Pretty display

This commit is contained in:
2026-08-15 15:00:22 +02:00
parent 2d06293325
commit e132d05a85
6 changed files with 323 additions and 121 deletions
+82 -42
View File
@@ -4,6 +4,7 @@ import time
import asyncio
import requests
from orchestrateur.microwave_state import MicrowaveState
from orchestrateur.sensors import gps
from shared import get_lora, get_mqtt_client, deviceTypes, config, payloads, db
from shared.logging import log
@@ -12,7 +13,10 @@ from shared.lora_device import LoraCommands
from shared.alerts import AlertManager, Alert, AlertType
from sensors import ultrasonicRanger, temp_hum, button, camera, buzzer
from lib.systemd_logs import get_systemd_logs
from external_display_manager import DisplayManager # <-- Import display manager
from external_display_manager import DisplayManager
# --- CONFIGURATION CONSTANTS ---
DISPLAY_DEBOUNCE_SECONDS = 3 # Seconds to wait after first change before broadcasting
# --- DB SETUP ---
DB_PATH = "orchestrateur/db.sqlite"
@@ -60,16 +64,27 @@ def get_device_id():
DEVICE_ID = get_device_id()
# --- STATE MACHINE DEFINITIONS ---
class MicrowaveState:
IDLE = "IDLE" # Microwave is empty
ANALYZING = "ANALYZING" # Reading sensors & waiting for IR
WAITING_FOR_CLOUD = "WAITING_FOR_CLOUD" # Waiting for API parameters
COOKING = "COOKING" # Microwave is active
DONE = "DONE" # Finished/Stopped, waiting for dish removal
# --- DISPLAY QUEUE & NOTIFICATION HELPERS ---
display_update_queue = None
def notify_display_update():
"""Safely adds an update event timestamp to the display update queue."""
if display_update_queue is not None:
try:
loop = asyncio.get_running_loop()
loop.call_soon_threadsafe(display_update_queue.put_nowait, time.time())
except RuntimeError:
pass
def set_cloud_alert(state: bool):
"""Setter for cloud_alert that triggers a display update when changed."""
global cloud_alert
if cloud_alert != state:
cloud_alert = state
notify_display_update()
# Global state trackers
microwave_states = {"2": MicrowaveState.IDLE}
microwave_states = {"2": MicrowaveState("2", on_change_callback=notify_display_update)}
button_state = False
cloud_alert = False # Global status flag for screen / UI display
async_event_queue = None
@@ -178,25 +193,40 @@ async def cloud_mqtt_listener_task():
})
await asyncio.sleep(0.1)
async def display_broadcast_task():
"""Monitors state changes and broadcasts updates to all connected screens."""
last_state = None
async def display_broadcast_worker_task():
"""
Debounced display broadcast task.
Waits until DISPLAY_DEBOUNCE_SECONDS have passed since the first queued update
before sending state to all connected screens.
"""
print("[Display Worker] Started debounced display broadcast worker.")
while True:
current_state = (dict(microwave_states), button_state, cloud_alert)
if current_state != last_state:
last_state = current_state
await display_manager.broadcast_state(
device_id=DEVICE_ID,
microwave_states=microwave_states,
button_state=button_state,
cloud_alert=cloud_alert
)
await asyncio.sleep(3.0)
# Block until the FIRST update reminder arrives in the queue
first_event_time = await display_update_queue.get()
# Compute wait time relative to the first event's timestamp
elapsed = time.time() - first_event_time
remaining_wait = DISPLAY_DEBOUNCE_SECONDS - elapsed
if remaining_wait > 0:
await asyncio.sleep(remaining_wait)
# Clear any subsequent events that arrived during the wait period
while not display_update_queue.empty():
try:
display_update_queue.get_nowait()
except asyncio.QueueEmpty:
break
# Broadcast state ONCE
await display_manager.broadcast_state(
microwave_states=microwave_states,
cloud_alert=cloud_alert
)
def button_callback():
"""Button physical interrupt callback."""
global button_state
if microwave_states.get("2") == MicrowaveState.COOKING or microwave_states.get("2") == MicrowaveState.DONE:
if microwave_states.get("2").cooking_state == CookingStates.COOKING or microwave_states.get("2").cooking_state == CookingStates.DONE or microwave_states.get("2").cooking_state == CookingStates.STIRRING_REQUIRED:
print("[Button] Toggling pause/resume for microwave '2'.")
