/**
 * Maps backend (Iconify-style) icon names to Ant Design 6 icon component names.
 *
 * Backend menu `icon` field uses Element Plus / FontAwesome / Tabler / Simple-Icons
 * naming. Each entry below is the closest Ant Design 6 outlined equivalent — for
 * icons without a 1:1 antd version we pick the semantically nearest variant.
 *
 * If a backend value is already an antd component name (ends with
 * `Outlined` / `Filled` / `TwoTone`), it is passed through unchanged.
 */
export const ICON_MAP: Record<string, string> = {
  // ── Element Plus ──────────────────────────────────────────────
  'ep:aim': 'AimOutlined',
  'ep:avatar': 'UserOutlined',
  'ep:box': 'InboxOutlined',
  'ep:calendar': 'CalendarOutlined',
  'ep:chat-dot-round': 'CommentOutlined',
  'ep:chat-square': 'MessageOutlined',
  'ep:coffee-cup': 'CoffeeOutlined',
  'ep:collection': 'BookOutlined',
  'ep:collection-tag': 'TagsOutlined',
  'ep:connection': 'ApiOutlined',
  'ep:copy-document': 'CopyOutlined',
  'ep:data-analysis': 'BarChartOutlined',
  'ep:document': 'FileOutlined',
  'ep:document-copy': 'FileTextOutlined',
  'ep:files': 'FolderOutlined',
  'ep:flag': 'FlagOutlined',
  'ep:goods': 'ShoppingOutlined',
  'ep:grid': 'AppstoreOutlined',
  'ep:house': 'HomeOutlined',
  'ep:key': 'KeyOutlined',
  'ep:list': 'UnorderedListOutlined',
  'ep:location': 'EnvironmentOutlined',
  'ep:map-location': 'EnvironmentOutlined',
  'ep:menu': 'MenuOutlined',
  'ep:message': 'MessageOutlined',
  'ep:message-box': 'MailOutlined',
  'ep:monitor': 'DesktopOutlined',
  'ep:notebook': 'ReadOutlined',
  'ep:office-building': 'BankOutlined',
  'ep:operation': 'ControlOutlined',
  'ep:picture-rounded': 'PictureOutlined',
  'ep:place': 'EnvironmentOutlined',
  'ep:position': 'AuditOutlined',
  'ep:promotion': 'LoginOutlined',
  'ep:set-up': 'ToolOutlined',
  'ep:setting': 'SettingOutlined',
  'ep:sort': 'SortAscendingOutlined',
  'ep:takeaway-box': 'NotificationOutlined',
  'ep:tickets': 'ProfileOutlined',
  'ep:tools': 'SettingOutlined',
  'ep:upload-filled': 'UploadOutlined',
  'ep:user': 'TeamOutlined',
  'ep:warning-filled': 'WarningOutlined',

  // ── FontAwesome (regular) ─────────────────────────────────────
  'fa:address-book-o': 'IdcardOutlined',
  'fa:address-card': 'ApartmentOutlined',
  'fa:archive': 'InboxOutlined',
  'fa:bars': 'UnorderedListOutlined',
  'fa:bookmark-o': 'BookOutlined',
  'fa:connectdevelop': 'ShareAltOutlined',
  'fa:dashcube': 'SafetyCertificateOutlined',
  'fa:dedent': 'MenuFoldOutlined',
  'fa:delicious': 'CheckSquareOutlined',
  'fa:edit': 'EditOutlined',
  'fa:eye': 'EyeOutlined',
  'fa:file-image-o': 'FileImageOutlined',
  'fa:hdd-o': 'AppstoreOutlined',
  'fa:key': 'KeyOutlined',
  'fa:leanpub': 'FormOutlined',
  'fa:map': 'CompassOutlined',
  'fa:map-marker': 'EnvironmentOutlined',
  'fa:medium': 'BranchesOutlined',
  'fa:music': 'CustomerServiceOutlined',
  'fa:object-ungroup': 'FolderOpenOutlined',
  'fa:power-off': 'PoweroffOutlined',
  'fa:reddit-square': 'DatabaseOutlined',
  'fa:road': 'NodeExpandOutlined',
  'fa:rocket': 'RocketOutlined',
  'fa:sitemap': 'ApartmentOutlined',
  'fa:slack': 'ScheduleOutlined',
  'fa:square': 'BorderOutlined',
  'fa:stack-exchange': 'SwapOutlined',
  'fa:tag': 'TagOutlined',
  'fa:tasks': 'OrderedListOutlined',
  'fa:tree': 'BranchesOutlined',
  'fa:universal-access': 'GlobalOutlined',
  'fa:user-secret': 'TeamOutlined',
  'fa:wpexplorer': 'FunctionOutlined',
  'fa:wpforms': 'FormOutlined',

  // ── FontAwesome (solid) ───────────────────────────────────────
  'fa-solid:book': 'BookOutlined',
  'fa-solid:book-reader': 'ReadOutlined',
  'fa-solid:box': 'DatabaseOutlined',
  'fa-solid:file-signature': 'FileTextOutlined',
  'fa-solid:grin-stars': 'StarOutlined',
  'fa-solid:house-user': 'ClusterOutlined',
  'fa-solid:mail-bulk': 'MailOutlined',
  'fa-solid:project-diagram': 'DeploymentUnitOutlined',
  'fa-solid:tasks': 'ScheduleOutlined',
  'fa-solid:tools': 'ToolOutlined',

  // ── Simple Icons ──────────────────────────────────────────────
  'simple-icons:civicrm': 'TeamOutlined',
  'simple-icons:erpnext': 'ShopOutlined',

  // ── Tabler ────────────────────────────────────────────────────
  'tabler:ai': 'OpenAIOutlined',

  // ── MDM-specific icons ────────────────────────────────────────
  'ep:barcode': 'BarcodeOutlined',
  'fa:barcode': 'BarcodeOutlined',
  'fa:database': 'DatabaseOutlined',
};

/**
 * Resolve an arbitrary icon name (backend Iconify-style or already an antd
 * component name) to the matching Ant Design icon component name.
 * Returns `undefined` when nothing matches.
 */
export function resolveAntdIconName(icon: string | null | undefined): string | undefined {
  if (!icon) return undefined;
  if (ICON_MAP[icon]) return ICON_MAP[icon];
  if (icon.endsWith('Outlined') || icon.endsWith('Filled') || icon.endsWith('TwoTone')) {
    return icon;
  }
  return undefined;
}