Exemplo n.º 1
0
class Admin(Cog):
    """Administrative Commands"""
    def __init__(self, bot: Bot):
        self.bot = bot

        self.config = SubRedis(bot.db, "admin")
        self.config_bot = SubRedis(bot.db, "config")

        self.errorlog = bot.errorlog

        self.delete_after = 30
        self.say_dest = None

    @staticmethod
    def color(ctx: Context):
        """Color for embeds"""

        if ctx.guild:
            return ctx.guild.me.color
        else:
            return None

    """ ######################
         Managing Bot Modules
        ###################### """

    @sudo()
    @group(name="module", aliases=["cog", "mod"], invoke_without_command=True)
    async def module(self, ctx: Context):
        """Base command for managing bot modules

        Use without subcommand to list currently loaded modules"""

        modules = {
            module.__module__: cog
            for cog, module in self.bot.cogs.items()
        }
        space = len(max(modules.keys(), key=len))

        fmt = "\n".join([
            f"{module}{' ' * (space - len(module))} : {cog}"
            for module, cog in modules.items()
        ])

        em = Embed(title="Administration: Currently Loaded Modules",
                   description=f"```py\n{fmt}\n```",
                   color=0x00FF00)
        await ctx.send(embed=em)

    @sudo()
    @module.command(name="load", usage="(module name)")
    async def load(self, ctx: Context, module: str, verbose: bool = False):
        """load a module

        If `verbose=True` is included at the end, error tracebacks will
        be sent to the errorlog channel"""

        module = f"cogs.{module}"
        verbose_error = None

        try:
            self.bot.load_extension(module)

        except ExtensionNotFound as error:
            em = Embed(title="Administration: Load Module Failed",
                       description=f"**__ExtensionNotFound__**\n"
                       f"No module `{module}` found in cogs directory",
                       color=0xFF0000)
            await ctx.send(embed=em, delete_after=self.delete_after)
            verbose_error = error.original

        except ExtensionAlreadyLoaded as error:
            em = Embed(title="Administration: Load Module Failed",
                       description=f"**__ExtensionAlreadyLoaded__**\n"
                       f"Module `{module}` is already loaded",
                       color=0xFF0000)
            await ctx.send(embed=em, delete_after=self.delete_after)
            verbose_error = error

        except NoEntryPointError as error:
            em = Embed(title="Administration: Load Module Failed",
                       description=f"**__NoEntryPointError__**\n"
                       f"Module `{module}` does not define a `setup` function",
                       color=0xFF0000)
            await ctx.send(embed=em, delete_after=self.delete_after)
            verbose_error = error

        except ExtensionFailed as error:
            if isinstance(error.original, TypeError):
                em = Embed(
                    title="Administration: Load Module Failed",
                    description=f"**__ExtensionFailed__**\n"
                    f"The cog loaded by `{module}` must be a subclass of discord.ext.commands.Cog",
                    color=0xFF0000)
            else:
                em = Embed(
                    title="Administration: Load Module Failed",
                    description=f"**__ExtensionFailed__**\n"
                    f"An execution error occurred during module `{module}`'s setup function",
                    color=0xFF0000)
            await ctx.send(embed=em, delete_after=self.delete_after)
            verbose_error = error.original

        except Exception as error:
            em = Embed(title="Administration: Load Module Failed",
                       description=f"**__{type(error).__name__}__**\n"
                       f"```py\n"
                       f"{error}\n"
                       f"```",
                       color=0xFF0000)
            await ctx.send(embed=em, delete_after=self.delete_after)
            verbose_error = error

        else:
            em = Embed(title="Administration: Load Module",
                       description=f"Module `{module}` loaded successfully",
                       color=0x00FF00)
            await ctx.send(embed=em, delete_after=self.delete_after)

        finally:
            if verbose and verbose_error:
                await self.errorlog.send(verbose_error, ctx)

    @sudo()
    @module.command(name="unload", usage="(module name)")
    async def unload(self, ctx: Context, module: str, verbose: bool = False):
        """Unload a module

