styly v admin.css
- Refaktor handleru: offers, orders, invoices, projects pouzivaji PaginationHelper
- Default 25 zaznamu na stranku (misto 500), max 500
- Frontend: page state + reset na search/filter zmenu
- useListData: pagination data v response

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
2026-03-12 18:07:29 +01:00
parent 6ad20ea04e
commit 6863c7c557
15 changed files with 372 additions and 177 deletions

View File

@@ -2332,6 +2332,93 @@ img {
cursor: grabbing;
}
/* ============================================================================
Pagination
============================================================================ */
.admin-pagination {
display: flex;
align-items: center;
justify-content: center;
gap: 0.75rem;
padding: 0.75rem 0;
font-size: 13px;
}
.admin-pagination-info {
color: var(--text-muted);
font-family: var(--font-mono);
font-size: 12px;
white-space: nowrap;
}
.admin-pagination-controls {
display: flex;
align-items: center;
gap: 2px;
}
.admin-pagination-page {
display: inline-flex;
align-items: center;
justify-content: center;
min-width: 32px;
height: 32px;
padding: 0 6px;
border: 1px solid transparent;
border-radius: var(--border-radius-sm);
background: none;
color: var(--text-secondary);
font-size: 13px;
font-family: var(--font-mono);
cursor: pointer;
transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.admin-pagination-page:hover {
background: var(--bg-secondary);
color: var(--text-primary);
}
.admin-pagination-page.active {
background: var(--accent-color);
color: #fff;
border-color: var(--accent-color);
font-weight: 600;
}
.admin-pagination-ellipsis {
display: inline-flex;
align-items: center;
justify-content: center;
width: 28px;
color: var(--text-muted);
font-size: 14px;
}
.admin-pagination-select {
padding: 4px 8px;
border: 1px solid var(--border-color);
border-radius: var(--border-radius-sm);
background: var(--bg-primary);
color: var(--text-secondary);
font-size: 12px;
cursor: pointer;
}
@media (max-width: 640px) {
.admin-pagination {
flex-wrap: wrap;
gap: 0.5rem;
}
.admin-pagination-info {
order: 2;
width: 100%;
text-align: center;
}
}
/* Keyboard shortcut badge */
.admin-kbd {
display: inline-block;

View File

@@ -0,0 +1,106 @@
import { useMemo } from 'react'
/**
* Strankovaci komponenta pro seznamove stranky.
*
* @param {object} pagination - {total, page, per_page, total_pages}
* @param {function} onPageChange - callback(newPage)
* @param {function} [onPerPageChange] - callback(newPerPage)
*/
export default function Pagination({ pagination, onPageChange, onPerPageChange }) {
const page = pagination?.page ?? 1
const totalPages = pagination?.total_pages ?? 1
const total = pagination?.total ?? 0
const perPage = pagination?.per_page ?? 25
const visiblePages = useMemo(() => {
const pages = []
const maxVisible = 5
let start = Math.max(1, page - Math.floor(maxVisible / 2))
const end = Math.min(totalPages, start + maxVisible - 1)
if (end - start < maxVisible - 1) {
start = Math.max(1, end - maxVisible + 1)
}
if (start > 1) {
pages.push(1)
if (start > 2) { pages.push('...') }
}
for (let i = start; i <= end; i++) {
pages.push(i)
}
if (end < totalPages) {
if (end < totalPages - 1) { pages.push('...') }
pages.push(totalPages)
}
return pages
}, [page, totalPages])
if (!pagination || totalPages <= 1) { return null }
const from = (page - 1) * perPage + 1
const to = Math.min(page * perPage, total)
return (
<div className="admin-pagination">
<span className="admin-pagination-info">
{from}{to} z {total}
</span>
<div className="admin-pagination-controls">
<button
className="admin-btn-secondary admin-btn-sm"
disabled={page <= 1}
onClick={() => onPageChange(page - 1)}
aria-label="Předchozí stránka"
>
<svg width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2.5" strokeLinecap="round" strokeLinejoin="round">
<polyline points="15 18 9 12 15 6" />
</svg>
</button>
{visiblePages.map((p, i) => (
p === '...'
? <span key={`ellipsis-${i}`} className="admin-pagination-ellipsis"></span>
: (
<button
key={p}
className={`admin-pagination-page${p === page ? ' active' : ''}`}
onClick={() => onPageChange(p)}
>
{p}
</button>
)
))}
<button
className="admin-btn-secondary admin-btn-sm"
disabled={page >= totalPages}
onClick={() => onPageChange(page + 1)}
aria-label="Další stránka"
>
<svg width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2.5" strokeLinecap="round" strokeLinejoin="round">
<polyline points="9 18 15 12 9 6" />
</svg>
</button>
</div>
{onPerPageChange && (
<select
className="admin-pagination-select"
value={perPage}
onChange={(e) => onPerPageChange(Number(e.target.value))}
aria-label="Záznamů na stránku"
>
{[10, 25, 50, 100].map((n) => (
<option key={n} value={n}>{n} / strana</option>
))}
</select>
)}
</div>
)
}

