brandonFyyurApp

#----------------------------------------------------------------------------#
# Imports
#----------------------------------------------------------------------------#

import json
from urllib.request import Request
import dateutil.parser
import babel
from flask import Flask, render_template, request, Response, flash, redirect, url_for
from flask_moment import Moment
from flask_sqlalchemy import SQLAlchemy
import logging
from logging import Formatter, FileHandler
from flask_wtf import Form
from forms import *
from flask_migrate import Migrate # Imports the module required to for us to carry out our database migrations
from models import *
#----------------------------------------------------------------------------#
# App Config.
#----------------------------------------------------------------------------#

app = Flask(__name__)
moment = Moment(app)
app.config.from_object('config')
db.init_app(app)
migrate = Migrate(app, db) # Allows for migrations to be carried out

# TODO: connect to a local postgresql database


#----------------------------------------------------------------------------#
# Filters.
#----------------------------------------------------------------------------#

def format_datetime(value, format='medium'):
  if isinstance(value, str):
    date = dateutil.parser.parse(value)
  else:
    date = value

  if format == 'full':
      format="EEEE MMMM, d, y 'at' h:mma"
  elif format == 'medium':
      format="EE MM, dd, y h:mma"
  return babel.dates.format_datetime(date, format, locale='en')

app.jinja_env.filters['datetime'] = format_datetime

#----------------------------------------------------------------------------#
# Controllers.
#----------------------------------------------------------------------------#

@app.route('/')
def index():
  return render_template('pages/home.html')


#  Venues
#  ----------------------------------------------------------------

@app.route('/venues')
def venues():
  # TODO: replace with real venues data.
  #       num_upcoming_shows should be aggregated based on number of upcoming shows per venue.

  data = []

  location_query = Venue.query.distinct(Venue.state, Venue.city).all() #Gets a list of all unique states and cities

  locations = {}
  for location in location_query:
    locations = {
      "city": location.city,
      "state": location.state,
      "venues": [] # we will store all the venues with the specific location details in this list
    }

    venues = Venue.query.filter_by(state=location.state, city=location.city).all()
    for venue in venues:
      locations['venues'].append({
        "id": venue.id,
        "name": venue.name,
        "num_upcoming_shows" : Show.query.join(Venue).filter(Show.venue_id==venue.id).filter(Show.start_time>datetime.now()).count()
      })

      data.append(locations)


  # data=[{
  #   "city": "San Francisco",
  #   "state": "CA",
  #   "venues": [{
  #     "id": 1,
  #     "name": "The Musical Hop",
  #     "num_upcoming_shows": 0,
  #   }, {
  #     "id": 3,
  #     "name": "Park Square Live Music & Coffee",
  #     "num_upcoming_shows": 1,
  #   }]
  # }, {
  #   "city": "New York",
  #   "state": "NY",
  #   "venues": [{
  #     "id": 2,
  #     "name": "The Dueling Pianos Bar",
  #     "num_upcoming_shows": 0,
  #   }]
  # }]
  return render_template('pages/venues.html', areas=data)

@app.route('/venues/search', methods=['POST'])
def search_venues():
  # TODO: implement search on venues with partial string search. Ensure it is case-insensitive.
  # seach for Hop should return "The Musical Hop".
  # search for "Music" should return "The Musical Hop" and "Park Square Live Music & Coffee"

  search_term=request.form.get('search_term', '')
  search = "%{}%".format(search_term)
  response = {
    "count": Venue.query.filter(Venue.name.ilike(search)).count(),
    "data": []
  }

  search_results = Venue.query.filter(Venue.name.ilike(search)).all()

  for result in search_results:
    response["data"].append({
      "id": result.id,
      "name": result.name,
      "num_upcoming_shows": Show.query.join(Venue).filter(Show.venue_id==result.id).filter(Show.start_time>datetime.now()).count()
    })