        If `verbose=True` is included at the end, error tracebacks will
        be sent to the errorlog channel"""

        module = f"cogs.{module}"
        verbose_error = None

        try:
            self.bot.unload_extension(module)

        except ExtensionNotLoaded as error:
            em = Embed(title="Administration: Unload Module Failed",
                       description=f"**__ExtensionNotLoaded__**\n"
                       f"Module `{module}` is not loaded",
                       color=0xFF0000)
            await ctx.send(embed=em, delete_after=self.delete_after)
            verbose_error = error

        except Exception as error:
            em = Embed(title="Administration: Unload Module Failed",
                       description=f"**__{type(error).__name__}__**\n"
                       f"```py\n"
                       f"{error}\n"
                       f"```",
                       color=0xFF0000)
            await ctx.send(embed=em, delete_after=self.delete_after)
            verbose_error = error

        else:
            em = Embed(title="Administration: Unload Module",
                       description=f"Module `{module}` unloaded successfully",
                       color=0x00FF00)
            await ctx.send(embed=em, delete_after=self.delete_after)

        finally:
            if verbose and verbose_error:
                await self.errorlog.send(verbose_error, ctx)

    @sudo()
    @module.command(name="reload", usage="(module name)")
    async def reload(self, ctx: Context, module: str, verbose: bool = False):
        """Reload a module

        If `verbose=True` is included at the end, error tracebacks will
        be sent to the errorlog channel"""

        module = f"cogs.{module}"
        verbose_error = None

        try:
            self.bot.reload_extension(module)

        except ExtensionNotLoaded as error:
            em = Embed(title="Administration: Reload Module Failed",
                       description=f"**__ExtensionNotLoaded__**\n"
                       f"Module `{module}` is not loaded",
                       color=0xFF0000)
            await ctx.send(embed=em, delete_after=self.delete_after)
            verbose_error = error

        except ExtensionNotFound as error:
            em = Embed(title="Administration: Reload Module Failed",
                       description=f"**__ExtensionNotFound__**\n"
                       f"No module `{module}` found in cogs directory",
                       color=0xFF0000)
            await ctx.send(embed=em, delete_after=self.delete_after)
            verbose_error = error.original

        except NoEntryPointError as error:
            em = Embed(title="Administration: Reload Module Failed",
                       description=f"**__NoEntryPointError__**\n"
                       f"Module `{module}` does not define a `setup` function",
                       color=0xFF0000)
            await ctx.send(embed=em, delete_after=self.delete_after)
            verbose_error = error

        except ExtensionFailed as error:
            if isinstance(error.original, TypeError):
                em = Embed(
                    title="Administration: Reload Module Failed",
                    description=f"**__ExtensionFailed__**\n"
                    f"The cog loaded by `{module}` must be a subclass of discord.ext.commands.Cog",
                    color=0xFF0000)
            else:
                em = Embed(
                    title="Administration: Reload Module Failed",
                    description=f"**__ExtensionFailed__**\n"
                    f"An execution error occurred during module `{module}`'s setup function",
                    color=0xFF0000)
            await ctx.send(embed=em, delete_after=self.delete_after)
            verbose_error = error.original

        except Exception as error:
            em = Embed(title="Administration: Reload Module Failed",
                       description=f"**__{type(error).__name__}__**\n"
                       f"```py\n"
                       f"{error}\n"
                       f"```",
                       color=0xFF0000)
            await ctx.send(embed=em, delete_after=self.delete_after)
            verbose_error = error

        else:
            em = Embed(title="Administration: Reload Module",
                       description=f"Module `{module}` reloaded successfully",
                       color=0x00FF00)
            await ctx.send(embed=em, delete_after=self.delete_after)

        finally:
            if verbose and verbose_error:
                await self.errorlog.send(verbose_error, ctx)

    @sudo()
    @module.group(name="init",
                  aliases=["initial"],
                  invoke_without_command=True)
    async def init(self, ctx: Context):
        """Get list of modules currently set as initial cogs"""

        modules = dict()
        failed = dict()

        for init_module in self.config_bot.lrange('initial_cogs', 0, -1):
            try:
                module = import_module(f"cogs.{init_module}")
                module_setup = getattr(module, "setup")
                modules[init_module] = module_setup.__doc__
            except Exception as error:
                failed[
                    init_module] = error  # TODO: Capture error details of failed cogs

        space = len(max(modules.keys(), key=lambda x: len(x)))
        fmt = "\n".join([
            f"{module}{' ' * (space - len(module))} : {cog}"
            for module, cog in modules.items()
        ])

        em = Embed(
            title="Administration: Initial Modules",
            description=f"Modules currently set to be loaded at startup\n"
            f"```py\n"
            f"{fmt}\n"
            f"```",
            color=0x00FF00)

        await ctx.send(embed=em, delete_after=self.delete_after)

