env = env  # noqa
# Force generation of both bundles
for bundle_name in ('web.assets_backend', 'web.assets_web_dark'):
    bundle = env['ir.qweb']._get_asset_bundle(bundle_name)
    css = bundle.css()  # this materializes the attachment
    print(f'{bundle_name}: triggered, css() type={type(css).__name__}')

env.cr.commit()

# Now find them
attachs = env['ir.attachment'].sudo().search(
    [('url', 'like', '/web/assets/%')],
    order='id desc',
)
print(f'\\n{len(attachs)} asset attachments after force-compile:')
for a in attachs:
    raw_size = len(a.raw or b'')
    print(f'  [{a.id}] {a.name} ({raw_size} bytes)')

# Check the dark one for our marker
dark = attachs.filtered(lambda a: 'web.assets_web_dark' in (a.name or ''))
if dark:
    text = (dark[0].raw or b'').decode('utf-8', errors='ignore')
    print(f'\\ndark bundle markers:')
    print(f'  o-mail-Message-actions: {text.count("o-mail-Message-actions")} occurrences')
    print(f'  #2b2f33 marker        : {text.count("#2b2f33")} occurrences')
    print(f'  rgba(255, 255, 255, 0.10) marker: {text.count("rgba(255, 255, 255, 0.10)")} occurrences')
    if '#2b2f33' in text:
        idx = text.find('#2b2f33')
        print(f'\\ncontext around our color:')
        print(text[max(0, idx-300):idx+300])