  # response={
  #   "count": 1,
  #   "data": [{
  #     "id": 2,
  #     "name": "The Dueling Pianos Bar",
  #     "num_upcoming_shows": 0,
  #   }]
  # }
  return render_template('pages/search_venues.html', results=response, search_term=request.form.get('search_term', ''))

@app.route('/venues/<int:venue_id>')
def show_venue(venue_id):
  # shows the venue page with the given venue_id
  # TODO: replace with real venue data from the venues table, using venue_id

  past_shows_query = Show.query.join(Venue).filter(Show.venue_id==venue_id).filter(datetime.utcnow()>Show.start_time).all()
  past_shows = []
  for show in past_shows_query:
    past_shows.append({
      "artist_id": show.artist_id,
      "artist_name": Artist.query.get(show.artist_id).name,
      "artist_image_link": Artist.query.get(show.artist_id).image_link,
      "start_time": show.start_time

    })

  upcoming_shows_query = Show.query.join(Venue).filter(Show.venue_id==venue_id).filter(datetime.utcnow()<Show.start_time).all()
  upcoming_shows = []
  for show in upcoming_shows_query:
    upcoming_shows.append({
      "artist_id": show.artist_id,
      "artist_name": Artist.query.get(show.artist_id).name,
      "artist_image_link": Artist.query.get(show.artist_id).image_link,
      "start_time": show.start_time

    })

  past_shows_count = len(past_shows)
  upcoming_shows_count = len(upcoming_shows)

  venue_information = Venue.query.get(venue_id)

  data = {
    "id": venue_information.id,
    "name": venue_information.name,
    "genres": venue_information.genres,
    "address": venue_information.address,
    "city": venue_information.city,
    "state": venue_information.state,
    "phone": venue_information.phone,
    "website": venue_information.website_link,
    "facebook_link": venue_information.facebook_link,
    "seeking_talent": venue_information.seeking_talent,
    "seeking_description": venue_information.seeking_description,
    "image_link": venue_information.image_link,
    "past_shows": past_shows,
    "upcoming_shows": upcoming_shows,
    "past_shows_count": past_shows_count,
    "upcoming_shows_count": upcoming_shows_count
  }

