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Implement curfew.

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This commit is contained in:
Mitja Horvat
2026-06-09 09:12:57 +02:00
parent d3493f50d1
commit 9002cbbe08
2 changed files with 124 additions and 4 deletions
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101
devices.py
View File

@ -13,6 +13,12 @@ BUDGET_SECONDS = int(os.environ.get("BUDGET_MINUTES", "60")) * 60 # default 60
STATE_FILE = Path(__file__).parent / ".device_state.json"
TICK_INTERVAL = 10 # seconds between budget checks
# Allowed device hours (24h format)
ALLOWED_WEEKDAY_START = int(os.environ.get("ALLOWED_WEEKDAY_START", "15")) # Mon-Fri start hour
ALLOWED_WEEKDAY_END = int(os.environ.get("ALLOWED_WEEKDAY_END", "20")) # Mon-Fri end hour
ALLOWED_WEEKEND_START = int(os.environ.get("ALLOWED_WEEKEND_START", "8")) # Sat-Sun start hour
ALLOWED_END_MINUTE = int(os.environ.get("ALLOWED_END_MINUTE", "30")) # End minute (same for all days)
# ── Budget state (persisted to disk) ─────────────────────────────────
@ -163,6 +169,94 @@ def _budget_to_minutes(budget_seconds: int) -> int:
return max(0, budget_seconds // 60)
def is_curfew_allowed() -> bool:
"""Check if current time is within allowed hours (devices allowed).
Allowed hours:
Mon-Fri: ALLOWED_WEEKDAY_START:00 to ALLOWED_WEEKDAY_END:ALLOWED_END_MINUTE
Sat-Sun: ALLOWED_WEEKEND_START:00 to ALLOWED_WEEKDAY_END:ALLOWED_END_MINUTE
"""
now = datetime.now()
weekday = now.weekday() # 0=Mon, 6=Sun
current_minutes = now.hour * 60 + now.minute
if weekday < 5: # Mon-Fri
start = ALLOWED_WEEKDAY_START * 60
end = (ALLOWED_WEEKDAY_END * 60) + ALLOWED_END_MINUTE
else: # Sat-Sun
start = ALLOWED_WEEKEND_START * 60
end = (ALLOWED_WEEKDAY_END * 60) + ALLOWED_END_MINUTE
return start <= current_minutes < end
def _minutes_to_time(minutes: int) -> str:
"""Convert minutes since midnight to HH:MM format."""
h = minutes // 60
m = minutes % 60
return f"{h:02d}:{m:02d}"
def curfew_status() -> dict:
"""Get curfew status and time until next transition.
Returns dict with:
- in_curfew: bool (True = devices BLOCKED)
- minutes_left: int (minutes until curfew ends or starts)
- message: str (human-readable description)
- next_time: str (clock time of next transition, e.g. '15:00')
"""
now = datetime.now()
weekday = now.weekday() # 0=Mon, 6=Sun
current_minutes = now.hour * 60 + now.minute
if weekday < 5: # Mon-Fri
start = ALLOWED_WEEKDAY_START * 60
end = (ALLOWED_WEEKDAY_END * 60) + ALLOWED_END_MINUTE
else: # Sat-Sun
start = ALLOWED_WEEKEND_START * 60
end = (ALLOWED_WEEKDAY_END * 60) + ALLOWED_END_MINUTE
in_curfew = not (start <= current_minutes < end) # True when devices are BLOCKED
if in_curfew:
# Devices blocked — show time until allowed hours start
if weekday < 5: # Mon-Fri
if current_minutes < start:
# Before allowed hours start today
minutes_left = start - current_minutes
next_time = _minutes_to_time(start)
else:
# After allowed hours end → next day same schedule
minutes_left = (24 * 60) - current_minutes + start
next_time = _minutes_to_time(start)
else: # Sat-Sun
if current_minutes < start:
# Before allowed hours start today
minutes_left = start - current_minutes
next_time = _minutes_to_time(start)
elif weekday == 5: # Saturday after allowed ends → Sunday
minutes_left = (24 * 60) - current_minutes + start
next_time = _minutes_to_time(start)
else: # Sunday after allowed ends → Monday
minutes_left = (3 * 24 * 60) - current_minutes + ALLOWED_WEEKDAY_START * 60
next_time = _minutes_to_time(ALLOWED_WEEKDAY_START * 60)
message = f"Blocked until {next_time} ({minutes_left} min)"
else:
# Devices allowed — show time until allowed hours end
minutes_left = end - current_minutes
next_time = _minutes_to_time(end)
message = f"Allowed until {_minutes_to_time(end)} ({minutes_left} min)"
return {
"in_curfew": in_curfew,
"minutes_left": minutes_left,
"message": message,
"next_time": next_time,
}
# ── Budget timer (runs every 60s in background) ──────────────────────
_timer_running = False
@ -179,6 +273,10 @@ def _budget_tick():
for dev_id in DEVICES:
_reset_budget(dev_id)
# Only count down budget during allowed curfew hours
if not is_curfew_allowed():
return
with _timer_lock:
for dev_id, dev_info in DEVICES.items():
state = _load_state()
@ -249,6 +347,7 @@ def shutdown_all() -> list[dict]:
def status_all() -> list[dict]:
"""Get current status + budget for all devices. Returns ordered list."""
curfew = curfew_status()
actions = []
for dev_id, dev_info in DEVICES.items():
state = _load_state()
@ -277,4 +376,4 @@ def status_all() -> list[dict]:
"title": dev_info["name"],
"detail": f"{detail} · {budget_minutes} min left",
})
return actions
return actions, curfew

