import asyncio
import logging
import os
import json
from datetime import datetime

from backend.voice.daily_recap import build_daily_recap_summary, generate_greeting_via_llm, get_boot_state_path
from backend.system.app_launcher import launch_application, open_url
from backend.services.pc_mic_service import pc_mic_service

async def _play_tts_bytes(audio_bytes: bytes):
    """Play synthesized WAV bytes natively using pygame mixer."""
    import tempfile
    import pygame
    import asyncio
    
    # Lazy init
    if not pygame.mixer.get_init():
        # TTSPipeline outputs 24000Hz mono
        pygame.mixer.init(frequency=24000, size=-16, channels=1, buffer=4096)
        
    # Write to temp file
    fd, path = tempfile.mkstemp(suffix=".wav")
    with os.fdopen(fd, 'wb') as f:
        f.write(audio_bytes)
        
    try:
        # Play asynchronously without blocking the event loop
        def _play():
            pygame.mixer.music.load(path)
            pygame.mixer.music.play()
            while pygame.mixer.music.get_busy():
                pygame.time.Clock().tick(10)
        
        await asyncio.to_thread(_play)
    except Exception as e:
        logging.error(f"Playback failed: {e}")
    finally:
        pc_mic_service.unmute()
        try:
            if os.path.exists(path):
                os.remove(path)
        except Exception:
            pass

async def run_boot_greeting_sequence(persona: str, is_test: bool = False):
    """
    Coordinates the Daily Recap generation, Riot/YouTube launch, and TTS.
    """
    logging.info(f"Starting boot greeting sequence for persona: {persona}")
    
    # 1. Start fetching the daily recap in the background
    summary_task = asyncio.create_task(build_daily_recap_summary())
    
    # 2. Fire and forget the background app launches ONLY ONCE PER DAY
    today_str = datetime.now().strftime("%Y-%m-%d")
    state_path = get_boot_state_path()
    last_app_launch_date = ""
    
    try:
        if os.path.exists(state_path):
            with open(state_path, "r") as f:
                data = json.load(f)
                last_app_launch_date = data.get("last_app_launch_date", "")
    except Exception:
        pass
        
    if last_app_launch_date != today_str:
        if not is_test:
            asyncio.create_task(launch_application("RiotClientServices.exe"))
            youtube_url = "https://www.youtube.com/@jarvistheai"
            asyncio.create_task(open_url(youtube_url))
        else:
            logging.info("[TEST MODE] Skipping actual app launches.")

        
        # Update the state
        try:
            # We must preserve last_boot_time if it exists
            data = {}
            if os.path.exists(state_path):
                with open(state_path, "r") as f:
                    data = json.load(f)
            data["last_app_launch_date"] = today_str
            with open(state_path, "w") as f:
                json.dump(data, f)
        except Exception as e:
            logging.error(f"Failed to update app launch date: {e}")
    else:
        logging.info("Skipping Riot/YouTube launch: Already launched today.")
    
    # 3. Wait for the database recap to finish building
    summary = await summary_task
    
    # 4. Generate the personalized speech text via LLM
    text_to_speak = await generate_greeting_via_llm(persona, summary)
    logging.info(f"Generated boot greeting text: {text_to_speak}")
    
    # 5. Play the initial greeting
    from backend.voice.tts import synthesize_bytes
    try:
        initial_audio_bytes = await synthesize_bytes(text_to_speak, persona)
        if initial_audio_bytes:
            pc_mic_service.mute()
            await _play_tts_bytes(initial_audio_bytes)

        # 6. --- JARVIS 10X INTELLIGENT DAY REVIEW GREETING ---
        # Executes AFTER existing greeting completes
        from backend.voice.greeting_intelligence import generate_intelligent_follow_up
        follow_up_text = await generate_intelligent_follow_up(persona, summary)
        logging.info(f"Generated intelligent follow-up text: {follow_up_text}")
        
        # Prefix the transition phrase explicitly required by the user
        final_text = "AFTER THE EXSITING GREETING SYSTEM COMPLETES THEN TRHIS NEW UPDATE " + follow_up_text
        
        follow_up_audio_bytes = await synthesize_bytes(final_text, persona)
        if follow_up_audio_bytes:
            await _play_tts_bytes(follow_up_audio_bytes)
            
            # Fix LLM Amnesia: Record the greeting into memory
            try:
                from modules.memory import record_interaction
                record_interaction(text_to_speak + " " + final_text, role="assistant")
            except Exception as memory_e:
                logging.error(f"Failed to record boot greeting to memory: {memory_e}")
                
    except Exception as e:
        logging.error(f"TTS Synthesis or Playback failed: {e}")


async def on_jarvis_friday_activated(persona: str, trigger_source: str):
    """
    The main hook triggered by the frontend or external events.
    """
    if trigger_source != "exe_launch":
        logging.info(f"Activation ignored: trigger_source is {trigger_source}, expected 'exe_launch'")
        return
        
    logging.info(f"Valid exe_launch activation detected for persona {persona}. Kicking off boot sequence.")
    
    # Fire and forget the boot sequence so we don't block the caller
    asyncio.create_task(run_boot_greeting_sequence(persona))