  # data1={
  #   "id": 1,
  #   "name": "The Musical Hop",
  #   "genres": ["Jazz", "Reggae", "Swing", "Classical", "Folk"],
  #   "address": "1015 Folsom Street",
  #   "city": "San Francisco",
  #   "state": "CA",
  #   "phone": "123-123-1234",
  #   "website": "https://www.themusicalhop.com",
  #   "facebook_link": "https://www.facebook.com/TheMusicalHop",
  #   "seeking_talent": True,
  #   "seeking_description": "We are on the lookout for a local artist to play every two weeks. Please call us.",
  #   "image_link": "https://images.unsplash.com/photo-1543900694-133f37abaaa5?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=400&q=60",
  #   "past_shows": [{
  #     "artist_id": 4,
  #     "artist_name": "Guns N Petals",
  #     "artist_image_link": "https://images.unsplash.com/photo-1549213783-8284d0336c4f?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=300&q=80",
  #     "start_time": "2019-05-21T21:30:00.000Z"
  #   }],
  #   "upcoming_shows": [],
  #   "past_shows_count": 1,
  #   "upcoming_shows_count": 0,
  # }
  # data2={
  #   "id": 2,
  #   "name": "The Dueling Pianos Bar",
  #   "genres": ["Classical", "R&B", "Hip-Hop"],
  #   "address": "335 Delancey Street",
  #   "city": "New York",
  #   "state": "NY",
  #   "phone": "914-003-1132",
  #   "website": "https://www.theduelingpianos.com",
  #   "facebook_link": "https://www.facebook.com/theduelingpianos",
  #   "seeking_talent": False,
  #   "image_link": "https://images.unsplash.com/photo-1497032205916-ac775f0649ae?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=750&q=80",
  #   "past_shows": [],
  #   "upcoming_shows": [],
  #   "past_shows_count": 0,
  #   "upcoming_shows_count": 0,
  # }
  # data3={
  #   "id": 3,
  #   "name": "Park Square Live Music & Coffee",
  #   "genres": ["Rock n Roll", "Jazz", "Classical", "Folk"],
  #   "address": "34 Whiskey Moore Ave",
  #   "city": "San Francisco",
  #   "state": "CA",
  #   "phone": "415-000-1234",
  #   "website": "https://www.parksquarelivemusicandcoffee.com",
  #   "facebook_link": "https://www.facebook.com/ParkSquareLiveMusicAndCoffee",
  #   "seeking_talent": False,
  #   "image_link": "https://images.unsplash.com/photo-1485686531765-ba63b07845a7?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=747&q=80",
  #   "past_shows": [{
  #     "artist_id": 5,
  #     "artist_name": "Matt Quevedo",
  #     "artist_image_link": "https://images.unsplash.com/photo-1495223153807-b916f75de8c5?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=334&q=80",
  #     "start_time": "2019-06-15T23:00:00.000Z"
  #   }],
  #   "upcoming_shows": [{
  #     "artist_id": 6,
  #     "artist_name": "The Wild Sax Band",
  #     "artist_image_link": "https://images.unsplash.com/photo-1558369981-f9ca78462e61?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=794&q=80",
  #     "start_time": "2035-04-01T20:00:00.000Z"
  #   }, {
  #     "artist_id": 6,
  #     "artist_name": "The Wild Sax Band",
  #     "artist_image_link": "https://images.unsplash.com/photo-1558369981-f9ca78462e61?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=794&q=80",
  #     "start_time": "2035-04-08T20:00:00.000Z"
  #   }, {
  #     "artist_id": 6,
  #     "artist_name": "The Wild Sax Band",
  #     "artist_image_link": "https://images.unsplash.com/photo-1558369981-f9ca78462e61?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=794&q=80",
  #     "start_time": "2035-04-15T20:00:00.000Z"
  #   }],
  #   "past_shows_count": 1,
  #   "upcoming_shows_count": 1,
  # }
  # data = list(filter(lambda d: d['id'] == venue_id, [data1, data2, data3]))[0]
  return render_template('pages/show_venue.html', venue=data)

#  Create Venue
#  ----------------------------------------------------------------

@app.route('/venues/create', methods=['GET'])
def create_venue_form():
  form = VenueForm()
  return render_template('forms/new_venue.html', form=form)

@app.route('/venues/create', methods=['POST'])
def create_venue_submission():
  # TODO: insert form data as a new Venue record in the db, instead
  # TODO: modify data to be the data object returned from db insertion

  form = VenueForm(request.form)

  if form.validate():

    data = Venue(
      name = form.name.data,
      city = form.city.data,
      state = form.state.data,
      address = form.address.data,
      phone = form.phone.data,
      genres = ', '.join(form.genres.data),
      image_link = form.image_link.data,
      facebook_link = form.facebook_link.data,
      website_link = form.website_link.data,
      seeking_talent = form.seeking_talent.data,
      seeking_description = form.seeking_description.data)

    try:
      db.session.add(data)
      db.session.commit()

      # on successful db insert, flash success
      flash('Venue ' + request.form['name'] + ' was successfully listed!')
    # TODO: on unsuccessful db insert, flash an error instead.

    except:
      db.session.rollback()
      db.session.commit()
      flash('An error occurred. Venue ' + data.name + ' could not be listed.')

    finally:
      db.session.close()

  else:
    for field, message in form.errors.items():
      flash(f'An error occured({message}). Kindly check the following field: {field}.')




