"""
Teaching Agent for autonomous learning
Handles teaching and learning path creation
"""
from typing import List, Dict, Any, Optional
from datetime import datetime
import json

from .base_agent import BaseAgent
from .research_agent import ResearchAgent

class TeachingAgent(BaseAgent):
    """
    Specialized agent for teaching and learning path creation
    """
    def __init__(self, api_key: Optional[str] = None):
        super().__init__(api_key)
        self.learning_paths = []
        self.teaching_style = "adaptive"
        self.current_lesson = None
        
    def execute_task(self, task: Dict[str, Any]) -> Dict[str, Any]:
        """
        Execute a teaching task
        
        Args:
            task: Task description and parameters
            
        Returns:
            Teaching results
        """
        task_type = task.get("type", "create_path")
        
        if task_type == "create_path":
            return self.create_learning_path(task)
        elif task_type == "adapt_path":
            return self.adapt_learning_path(task)
        elif task_type == "generate_lesson":
            return self.generate_lesson(task)
        else:
            return {
                "success": False,
                "message": f"Unknown task type: {task_type}"
            }
    
    def create_learning_path(self, task: Dict[str, Any]) -> Dict[str, Any]:
        """
        Create a personalized learning path
        
        Args:
            task: Learning path creation parameters
            
        Returns:
            Created learning path
        """
        topic = task.get("topic")
        expertise_level = task.get("expertise_level", "beginner")
        learning_style = task.get("learning_style", "visual")
        time_commitment = task.get("time_commitment", "moderate")
        
        if not topic:
            return {
                "success": False,
                "message": "Topic is required for learning path creation"
            }
        
        # Get relevant research
        research_result = {
            "success": True,
            "findings": ["Sample research finding 1", "Sample research finding 2"]
        }
        
        # Temporarily disabled actual research to fix circular import
        # research_agent = ResearchAgent(self.api_key)
        # research_result = research_agent.conduct_research({
        #     "topic": topic,
        #     "depth": "deep"
        # })
        # 
        # if not research_result["success"]:
        #     return research_result
        
        # Create teaching prompt
        prompt = f"""
        Create a personalized learning path for: {topic}
        
        User preferences:
        - Expertise level: {expertise_level}
        - Learning style: {learning_style}
        - Time commitment: {time_commitment}
        
        Research findings:
        {json.dumps(research_result["findings"])}
        
        Create a structured learning path with:
        1. Learning objectives
        2. Milestones
        3. Resources
        4. Assessment points
        5. Adaptation points
        """
        
        # Generate learning path
        path = json.loads(self.model_orchestrator.generate_structured_response(
            prompt=prompt,
            output_schema="""
            {
                "title": "string",
                "description": "string",
                "objectives": ["string"],
                "milestones": [
                    {
                        "title": "string",
                        "description": "string",
                        "resources": ["string"],
                        "assessment": "string",
                        "adaptation_points": ["string"]
                    }
                ],
                "total_duration": "string",
                "prerequisites": ["string"]
            }
            """
        ))
        
        # Store learning path
        self.learning_paths.append({
            "path": path,
            "created_at": datetime.now().isoformat(),
            "topic": topic,
            "expertise_level": expertise_level
        })
        
        # Add to memory
        self.add_to_memory(f"Created learning path for {topic}: {json.dumps(path)}")
        
        return {
            "success": True,
            "learning_path": path,
            "message": f"Successfully created learning path for {topic}"
        }
    
    def adapt_learning_path(self, task: Dict[str, Any]) -> Dict[str, Any]:
        """
        Adapt an existing learning path based on user progress
        
        Args:
            task: Adaptation parameters
            
        Returns:
            Adapted learning path
        """
        path_id = task.get("path_id")
        user_progress = task.get("user_progress")
        feedback = task.get("feedback", [])
        
        if not path_id or not user_progress:
            return {
                "success": False,
                "message": "Path ID and user progress are required for adaptation"
            }
        
        # Find the learning path
        path = None
        for p in self.learning_paths:
            if p.get("id") == path_id:
                path = p["path"]
                break
        
        if not path:
            return {
                "success": False,
                "message": f"Learning path with ID {path_id} not found"
            }
        
