import streamlit as st
from flask.Emotion_spotting_service import _Emotion_spotting_service
from flask.Genre_spotting_service import _Genre_spotting_service
from flask.Beat_tracking_service import _Beat_tracking_service
from diffusers import StableDiffusionPipeline
import torch
import os
import logging
import psutil

import tensorflow as tf
physical_devices = tf.config.experimental.list_physical_devices('GPU')
if len(physical_devices) > 0:
    tf.config.experimental.set_memory_growth(physical_devices[0], True)
    

# Configure logging
logging.basicConfig(level=logging.INFO)
logger = logging.getLogger(__name__)

def print_memory_info():
    # Get free CPU memory
    virtual_mem = psutil.virtual_memory()
    free_cpu_mem = virtual_mem.available / (1024 ** 3)  # Convert bytes to GB

    # Get free GPU memory
    free_gpu_mem = torch.cuda.get_device_properties(0).total_memory / (1024 ** 3) - torch.cuda.memory_reserved(0) / (1024 ** 3)  # Convert bytes to GB

    logger.info(f"Free CPU Memory: {free_cpu_mem:.2f} GB")
    logger.info(f"Free GPU Memory: {free_gpu_mem:.2f} GB")
    
emo_list = []
gen_list = []
tempo_list = []
@st.cache_resource
def load_emo_model():
    emo_service = _Emotion_spotting_service("flask/emotion_model.h5")
    return emo_service
@st.cache_resource
def load_genre_model():
    gen_service = _Genre_spotting_service("flask/Genre_classifier_model.h5")
    return gen_service

@st.cache_resource
def load_beat_model():
    beat_service = _Beat_tracking_service()
    return beat_service
    
@st.cache_resource
def load_image_model():
     torch.cuda.empty_cache()
     pipeline = StableDiffusionPipeline.from_pretrained("runwayml/stable-diffusion-v1-5", variant='fp16')
     pipeline.to("cuda")
     pipeline.load_lora_weights("Weights/pytorch_lora_weights.safetensors", weight_name="pytorch_lora_weights.safetensors")
     return pipeline

if 'emotion' not in st.session_state:
    st.session_state.emotion = None

if 'genre' not in st.session_state:
    st.session_state.genre = None

if 'beat' not in st.session_state:
    st.session_state.beat = None

logger.info(f"Measuring memory before load_emo_model")
print_memory_info()
emotion_service = load_emo_model()
logger.info(f"Measuring memory before load_genre_model")
print_memory_info()
genre_service = load_genre_model()
logger.info(f"Measuring memory before load_beat_model")
print_memory_info()
beat_service = load_beat_model()
logger.info(f"Measuring memory before load_image_model")
print_memory_info()
image_service = load_image_model()
logger.info(f"Measuring memory after load_image_model")
print_memory_info()