import logging import os.path import json from cbpi.api.dataclasses import Fermenter, Actor, Props import sys, os import shortuuid import asyncio from tabulate import tabulate class BasicController: def __init__(self, cbpi, resource, file): self.resource = resource self.update_key = "" self.name = self.__class__.__name__ self.cbpi = cbpi self.cbpi.register(self) self.service = self self.types = {} self.logger = logging.getLogger(__name__) self.data = [] self.autostart = True #self._loop = asyncio.get_event_loop() self.path = os.path.join(".", 'config', file) self.cbpi.app.on_cleanup.append(self.shutdown) async def init(self): await self.load() def create(self, data): return self.resource(data.get("id"), data.get("name"), type=data.get("type"), props=Props(data.get("props", {})) ) async def load(self): logging.info("{} Load ".format(self.name)) with open(self.path) as json_file: data = json.load(json_file) for i in data["data"]: self.data.append(self.create(i)) if self.autostart is True: for item in self.data: logging.info("{} Starting ".format(self.name)) await self.start(item.id) await self.push_udpate() async def save(self): logging.info("{} Save ".format(self.name)) data = dict(data=list(map(lambda actor: actor.to_dict(), self.data))) with open(self.path, "w") as file: json.dump(data, file, indent=4, sort_keys=True) await self.push_udpate() async def push_udpate(self): self.cbpi.ws.send(dict(topic=self.update_key, data=list(map(lambda item: item.to_dict(), self.data)))) #self.cbpi.push_update("cbpi/{}".format(self.update_key), list(map(lambda item: item.to_dict(), self.data))) for item in self.data: self.cbpi.push_update("cbpi/{}/{}".format(self.update_key,item.id), item.to_dict()) def find_by_id(self, id): return next((item for item in self.data if item.id == id), None) def get_index_by_id(self, id): return next((i for i, item in enumerate(self.data) if item.id == id), None) async def shutdown(self, app): logging.info("{} Shutdown ".format(self.name)) tasks = [] for item in self.data: if item.instance is not None and item.instance.running is True: item.instance.task.cancel() tasks.append(item.instance.task) await asyncio.gather(*tasks) await self.save() async def stop(self, id): logging.info("{} Stop Id {} ".format(self.name, id)) try: item = self.find_by_id(id) await item.instance.stop() item.instance.running = False await self.push_udpate() except Exception as e: logging.error("{} Cant stop {} - {}".format(self.name, id, e)) async def start(self, id): logging.info("{} Start Id {} ".format(self.name, id)) try: item = self.find_by_id(id) if item.instance is not None and item.instance.running is True: logging.warning("{} already running {}".format(self.name, id)) return if item.type is None: logging.warning("{} No Type {}".format(self.name, id)) return clazz = self.types[item.type]["class"] item.instance = clazz(self.cbpi, item.id, item.props) await item.instance.start() item.instance.running = True item.instance.task = asyncio.get_event_loop().create_task(item.instance._run()) #item.instance.task = self._loop.create_task(item.instance._run()) logging.info("{} started {}".format(self.name, id)) # await self.push_udpate() except Exception as e: logging.error("{} Cant start {} - {}".format(self.name, id, e)) def get_types(self): # logging.info("{} Get Types".format(self.name)) result = {} for key, value in self.types.items(): result[key] = dict(name=value.get("name"), properties=value.get("properties"), actions=value.get("actions")) return result def get_state(self): # logging.info("{} Get State".format(self.name)) return {"data": list(map(lambda x: x.to_dict(), self.data)), "types":self.get_types()} async def add(self, item): logging.info("{} Add".format(self.name)) item.id = shortuuid.uuid() self.data.append(item) if self.autostart is True: await self.start(item.id) await self.save() return item async def update(self, item): logging.info("{} Get Update".format(self.name)) await self.stop(item.id) self.data = list(map(lambda old_item: item if old_item.id == item.id else old_item, self.data)) if self.autostart is True: await self.start(item.id) await self.save() return self.find_by_id(item.id) async def delete(self, id) -> None: logging.info("{} Delete".format(self.name)) await self.stop(id) self.data = list(filter(lambda x: x.id != id, self.data)) await self.save() async def call_action(self, id, action, parameter) -> None: logging.info("{} call all Action {} {}".format(self.name, id, action)) try: item = self.find_by_id(id) await item.instance.__getattribute__(action)(**parameter) except Exception as e: logging.error("{} Faild to call action on {} {} {}".format(self.name, id, action, e))