fleet-pane

1import { atom, read, update } from 'claude-code'
2import type { Register } from 'claude-code'
3
4import type { Fleet } from '../types'
5
6const PANE = 'fleet'
7const fleet = atom({ plugin: 'fleet-pane', key: 'fleet' } as const, null)
8const SCRIPT = '/Users/dillonmohr/code/claude-skills-repo/mods/fleet-pane/fleet.py'
9// Claude Code's ultracode rainbow, red to violet
10const RB = ['#EB5F57', '#F58B57', '#FAC35F', '#91C882', '#82AADC', '#9B82C8', '#C882B4']
11const dotColor = (s: string) =>
12  s === 'up' || s === 'running' ? '#91C882' : s === 'down' || s === 'failed' ? '#EB5F57' : '#9AA0A8'
13
14export const register: Register = on => {
15  on('session.start', async ($, e, next) => {
16    await $.command.register({ name: 'fleet', description: 'Live pane: services, launchd jobs, tmux' })
17    // read-only snapshot every 15s; fleet.py caches and uses 1s timeouts, never blocks the prompt
18    $.clock.every(15000, async () => {
19      const r = await $.process.run(['python3', SCRIPT, '--json'])
20      if (r.exitCode === 0) await update($, fleet, () => JSON.parse(r.stdout) as Fleet)
21    })
22    return next(e)
23  })
24
25  on('command.run', { command: 'fleet' }, async $ => {
26    const r = await $.process.run(['python3', SCRIPT, '--json'])
27    if (r.exitCode === 0) await update($, fleet, () => JSON.parse(r.stdout) as Fleet)
28    await $.ui.open({ id: PANE, title: 'Fleet' })
29    return { text: 'Fleet pane opened.' }
30  })
31
32  on('ui.render', { component: 'Pane', requestId: PANE }, async ($, e) => {
33    const { Box, Text } = $.ui.resolve(e)
34    const f = await read($, fleet)
35    if (!f) return <Text dimColor>Loading...</Text>
36    const room = Math.max(4, (e.viewport?.rows ?? 24) - 8)
37
38    return (
39      <Box flexDirection="column">
40        <Text bold color={RB[0]}>SERVICES</Text>
41        {f.services.map(s => (
42          <Text>
43            <Text color={dotColor(s.state)}>●</Text> <Text color={RB[1]}>{s.port}</Text> {s.name}
44          </Text>
45        ))}
46        <Text bold color={RB[2]}>LAUNCHD</Text>
47        {f.jobs.slice(0, room).map(j => (
48          <Text>
49            <Text color={dotColor(j.state)}>●</Text> <Text color={RB[3]}>{j.name}</Text>{' '}
50            <Text dimColor>{j.state}</Text>
51          </Text>
52        ))}
53        <Text bold color={RB[4]}>TMUX</Text>
54        {f.tmux.map((t, i) => (
55          <Text>
56            <Text color={RB[5]}>●</Text> {t}
57          </Text>
58        ))}
59      </Box>
60    )
61  })
62}
63

1export type Fleet = {
2  jobs: { name: string; state: string }[]
3  tmux: string[]
4  services: { port: number; name: string; state: string }[]
5}
6
7declare module 'claude-code' {
8  interface PluginState {
9    'fleet-pane': { fleet: Fleet | null }
10  }
11}
12