    @sudo()
    @init.command(name="add", usage="(module name)")
    async def add(self, ctx: Context, module: str, verbose: bool = False):
        """Sets a module to be loaded on startup

        Must be a valid cog with setup function
        Will check with `importlib.import_module` before setting

        If `verbose=True` is included at the end, error tracebacks will
        be sent to the errorlog channel"""

        verbose_error = None
        lib = None
        module_setup = None

        init_modules = self.config_bot.lrange("initial_cogs", 0, -1)
        if module in init_modules:
            em = Embed(title="Administration: Initial Module Add Failed",
                       description=f"**__ExtensionAlreadyLoaded__**\n"
                       f"Module `{module}` is already initial module",
                       color=0xFF0000)
            await ctx.send(embed=em, delete_after=self.delete_after)
            return

        try:

            # Basic checks for valid cog
            # If we can import it and if it has the setup entry point
            lib = import_module(f"cogs.{module}")
            module_setup = getattr(lib, "setup")

        except ImportError as error:
            em = Embed(title="Administration: Initial Module Add Failed",
                       description=f"**__ExtensionNotfound__**\n"
                       f"No module `{module}` found in cogs directory",
                       color=0xFF0000)
            await ctx.send(embed=em, delete_after=self.delete_after)
            verbose_error = error

        except AttributeError as error:
            em = Embed(title="Administration: Initial Module Add Failed",
                       description=f"**__NoEntryPointError__**\n"
                       f"Module `{module}` does not define a `setup` function",
                       color=0xFF0000)
            await ctx.send(embed=em, delete_after=self.delete_after)
            verbose_error = error

        except Exception as error:
            em = Embed(title="Administration: Initial Module Add Failed",
                       description=f"**__{type(error).__name__}__**"
                       f"{error}",
                       color=0xFF0000)
            await ctx.send(embed=em, delete_after=self.delete_after)
            verbose_error = error

        else:
            self.config_bot.lpush("initial_cogs", module)
            em = Embed(
                title="Administration: Initial Module Add",
                description=f"Module `{module}` added to initial modules",
                color=0x00FF00)
            await ctx.send(embed=em, delete_after=self.delete_after)

        finally:
            if verbose and verbose_error:
                await self.errorlog.send(verbose_error, ctx)

            # We don't actually need them, so remove
            del lib
            del module_setup

    @sudo()
    @init.command(name="rem",
                  aliases=["del", "delete", "remove"],
                  usage="(module name)")
    async def rem(self, ctx: Context, module: str):
        """Removes a module from initial modules"""

        # Get current list of initial cogs
        init_modules = self.config_bot.lrange("initial_cogs", 0, -1)

        if module in init_modules:
            self.config_bot.lrem("initial_cogs", 0, module)
            em = Embed(
                title="Administration: Initial Module Remove",
                description=f"Module `{module}` removed from initial modules",
                color=0x00FF00)
            await ctx.send(embed=em, delete_after=self.delete_after)

        else:
            em = Embed(
                title="Administration: Initial Module Remove Failed",
                description=f"Module `{module}` is not an initial module",
                color=0xFF0000)
            await ctx.send(embed=em, delete_after=self.delete_after)

    """ ######################
         General Use Commands
        ###################### """

    @sudo()
    @group(name="say", invoke_without_command=True)
    async def say(self, ctx: Context, *, msg: str = ""):
        """Makes the bot send a message

        If self.say_dest is set, it will send the message there
        If it is not, it will send to ctx.channel"""

        dest: Messageable = self.say_dest if self.say_dest else ctx.channel
        await dest.send(msg)

    @sudo()
    @say.command(name="in")
    async def say_in(self, ctx: Context, dest: str = None):
        """Sets the destination for messages from `[p]say`"""

        if dest:
            try:
                self.say_dest: TextChannel = await GlobalTextChannelConverter(
                ).convert(ctx, dest)
            except BadArgument as error:
                em = Embed(
                    title="Invalid Channel Identifier",
                    description=f"**__{type(error).__name__}__**: {str(error)}",
                    color=0xFF0000)
                await ctx.send(embed=em, delete_after=self.delete_after)
            else:
                em = Embed(title="Administration: Set `say` Destination",
                           description=f"__Say destination set__\n"
                           f"Guild: {self.say_dest.guild.name}\n"
                           f"Channel: {self.say_dest.mention}\n"
                           f"ID: {self.say_dest.id}",
                           color=0x00FF00)
                await ctx.send(embed=em, delete_after=self.delete_after)
        else:
            self.say_dest = None
            em = Embed(title="Administration: Set `say` Destination",
                       description=f"Say destination has been unset",
                       color=0x00FF00)
            await ctx.send(embed=em, delete_after=self.delete_after)

