All files / layers / L2R / surfaces ListSurface.tsx

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import { type ReactNode, useMemo, useCallback } from 'react'
import { useSearchParams, useLocation } from 'react-router-dom'
import { ArrowUp, ArrowDown } from 'lucide-react'
import type {
  ListSurfaceProps,
  ListConfig,
  CoordinatorSnapshot,
  ListVisualOverrides,
} from '../../interfaces'
import { OfflineIndicator } from '../offline/OfflineIndicator'
import {
  createDefaultAddNavHandler,
  type NavigatorFn,
} from '../wiring/defaultAddNav'
import {
  createDefaultRowNavHandler,
} from '../wiring/defaultRowNav'
import { Button } from '@/components/ui/button'
import {
  Table,
  TableHeader,
  TableBody,
  TableHead,
  TableRow,
  TableCell,
} from '@/components/ui/table'

export interface ListSurfaceExtendedProps<TForm> extends ListSurfaceProps<TForm> {
  data: { id: string; [key: string]: unknown }[]
  isLoading: boolean
  error: unknown
  navigate: NavigatorFn
  hasActiveFilters?: boolean
  onClearFilters?: () => void
  entityName?: string
}
 
function LoadingFragment({ overrides }: { overrides?: ListVisualOverrides }): ReactNode {
  if (overrides?.fragments?.loading) return overrides.fragments.loading
  return <div data-testid="loading-state" className="py-8 text-center text-sm text-muted-foreground">Loading...</div>
}
 
function EmptyFragment({ overrides }: { overrides?: ListVisualOverrides }): ReactNode {
  if (overrides?.fragments?.empty) return overrides.fragments.empty
  return <div data-testid="empty-state" className="py-8 text-center text-sm text-muted-foreground">No data</div>
}
 
function FilterEmptyFragment({
  entityName,
  onClearFilters,
  overrides,
}: {
  entityName?: string
  onClearFilters?: () => void
  overrides?: ListVisualOverrides
}): ReactNode {
  Iif (overrides?.fragments?.empty) return overrides.fragments.empty
  return (
    <div data-testid="filter-empty-state" className="py-6 text-center text-sm text-muted-foreground">
      <p>No {entityName ?? 'items'} match current filters</p>
      {onClearFilters && (
        <Button variant="outline" size="sm" data-testid="clear-filters-btn" onClick={onClearFilters}>
          Clear Filters
        </Button>
      )}
    </div>
  )
}

function ErrorFragment({ error, overrides }: { error: unknown; overrides?: ListVisualOverrides }): ReactNode {
  if (overrides?.fragments?.error) return overrides.fragments.error
  return <div data-testid="error-state" className="py-8 text-center text-sm text-destructive">{String(error)}</div>
}
 
function compareValues(aVal: unknown, bVal: unknown, order: number): number {
  Iif (aVal == null && bVal == null) return 0
  if (aVal == null) return 1
  if (bVal == null) return -1
 
  if (typeof aVal === 'string' && typeof bVal === 'string') {
    return aVal.localeCompare(bVal, undefined, { sensitivity: 'base' }) * order
  }

  Eif (typeof aVal === 'number' && typeof bVal === 'number') {
    return (aVal - bVal) * order
  }

  return String(aVal).localeCompare(String(bVal), undefined, { sensitivity: 'base' }) * order
}

function SortIndicator({ field, activeField, activeOrder }: { field: string; activeField: string | null; activeOrder: string | null }) {
  if (field !== activeField) return null
  if (activeOrder === 'asc') return <ArrowUp data-testid="sort-asc" className="ml-1 inline-block size-3 text-muted-foreground" />
  Eif (activeOrder === 'desc') return <ArrowDown data-testid="sort-desc" className="ml-1 inline-block size-3 text-muted-foreground" />
  return null
}
 
export function ListSurface<TForm>({
  config,
  overrides,
  data,
  isLoading,
  error,
  navigate,
  hasActiveFilters,
  onClearFilters,
  entityName,
}: ListSurfaceExtendedProps<TForm>) {
  const [searchParams, setSearchParams] = useSearchParams()
  const location = useLocation()
  const prefix = config.prefix ?? 'default'

