import { useMemo } from 'react';

import { IconInbox } from '@material-hu/icons/tabler';
import List from '@material-hu/mui/List';

import HuSidebarNavItem from '@material-hu/components/design-system/Sidebar/components/NavItem';

import useAuth from 'src/contexts/JWTContext';
import { serviceManagementRoutes } from 'src/pages/dashboard/ServiceManagement/routes';
import { Module } from 'src/types/modules';
import { insertIf } from 'src/utils/arrayUtils';
import { useLokaliseTranslation } from 'src/utils/i18n';
import { hasAnyPermissions, ROUTE_PERMISSIONS } from 'src/utils/permissions';

import useGetSidebarIcon from '../hooks/useGetSidebarIcon';
import { type SidebarItemProps } from '../types';
import { getItemIsActive, getSubItemIsActive } from '../utils';

type ItemInfo = { isNew?: boolean } | undefined;

const ServiceManagementItem = ({
  isCollapsed,
  onClick,
  isActive: isActiveProp,
}: SidebarItemProps) => {
  const getIcon = useGetSidebarIcon();
  const { permissions } = useAuth();
  const { t } = useLokaliseTranslation('backoffice_only');

  const {
    hasManageSmServices,
    hasManageSmAgentManagement,
    hasManageSmMetrics,
    hasManageSmWorkflows,
  } = useMemo(
    () => ({
      hasManageSmServices: hasAnyPermissions(permissions, [
        ...ROUTE_PERMISSIONS.SM_SERVICE_MANAGEMENT,
      ]),
      hasManageSmAgentManagement: hasAnyPermissions(permissions, [
        ...ROUTE_PERMISSIONS.SM_AGENT_MANAGEMENT,
      ]),
      hasManageSmMetrics: hasAnyPermissions(permissions, [
        ...ROUTE_PERMISSIONS.SM_METRICS,
      ]),
      hasManageSmWorkflows: hasAnyPermissions(permissions, [
        ...ROUTE_PERMISSIONS.SM_WORKFLOWS,
      ]),
    }),
    [permissions],
  );

  const subItems: Array<{
    key: string;
    title: string;
    path: string;
    info: ItemInfo;
  }> = [
    ...insertIf(hasManageSmServices, {
      key: `${Module.WORKFLOWS}-catalog`,
      title: t('backoffice_only:dashboard_sidebar.service_catalog'),
      path: 'service-management/catalog',
      info: undefined,
    }),
    ...insertIf(hasManageSmAgentManagement, {
      key: `${Module.WORKFLOWS}-agent`,
      title: t('backoffice_only:dashboard_sidebar.agent_management'),
      path: 'service-management/agent-management',
      info: undefined,
    }),
    ...insertIf(hasManageSmWorkflows, {
      key: `${Module.WORKFLOWS}-workflows`,
      title: t('backoffice_only:dashboard_sidebar.workflows_sub_item'),
      path: 'service-management/workflows',
      info: { isNew: true },
    }),
    ...insertIf(hasManageSmMetrics, {
      key: `${Module.WORKFLOWS}-metrics`,
      title: t('backoffice_only:dashboard_sidebar.metrics'),
      path: 'service-management/metrics',
      info: undefined,
    }),
  ];

  const isActive = isActiveProp ?? subItems.some(i => getItemIsActive(i.path));

  const renderSubItems = () => {
    if (isCollapsed) return null;
    return (
      <List
        disablePadding
        sx={{ '& > *:not(:last-child)': { mb: 0 } }}
      >
        {subItems.map((item, index) => (
          <HuSidebarNavItem
            key={item.key}
            depth={1}
            isLastChild={index === subItems.length - 1}
            active={getSubItemIsActive(item.path)}
            isCollapsed={isCollapsed}
            onClick={onClick}
            title={item.title}
            path={item.path}
            info={item.info}
          />
        ))}
      </List>
    );
  };

  return (
    <HuSidebarNavItem
      key="service-management"
      depth={0}
      title={t('backoffice_only:dashboard_sidebar.workflows')}
      icon={getIcon({ defaultIcon: IconInbox, key: 'Service management' })}
      path={subItems[0]?.path ?? serviceManagementRoutes.serviceItems()}
      isCollapsed={isCollapsed}
      onClick={onClick}
      active={isActive}
      open={isActive}
    >
      {renderSubItems()}
    </HuSidebarNavItem>
  );
};

export default ServiceManagementItem;