27
server.py
View File

@ -4,7 +4,7 @@
import json
from http.server import HTTPServer, BaseHTTPRequestHandler
from devices import shutdown_all, status_all, _set_budget, _get_budget, BUDGET_SECONDS, TICK_INTERVAL
from devices import shutdown_all, status_all, curfew_status, _set_budget, _get_budget, BUDGET_SECONDS, TICK_INTERVAL
class Handler(BaseHTTPRequestHandler):
@ -15,10 +15,12 @@ class Handler(BaseHTTPRequestHandler):
self.end_headers()
self.wfile.write(HTML.encode())
elif self.path == "/status":
devices_status, curfew = status_all()
response = {"devices": devices_status, "curfew": curfew}
self.send_response(200)
self.send_header("Content-Type", "application/json")
self.end_headers()
self.wfile.write(json.dumps(status_all()).encode())
self.wfile.write(json.dumps(response).encode())
else:
self.send_error(404)
@ -119,6 +121,16 @@ HTML = """\
.status-item .icon { font-size: 1.1rem; flex-shrink: 0; }
.status-item .name { font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.status-item .budget { color: #aaa; font-size: .75rem; margin-left: auto; flex-shrink: 0; }
#curfew {
text-align: center;
padding: .5rem;
margin-bottom: 1rem;
border-radius: 6px;
font-size: .85rem;
font-weight: 500;
}
#curfew.blocked { background: #3a1a1a; color: #f87171; }
#curfew.allowed { background: #1a3a2c; color: #4ade80; }
.status-item .actions {
display: flex; align-items: center; gap: .25rem;
flex-shrink: 0;
@ -135,6 +147,7 @@ HTML = """\
<div class="card">
<h1>📺 Kids Devices</h1>
<p>TV + Gabi's computer + Gaja's computer</p>
<div id="curfew"></div>
<div id="status"></div>
<button id="btn" onclick="run()">TURN OFF</button>
<div id="output"></div>
@ -178,7 +191,15 @@ HTML = """\
try {
const res = await fetch('https://noom.cc/off/status');
const data = await res.json();
document.getElementById('status').innerHTML = data.map(s => {
// Curfew status
const curfew = data.curfew;
const curfewEl = document.getElementById('curfew');
curfewEl.className = curfew.in_curfew ? 'blocked' : 'allowed';
curfewEl.textContent = (curfew.in_curfew ? '🔴 ' : '🟢 ') + curfew.message;
// Device status
document.getElementById('status').innerHTML = data.devices.map(s => {
const devId = s.title === 'TV' ? 'tv' : s.title.includes("Gabi") ? 'gabi' : 'gaja';
return `<div class="status-item">
<span class="center">