  # e.g., flash('An error occurred. Venue ' + data.name + ' could not be listed.')
  # see: http://flask.pocoo.org/docs/1.0/patterns/flashing/
  return render_template('pages/home.html')

@app.route('/venues/<venue_id>', methods=['DELETE'])
def delete_venue(venue_id):
  venue_to_delete = Venue.query.get(venue_id)

  try:
    db.session.delete(venue_to_delete)
    db.session.commit()
    flash(f'Venue {venue_id} deleted!!!')

  except:
    db.session.rollback()
    flash(f'An error occured. Venue {venue_id} not deleted!!!')

  finally:
    db.session.close()
  # TODO: Complete this endpoint for taking a venue_id, and using
  # SQLAlchemy ORM to delete a record. Handle cases where the session commit could fail.

  # BONUS CHALLENGE: Implement a button to delete a Venue on a Venue Page, have it so that
  # clicking that button delete it from the db then redirect the user to the homepage
  return None

#  Artists
#  ----------------------------------------------------------------
@app.route('/artists')
def artists():
  # TODO: replace with real data returned from querying the database

  data = []

  artists_query = Artist.query.all()

  for artist in artists_query:
    data.append({
      "id": artist.id,
      "name": artist.name
    })

  # data=[{
  #   "id": 4,
  #   "name": "Guns N Petals",
  # }, {
  #   "id": 5,
  #   "name": "Matt Quevedo",
  # }, {
  #   "id": 6,
  #   "name": "The Wild Sax Band",
  # }]
  return render_template('pages/artists.html', artists=data)

@app.route('/artists/search', methods=['POST'])
def search_artists():
  # TODO: implement search on artists with partial string search. Ensure it is case-insensitive.
  # seach for "A" should return "Guns N Petals", "Matt Quevado", and "The Wild Sax Band".
  # search for "band" should return "The Wild Sax Band".
  search_term=request.form.get('search_term', '')
  search = "%{}%".format(search_term)
  response = {
    "count": Artist.query.filter(Artist.name.ilike(search)).count(),
    "data": []
  }

  search_results = Artist.query.filter(Artist.name.ilike(search)).all()

  for result in search_results:
    response["data"].append({
      "id": result.id,
      "name": result.name,
      "num_upcoming_shows": Show.query.join(Artist).filter(Show.artist_id==result.id).filter(Show.start_time>datetime.now()).count()
    })

  # response={
  #   "count": 1,
  #   "data": [{
  #     "id": 4,
  #     "name": "Guns N Petals",
  #     "num_upcoming_shows": 0,
  #   }]
  # }
  return render_template('pages/search_artists.html', results=response, search_term=request.form.get('search_term', ''))

@app.route('/artists/<int:artist_id>')
def show_artist(artist_id):
  # shows the artist page with the given artist_id
  # TODO: replace with real artist data from the artist table, using artist_id


  past_shows_query = Show.query.join(Artist).filter(Show.artist_id==artist_id).filter(datetime.utcnow()>Show.start_time).all()
  past_shows = []
  for show in past_shows_query:
    past_shows.append({
      "venue_id": show.venue_id,
      "venue_name": Venue.query.get(show.venue_id).name,
      "venue_image_link": Venue.query.get(show.venue_id).image_link,
      "start_time": show.start_time

    })

  upcoming_shows_query = Show.query.join(Artist).filter(Show.artist_id==artist_id).filter(datetime.utcnow()<Show.start_time).all()
  upcoming_shows = []
  for show in upcoming_shows_query:
    upcoming_shows.append({
      "venue_id": show.venue_id,
      "venue_name": Venue.query.get(show.venue_id).name,
      "venue_image_link": Venue.query.get(show.venue_id).image_link,
      "start_time": show.start_time

    })

  past_shows_count = len(past_shows)
  upcoming_shows_count = len(upcoming_shows)

  artist_information = Artist.query.get(artist_id)

  data = {
    "id": artist_information.id,
    "name": artist_information.name,
    "genres": artist_information.genres,
    "city": artist_information.city,
    "state": artist_information.state,
    "phone": artist_information.phone,
    "website": artist_information.website_link,
    "facebook_link": artist_information.facebook_link,
    "seeking_venue": artist_information.seeking_venue,
    "seeking_description":artist_information.seeking_description,
    "image_link": artist_information.image_link,
    "past_shows": past_shows,
    "upcoming_shows": upcoming_shows,
    "past_shows_count": past_shows_count,
    "upcoming_shows_count": upcoming_shows_count
  }




