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1import type { ContainerStats } from "@/lib/shared/contracts/docker";
2
3export function formatUptime(uptimeSeconds: number | null | undefined) {
4  if (uptimeSeconds === null || uptimeSeconds === undefined || !Number.isFinite(uptimeSeconds)) {
5    return "--";
6  }
7
8  const totalSeconds = Math.max(0, Math.floor(uptimeSeconds));
9  const days = Math.floor(totalSeconds / 86_400);
10  const hours = Math.floor((totalSeconds % 86_400) / 3_600);
11  const minutes = Math.floor((totalSeconds % 3_600) / 60);
12
13  if (days > 0) {
14    return `${days} day${days === 1 ? "" : "s"}, ${hours} hour${hours === 1 ? "" : "s"}`;
15  }
16
17  if (hours > 0) {
18    return `${hours} hour${hours === 1 ? "" : "s"}, ${minutes} min`;
19  }
20
21  if (minutes > 0) {
22    return `${minutes} min`;
23  }
24
25  return "<1 min";
26}
27
28export function formatGigabytes(bytes: number | null | undefined) {
29  if (bytes === null || bytes === undefined || !Number.isFinite(bytes) || bytes < 0) {
30    return "--";
31  }
32
33  const gigabytes = bytes / 1024 ** 3;
34  return `${gigabytes.toFixed(1)} GB`;
35}
36
37export function formatBytes(bytes: number | null | undefined) {
38  if (bytes === null || bytes === undefined || !Number.isFinite(bytes) || bytes < 0) {
39    return "--";
40  }
41
42  if (bytes < 1024 ** 2) {
43    return `${Math.round(bytes / 1024)} KB`;
44  }
45
46  if (bytes < 1024 ** 3) {
47    return `${(bytes / 1024 ** 2).toFixed(1)} MB`;
48  }
49
50  return `${(bytes / 1024 ** 3).toFixed(2)} GB`;
51}
52
53function mapContainerState(state: string): "running" | "stopped" | "restarting" {
54  const normalized = state.trim().toLowerCase();
55  if (normalized === "running") return "running";
56  if (normalized === "restarting") return "restarting";
57  return "stopped";
58}
59
60export function mapContainerToViewModel(container: ContainerStats) {
61  return {
62    id: container.id,
63    name: container.name,
64    image: `id:${container.id.slice(0, 12)}`,
65    status: mapContainerState(container.state),
66    ports: "--",
67    cpu: `${container.cpuPercent.toFixed(1)}%`,
68    memory: formatBytes(container.memoryUsed),
69  };
70}
71
72export function controlDisabled(disabledReason: string) {
73  return {
74    disabled: true,
75    disabledReason,
76  };
77}
78