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130 lines
4.8 KiB
130 lines
4.8 KiB
# ADN DMR Peer Server plugin - example adapter
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#
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# Copyright (C) 2026 Rodrigo Pérez, CE5RPY <ce5rpy@qmd.cl>
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#
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###############################################################################
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software Foundation,
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# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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###############################################################################
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"""ServerPlugin adapter — debug log on every event, JSON file on session end."""
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from __future__ import annotations
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import logging
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from typing import Any
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from adn_server.application.plugins.domain.events import (
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UnitDataEnd,
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UnitDataFrame,
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UnitDataStart,
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VoiceCallEnd,
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VoiceCallFrame,
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VoiceCallStart,
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)
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from ..infrastructure.json_writer import JsonWriter
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from .session_use_case import SessionUseCase
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logger = logging.getLogger(__name__)
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class ExamplePlugin:
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name = "example"
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def __init__(self) -> None:
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self._use_case: SessionUseCase | None = None
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self._writer: JsonWriter | None = None
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def on_load(self, bus: Any, config: dict[str, Any], server_ctx: Any) -> None:
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self._writer = JsonWriter(
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project_root=server_ctx.project_root,
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output_dir=str(config.get("output_dir", "example-events")),
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defer_to_thread=server_ctx.defer_to_thread,
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)
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self._use_case = SessionUseCase(self._writer)
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logger.debug("(EXAMPLE) loaded output_dir=%s", config.get("output_dir"))
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def on_reload(self, config: dict[str, Any]) -> None:
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if self._writer is not None:
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self._writer.set_output_dir(str(config.get("output_dir", "example-events")))
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if self._use_case is not None:
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self._use_case.shutdown()
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logger.debug("(EXAMPLE) reloaded output_dir=%s", config.get("output_dir"))
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def on_shutdown(self) -> None:
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if self._use_case is not None:
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self._use_case.shutdown()
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logger.debug("(EXAMPLE) shutdown")
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def on_event(self, event: object) -> None:
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if self._use_case is None:
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return
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if isinstance(event, VoiceCallStart):
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meta = event.context.to_metadata_dict()
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logger.debug("(EXAMPLE) VoiceCallStart stream_id=%s", meta.get("stream_id"))
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self._use_case.on_start("voice", meta)
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elif isinstance(event, VoiceCallFrame):
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meta = event.context.to_metadata_dict()
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logger.debug(
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"(EXAMPLE) VoiceCallFrame stream_id=%s frame_type=%s",
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meta.get("stream_id"),
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event.frame_type,
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)
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self._use_case.on_frame(meta)
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elif isinstance(event, VoiceCallEnd):
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meta = event.context.to_metadata_dict()
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logger.debug(
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"(EXAMPLE) VoiceCallEnd stream_id=%s duration_s=%.3f frames=%s",
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meta.get("stream_id"),
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event.duration_s,
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event.frame_count,
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)
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self._use_case.on_end(
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"voice",
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meta,
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duration_s=event.duration_s,
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count=event.frame_count,
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)
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elif isinstance(event, UnitDataStart):
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meta = event.context.to_metadata_dict()
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logger.debug(
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"(EXAMPLE) UnitDataStart stream_id=%s label=%s",
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meta.get("stream_id"),
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event.data_label,
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)
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self._use_case.on_start("unit_data", meta)
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elif isinstance(event, UnitDataFrame):
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meta = event.context.to_metadata_dict()
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logger.debug(
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"(EXAMPLE) UnitDataFrame stream_id=%s seq=%s",
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meta.get("stream_id"),
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event.seq,
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)
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self._use_case.on_frame(meta)
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elif isinstance(event, UnitDataEnd):
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meta = event.context.to_metadata_dict()
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logger.debug(
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"(EXAMPLE) UnitDataEnd stream_id=%s duration_s=%.3f packets=%s",
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meta.get("stream_id"),
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event.duration_s,
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event.packet_count,
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)
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self._use_case.on_end(
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"unit_data",
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meta,
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duration_s=event.duration_s,
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count=event.packet_count,
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)
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