View File

@@ -11,6 +11,7 @@ import { formatCurrency, formatDate, czechPlural } from '../utils/formatters'
import SortIcon from '../components/SortIcon'
import useTableSort from '../hooks/useTableSort'
import useListData from '../hooks/useListData'
import Pagination from '../components/Pagination'
const ReceivedInvoices = lazy(() => import('./ReceivedInvoices'))
const API_BASE = '/api/admin'
@@ -65,6 +66,7 @@ export default function Invoices() {
const [receivedUploadOpen, setReceivedUploadOpen] = useState(false)
const { sort, order, handleSort, activeSort } = useTableSort('invoice_number')
const [search, setSearch] = useState('')
const [page, setPage] = useState(1)
const [statusFilter, setStatusFilter] = useState('')
const now = new Date()
@@ -139,8 +141,8 @@ export default function Invoices() {
setDraft(null)
}
const { items: invoices, loading, refetch: fetchData } = useListData('invoices.php', {
dataKey: 'invoices', search, sort, order,
const { items: invoices, loading, pagination, refetch: fetchData } = useListData('invoices.php', {
dataKey: 'invoices', search, sort, order, page,
extraParams: statusFilter ? { status: statusFilter } : {},
errorMsg: 'Nepodařilo se načíst faktury'
})
@@ -269,7 +271,7 @@ export default function Invoices() {
<div>
<h1 className="admin-page-title">Faktury</h1>
<p className="admin-page-subtitle">
{invoices.length} {czechPlural(invoices.length, 'faktura', 'faktury', 'faktur')}
{pagination?.total ?? invoices.length} {czechPlural(pagination?.total ?? invoices.length, 'faktura', 'faktury', 'faktur')}
</p>
</div>
{hasPermission('invoices.create') && (
@@ -430,7 +432,7 @@ export default function Invoices() {
<button
key={f.value}
className={`offers-tab ${statusFilter === f.value ? 'active' : ''}`}
onClick={() => setStatusFilter(f.value)}
onClick={() => { setStatusFilter(f.value); setPage(1) }}
>
{f.label}
</button>
@@ -450,7 +452,7 @@ export default function Invoices() {
<input
type="text"
value={search}
onChange={(e) => setSearch(e.target.value)}
onChange={(e) => { setSearch(e.target.value); setPage(1) }}
className="admin-form-input"
placeholder="Hledat podle čísla faktury, zákazníka nebo IČ..."
/>
@@ -622,6 +624,7 @@ export default function Invoices() {
</table>
</div>
)}
<Pagination pagination={pagination} onPageChange={setPage} />
</div>
</motion.div>

View File

@@ -12,6 +12,7 @@ import SortIcon from '../components/SortIcon'
import useTableSort from '../hooks/useTableSort'
import useListData from '../hooks/useListData'
import useModalLock from '../hooks/useModalLock'
import Pagination from '../components/Pagination'
const API_BASE = '/api/admin'
const DRAFT_KEY = 'boha_offer_draft'
@@ -22,6 +23,7 @@ export default function Offers() {
const { sort, order, handleSort, activeSort } = useTableSort('quotation_number')
const [search, setSearch] = useState('')
const [page, setPage] = useState(1)
const [deleteConfirm, setDeleteConfirm] = useState({ show: false, quotation: null })
const [deleting, setDeleting] = useState(false)
@@ -36,8 +38,8 @@ export default function Offers() {
const [orderAttachment, setOrderAttachment] = useState(null)
const [draft, setDraft] = useState(null)
const { items: quotations, loading, refetch: fetchData } = useListData('offers.php', {
dataKey: 'quotations', search, sort, order,
const { items: quotations, loading, pagination, refetch: fetchData } = useListData('offers.php', {
dataKey: 'quotations', search, sort, order, page,
errorMsg: 'Nepodařilo se načíst nabídky'
})
@@ -232,7 +234,7 @@ export default function Offers() {
<div>
<h1 className="admin-page-title">Nabídky</h1>
<p className="admin-page-subtitle">
{quotations.length} {czechPlural(quotations.length, 'nabídka', 'nabídky', 'nabídek')}
{pagination?.total ?? quotations.length} {czechPlural(pagination?.total ?? quotations.length, 'nabídka', 'nabídky', 'nabídek')}
</p>
</div>
<div className="admin-page-actions">
@@ -268,7 +270,7 @@ export default function Offers() {
<input
type="text"
value={search}
onChange={(e) => setSearch(e.target.value)}
onChange={(e) => { setSearch(e.target.value); setPage(1) }}
className="admin-form-input"
placeholder="Hledat podle čísla, projektu nebo zákazníka..."
/>
@@ -509,6 +511,7 @@ export default function Offers() {
</table>
</div>
)}
<Pagination pagination={pagination} onPageChange={setPage} />
</div>
</motion.div>

