from agents import Runner, trace, gen_trace_id
from model import model
from question_agent import question_agent, QuestionItem, QuestionPlan
from search_agent import search_agent
from planner_agent import planner_agent, WebSearchItem, WebSearchPlan
from writer_agent import writer_agent, ReportData
from refiner_agent import refiner_agent, ValidPlan
import asyncio

class ResearchManager:

    async def run(self, query: str):
        """ Run the deep research process, yielding the status updates and the final report"""
        trace_id = gen_trace_id()
        with trace('Research trace', trace_id=trace_id):
            yield "Starting research"

            question_plan: QuestionPlan = await self.ask_questions(query)

            user_answers = {}
            for q_item in question_plan.questions:
                answer = input(f"{q_item.number}. {q_item.question}: ")
                user_answers[q_item.number] = answer
                q_item.answer = answer
            yield f"Collected answers for {len(user_answers)} questions."

            search_plan: WebSearchPlan = await self.plan_next(query, question_plan)
            yield "Initial web search plan generated."

            valid_plan: ValidPlan = await self.refine_plan(query, search_plan)
            plan_num = 0
            while not valid_plan.is_valid:
                yield f"Plan not valid: {valid_plan.feedback}. Refining..."
                search_plan: WebSearchPlan = await self.plan_next(query, question_plan)
                valid_plan: ValidPlan = await self.refine_plan(query, search_plan)
                
                if plan_num >= 4:
                    break
                plan_num += 1
            yield "Plan validated and refined."

            search_results = await self.web_search(search_plan)
            yield "Web searches completed."

            report: ReportData = await self.write_report(query, search_results)
            yield report.markdown_report

    async def ask_questions(self, query: str)->QuestionPlan:
        """Given a user query, generate a set of 3 insightful questions to ask the user in order to facilitate detailed and in-depth planning."""
        result = await Runner.run(question_agent, query)
        return result.final_output_as(QuestionPlan)

    async def plan_next(self, query:str, que_depth: QuestionPlan)->WebSearchPlan:
        """Based on the user query and the questions they answered, you come up with a set of web searches to perform to best answer the query"""
        answers_str = "; ".join([q.answer for q in que_depth.questions])
        input_query = f'User query {query}. User answered questions {answers_str}'
        result = await Runner.run(planner_agent, input_query)
        return result.final_output_as(WebSearchPlan)

    async def refine_plan(self, query:str, ex_plan: WebSearchPlan)->ValidPlan:
        """Evaluate the research plan based on the user's query. """
        all_plans = "; ".join([p.reason for p in ex_plan.searches])
        input_plan = f'Validate the plan and provide whether its valid or not along with feedback and a bool of whether its valid or not. The plan {all_plans}'
        result = await Runner.run(refiner_agent, input_plan)
        return result.final_output_as(ValidPlan)
    
    async def web_search(self, search_plan: WebSearchPlan)->list[str]:
        """ Perform the searches to perform for the query """
        num_completed = 0
        tasks = [asyncio.create_task(self.search(item)) for item in search_plan.searches]
        results = []
        for task in asyncio.as_completed(tasks):
            result = await task
            if result is not None:
                results.append(result)
            num_completed += 1
            print(f"Searching... {num_completed}/{len(tasks)} completed")
        print("Finished searching")
        return results
    
    async def search(self, item: WebSearchItem)->str | None:
        """ Perform a search for the query """
        input = f"Search term: {item.query}\nReason for searching: {item.reason}"
        try:
            result = await Runner.run(search_agent, input)
            return str(result.final_output)
        except Exception:
            return None
    
    async def write_report(self, query: str, search_results: list[str]) -> ReportData:
        """ Write the report for the query """
        print("Thinking about report...")
        input = f"Original query: {query}\nSummarized search results: {search_results}"
        result = await Runner.run(writer_agent, input)
        print("Finished writing report")
        return result.final_output_as(ReportData)