lora.send_reliable({"id": DEVICE_ID, "microwave_id": "2", "action": LoraCommands.TOGGLE_PAUSE})
else:
@@ -227,7 +257,7 @@ def on_new_alert(alert):
# Send the alert to the lora device
lora.send_reliable(payloads.lora_new_alert(alert))
# TODO : envoi de l'alerte aux écrans externes
microwave_states["2"].set_cooking_state(CookingStates.ALERT)
# --- HARDWARE CONTROLLERS ---
def _stop_hardware(microwave_id: str):
@@ -264,7 +294,7 @@ def read_local_sensors(microwave_id, initial_dish_height):
async def handle_new_dish(microwave_id, detected_height):
"""Triggered when a new dish is placed inside."""
microwave_states[microwave_id] = MicrowaveState.ANALYZING
microwave_states[microwave_id].set_state(MicrowaveState.ANALYZING)
print(f"\n[{microwave_id}] 🍽️ Dish detected at {detected_height:.1f} cm! Requesting IR from microwave...")
# 1. Setup synchronization event and clear previous cache for this microwave
@@ -286,7 +316,7 @@ async def handle_new_dish(microwave_id, detected_height):
sensors_data = await sensor_task
# Check if dish was removed while reading sensors
if microwave_states.get(microwave_id) != MicrowaveState.ANALYZING:
if microwave_states.get(microwave_id).state != MicrowaveState.ANALYZING:
print(f"[{microwave_id}] Dish removed during sensor read. Aborting.")
ir_data_events.pop(microwave_id, None)
return
@@ -310,7 +340,7 @@ async def handle_new_dish(microwave_id, detected_height):
async def request_cloud_cooking_plan(microwave_id, sensors_data):
"""Sends all data to the cloud with up to 3 retries (330s timeout for AI generation)."""
global cloud_alert, alert_manager
microwave_states[microwave_id] = MicrowaveState.WAITING_FOR_CLOUD
microwave_states[microwave_id].set_state(MicrowaveState.WAITING_FOR_CLOUD)
URL = "https://smartwave.matthiasg.dev/cooking-params"
# Format image
@@ -326,7 +356,7 @@ async def request_cloud_cooking_plan(microwave_id, sensors_data):
HTTP_TIMEOUT = (10, 330)
for attempt in range(1, max_retries + 1):
if microwave_states.get(microwave_id) != MicrowaveState.WAITING_FOR_CLOUD:
if microwave_states.get(microwave_id).state != MicrowaveState.WAITING_FOR_CLOUD:
print(f"[{microwave_id}] Dish removed or state changed. Aborting API request.")
return
@@ -341,7 +371,7 @@ async def request_cloud_cooking_plan(microwave_id, sensors_data):
)
# Abort if state changed while waiting for cloud AI response
if microwave_states.get(microwave_id) != MicrowaveState.WAITING_FOR_CLOUD:
if microwave_states.get(microwave_id).state != MicrowaveState.WAITING_FOR_CLOUD:
print(f"[{microwave_id}] Dish removed during API request. Discarding API plan.")
return
@@ -353,7 +383,7 @@ async def request_cloud_cooking_plan(microwave_id, sensors_data):
# Error handling
if "error" in res_json:
print(f"[{microwave_id}] Cloud API returned error: {res_json['error']}")
microwave_states[microwave_id] = MicrowaveState.DONE
microwave_states[microwave_id].set_state(MicrowaveState.DONE)
if not res_json['is_safe']: # The cooking area is not safe, raise an alert
alert = Alert(AlertType.COOKING_SAFETY, res_json['warning_message'])
@@ -371,12 +401,12 @@ async def request_cloud_cooking_plan(microwave_id, sensors_data):
if c_time is None or c_power is None or c_temp is None:
print(f"[{microwave_id}] ❌ Invalid plan received: {res_json}")
microwave_states[microwave_id] = None
microwave_states[microwave_id].set_state(MicrowaveState.IDLE)
return
print(f"[{microwave_id}] Cloud Plan Received! Starting microwave: {c_time}s @ {c_power}W")
cloud_alert = False # Reset alert flag on success
microwave_states[microwave_id] = MicrowaveState.COOKING
microwave_states[microwave_id].set_state(MicrowaveState.COOKING)
if config.DEBUG:
c_time = 20 # Set to 20s for debug
@@ -399,7 +429,7 @@ async def request_cloud_cooking_plan(microwave_id, sensors_data):
print(f"[{microwave_id}] Retrying in {retry_delay_seconds} seconds...")
