from fastapi import FastAPI, Form, Request
from fastapi.encoders import jsonable_encoder
from fastapi.middleware.cors import CORSMiddleware
import dataset
import pandas as pd
from starlette.responses import FileResponse, StreamingResponse
from fastapi.responses import HTMLResponse
from fastapi.staticfiles import StaticFiles
import io
from starlette.responses import RedirectResponse
import codecs
import random
from starlette.status import HTTP_302_FOUND,HTTP_303_SEE_OTHER
import smtplib
import traceback
import requests
import threading
import os
from email.mime.text import MIMEText
from email.mime.image import MIMEImage
from email.mime.multipart import MIMEMultipart
import boto3
from botocore.exceptions import ClientError
from email.mime.base import MIMEBase
from email.mime.application import MIMEApplication


app = FastAPI()
app.add_middleware(
    CORSMiddleware,
    allow_origins=['*'],
    allow_credentials=True,
    allow_methods=["*"],
    allow_headers=["*"],
)


def hhh_send_mail(email):
    SENDER = "Gorgeous Space <noreply@hhh.com.tw>"
    RECIPIENT = "jeweiliang@gmail.com"
    AWS_REGION = "us-east-1"
    CHARSET = "UTF-8"
    client = boto3.client('ses',region_name=AWS_REGION)
    # Try to send the email.
    try:
        #Provide the contents of the email.

        msg = MIMEMultipart()
        msg["Subject"] = "[幸福空間] 您的五萬元裝修折價券 "
        msg["From"] = "noreply@hhh.com.tw"
        msg["To"] = email

        # Set message body
        body = MIMEText("感謝填寫幸福空間問卷，這是您的五萬元裝修折價券\n", "plain")
        msg.attach(body)

        filename = "coupon.png"  # In same directory as script

        with open(filename, "rb") as attachment:
            part = MIMEApplication(attachment.read())
            part.add_header("Content-Disposition",
                            "attachment",
                            filename=filename)
        msg.attach(part)

        response = client.send_raw_email(
            Source=msg["From"],
            Destinations=[msg["To"]],
            RawMessage={"Data": msg.as_string()}
        )
        print(response)

    # Display an error if something goes wrong.	
    except ClientError as e:
        print(e.response['Error']['Message'])
    else:
        print("Email sent! Message ID:"),
        print(response['MessageId'])

def thread_mail(umail):
    print('thread_mail called')
#    r = requests.get('http://3.220.159.187:8081/mailto/'+umail)
#    print(r.text)
#    os.chdir('/root/hhh_step_question/step_question/tests')
#    os.system('python3 /root/hhh_step_question/step_question/tests/dftest.py &')


def get_db():
#    db = dataset.connect('mysql://choozmo:pAssw0rd@139.162.121.30:33306/hhh?charset=utf8mb4')
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/hhh?charset=utf8mb4')
    step_questions_table = db['step_questions']
    return step_questions_table



def mail_to_user(umail):
    r = requests.get('http://3.220.159.187:8081/mailto/'+umail)
    print(r.text)
#    os.chdir('/root/hhh_step_question/step_question/tests')
    os.system('python3 /root/hhh_step_question/step_question/tests/dftest.py &')
#    umail



@app.post("/step_questions/submit", response_class=RedirectResponse)
async def submit(request: Request):
    form_data = await request.form()
#    form_data = request.form()
    email=form_data.get('q3')
    result = {
        'sex': form_data.get('q1'),
        'phone': form_data.get('q2'),
        'email': email,
        'building_case_name': form_data.get('q4'),
        'building_case_type': form_data.get('q5'),
        'decoration_style': ','.join(form_data.getlist('q6')),
        'decoration_budget': ','.join(form_data.getlist('q7')),
        'decoration_size': ','.join(form_data.getlist('q8')),
        'src':'SMS'
    }
    print(result)
    get_db().insert(result)
    mail_to_user(email)
    return RedirectResponse(url="/a1/index_complete_msg.html", status_code=HTTP_302_FOUND)
#    return result


@app.post("/step_questions/line-submit", response_class=RedirectResponse)
async def line_submit(request: Request):
    form_data = await request.form()
#    form_data = request.form()
    email=form_data.get('q3')
    result = {
        'sex': form_data.get('q1'),
        'phone': form_data.get('q2'),
        'email': email,
        'building_case_name': form_data.get('q4'),
        'building_case_type': form_data.get('q5'),
        'decoration_style': ','.join(form_data.getlist('q6')),
        'decoration_budget': ','.join(form_data.getlist('q7')),
        'decoration_size': ','.join(form_data.getlist('q8')),
        'src':'LINE'
    }
    print(result)
    get_db().insert(result)
    mail_to_user(email)
    return RedirectResponse(url="/a1/index_complete_line_after.html", status_code=HTTP_302_FOUND)
#    return result



app.mount("/a1", StaticFiles(directory="static"), name="static")

@app.get("/a1")
async def redirect():
#    url = app.url_path_for("/a1/index.html")
    response = RedirectResponse(url='/a1/index.html')
    x = threading.Thread(target=hhh_send_mail, args=('jared@choozmo.com',))
    x.start()
    return response

#@app.get("/a1", response_class=HTMLResponse)

#@app.get("/a1", response_class=HTMLResponse)
#async def read_items():
#    return """
#    <html>
#        <head>
#            <title>Some HTML in here</title>
#        </head>
#        <body>
#            <h1>Look ma! HTML!</h1>
#        </body>
#    </html>
#    """

@app.get("/step_questions")
async def get_step_question(request: Request):
    db_data = list(get_db().find())
    df = pd.DataFrame(db_data, columns=db_data[0].keys())
    stream = io.StringIO()    
    df.to_csv(stream, index = False)
    # response = StreamingResponse(data_frame.to_csv(index=False), media_type="text/csv")
    response = StreamingResponse(iter([stream.getvalue()]), media_type="text/csv")
    response.headers["Content-Disposition"] = "attachment; filename=export.csv"
    return response