discord_bot.py

# This code is based on the following example:
# https://discordpy.readthedocs.io/en/stable/quickstart.html#a-minimal-bot

import os
import discord
from discord import app_commands
from discord.ext import commands
from threading import Thread
import json
from horde import HordeAPI
import inspect



# 创建一个字典，将规则类型映射到相应的条件检查函数
check_functions = {
    "equals": lambda content, message: message.content == content,
    "contains": lambda content, message: content in message.content,
    "startswith": lambda content, message: message.content.startswith(content),
    "endswith": lambda content, message: message.content.endswith(content)
}


# 定义bot和tree
intents = discord.Intents.default()
intents.message_content = True
bot = commands.Bot(command_prefix='>', intents=intents)
tree = bot.tree


# 读取json
with open("discord.json", "r") as f:
    json_data = json.load(f)


# 自动生成调用函数
COMMAND_NAME_PREFIX="discord_bot_call_"
FILE_CONTENT="\n\n".join([
f"async def {COMMAND_NAME_PREFIX}{command['name']}"
+"(interaction: discord.Interaction"
+''.join([f", {param['name']}: {param['type']}" for param in command["parameters"]])
+f"):\n\
    await interaction.response.defer()\n\
    result = await {command['function']}("
+', '.join([f"{param['name']}={param['name']}" for param in command["parameters"]])
+f")\n\
    if result is not None:\n\
        await interaction.followup.send(result)\n\
tree.add_command(app_commands.Command(\
name=\"{command['name']}\", \
description=\"{command['description']}\", \
callback={COMMAND_NAME_PREFIX}{command['name']}\
))"
for command in json_data["command"]])
exec(FILE_CONTENT)


async def greet(name: str):
    return f"Hello, {name}!"

async def get_kudos():
    async with HordeAPI.getUserDetails() as details:
        if "kudos" not in details:
            return f'Error: {details["code"]} {details["reason"]}'
        return f'The amount of Kudos this user has is {details["kudos"]}'

async def generate_status(id: str):
    async with HordeAPI.generateCheck(id) as details:
        if "kudos" not in details:
            return f'Check Error: {details["code"]} {details["reason"]}'
        if bool(details["is_possible"]) is False:
            return "This generation is impossible."
        if bool(details["faulted"]) is True:
            return "This generation is faulted."
        if bool(details["done"]) is True:
            async with HordeAPI.generateStatus(id) as generation_detail:
                if "generations" not in generation_detail:
                    return f'Status Error: {generation_detail["code"]} {generation_detail["reason"]}'
                for i in range(len(generation_detail["generations"])):
                    return generation_detail["generations"][i]["img"]
        if int(details["processing"]) > 0:
            total = int(details["finished"])
            + int(details["processing"])
            + int(details["queue_position"])
            + int(details["restarted"])
            + int(details["waiting"])
            return f'Processing image: {details["processing"]}/{total}'
        return f'Position in queue: {details["queue_position"]}, wait time: {details["wait_time"]}s'


@bot.command()
async def ping(ctx):
    await ctx.send('pong')


@bot.event
async def on_ready():
    await tree.sync()
    await bot.tree.sync()
    print('We have logged in as {0.user}'.format(bot))


@bot.event
async def on_message(message):
    if message.author == bot.user:
        return

    for rule in json_data["message"]:
        rule_type = rule["type"]
        content = rule["content"]
        
        # 根据规则类型动态调用对应的判断函数
        if check_functions.get(rule_type, lambda c, m: False)(content, message):
            # 如果规则指定了函数，则调用对应的函数
            if "function" in rule:
                function_name = rule["function"]
                function = globals()[function_name]
                result = await function(message)
                await message.channel.send(result)
            # 否则发送预定义的响应消息
            elif "response" in rule:
                await message.channel.send(rule["response"])

    # 确保命令系统正常工作
    await bot.process_commands(message)


async def sendMessageToChannelHelper(data):
    channel = await bot.fetch_channel(os.environ.get("CHANNEL_ID"))
    # 创建一个 embed 对象
    mTitle = "Empty Title"
    if "id" in data:
        mTitle = data["id"]
    if "log_tag" in data:
        mTitle = data["log_tag"]
    mDescription = "Empty Description"
    if "model" in data:
        mDescription = data["model"]
    if "log_message" in data:
        mDescription = data["log_message"]
    mColor = 0x00ff00
    if ("log_tag" in data or "log_message" in data) and (data["log_level"] == "assert" or data["log_level"] == "error"):
        mColor = 0xff0000
    embed = discord.Embed(title=mTitle, description=mDescription, color=mColor)
    # 将 fields 数据加入 embed
    for field in data:
        if field == "img":
            embed.set_image(url=data[field])
        else:
            embed.add_field(name=field, value=data[field], inline=True)
    # 发送 embed 消息
    await channel.send(embed=embed)


def sendMessageToChannel(data):
    bot.loop.create_task(sendMessageToChannelHelper(data))


def run():
    try:
      token = os.environ.get("TOKEN") or ""
      if token == "":
        raise Exception("Please add your token to the Secrets pane.")
      bot.run(token)
    except discord.HTTPException as e:
        if e.status == 429:
            print(
                "The Discord servers denied the connection for making too many requests"
            )
            print(
                "Get help from https://stackoverflow.com/questions/66724687/in-discord-py-how-to-solve-the-error-for-toomanyrequests"
            )
        else:
            raise e


def discord_bot():
    print("Running discord_bot")
    run()