# Interruptible wait loop in case state changes mid-wait
for _ in range(retry_delay_seconds):
if microwave_states.get(microwave_id) != MicrowaveState.WAITING_FOR_CLOUD:
if microwave_states.get(microwave_id).state != MicrowaveState.WAITING_FOR_CLOUD:
print(f"[{microwave_id}] State changed during retry wait. Aborting retries.")
return
await asyncio.sleep(1)
@@ -407,7 +437,7 @@ async def request_cloud_cooking_plan(microwave_id, sensors_data):
# Executed only if all 3 retries failed
print(f"[{microwave_id}] All cloud retries failed. Setting global alert flag.")
cloud_alert = True
microwave_states[microwave_id] = MicrowaveState.DONE
microwave_states[microwave_id].set_state(MicrowaveState.DONE)
# --- MAIN LOGIC TASKS ---
async def process_messages_task():
@@ -427,11 +457,13 @@ async def process_messages_task():
n_state = data["data"].get("new_cooking_state")
print(f"[LoRa] Microwave {mw_id} state changed to: {n_state}")
microwave_states[mw_id].set_cooking_state(n_state)
if n_state in (CookingStates.DONE, CookingStates.STIRRING_REQUIRED, CookingStates.ALERT):
beats = 5 if n_state == CookingStates.ALERT else (1 if n_state == CookingStates.STIRRING_REQUIRED else 3)
buzzer.buzzer_siren(beatsNb=beats)
if n_state == CookingStates.IDLE and microwave_states.get(mw_id) == MicrowaveState.COOKING:
microwave_states[mw_id] = MicrowaveState.DONE
if n_state == CookingStates.IDLE and microwave_states.get(mw_id).state == MicrowaveState.COOKING:
microwave_states[mw_id].set_state(MicrowaveState.DONE)
print(f"[{mw_id}] Cooking finished. Waiting for user to remove dish.")
elif source == "MQTT":
@@ -450,6 +482,13 @@ async def process_messages_task():
# Offload DB insertion to async thread execution pool
await asyncio.to_thread(save_connected_component, component_id, component_type)
# Pass change callback to newly connected microwave
microwave_states[component_id] = MicrowaveState(
component_id,
on_change_callback=notify_display_update
)
notify_display_update()
mqtt_client.publish(
config.MQTT_TOPIC_HELLO,
payloads.mqtt_hello_ack(DEVICE_ID, component_id),
@@ -497,7 +536,7 @@ async def handle_telemetry_request(endpoint: str):
# 3. Build the telemetry payload (returns a JSON string)
telemetry_payload = payloads.telemetry_payload(
device_id=DEVICE_ID,
microwave_states=microwave_states,
microwave_states=microwave_states.to_dict(),
button_state=button_state,
cloud_alert=cloud_alert,
gps_data=gps.get_gps_data(),
@@ -556,7 +595,7 @@ async def monitor_dish_height_task():
while True:
dist = await get_filtered_dish_height()
current_state = microwave_states.get(mw_id, MicrowaveState.IDLE)
current_state = microwave_states.get(mw_id, MicrowaveState.IDLE).state
if dist is not None:
# Hysteresis Thresholds:
@@ -582,8 +621,8 @@ async def monitor_dish_height_task():
elif consecutive_absent >= REQUIRED_STABLE_READS and current_state != MicrowaveState.IDLE:
consecutive_absent = 0
print(f"\n[{mw_id}] Dish Removed! Resetting state to IDLE.")
microwave_states[mw_id] = MicrowaveState.IDLE
cloud_alert = False # Reset error alert on dish removal
microwave_states[mw_id].set_state(MicrowaveState.IDLE)
set_cloud_alert(False)
if current_state == MicrowaveState.COOKING:
_stop_hardware(mw_id)
@@ -595,7 +634,7 @@ async def monitor_dish_height_task():
# --- BOOTSTRAP ---
async def main():
global async_event_queue
global async_event_queue, display_update_queue
print("Orchestrateur prêt. Lancement des tâches...")
# Initialize the alert manager and set the callback
@@ -610,6 +649,7 @@ async def main():
await display_manager.start()
async_event_queue = asyncio.Queue()
display_update_queue = asyncio.Queue()
await asyncio.gather(
lora_listener_task(),
@@ -617,7 +657,7 @@ async def main():
cloud_mqtt_listener_task(),
process_messages_task(),
monitor_dish_height_task(),
display_broadcast_task()
display_broadcast_worker_task()
)
if __name__ == "__main__":