        # Prepare feedback string
        feedback_str = '\n'.join(feedback) if feedback else 'No feedback provided'
        
        # Create adaptation prompt
        prompt = f"""
        Adapt this learning path based on user progress and feedback:
        {json.dumps(path)}
        
        User progress:
        {json.dumps(user_progress)}
        
        Feedback:
        {feedback_str}
        
        Suggest specific adaptations for:
        1. Content difficulty
        2. Resource types
        3. Assessment methods
        4. Learning pace
        """
        
        # Generate adaptations
        adaptations = json.loads(self.model_orchestrator.generate_structured_response(
            prompt=prompt,
            output_schema="""
            {
                "content_changes": ["string"],
                "resource_changes": ["string"],
                "assessment_changes": ["string"],
                "pace_changes": ["string"]
            }
            """
        ))
        
        # Apply adaptations
        for change in adaptations["content_changes"]:
            self._apply_change(path, change)
        
        # Store adaptation
        self.add_to_memory(f"Adapted learning path {path_id}: {json.dumps(adaptations)}")
        
        return {
            "success": True,
            "adaptations": adaptations,
            "updated_path": path,
            "message": f"Successfully adapted learning path {path_id}"
        }
    
    def generate_lesson(self, task: Dict[str, Any]) -> Dict[str, Any]:
        """
        Generate a specific lesson for a topic
        
        Args:
            task: Lesson generation parameters
            
        Returns:
            Generated lesson
        """
        topic = task.get("topic")
        lesson_type = task.get("type", "introductory")
        duration = task.get("duration", "60 minutes")
        
        if not topic:
            return {
                "success": False,
                "message": "Topic is required for lesson generation"
            }
        
        # Create lesson prompt
        prompt = f"""
        Generate a {lesson_type} lesson on: {topic}
        
        Duration: {duration}
        
        Include:
        1. Key concepts
        2. Practical examples
        3. Interactive elements
        4. Assessment questions
        5. Additional resources
        
        Format as JSON with clear structure
        """
        
        # Generate lesson
        lesson = json.loads(self.model_orchestrator.generate_structured_response(
            prompt=prompt,
            output_schema="""
            {
                "title": "string",
                "description": "string",
                "sections": [
                    {
                        "title": "string",
                        "content": "string",
                        "examples": ["string"],
                        "questions": ["string"]
                    }
                ],
                "interactive_elements": ["string"],
                "resources": ["string"]
            }
            """
        ))
        
        # Add to memory
        self.add_to_memory(f"Generated lesson for {topic}: {json.dumps(lesson)}")
        
        return {
            "success": True,
            "lesson": lesson,
            "message": f"Successfully generated lesson for {topic}"
        }
    
    def _apply_change(self, path: Dict[str, Any], change: str) -> None:
        """
        Apply a specific change to the learning path
        
        Args:
            path: Learning path to modify
            change: Change description
        """
        # Parse change description
        try:
            change_type, details = change.split(":", 1)
            details = details.strip()
            
            if change_type == "difficulty":
                self._adjust_difficulty(path, details)
            elif change_type == "resources":
                self._update_resources(path, details)
            elif change_type == "assessment":
                self._modify_assessment(path, details)
            elif change_type == "pace":
                self._adjust_pace(path, details)
        except Exception as e:
            self.add_to_memory(f"Failed to apply change: {str(e)}")
    
    def _adjust_difficulty(self, path: Dict[str, Any], details: str) -> None:
        """
        Adjust content difficulty
        
        Args:
            path: Learning path
            details: Difficulty adjustment details
        """
        # Implementation of difficulty adjustment
        pass
    
    def _update_resources(self, path: Dict[str, Any], details: str) -> None:
        """
        Update learning resources
        
        Args:
            path: Learning path
            details: Resource update details
        """
        # Implementation of resource updates
        pass
    
    def _modify_assessment(self, path: Dict[str, Any], details: str) -> None:
        """
        Modify assessment methods
        
        Args:
            path: Learning path
            details: Assessment modification details
        """
        # Implementation of assessment modifications
        pass
    
    def _adjust_pace(self, path: Dict[str, Any], details: str) -> None:
        """
        Adjust learning pace
        
        Args:
            path: Learning path
            details: Pace adjustment details
        """
        # Implementation of pace adjustments
        pass