from typing import Any, Optional
from smolagents.tools import Tool
import duckduckgo_search
from googleapiclient.discovery import build

import os

YOUTUBE_API_KEY=os.environ.get('YOUTUBE_API_KEY')

def youtube_search(query):
    max_results=10
    print(f"query -> {query}")

    return_result = []
    youtube = build('youtube', 'v3', developerKey=YOUTUBE_API_KEY)

    request = youtube.search().list(
        q=query,
        part='snippet',
        maxResults=max_results,
        type='video'
    )
    response = request.execute()

    for item in response.get('items', []):
        print(f"Title: {item['snippet']['title']}")
        print(f"Video ID: {item['id']['videoId']}")
        print()
        return_result.append({'aquery': query, 'titlevideo': item['snippet']['title'], 'videoId': item['id']['videoId']})

    return return_result

class YoutubeSearchTool(Tool):
    name = "youtube_search"
    #description = "Performs a search with youtube API to select a potentially related song of band based on your query and return top X results."
    description = "Performs a search on youtube to select a potentially related song of band based on your query and return top X results. Never use named parameter use on positional parameters"
    inputs = {'aquery': {'type': 'string', 'description': 'The search query to perform.'}}
    output_type = "object" # TODO or Dict or List ????!???

    def __init__(self, max_results=10, **kwargs):
        super().__init__()
        self.max_results = max_results

    def forward(self, aquery: str) -> str:
        results = youtube_search(aquery)
        if len(results) == 0:
            raise Exception("No results found! Try a less restrictive/shorter query.")

        return results