#!/usr/bin/env python3
"""Stub for flatpak: --user installs and removals, and `list`, kept in the state file.
Nothing is downloaded; an app id containing "missing" fails like an unknown ref."""
import sys

sys.path.insert(0, '/usr/local/lib/fakeframe')
import fakeframe_state as fs  # noqa: E402

args = sys.argv[1:]
fs.log('flatpak', args=args)
words = [a for a in args if not a.startswith('-')]
cmd = words[0] if words else ''
if cmd == 'remote-add':
    pass
elif cmd == 'install':
    app = words[-1]
    if 'missing' in app:
        sys.exit(f'error: Nothing matches {app} in remote flathub')
    with fs.update() as s:
        if not any(f['id'] == app for f in s['flatpaks']):
            s['flatpaks'].append({'id': app, 'name': app.rsplit('.', 1)[-1], 'version': '1.0', 'installation': 'user'})
    print(f'Installing {app}\nInstallation complete.')
elif cmd == 'uninstall':
    app = words[-1]
    with fs.update() as s:
        before = len(s['flatpaks'])
        s['flatpaks'] = [f for f in s['flatpaks'] if f['id'] != app]
        gone = len(s['flatpaks']) < before
    if not gone:
        sys.exit(f'error: {app}/*unspecified*/*unspecified* not installed')
    print('Uninstall complete.')
elif cmd == 'list':
    for f in fs.read()['flatpaks']:
        print('\t'.join((f['id'], f['name'], f['version'], f['installation'])))
elif cmd == 'run':
    pass
else:
    sys.exit(f'flatpak stub: unsupported {args}')