Updates, additions, minor improvements
This commit is contained in:
59
src/utils/event_system.py
Normal file
59
src/utils/event_system.py
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# Python imports
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# Lib imports
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# Application imports
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class EventSystem:
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""" Inheret IPCServerMixin. Create an pub/sub systems. """
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def __init__(self):
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# NOTE: The format used is list of ['who', target, (data,)] Where:
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# who is the sender or target ID and is used for context and control flow,
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# method_target is the method to call,
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# data is the method parameters OR message data to give
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# Where data may be any kind of data
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self._gui_events = []
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self._module_events = []
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# Makeshift "events" system FIFO
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def _pop_gui_event(self) -> None:
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if len(self._gui_events) > 0:
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return self._gui_events.pop(0)
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return None
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def _pop_module_event(self) -> None:
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if len(self._module_events) > 0:
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return self._module_events.pop(0)
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return None
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def push_gui_event(self, event: list) -> None:
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if len(event) == 3:
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self._gui_events.append(event)
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return None
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raise Exception("Invald event format! Please do: ['sender_id': str, method_target: method, (data,): any]")
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def push_module_event(self, event: list) -> None:
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if len(event) == 3:
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self._module_events.append(event)
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return None
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raise Exception("Invald event format! Please do: ['target_id': str, method_target: method, (data,): any]")
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def read_gui_event(self) -> list:
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return self._gui_events[0] if self._gui_events else None
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def read_module_event(self) -> list:
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return self._module_events[0] if self._module_events else None
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def consume_gui_event(self) -> list:
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return self._pop_gui_event()
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def consume_module_event(self) -> list:
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return self._pop_module_event()
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@@ -7,12 +7,6 @@ from multiprocessing.connection import Listener, Client
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# Application imports
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def threaded(fn):
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def wrapper(*args, **kwargs):
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threading.Thread(target=fn, args=args, kwargs=kwargs, daemon=True).start()
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return wrapper
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class IPCServer:
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@@ -22,11 +16,11 @@ class IPCServer:
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self._ipc_port = 4848
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self._ipc_address = ipc_address
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self._conn_type = conn_type
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self._ipc_authkey = b'app-ipc'
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self._ipc_authkey = b'' + bytes(f'{app_name}-ipc', 'utf-8')
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self._ipc_timeout = 15.0
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if conn_type == "socket":
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self._ipc_address = '/tmp/app-ipc.sock'
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self._ipc_address = f'/tmp/{app_name}-ipc.sock'
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elif conn_type == "full_network":
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self._ipc_address = '0.0.0.0'
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elif conn_type == "full_network_unsecured":
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@@ -36,7 +30,7 @@ class IPCServer:
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self._ipc_authkey = None
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@threaded
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@daemon_threaded
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def create_ipc_listener(self) -> None:
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if self._conn_type == "socket":
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if os.path.exists(self._ipc_address):
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