  # data1={
  #   "id": 4,
  #   "name": "Guns N Petals",
  #   "genres": ["Rock n Roll"],
  #   "city": "San Francisco",
  #   "state": "CA",
  #   "phone": "326-123-5000",
  #   "website": "https://www.gunsnpetalsband.com",
  #   "facebook_link": "https://www.facebook.com/GunsNPetals",
  #   "seeking_venue": True,
  #   "seeking_description": "Looking for shows to perform at in the San Francisco Bay Area!",
  #   "image_link": "https://images.unsplash.com/photo-1549213783-8284d0336c4f?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=300&q=80",
  #   "past_shows": [{
  #     "venue_id": 1,
  #     "venue_name": "The Musical Hop",
  #     "venue_image_link": "https://images.unsplash.com/photo-1543900694-133f37abaaa5?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=400&q=60",
  #     "start_time": "2019-05-21T21:30:00.000Z"
  #   }],
  #   "upcoming_shows": [],
  #   "past_shows_count": 1,
  #   "upcoming_shows_count": 0,
  # }
  # data2={
  #   "id": 5,
  #   "name": "Matt Quevedo",
  #   "genres": ["Jazz"],
  #   "city": "New York",
  #   "state": "NY",
  #   "phone": "300-400-5000",
  #   "facebook_link": "https://www.facebook.com/mattquevedo923251523",
  #   "seeking_venue": False,
  #   "image_link": "https://images.unsplash.com/photo-1495223153807-b916f75de8c5?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=334&q=80",
  #   "past_shows": [{
  #     "venue_id": 3,
  #     "venue_name": "Park Square Live Music & Coffee",
  #     "venue_image_link": "https://images.unsplash.com/photo-1485686531765-ba63b07845a7?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=747&q=80",
  #     "start_time": "2019-06-15T23:00:00.000Z"
  #   }],
  #   "upcoming_shows": [],
  #   "past_shows_count": 1,
  #   "upcoming_shows_count": 0,
  # }
  # data3={
  #   "id": 6,
  #   "name": "The Wild Sax Band",
  #   "genres": ["Jazz", "Classical"],
  #   "city": "San Francisco",
  #   "state": "CA",
  #   "phone": "432-325-5432",
  #   "seeking_venue": False,
  #   "image_link": "https://images.unsplash.com/photo-1558369981-f9ca78462e61?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=794&q=80",
  #   "past_shows": [],
  #   "upcoming_shows": [{
  #     "venue_id": 3,
  #     "venue_name": "Park Square Live Music & Coffee",
  #     "venue_image_link": "https://images.unsplash.com/photo-1485686531765-ba63b07845a7?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=747&q=80",
  #     "start_time": "2035-04-01T20:00:00.000Z"
  #   }, {
  #     "venue_id": 3,
  #     "venue_name": "Park Square Live Music & Coffee",
  #     "venue_image_link": "https://images.unsplash.com/photo-1485686531765-ba63b07845a7?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=747&q=80",
  #     "start_time": "2035-04-08T20:00:00.000Z"
  #   }, {
  #     "venue_id": 3,
  #     "venue_name": "Park Square Live Music & Coffee",
  #     "venue_image_link": "https://images.unsplash.com/photo-1485686531765-ba63b07845a7?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=747&q=80",
  #     "start_time": "2035-04-15T20:00:00.000Z"
  #   }],
  #   "past_shows_count": 0,
  #   "upcoming_shows_count": 3,
  # }
  # data = list(filter(lambda d: d['id'] == artist_id, [data1, data2, data3]))[0]
  return render_template('pages/show_artist.html', artist=data)

