1/**
 2 * Status Tool - Show system status (uptime, memory, load)
 3 */
 4
 5import { Type } from "@sinclair/typebox";
 6import type { AgentTool } from "@mariozechner/pi-agent-core";
 7import * as os from "os";
 8
 9export const statusTool: AgentTool = {
10  name: "status",
11  label: "System Status",
12  description: "Show system status including uptime, memory usage, and load average",
13  parameters: Type.Object({}),
14  execute: async (_toolCallId, _params, _signal, _onUpdate) => {
15      // Get system information
16      const uptimeSeconds = os.uptime();
17      const totalMemory = os.totalmem();
18      const freeMemory = os.freemem();
19      const usedMemory = totalMemory - freeMemory;
20      const memoryUsagePercent = ((usedMemory / totalMemory) * 100).toFixed(1);
21      const loadAvg = os.loadavg();
22
23      // Format uptime
24      const hours = Math.floor(uptimeSeconds / 3600);
25      const minutes = Math.floor((uptimeSeconds % 3600) / 60);
26      const uptimeFormatted = `${hours}h ${minutes}m`;
27
28      // Format memory
29      const totalMemoryGB = (totalMemory / (1024 * 1024 * 1024)).toFixed(2);
30      const usedMemoryGB = (usedMemory / (1024 * 1024 * 1024)).toFixed(2);
31
32      const statusText = `System Status:
33
34Uptime: ${uptimeFormatted} (${Math.floor(uptimeSeconds)}s)
35
36Memory:
37  Total: ${totalMemoryGB} GB
38  Used:  ${usedMemoryGB} GB (${memoryUsagePercent}%)
39  Free:  ${(freeMemory / (1024 * 1024 * 1024)).toFixed(2)} GB
40
41Load Average:
42  1 min:  ${loadAvg[0].toFixed(2)}
43  5 min:  ${loadAvg[1].toFixed(2)}
44  15 min: ${loadAvg[2].toFixed(2)}
45
46Platform: ${os.platform()} ${os.arch()}
47CPUs: ${os.cpus().length}`;
48
49      return {
50        content: [
51          {
52            type: "text" as const,
53            text: statusText,
54          },
55        ],
56        details: {
57          uptime: uptimeSeconds,
58          memory: {
59            total: totalMemory,
60            used: usedMemory,
61            free: freeMemory,
62            usagePercent: parseFloat(memoryUsagePercent),
63          },
64          load: loadAvg,
65        },
66      };
67  },
68};