    @sudo()
    @command(name='invite')
    async def invite(self, ctx: Context):
        """Sends an OAuth bot invite URL"""

        em = Embed(title=f'OAuth URL for {self.bot.user.name}',
                   description=f'[Click Here]'
                   f'({oauth_url(self.bot.app_info.id)}) '
                   f'to invite {self.bot.user.name} to your guild.',
                   color=self.color(ctx))
        await ctx.send(embed=em)

    """ ###############################################
         Change Custom Status Message and Online State
        ############################################### """

    @sudo()
    @group(name='status', invoke_without_command=True)
    async def status(self, ctx: Context):
        """Changes the status and state"""
        pass

    @sudo()
    @status.command(name="online")
    async def online(self, ctx: Context):
        """Changes online status to Online"""
        await self.bot.change_presence(status=Status.online)

        em = Embed(title="Administration: Change Online Status",
                   description="Status changed to `online`",
                   color=0x00FF00)
        await ctx.send(embed=em, delete_after=self.delete_after)

    @sudo()
    @status.command(name="dnd", aliases=["do_not_disturb"])
    async def dnd(self, ctx: Context):
        """Changes online status to Do Not Disturb"""
        await self.bot.change_presence(status=Status.dnd)

        em = Embed(title="Administration: Change Online Status",
                   description="Status changed to `dnd`",
                   color=0x00FF00)
        await ctx.send(embed=em, delete_after=self.delete_after)

    @sudo()
    @status.command(name="idle")
    async def idle(self, ctx: Context):
        """Changes online status to Idle"""
        await self.bot.change_presence(status=Status.idle)

        em = Embed(title="Administration: Change Online Status",
                   description="Status changed to `idle`",
                   color=0x00FF00)
        await ctx.send(embed=em, delete_after=self.delete_after)

    @sudo()
    @status.command(name="invisible", aliases=["offline"])
    async def invisible(self, ctx: Context):
        """Changes online status to Invisible"""
        await self.bot.change_presence(status=Status.invisible)

        em = Embed(title="Administration: Change Online Status",
                   description="Status changed to `invisible`",
                   color=0x00FF00)
        await ctx.send(embed=em, delete_after=self.delete_after)

    @sudo()
    @status.command(name="remove", aliases=["rem", "del", "delete", "stop"])
    async def remove(self, ctx: Context):
        """Removes status message"""
        activity = Activity(name=None)
        await self.bot.change_presence(activity=activity)

        em = Embed(title="Administration: Status Message Removed",
                   color=0x00FF00)
        await ctx.send(embed=em, delete_after=self.delete_after)

    @sudo()
    @status.command(name="playing", aliases=["game"])
    async def playing(self, ctx: Context, *, status: str):
        """Changes status to `Playing (status)`

        Will also change status header to `Playing A Game`"""
        activity = Activity(name=status, type=ActivityType.playing)
        await self.bot.change_presence(activity=activity)

        em = Embed(title="Administration: Status Message Set",
                   description=f"**Playing A Game\n**"
                   f"Playing {status}",
                   color=0x00FF00)
        await ctx.send(embed=em, delete_after=self.delete_after)

    @sudo()
    @status.command(name="streaming")
    async def streaming(self, ctx: Context, *, status: str):
        """Changes status to `Playing (status)`

        Will also change status header to `Live on Twitch`"""
        activity = Activity(name=status, type=ActivityType.streaming)
        await self.bot.change_presence(activity=activity)

        em = Embed(title="Administration: Status Message Set",
                   description=f"**Live On Twitch\n**"
                   f"Playing {status}",
                   color=0x00FF00)
        await ctx.send(embed=em, delete_after=self.delete_after)

    @sudo()
    @status.command(name="listening")
    async def listening(self, ctx: Context, *, status: str):
        """Changes status to `Listening to (status)`"""
        activity = Activity(name=status, type=ActivityType.listening)
        await self.bot.change_presence(activity=activity)

        em = Embed(title="Administration: Status Message Set",
                   description=f"Listening to {status}",
                   color=0x00FF00)
        await ctx.send(embed=em, delete_after=self.delete_after)

