FreeDATA/modem/event_manager.py
2024-03-15 13:28:21 +01:00

101 lines
No EOL
3.1 KiB
Python

import base64
import json
import structlog
class EventManager:
def __init__(self, queues):
self.queues = queues
self.logger = structlog.get_logger('Event Manager')
self.lastpttstate = False
def broadcast(self, data):
for q in self.queues:
self.logger.debug(f"Event: ", ev=data)
if q.qsize() > 10:
q.queue.clear()
q.put(data)
def send_ptt_change(self, on:bool = False):
if (on == self.lastpttstate):
return
self.lastpttstate= on
self.broadcast({"ptt": bool(on)})
def send_scatter_change(self, data):
self.broadcast({"scatter": json.dumps(data)})
def send_buffer_overflow(self, data):
self.broadcast({"buffer-overflow": str(data)})
def send_custom_event(self, **event_data):
self.broadcast(event_data)
def send_arq_session_new(self, outbound: bool, session_id, dxcall, total_bytes, state):
direction = 'outbound' if outbound else 'inbound'
event = {
"type": "arq",
f"arq-transfer-{direction}": {
'session_id': session_id,
'dxcall': dxcall,
'total_bytes': total_bytes,
'state': state,
}
}
self.broadcast(event)
def send_arq_session_progress(self, outbound: bool, session_id, dxcall, received_bytes, total_bytes, state, statistics=None):
if statistics is None:
statistics = {}
direction = 'outbound' if outbound else 'inbound'
event = {
"type": "arq",
f"arq-transfer-{direction}": {
'session_id': session_id,
'dxcall': dxcall,
'received_bytes': received_bytes,
'total_bytes': total_bytes,
'state': state,
'statistics': statistics,
}
}
self.broadcast(event)
def send_arq_session_finished(self, outbound: bool, session_id, dxcall, success: bool, state: bool, data=False, statistics=None):
if statistics is None:
statistics = {}
if data:
data = base64.b64encode(data).decode("UTF-8")
direction = 'outbound' if outbound else 'inbound'
event = {
"type" : "arq",
f"arq-transfer-{direction}": {
'session_id': session_id,
'dxcall': dxcall,
'statistics': statistics,
'success': bool(success),
'state': state,
'data': data
}
}
self.broadcast(event)
def modem_started(self):
event = {"modem": "started"}
self.broadcast(event)
def modem_restarted(self):
event = {"modem": "restarted"}
self.broadcast(event)
def modem_stopped(self):
event = {"modem": "stopped"}
self.broadcast(event)
def modem_failed(self):
event = {"modem": "failed"}
self.broadcast(event)
def freedata_message_db_change(self):
self.broadcast({"message-db": "changed"})