#  Update
#  ----------------------------------------------------------------
@app.route('/artists/<int:artist_id>/edit', methods=['GET'])
def edit_artist(artist_id):
  form = ArtistForm()
  artist = Artist.query.get_or_404(artist_id)

  form.name.data = artist.name
  form.genres.data = artist.genres
  form.city.data = artist.city
  form.state.data = artist.state
  form.phone.data = artist.phone
  form.website_link.data = artist.website_link
  form.facebook_link.data = artist.facebook_link
  form.seeking_venue.data = artist.seeking_venue
  form.seeking_description.data = artist.seeking_description
  form.image_link.data = artist.image_link


  # artist={
  #   "id": 4,
  #   "name": "Guns N Petals",
  #   "genres": ["Rock n Roll"],
  #   "city": "San Francisco",
  #   "state": "CA",
  #   "phone": "326-123-5000",
  #   "website": "https://www.gunsnpetalsband.com",
  #   "facebook_link": "https://www.facebook.com/GunsNPetals",
  #   "seeking_venue": True,
  #   "seeking_description": "Looking for shows to perform at in the San Francisco Bay Area!",
  #   "image_link": "https://images.unsplash.com/photo-1549213783-8284d0336c4f?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=300&q=80"
  # }
  # TODO: populate form with fields from artist with ID <artist_id>
  return render_template('forms/edit_artist.html', form=form, artist=artist)

@app.route('/artists/<int:artist_id>/edit', methods=['POST'])
def edit_artist_submission(artist_id):
  # TODO: take values from the form submitted, and update existing
  # artist record with ID <artist_id> using the new attributes
  form = ArtistForm(request.form)
  artist = Artist.query.get_or_404(artist_id)

  artist.name = form.name.data
  artist.genres = ",".join(form.genres.data)
  artist.city = form.city.data
  artist.state = form.state.data
  artist.phone = form.phone.data
  artist.website_link = form.website_link.data
  artist.facebook_link = form.facebook_link.data
  artist.seeking_venue =  form.seeking_venue.data
  artist.seeking_description = form.seeking_description.data
  artist.image_link = form.image_link.data

  artist={
    "id": artist_id,
    "name": artist.name,
    "genres": artist.genres,
    "city": artist.city,
    "state": artist.state,
    "phone": artist.phone,
    "website": artist.website_link,
    "facebook_link": artist.facebook_link,
    "seeking_venue": artist.seeking_venue,
    "seeking_description": artist.seeking_description,
    "image_link": artist.image_link
  }

  try:
    db.session.commit()
    flash(f'Artist {artist_id} updated successfully!!!')

  except:
    db.session.rollback()
    flash(f'An error occured, artist {artist_id} not updated!!!')

  finally:
    db.session.close()

  return redirect(url_for('show_artist', artist_id=artist_id))

@app.route('/venues/<int:venue_id>/edit', methods=['GET'])
def edit_venue(venue_id):
  form = VenueForm()
  venue = Venue.query.get(venue_id)

  form.name.data = venue.name
  form.genres.data = venue.genres
  form.address.data = venue.address
  form.city.data = venue.city
  form.state.data = venue.state
  form.phone.data = venue.phone
  form.website_link.data = venue.website_link
  form.facebook_link.data = venue.facebook_link
  form.seeking_talent.data = venue.seeking_talent
  form.seeking_description.data = venue.seeking_description
  form.image_link.data = venue.image_link

  # venue={
  #   "id": 1,
  #   "name": "The Musical Hop",
  #   "genres": ["Jazz", "Reggae", "Swing", "Classical", "Folk"],
  #   "address": "1015 Folsom Street",
  #   "city": "San Francisco",
  #   "state": "CA",
  #   "phone": "123-123-1234",
  #   "website": "https://www.themusicalhop.com",
  #   "facebook_link": "https://www.facebook.com/TheMusicalHop",
  #   "seeking_talent": True,
  #   "seeking_description": "We are on the lookout for a local artist to play every two weeks. Please call us.",
  #   "image_link": "https://images.unsplash.com/photo-1543900694-133f37abaaa5?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=400&q=60"
  # }
  # TODO: populate form with values from venue with ID <venue_id>
  return render_template('forms/edit_venue.html', form=form, venue=venue)

