Praxis_Bot/commands/loader.py
2021-04-27 18:47:51 -04:00

86 lines
2.9 KiB
Python

import importlib
import importlib.util
import inspect
import os
import praxis_logging
praxis_logger_obj = praxis_logging.praxis_logger()
praxis_logger_obj.init(os.path.basename(__file__))
praxis_logger_obj.log("\n -Starting Logs: " + os.path.basename(__file__))
import sys
from typing import Dict
from commands.command_base import AbstractCommand
#New
def load_commands(commandType: AbstractCommand.CommandType) -> Dict[str, AbstractCommand]:
praxis_logger_obj.log(" -Loading ", commandType ," Commands...\n")
commands = compile_and_load(commandType)
return commands
#New
def compile_and_load_file(path: str, commandType: AbstractCommand.CommandType):
module_name = os.path.split(path)[1].replace(".py", "")
spec = importlib.util.spec_from_file_location(module_name, path)
module = importlib.util.module_from_spec(spec)
sys.modules[module_name] = module
spec.loader.load_module(module_name)
for name, obj in inspect.getmembers(module):
if inspect.isclass(obj) and name.startswith("Command"):
command_inst = obj()
if commandType == command_inst.get_commandType():
praxis_logger_obj.log(" ---Successfully loaded %s: %s" % (commandType, command_inst.get_command()))
return command_inst.get_command(), command_inst
elif commandType != command_inst.get_commandType():
praxis_logger_obj.log(" -%s CommandType did not match: %s for: %s" % (command_inst.get_commandType(), commandType, command_inst.get_command()))
return "", None
#New
def compile_and_load(commandType: AbstractCommand.CommandType) -> Dict[str, AbstractCommand]:
dic = {}
implementations = get_implementations_dir()
for dirName, subdirList, fileList in os.walk(implementations):
for file in fileList:
name = os.path.join(dirName, file)
praxis_logger_obj.log("compiling: %s" % name)
name, command = compile_and_load_file(name, commandType)
if command is not None and command.command_type is commandType:
dic[name] = command
break
return dic
def get_base_dir() -> str:
cwd = os.getcwd()
split = os.path.split(cwd)
current = split[len(split) - 1]
if current == 'commands':
return check_dir(cwd)
elif current == 'Praxis_Bot' or current == 'Praxis':
return check_dir(os.path.join(cwd, "commands"))
else:
praxis_logger_obj.log("could not find working directory for Praxis_Bot/commands")
raise Exception
def get_implementations_dir() -> str:
return check_dir(os.path.join(get_base_dir(), "implemented"))
def get_compiled_dir() -> str:
return check_dir(os.path.join(get_base_dir(), "compiled"))
def check_dir(path: str) -> str:
if not os.path.exists(path):
os.mkdir(path, 0x777)
return path
if __name__ == "__main__":
cmds = load_commands()