import gradio as gr
import json
import requests

import torch
import torchvision
import torchvision.models as models

from torchvision import datasets, transforms
from torchvision.models import mobilenet_v2
from torch import nn, optim
from torch.utils.data import DataLoader, TensorDataset

from tqdm.auto import tqdm
from jcopdl.callback import Callback, set_config

import pandas as pd
import numpy as np
device = torch.device("cuda:0" if torch.cuda.is_available() else "cpu")
device


import openai
import os
import time
from pathlib import Path

from PIL import Image
import io

torch.manual_seed(0)

class CustomMobileNetv2(nn.Module):
    def __init__(self, output_size):
        super().__init__()
        self.mnet = mobilenet_v2(pretrained=True)
        self.freeze()

        self.mnet.classifier = nn.Sequential(
            nn.Linear(1280, output_size),
            nn.LogSoftmax()
            )

    def forward(self, x):
        return self.mnet(x)

    def freeze(self):
        for param in self.mnet.parameters():
            param.requires_grad = False

    def unfreeze(self):
        for param in self.mnet.parameters():
            param.requires_grad = True

kue_lokal_model = torch.load('rickyig_mobilenetv2_kue_lokal_classifier_entire_model.pth', map_location=torch.device('cpu'))

dict_for_inference = {0: 'kue dadar gulung',
                      1: 'kue kastengel',
                      2: 'kue klepon',
                      3: 'kue lapis',
                      4: 'kue lumpur',
                      5: 'kue putri salju',
                      6: 'kue risoles',
                      7: 'kue serabi'}

def get_completion(prompt, model="gpt-3.5-turbo"):
    messages = [{"role": "user", "content": prompt}]
    response = openai.ChatCompletion.create(
        model=model,
        messages=messages,
        temperature=0,
        )
    return response.choices[0].message["content"]

def get_response(classify_result):
    prompt = "Apa itu {} dan sebutkan resep dari {}.".format(classify_result, classify_result)
    response = get_completion(prompt)
    return response

def classify_image(input_image):
    
    kue_lokal_model.eval()

    image_for_testing = input_image
    img = Image.open(image_for_testing)

    transform = transforms.Compose([
        transforms.Resize((224, 224)),
        transforms.ToTensor(),
    ])

    input_data = transform(img).unsqueeze(0).to(device='cpu')

    class_to_label = dict_for_inference

    with torch.no_grad():
        output = kue_lokal_model(input_data)
        probs = torch.nn.functional.softmax(output, dim=1)
    conf, predicted_class = torch.max(probs, 1)

    # Create a dictionary of class labels and their probabilities
    output_dict = {"predicted_label": class_to_label[predicted_class.item()], "probability": conf.item()}

    # Convert the dictionary to JSON format
    output_json = json.dumps(output_dict)
    output_bentuk_text = "Hasil Klasifikasi Gambar \nKue : {} \nProbability: {:.2f}%".format(class_to_label[predicted_class.item()], conf.item()*100)
    output_response = get_response(class_to_label[predicted_class.item()])

    return output_json, output_bentuk_text, output_response

# Create a Gradio interface
input_image = gr.Image(label="input_image", type="filepath")
output_json = gr.JSON(label="Output (JSON)")
output_bentuk_text = gr.Textbox(label="Hasil Output")
output_response = gr.Textbox(label="Resep Kue")
example_input_image = "3.jpg"

interface = gr.Interface(
    fn=classify_image,
    inputs=input_image,
    outputs=[output_json, output_bentuk_text, output_response],  # Use JSON output
    title="Resep Kue Lokal",
    examples=[
        [example_input_image]
    ],
    description="Unggah foto kue lokal dan dapatkan hasil klasifikasi gambar beserta resep kue.<br>Kue yang tersedia: kue dadar gulung, kue kastengel, kue klepon, kue lapis, kue lumpur, kue putri salju, kue risoles, kue serabi.",
)

# Start the Gradio app
interface.launch(share=True, debug=True)