@app.route('/venues/<int:venue_id>/edit', methods=['POST'])
def edit_venue_submission(venue_id):
  # TODO: take values from the form submitted, and update existing
  # venue record with ID <venue_id> using the new attributes

  form = VenueForm(request.form)
  venue = Venue.query.get(venue_id)

  venue.name = form.name.data
  venue.genres = ','.join(form.genres.data)
  venue.address = form.address.data
  venue.city = form.city.data
  venue.state = form.state.data
  venue.phone = form.phone.data
  venue.website_link = form.website_link.data
  venue.facebook_link = form.facebook_link.data
  venue.seeking_talent =  form.seeking_talent.data
  venue.seeking_description = form.seeking_description.data
  venue.image_link = form.image_link.data

  venue={
    "id": venue_id,
    "name": venue.name,
    "genres": venue.genres,
    "address": venue.address,
    "city": venue.city,
    "state": venue.state,
    "phone": venue.phone,
    "website": venue.website_link,
    "facebook_link": venue.facebook_link,
    "seeking_talent": venue.seeking_talent,
    "seeking_description": venue.seeking_description,
    "image_link": venue.image_link
  }

  try:
    db.session.commit()
    flash(f'Venue {venue_id} updated successfully!!!')

  except:
    db.session.rollback()
    flash(f'An error occured, venue {venue_id} not updated!!!')

  finally:
    db.session.close()

  return redirect(url_for('show_venue', venue_id=venue_id))

#  Create Artist
#  ----------------------------------------------------------------

@app.route('/artists/create', methods=['GET'])
def create_artist_form():
  form = ArtistForm()
  return render_template('forms/new_artist.html', form=form)

@app.route('/artists/create', methods=['POST'])
def create_artist_submission():
  # called upon submitting the new artist listing form
  # TODO: insert form data as a new Venue record in the db, instead
  # TODO: modify data to be the data object returned from db insertion

  form = ArtistForm(request.form)

  if form.validate():

    data = Artist(
      name = form.name.data,
      city = form.city.data,
      state = form.state.data,
      phone = form.phone.data,
      genres = ','.join(form.genres.data),
      image_link = form.image_link.data,
      facebook_link = form.facebook_link.data,
      website_link = form.website_link.data,
      seeking_venue = form.seeking_venue.data,
      seeking_description = form.seeking_description.data)

    try:
      db.session.add(data)
      db.session.commit()

      # on successful db insert, flash success
      flash('Artist ' + request.form['name'] + ' was successfully listed!')
      # TODO: on unsuccessful db insert, flash an error instead.
      # e.g., flash('An error occurred. Artist ' + data.name + ' could not be listed.')
    except:
      db.session.rollback()
      flash('An error occurred. Artist ' + data.name + ' could not be listed.')

    finally:
      db.session.close()

  else:
    for field, message in form.errors.items():
      flash(f'An error occured({message}). Kindly check the following field: {field}.')

  return render_template('pages/home.html')


#  Shows
#  ----------------------------------------------------------------

@app.route('/shows')
def shows():
  # displays list of shows at /shows
  # TODO: replace with real venues data.

  data = []

  shows_query = Show.query.all()

  for show in shows_query:
    data.append({
      "venue_id": show.venue_id,
      "venue_name": Venue.query.get(show.venue_id).name,
      "artist_id": show.artist_id,
      "artist_name": Artist.query.get(show.artist_id).name,
      "artist_image_link": Artist.query.get(show.artist_id).image_link,
      "start_time": str(show.start_time)
    })

  # data = db.session.query(Show, Artist, Venue)\
  #   .join(Artist, Artist.id == Show.artist_id)\
  #     .join(Venue, Venue.id == Show.venue_id).all()