  const sortField = searchParams.get(`${prefix}_sort`) ?? config.sort?.field ?? null
  const sortOrder = searchParams.get(`${prefix}_order`) ?? config.sort?.order ?? null

  const handleSortClick = useCallback((field: string) => {
    const key = `${prefix}_sort`
    const orderKey = `${prefix}_order`
    const currentField = searchParams.get(key)
    const currentOrder = searchParams.get(orderKey)

    if (currentField !== field) {
      const newParams = new URLSearchParams(searchParams)
      newParams.set(key, field)
      newParams.set(orderKey, 'asc')
      setSearchParams(newParams)
    } else if (currentOrder === 'asc') {
      const newParams = new URLSearchParams(searchParams)
      newParams.set(orderKey, 'desc')
      setSearchParams(newParams)
    } else Eif (currentOrder === 'desc') {
      const newParams = new URLSearchParams(searchParams)
      newParams.delete(key)
      newParams.delete(orderKey)
      setSearchParams(newParams)
    }
  }, [searchParams, setSearchParams, prefix])

  const sortedData = useMemo(() => {
    if (!sortField) return data
    const order = sortOrder === 'desc' ? -1 : 1
    return [...data].sort((a, b) => compareValues(a[sortField], b[sortField], order))
  }, [data, sortField, sortOrder])
 
  const addHandler = createDefaultAddNavHandler({ config, navigate })
  const rowHandler = createDefaultRowNavHandler({ config, navigate, pathname: location.pathname })

  const hiddenColumns = new Set(overrides?.columns?.hidden ?? [])
  const visibleColumns = config.columns.filter((col) => !hiddenColumns.has(col.field))

  const content = (() => {
    if (error) return <ErrorFragment error={error} overrides={overrides} />
    if (isLoading) return <LoadingFragment overrides={overrides} />
    if (sortedData.length === 0 && hasActiveFilters) {
      return (
        <FilterEmptyFragment
          entityName={entityName ?? config.entityName}
          onClearFilters={onClearFilters}
          overrides={overrides}
        />
      )
    }
    if (sortedData.length === 0) return <EmptyFragment overrides={overrides} />
 
    return (
      <Table data-testid="data-table">
        <TableHeader>
          <TableRow>
            {visibleColumns.map((col) => (
              <TableHead
                key={col.field}
                data-testid={`col-header-${col.field}`}
                onClick={col.sortable ? () => handleSortClick(col.field) : undefined}
                className={col.sortable ? 'cursor-pointer select-none' : ''}
              >
                <span className="inline-flex items-center">
                  {overrides?.labels?.[col.field] ?? col.label}
                  <SortIndicator field={col.field} activeField={sortField} activeOrder={sortOrder} />
                </span>
              </TableHead>
            ))}
          </TableRow>
        </TableHeader>
        <TableBody>
          {sortedData.map((row) => (
            <TableRow
              key={row.id}
              data-testid={`row-${row.id}`}
              onClick={() => {
                if (config.rowTargetOverride) {
                  config.rowTargetOverride(row as Record<string, unknown>)
                } else {
                  rowHandler(String(row.id))
                }
              }}
              className="cursor-pointer"
            >
              {visibleColumns.map((col) => (
                <TableCell key={col.field}>{col.render ? col.render(row) : String(row[col.field] ?? '')}</TableCell>
              ))}
            </TableRow>
          ))}
        </TableBody>
      </Table>
    )
  })()
 
  const Wrapper = overrides?.layoutWrapper
 
  return (
    <div data-testid="list-surface">
      <OfflineIndicator />
      {config.createTarget && (
        <Button data-testid="add-button" onClick={addHandler} className="mb-3">
          {config.createLabel ?? 'Add new'}
        </Button>
      )}
      {Wrapper ? <Wrapper>{content}</Wrapper> : content}
    </div>
  )
}
 
export { type ListSurfaceProps, type CoordinatorSnapshot, type ListVisualOverrides, type ListConfig }