from smolagents import CodeAgent,DuckDuckGoSearchTool, HfApiModel,load_tool,tool
import datetime
import requests
import pytz
import yaml
from tools.final_answer import FinalAnswerTool

from Gradio_UI import GradioUI

# Below is an example of a tool that does nothing. Amaze us with your creativity !
@tool
def my_custom_tool(arg1:str, arg2:int)-> str: #it's import to specify the return type
    #Keep this format for the description / args / args description but feel free to modify the tool
    """A tool that does nothing yet 
    Args:
        arg1: the first argument
        arg2: the second argument
    """
    return "What magic will you build ?"

@tool
def get_current_time_in_timezone(timezone: str) -> str:
    """A tool that fetches the current local time in a specified timezone.
    Args:
        timezone: A string representing a valid timezone (e.g., 'America/New_York').
    """
    try:
        # Create timezone object
        tz = pytz.timezone(timezone)
        # Get current time in that timezone
        local_time = datetime.datetime.now(tz).strftime("%Y-%m-%d %H:%M:%S")
        return f"The current local time in {timezone} is: {local_time}"
    except Exception as e:
        return f"Error fetching time for timezone '{timezone}': {str(e)}"

@tool
def unit_converter(value: float, from_unit: str, to_unit: str) -> str:
    """通用单位转换工具（支持长度、重量、温度）
    Args:
        value: 要转换的数值
        from_unit: 原单位（支持：m, km, kg, g, °C, °F等）
        to_unit: 目标单位
    """
    try:
        # 长度转换
        if {from_unit, to_unit} <= {"m", "km"}:
            factor = 0.001 if from_unit == "m" else 1000
            return f"{value}{from_unit} = {value*factor}{to_unit}"
        
        # 重量转换
        if {from_unit, to_unit} <= {"kg", "g"}:
            factor = 1000 if from_unit == "kg" else 0.001
            return f"{value}{from_unit} = {value*factor}{to_unit}"
        
        # 温度转换
        if from_unit == "°C" and to_unit == "°F":
            return f"{value}°C = {value*9/5+32}°F"
        if from_unit == "°F" and to_unit == "°C":
            return f"{value}°F = {(value-32)*5/9}°C"
            
        return "暂不支持该单位转换"
    except Exception as e:
        return f"单位转换失败：{str(e)}"

final_answer = FinalAnswerTool()

# If the agent does not answer, the model is overloaded, please use another model or the following Hugging Face Endpoint that also contains qwen2.5 coder:
# model_id='https://pflgm2locj2t89co.us-east-1.aws.endpoints.huggingface.cloud' 

model = HfApiModel(
max_tokens=2096,
temperature=0.5,
model_id='Qwen/Qwen2.5-Coder-32B-Instruct',# it is possible that this model may be overloaded
custom_role_conversions=None,
)


# Import tool from Hub
image_generation_tool = load_tool("agents-course/text-to-image", trust_remote_code=True)

with open("prompts.yaml", 'r') as stream:
    prompt_templates = yaml.safe_load(stream)
    
agent = CodeAgent(
    model=model,
    tools=[final_answer], ## add your tools here (don't remove final answer)
    max_steps=6,
    verbosity_level=1,
    grammar=None,
    planning_interval=None,
    name=None,
    description=None,
    prompt_templates=prompt_templates
)


GradioUI(agent).launch()