View File

@@ -11,6 +11,7 @@ import { formatCurrency, formatDate, czechPlural } from '../utils/formatters'
import SortIcon from '../components/SortIcon'
import useTableSort from '../hooks/useTableSort'
import useListData from '../hooks/useListData'
import Pagination from '../components/Pagination'
const API_BASE = '/api/admin'
const STATUS_LABELS = {
@@ -33,12 +34,13 @@ export default function Orders() {
const { sort, order, handleSort, activeSort } = useTableSort('order_number')
const [search, setSearch] = useState('')
const [page, setPage] = useState(1)
const [deleteConfirm, setDeleteConfirm] = useState({ show: false, order: null })
const [deleting, setDeleting] = useState(false)
const { items: orders, loading, refetch: fetchData } = useListData('orders.php', {
dataKey: 'orders', search, sort, order,
const { items: orders, loading, pagination, refetch: fetchData } = useListData('orders.php', {
dataKey: 'orders', search, sort, order, page,
errorMsg: 'Nepodařilo se načíst objednávky'
})
@@ -137,7 +139,7 @@ export default function Orders() {
<div>
<h1 className="admin-page-title">Objednávky</h1>
<p className="admin-page-subtitle">
{orders.length} {czechPlural(orders.length, 'objednávka', 'objednávky', 'objednávek')}
{pagination?.total ?? orders.length} {czechPlural(pagination?.total ?? orders.length, 'objednávka', 'objednávky', 'objednávek')}
</p>
</div>
</motion.div>
@@ -153,7 +155,7 @@ export default function Orders() {
<input
type="text"
value={search}
onChange={(e) => setSearch(e.target.value)}
onChange={(e) => { setSearch(e.target.value); setPage(1) }}
className="admin-form-input"
placeholder="Hledat podle čísla, nabídky, projektu nebo zákazníka..."
/>
@@ -264,6 +266,7 @@ export default function Orders() {
</table>
</div>
)}
<Pagination pagination={pagination} onPageChange={setPage} />
</div>
</motion.div>

View File

@@ -11,6 +11,7 @@ import { formatDate, czechPlural } from '../utils/formatters'
import SortIcon from '../components/SortIcon'
import useTableSort from '../hooks/useTableSort'
import useListData from '../hooks/useListData'
import Pagination from '../components/Pagination'
const API_BASE = '/api/admin'
const STATUS_LABELS = {
@@ -31,11 +32,12 @@ export default function Projects() {
const { sort, order, handleSort, activeSort } = useTableSort('project_number')
const [search, setSearch] = useState('')
const [page, setPage] = useState(1)
const [deletingId, setDeletingId] = useState(null)
const [deleteTarget, setDeleteTarget] = useState(null)
const { items: projects, setItems: setProjects, loading } = useListData('projects.php', {
dataKey: 'projects', search, sort, order,
const { items: projects, setItems: setProjects, loading, pagination } = useListData('projects.php', {
dataKey: 'projects', search, sort, order, page,
errorMsg: 'Nepodařilo se načíst projekty'
})
@@ -132,7 +134,7 @@ export default function Projects() {
<div>
<h1 className="admin-page-title">Projekty</h1>
<p className="admin-page-subtitle">
{projects.length} {czechPlural(projects.length, 'projekt', 'projekty', 'projektů')}
{pagination?.total ?? projects.length} {czechPlural(pagination?.total ?? projects.length, 'projekt', 'projekty', 'projektů')}
</p>
</div>
{hasPermission('projects.create') && (
@@ -157,7 +159,7 @@ export default function Projects() {
<input
type="text"
value={search}
onChange={(e) => setSearch(e.target.value)}
onChange={(e) => { setSearch(e.target.value); setPage(1) }}
className="admin-form-input"
placeholder="Hledat podle čísla, názvu nebo zákazníka..."
/>
@@ -258,6 +260,7 @@ export default function Projects() {
</table>
</div>
)}
<Pagination pagination={pagination} onPageChange={setPage} />
</div>
</motion.div>