import os
from flask import Flask, render_template, flash, redirect, url_for
from flask_script import Manager
from flask_bootstrap import Bootstrap
from flask_login import LoginManager
from flask_wtf import Form
from wtforms import StringField, PasswordField, BooleanField, SubmitField, IntegerField, DecimalField, FileField, TextAreaField
from wtforms.validators import Required, Length, Email, Regexp, EqualTo
from flask_sqlalchemy import SQLAlchemy
from flask_mail import Mail, Message
from threading import Thread
from flask_migrate import Migrate, MigrateCommand

basedir=os.path.abspath(os.path.dirname(__file__))

app=Flask(__name__)
app.config.from_object(__name__)
app.config['SECRET_KEY']='Monchi'
app.config['SQLALCHEMY_DATABASE_URI']= 'sqlite:///'+os.path.join(basedir, 'data.sqlite')
app.config['SQLALCHEMY_COMMIT_ON_TEARDOWN']=True
app.config['MAIL_SERVER']='smtp.googlemail.com'
app.config['MAIL_PORT']=587
app.config['MAIL_USE_TLS']=True
app.config['MAIL_USERNAME']='xxx@gmail.com'
#app.config['MAIL_DEFAULT_SENDER']='xxx@gmail.com'
app.config['MAIL_PASSWORD']='lamepass123'

db=SQLAlchemy(app)
bootstrap=Bootstrap(app)
manager=Manager(app)
mail=Mail(app)
migrate=Migrate(app,db)
manager=Manager(app)
manager.add_command('db', MigrateCommand)
#this is the table inside the database, but the tablename has been changed.
class User(db.Model):
    __tablename__='users'
    id=db.Column(db.Integer, primary_key=True)
    email=db.Column(db.String(64), unique=True, index=True)
    password=db.Column(db.String(128))

class RegistrationForm(Form):
    email=StringField('email', validators=[Required(),Length(1,10)])
    #areacode=IntegerField(validators=[Required()])
    password=PasswordField(validators=[Required(), Length(1,10)])
    submit=SubmitField('register')

class MessageForm(Form):
    sender=StringField('Sender')
    subject=StringField('Subject', validators=[Required()])
    recipient=StringField('Recipient', validators=[Required(), Email()])
    message=TextAreaField('Message', validators=[Required()])
    submit=SubmitField('Send Email')

@app.route('/mail', methods=['GET','POST'])
def send_mail():
    form=MessageForm()
    if form.validate_on_submit():
            msg=Message(subject=form.subject.data, body=form.message.data, sender=("xxxY","fasfdasd@gmail.com"), recipients=[str(form.recipient.data)])
            thr=Thread(target=send_async_email, args=[app, msg])
            thr.start()
    # if form.validate_on_submit():
        # msg=MessageForm(subject=form.subject.data, recipients=form.recipient.data, sender=form.sender.data)
        # mail.send(msg)
            flash('YOUR MESSAGE WAS SENT SUCCESFULLY!')
            return redirect(url_for('send_mail'))
    return render_template('mail.html', form=form)

    # def validate_email(self, field):
    #   if User.query.filter_by(email=field.data).first():
    #       raise ValidationError('Email already registerrred')

def send_async_email(app,msg):
    with app.app_context():
        mail.send(msg)


# class buttonform(Form):
#   button=BooleanField()
#   decimal=DecimalField()
#   image=FileField()

@app.route('/', methods=['GET', 'POST'])
def register():
    form=RegistrationForm()
    #form2=buttonform()
    if form.validate_on_submit():
        user=User.query.filter_by(email=form.email.data).first()
        if user is None:
            flash('Awesome welcome to the application')
            user=User(email=form.email.data)
            db.session.add(user)
        else:
            flash('we already have you in our database')
            user=User(password=form.password.data)
            db.session.add(user)
        return redirect(url_for('register'))
    return render_template('login.html', form2=form)

if __name__=='__main__':
    #db.drop_all()
    #db.create_all()
    manager.run()