108 lines
3.9 KiB
GDScript
108 lines
3.9 KiB
GDScript
extends Node
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var unit = Yau07.YaU07.new('ЯУ07')
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var soc_unicast: Socket
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var soc_brodcast: Socket
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var address: String = Constants.ADDRESSES[0][1]
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var port: int = Constants.ADDRESSES[0][2]
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var timeout: float = Yau07.ONLINE_TIMEOUT
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var last_update_time: float = 0.0
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var broadcast_packet: PackedByteArray
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var state = Constants.STATE.WAIT
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var send_array: Array = []
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var flag_read_isa: bool = false
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signal _yau_status_line(_status) ## Вызывается когда меняется состояние связи с ячейкой
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signal _yau_receive(_data_from_yau) ##
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signal _yau_read_isa(_unit_isa_ports)
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## Класс для отправки данных в сокет
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class Socket extends PacketPeerUDP:
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func send_to(addr: String, port: int, data: PackedByteArray):
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self.set_dest_address(addr, port)
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self.put_packet(data)
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func poll_receive(sock: Socket) -> bool: ## Приёмник
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if timeout - last_update_time > 0:
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while sock.get_available_packet_count() > 0:
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broadcast_packet = sock.get_packet()
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var addr_receive = sock.get_packet_ip()
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var port_receive = sock.get_packet_port()
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if (address == addr_receive) and (port == port_receive):
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last_update_time = 0.0
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unit.parse(broadcast_packet)
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var data_from_yau_07 = unit.status
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emit_signal('_yau_receive', data_from_yau_07)
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else:
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if sock.get_available_packet_count():
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last_update_time = 0.0
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return false
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func _ready() -> void:
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# Привязка для принятия широковещательного канала
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soc_brodcast = Socket.new()
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var rc = soc_brodcast.bind(Constants.BROADCAST_PORT, '*')
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if rc != OK:
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print('Ошибка: Неудачная привязка широковещательного адреса')
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soc_unicast = Socket.new()
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rc = soc_unicast.bind(Constants.UNICAST_PORT, Constants.UNICAST_ADDRESS)
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if rc != OK:
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print('Ошибка: неудачная привязка адреса: ', address)
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unit.connect('line_changed', Callable(self, 'on_line_changed'))
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unit.connect('command_fail', Callable(self, 'on_command_fail'))
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unit.connect('command_done', Callable(self, 'on_command_done'))
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func _process(delta: float) -> void:
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last_update_time += delta
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poll_receive(soc_brodcast)
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state_machine()
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match unit.process(delta):
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Error.OK: soc_unicast.send_to(address, port, unit.tx_data.slice(0, unit.tx_len))
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Error.FAILED: print('Ошибка отправки данных')
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func state_machine():
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var fl_done = (unit.cmd_state == unit.CmdState.DONE)
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## Режим ожидания
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if state == Constants.STATE.WAIT and fl_done:
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if flag_read_isa:
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flag_read_isa = false
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state = Constants.STATE.READ_ISA
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elif send_array.size():
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state = Constants.STATE.WRITE_ISA
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## Режим чтения из ИСА
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elif state == Constants.STATE.READ_ISA and fl_done:
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unit.send_isa(unit.CmdCode.READ_ISA, [0x122, 0x128])
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state = Constants.STATE.WAIT
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var unit_isa_ports = unit.isa_ports
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emit_signal('_yau_read_isa', unit_isa_ports)
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## Режим записи в ИСА
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elif state == Constants.STATE.WRITE_ISA and fl_done:
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var ports_dict = send_array.pop_front()
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var key = ports_dict.keys()
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unit.send_isa(unit.CmdCode.WRITE_ISA, [key[0], ports_dict[key[0]]])
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state = Constants.STATE.WAIT
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func on_line_changed(_unit) -> void:
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emit_signal('_yau_status_line', unit.online)
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## Ессли отсутствует подключение к ячейке ЯУ-07
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func on_command_fail(_unit) -> void:
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print_debug('Command send fail')
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## Индикация чтения портов
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func on_command_done(_unit) -> void:
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pass
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