110 lines
3.5 KiB
Python
110 lines
3.5 KiB
Python
import importlib
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import os
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import sys
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from enum import Enum, auto
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from typing import List, Tuple, Iterable, Type, Optional, TypeVar
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import click
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from ..instance import Instance, Project
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class KiwiCLI(click.MultiCommand):
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"""Command Line Interface spread over multiple files in this directory"""
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def list_commands(self, ctx: click.Context) -> List[str]:
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"""list all the commands defined by cmd_*.py files in this directory"""
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return [
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filename[4:-3]
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for filename in os.listdir(os.path.abspath(os.path.dirname(__file__)))
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if filename.startswith("cmd_") and filename.endswith(".py")
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]
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def get_command(self, ctx: click.Context, cmd_name: str) -> Optional[click.Command]:
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"""import and return a specific command"""
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try:
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cmd_module = importlib.import_module(f"kiwi_scp.commands.cmd_{cmd_name}")
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except ImportError:
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return
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for cmd_name in dir(cmd_module):
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member = getattr(cmd_module, cmd_name)
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if isinstance(member, click.Command):
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return member
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T = TypeVar("T")
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class KiwiCommand:
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@staticmethod
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def print_multi_color(*content: Tuple[str, str]) -> None:
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for message, color in content:
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click.secho(message, fg=color, nl=False)
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click.echo()
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@staticmethod
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def print_header(header: str) -> None:
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click.secho(header, fg="green", bold=True)
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@staticmethod
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def print_error(error: str) -> None:
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click.secho(error, file=sys.stderr, fg="red", bold=True)
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@staticmethod
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def print_list(content: Iterable[str]) -> None:
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for item in content:
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KiwiCommand.print_multi_color(
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(" - ", "green"),
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(item, "blue"),
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)
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@staticmethod
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def user_query(description: str, default: T, cast_to: Type[T] = str) -> T:
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# prompt user as per argument
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while True:
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try:
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prompt = \
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click.style(f"Enter {description} [", fg="green") + \
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click.style(default, fg="blue") + \
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click.style("] ", fg="green")
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str_value = input(prompt).strip()
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if str_value:
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return cast_to(str_value)
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else:
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return default
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except EOFError:
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click.echo("Input aborted.")
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return default
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except Exception as e:
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click.echo(f"Invalid input: {e}")
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@classmethod
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def run_for_instance(cls, instance: Instance, **kwargs) -> None:
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for project_config in instance.config.projects:
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project = instance.get_project(project_config.name)
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cls.run_for_existing_project(instance, project, **kwargs)
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@classmethod
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def run_for_new_project(cls, instance: Instance, project_name: str, **kwargs) -> None:
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cls.print_error(f"Project '{project_name}' not in kiwi-scp instance at '{instance.directory}'!")
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@classmethod
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def run_for_existing_project(cls, instance: Instance, project: Project, **kwargs) -> None:
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service_names = [service.name for service in project.services.content]
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cls.run_for_services(instance, project, service_names, **kwargs)
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@classmethod
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def run_for_services(cls, instance: Instance, project: Project, service_names: List[str], **kwargs) -> None:
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raise Exception
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class KiwiCommandType(Enum):
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INSTANCE = auto()
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PROJECT = auto()
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SERVICE = auto()
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