  # data = db.session.query(Show).join(Artist).join(Venue).all()

  # data=[{
  #   "venue_id": 1,
  #   "venue_name": "The Musical Hop",
  #   "artist_id": 4,
  #   "artist_name": "Guns N Petals",
  #   "artist_image_link": "https://images.unsplash.com/photo-1549213783-8284d0336c4f?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=300&q=80",
  #   "start_time": "2019-05-21T21:30:00.000Z"
  # }, {
  #   "venue_id": 3,
  #   "venue_name": "Park Square Live Music & Coffee",
  #   "artist_id": 5,
  #   "artist_name": "Matt Quevedo",
  #   "artist_image_link": "https://images.unsplash.com/photo-1495223153807-b916f75de8c5?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=334&q=80",
  #   "start_time": "2019-06-15T23:00:00.000Z"
  # }, {
  #   "venue_id": 3,
  #   "venue_name": "Park Square Live Music & Coffee",
  #   "artist_id": 6,
  #   "artist_name": "The Wild Sax Band",
  #   "artist_image_link": "https://images.unsplash.com/photo-1558369981-f9ca78462e61?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=794&q=80",
  #   "start_time": "2035-04-01T20:00:00.000Z"
  # }, {
  #   "venue_id": 3,
  #   "venue_name": "Park Square Live Music & Coffee",
  #   "artist_id": 6,
  #   "artist_name": "The Wild Sax Band",
  #   "artist_image_link": "https://images.unsplash.com/photo-1558369981-f9ca78462e61?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=794&q=80",
  #   "start_time": "2035-04-08T20:00:00.000Z"
  # }, {
  #   "venue_id": 3,
  #   "venue_name": "Park Square Live Music & Coffee",
  #   "artist_id": 6,
  #   "artist_name": "The Wild Sax Band",
  #   "artist_image_link": "https://images.unsplash.com/photo-1558369981-f9ca78462e61?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=794&q=80",
  #   "start_time": "2035-04-15T20:00:00.000Z"
  # }]
  return render_template('pages/shows.html', shows=data)

@app.route('/shows/create')
def create_shows():
  # renders form. do not touch.
  form = ShowForm()
  return render_template('forms/new_show.html', form=form)

@app.route('/shows/create', methods=['POST'])
def create_show_submission():
  # called to create new shows in the db, upon submitting new show listing form
  # TODO: insert form data as a new Show record in the db, instead

  form = ShowForm(request.form)

  data = Show(
  venue_id = form.venue_id.data,
  artist_id = form.artist_id.data,
  start_time = str(form.start_time.data))

  # on successful db insert, flash success
  try:
    db.session.add(data)
    db.session.commit()
    flash('Show was successfully listed!')
    # TODO: on unsuccessful db insert, flash an error instead.
    # e.g., flash('An error occurred. Show could not be listed.')
    # see: http://flask.pocoo.org/docs/1.0/patterns/flashing/
  except:
    db.session.rollback()
    flash('An error occurred. Show could not be listed.')

  finally:
    db.session.close()


  return render_template('pages/home.html')

@app.errorhandler(404)
def not_found_error(error):
    return render_template('errors/404.html'), 404

@app.errorhandler(500)
def server_error(error):
    return render_template('errors/500.html'), 500


if not app.debug:
    file_handler = FileHandler('error.log')
    file_handler.setFormatter(
        Formatter('%(asctime)s %(levelname)s: %(message)s [in %(pathname)s:%(lineno)d]')
    )
    app.logger.setLevel(logging.INFO)
    file_handler.setLevel(logging.INFO)
    app.logger.addHandler(file_handler)
    app.logger.info('errors')

#----------------------------------------------------------------------------#
# Launch.
#----------------------------------------------------------------------------#

# Default port:
if __name__ == '__main__':
    app.run()

# Or specify port manually:
'''
if __name__ == '__main__':
    port = int(os.environ.get('PORT', 5000))
    app.run(host='0.0.0.0', port=port)
'''