import gradio as gr
import smtplib
import numpy as np
from email.mime.text import MIMEText
from email.mime.image import MIMEImage
from email.mime.multipart import MIMEMultipart
from email.utils import formatdate
import os 

def send_email(email, selected_images):
    # Email configuration (replace with your SMTP server details)
    smtp_server = "smtp.gmail.com"
    smtp_port = 587
    # Create the email message
    msg = MIMEMultipart()
    msg['Subject'] = 'Selected Image'
    msg['From'] = os.getenv("sender_email")
    msg['To'] = email
    msg['Date'] = formatdate()

    # Add text to the email
    text = MIMEText(f"""
    今日はブースを訪れてくれてありがとうございました。。
  　以下は、あなたが生成した{len(selected_images)}枚の画像です。
    """,_charset="utf-8")
    msg.attach(text)
    print(selected_images)
    for i,image in enumerate(selected_images):
      image=np.array(image)[0] 
      print(image)
      with open(image, 'rb') as f:
          img_data = f.read()
      image = MIMEImage(img_data, name=f"image_{i+1}.jpg")
      msg.attach(image)

    # Send the email
    try:
        with smtplib.SMTP(smtp_server, smtp_port) as server:
            server.starttls()
            server.login( os.getenv("sender_email"), os.getenv("sender_password"))
            server.send_message(msg)
        return "Email sent successfully!"
    except smtplib.SMTPAuthenticationError:
        raise Exception("SMTP Authentication failed. Please check your email and password.")
    except smtplib.SMTPException as e:
        raise Exception(f"SMTP error occurred: {str(e)}")
    except Exception as e:
        raise Exception(f"Failed to send email: {str(e)}")
    



examples= ["Test_images/Woman_1.png","Test_images/prompt_support_examples/Man_1.png"]    
select_list=[]      

from src.utils import convert_to_pil
def update_gallery(img,select_list=select_list):
    #img=convert_to_pil(img)
    if select_list is None:
        select_list=[]
    select_list.append(img)
    return select_list

def clear_selection(select_list=select_list):
    if select_list is not None:
        select_list=[]
    return select_list


def create_mail_tab():
    
    with gr.TabItem("Mail", id="mail"):
        email_input = gr.Textbox(label="Enter your email:")
        image_gallery = gr.Gallery(label="Selected Images", show_label=True, elem_id="gallery")
        with gr.Row():
            clear_button = gr.Button("Clear Selection")
            send_button = gr.Button("Send Email")
        result_output = gr.Textbox(label="Result")

        # Examples
        with gr.Row():
            print(examples)
            examples=np.array(examples)
            for example in examples:
                print(example)
                img=gr.Image(value=example, interactive=False, label=os.path.basename(example),type="filepath")
                img.select(update_gallery,inputs=img,outputs=image_gallery)

        # Connect the send button to the send_email function
        send_button.click(
            fn=send_email,
            inputs=[email_input, image_gallery],
            outputs=result_output
        )

        # Clear the selected images
        clear_button.click(
            fn=clear_selection,
            inputs=None,
            outputs=image_gallery,
          
        )