page.tsx

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"use client";
 
import { useEffect, useState } from "react";
import { apiClient } from "@/lib/client/apiClient";
import { Icon } from '@/contexts/IconContext';
 
interface TopologyEntry {
  f141: string;  // Computer Name
  f110: number;  // AppType#
  f1110: string; // AppType
  f1111: string; // Rank
  f113: number;  // PLevel
  f144: number;  // Location
  f114: string;  // Database Id
  f131?: string; // IP Address
  f151?: number; // IP Port
}
 
export default function TopologyPage() {
  const [topology, setTopology] = useState<TopologyEntry[]>([]);
  const [loading, setLoading] = useState(true);
 
  useEffect(() => {
    loadTopology();
  }, []);
 
  const loadTopology = async () => {
    try {
      setLoading(true);
      const result = await apiClient.getTopology();
 
      if (result.success && result.data?.DATS) {
        setTopology(result.data.DATS);
      }
    } catch (error) {
      console.error("Error loading topology:", error);
    } finally {
      setLoading(false);
    }
  };
 
  if (loading) {
    return (
      <div className="p-6 min-h-screen">
        <div className="animate-pulse space-y-4">
          <div className="h-8 bg-surface-2 rounded w-1/4"></div>
          <div className="h-64 bg-surface-2 rounded"></div>
        </div>
      </div>
    );
  }
 
  return (
    <div className="p-6 min-h-screen">
      {/* Header */}
      <div className="mb-6">
        <div className="flex items-center gap-4 mb-4">
          <a
            href="/pages/settings/stores"
            className="text-brand hover:text-brand2 flex items-center gap-2"
          >
            <Icon name="arrow_back" size={20} />
            Back to Stores
          </a>
        </div>
        <h1 className="text-3xl font-bold text-text mb-2 flex items-center gap-3">
          <Icon name="hub" size={32} />
          Network Topology
        </h1>
        <p className="text-muted">
          Shows what has been detected running inside your network in recent history
        </p>
      </div>
 
      {/* Topology Table */}
      <div className="bg-surface rounded-lg shadow overflow-hidden">
        <div className="overflow-x-auto">
          <table className="w-full">
            <thead className="bg-[var(--brand)] text-surface">
              <tr>
                <th className="px-6 py-3 text-left text-xs font-medium text-muted uppercase tracking-wider">
                  Computer Name
                </th>
                <th className="px-6 py-3 text-left text-xs font-medium text-muted uppercase tracking-wider">
                  AppType#
                </th>
                <th className="px-6 py-3 text-left text-xs font-medium text-muted uppercase tracking-wider">
                  AppType
                </th>
                <th className="px-6 py-3 text-left text-xs font-medium text-muted uppercase tracking-wider">
                  Rank
                </th>
                <th className="px-6 py-3 text-left text-xs font-medium text-muted uppercase tracking-wider">
                  PLevel
                </th>
                <th className="px-6 py-3 text-left text-xs font-medium text-muted uppercase tracking-wider">
                  Location
                </th>
                <th className="px-6 py-3 text-left text-xs font-medium text-muted uppercase tracking-wider">
                  Database Id
                </th>
                <th className="px-6 py-3 text-left text-xs font-medium text-muted uppercase tracking-wider">
                  IP Address
                </th>
                <th className="px-6 py-3 text-left text-xs font-medium text-muted uppercase tracking-wider">
                  IP Port
                </th>
              </tr>
            </thead>
            <tbody className="bg-surface divide-y divide-gray-200">
              {topology.length === 0 ? (
                <tr>
                  <td colSpan={9} className="px-6 py-8 text-center text-muted">
                    No topology data detected
                  </td>
                </tr>
              ) : (
                topology.map((entry, index) => (
                  <tr key={index} className="hover:bg-surface-2">
                    <td className="px-6 py-4 whitespace-nowrap text-sm font-medium text-text">
                      {entry.f141}
                    </td>
                    <td className="px-6 py-4 whitespace-nowrap text-sm text-muted">
                      {entry.f110}
                    </td>
                    <td className="px-6 py-4 whitespace-nowrap text-sm text-muted">
                      {entry.f1110 || "—"}
                    </td>
                    <td className="px-6 py-4 whitespace-nowrap text-sm text-muted">
                      {entry.f1111 || "—"}
                    </td>
                    <td className="px-6 py-4 whitespace-nowrap text-sm text-muted">
                      {entry.f113}
                    </td>
                    <td className="px-6 py-4 whitespace-nowrap text-sm text-muted">
                      {entry.f144}
                    </td>
                    <td className="px-6 py-4 whitespace-nowrap text-sm text-muted font-mono text-xs">
                      {entry.f114}
                    </td>
                    <td className="px-6 py-4 whitespace-nowrap text-sm text-muted">
                      {entry.f131 || "—"}
                    </td>
                    <td className="px-6 py-4 whitespace-nowrap text-sm text-muted">
                      {entry.f151 || "—"}
                    </td>
                  </tr>
                ))
              )}
            </tbody>
          </table>
        </div>
 
        {/* Summary */}
        <div className="bg-surface-2 px-6 py-3 border-t">
          <p className="text-sm text-muted">
            Total systems detected: <span className="font-semibold">{topology.length}</span>
          </p>
        </div>
      </div>
    </div>
  );
}