    @sudo()
    @status.command(name="watching")
    async def watching(self, ctx: Context, *, status: str):
        """Changes status to `Watching (status)`"""
        activity = Activity(name=status, type=ActivityType.watching)
        await self.bot.change_presence(activity=activity)

        em = Embed(title="Administration: Status Message Set",
                   description=f"Watching {status}",
                   color=0x00FF00)
        await ctx.send(embed=em, delete_after=self.delete_after)

    """ #########################
         Guild-Specific Prefixes
        ######################### """

    @group(name="prefix", invoke_without_command=True)
    async def prefix(self, ctx: Context):
        """Manage bot prefixes

        `Displays current prefix settings"""

        if ctx.guild:
            guild_prefix = self.config_bot.hget("prefix:guild", ctx.guild.id)

            if guild_prefix:
                guild_prefix = f"`{guild_prefix}`"
            else:
                guild_prefix = f"Not set for `{ctx.guild.name}`"

        else:
            guild_prefix = None

        em = Embed(title="Administration: Prefix Settings",
                   color=self.color(ctx))

        em.add_field(
            name="Default Prefix:",
            value=
            f"`{self.config_bot.hget('prefix:config', 'default_prefix')}`",
            inline=False)

        em.add_field(
            name="When Mentioned:",
            value=
            f"`{self.config_bot.hget('prefix:config', 'when_mentioned')}`",
            inline=False)

        if guild_prefix:
            em.add_field(name="Guild Prefix:",
                         value=guild_prefix,
                         inline=False)

        await ctx.send(embed=em, delete_after=self.delete_after)

    @sudo()
    @prefix.command(name="default")
    async def default(self, ctx: Context, prefix: str = None):
        """Show or change default prefix"""

        if prefix:
            self.config_bot.hset("prefix:config", "default_prefix", prefix)
            em = Embed(title="Administration: Default Prefix",
                       description=f"Default prefix changed to `{prefix}`",
                       color=self.color(ctx))

        else:
            default_prefix = self.config_bot.hget("prefix:config",
                                                  "default_prefix")
            em = Embed(title="Administration: Default Prefix",
                       description=
                       f"Default prefix currently set to `{default_prefix}`",
                       color=self.color(ctx))

        await ctx.send(embed=em, delete_after=self.delete_after)

    @sudo()
    @prefix.command(name="mention")
    async def mention(self, ctx: Context, enabled: bool = None):
        """Show or change `when_mentioned` prefix option

        `[p]prefix mention` to toggle current setting
        `[p]prefix mention [True|False]` to set setting"""

        if enabled is None:
            enabled = not self.config_bot.hget("prefix:config",
                                               "when_mentioned")

        self.config_bot.hset("prefix:config", "when_mentioned", str(enabled))

        em = Embed(
            title="Administration: Mention As Prefix",
            description=
            f"`when_mentioned` is now {'en' if enabled else 'dis'}abled",
            color=self.color(ctx))

        await ctx.send(embed=em, delete_after=self.delete_after)

    @has_guild_permissions(manage_guild=True)
    @prefix.command(name="guild")
    async def guild(self, ctx: Context, *, prefix: str = None):
        """Change guild-specific prefix"""

        current_guild_prefix = self.config_bot.hget("prefix:guild",
                                                    f"{ctx.guild.id}")

        if prefix:
            if current_guild_prefix == prefix:
                em = Embed(
                    title="Administration: Guild-Specific Prefix",
                    description=f"No changes to make.\n"
                    f"Prefix for guild `{ctx.guild.name}` is currently set to `{prefix}`",
                    color=self.color(ctx))

            else:
                self.config_bot.hset("prefix:guild", f"{ctx.guild.id}", prefix)
                em = Embed(
                    title="Administration: Guild-Specific Prefix",
                    description=
                    f"Prefix for guild `{ctx.guild.name}` set to `{prefix}`",
                    color=self.color(ctx))

        else:
            self.config_bot.hdel("prefix:guild", f"{ctx.guild.id}")
            em = Embed(
                title="Administration: Guild-Specific Prefix",
                description=f"Prefix for guild `{ctx.guild.name}` unset",
                color=self.color(ctx))

        await ctx.send(embed=em, delete_after=self.delete_after)

    """ #########################
         Updating and Restarting
        ######################### """

    @staticmethod
    def gitpull() -> str:
        """Uses os.popen to `git pull`"""
        resp = popen("git pull").read()
        resp = f"```diff\n{resp}\n```"
        return resp

    @sudo()
    @command(name="pull")
    async def pull(self, ctx: Context):
        """Updates bot repo from master"""

        em = Embed(title="Administration: Git Pull",
                   description=self.gitpull(),
                   color=0x00FF00)
        await ctx.send(embed=em, delete_after=self.delete_after)

    @sudo()
    @group(name='restart', aliases=["kill", "f"], invoke_without_command=True)
    async def _restart(self, ctx: Context):
        """Restarts the bot"""

        em = Embed(title="Administration: Restart",
                   description=f"{ctx.author.mention} initiated bot restart.",
                   color=0x00FF00)

        await ctx.send(embed=em, delete_after=self.delete_after)
        await self.bot.logout()

    @sudo()
    @_restart.command(name="pull")
    async def restart_pull(self, ctx: Context):
        """Updates repo from origin master and restarts"""

        em = Embed(
            title="Administration: Git Pull and Restart",
            description=
            f"{ctx.author.mention} initiated bot code update and restart.\n{self.gitpull()}",
            color=0x00FF00)

        await ctx.send(embed=em)
        await self.bot.logout()

    """ ######
         Logs
        ###### """

    @staticmethod
    def get_tail(file: str, lines: int):
        """Get the tail of the specified log file"""

        # # Too many lines will not display in embed.
        # if 0 > lines or lines > 20:
        #     lines = 5

        # Get log file name from repo name from name of cwd
        repo = split(getcwd())[1]

        # Use linux `tail` to read logs
        ret = popen(f"tail -{lines} ~/.pm2/logs/{repo}-{file}.log").read()

        # Format into string with characters for diff markdown highlighting
        head = "+ " if file == "out" else "- "
        ret = "\n".join([f"{head}{line}" for line in ret.split("\n")][:-1])

        return ret

    @sudo()
    @group(name="tail", aliases=["logs"], invoke_without_command=True)
    async def tail(self, ctx: Context, lines: int = 5):
        """Get logs for stdout and stderr"""

        err = self.get_tail("error", lines)
        out = self.get_tail("out", lines)

        em = Embed(title="Administration: Tail", color=0x00FF00)
        em.add_field(name="Error", value=f"```diff\n{err}\n```", inline=False)
        em.add_field(name="Out", value=f"```diff\n{out}\n```", inline=False)

        for embed in em.split():
            await ctx.send(embed=embed)
            await sleep(0.1)

    @sudo()
    @tail.command(name="out")
    async def out(self, ctx: Context, lines: int = 5):
        """Get stdout logs"""

        out = self.get_tail("out", lines)

        em = Embed(title="Administration: Tail", color=0x00FF00)
        em.add_field(name="Out", value=f"```diff\n{out}\n```", inline=False)

        for embed in em.split():
            await ctx.send(embed=embed)
            await sleep(0.1)

    @sudo()
    @tail.command(name="err", aliases=["error"])
    async def err(self, ctx: Context, lines: int = 5):
        """Get stdout logs"""

        err = self.get_tail("error", lines)

        em = Embed(title="Administration: Tail", color=0x00FF00)
        em.add_field(name="Error", value=f"```diff\n{err}\n```", inline=False)

        for embed in em.split():
            await ctx.send(embed=embed)
            await sleep(0.1)
Exemplo n.º 2
0
  }
}
"""

try:
    with open("redis.json", "r+") as redis_conf:
        conf = load(redis_conf)["db"]
        root = StrictRedis(**conf)
        db = SubRedis(root, APP_NAME)
except FileNotFoundError:
    raise FileNotFoundError("redis.json not found in running directory")

config = SubRedis(db, "config")

if not config.hget("prefix:config", "default_prefix"):
    config.hset("prefix:config", "default_prefix", "!")

if not config.hget("prefix:config", "when_mentioned"):
    config.hset("prefix:config", "when_mentioned", "False")


def command_prefix(client: Bot, msg: Message) -> List[str]:
    """Callable to determine guild-specific prefix or default"""

    # Get default prefix and whether mentions count
    prefix_config = config.hgetall("prefix:config")

    prefix = [prefix_config["default_prefix"]]
    if prefix_config["when_mentioned"]:
        prefix.extend(when_mentioned(client, msg))