import os

from flask import Blueprint, render_template, request, flash, redirect, url_for
from flask_login import login_required, current_user
from werkzeug.security import generate_password_hash, check_password_hash
from werkzeug.utils import secure_filename
from .models import User
from . import db

from . import alphagen as ag

dashboards = Blueprint('dashboards', __name__)

# Main Pages
@dashboards.route('/', methods=['GET', 'POST'])
def market():
    return render_template('market.html', user=current_user)
	
@dashboards.route('/profile', methods=['GET', 'POST'])
@login_required
def profile():
    # fetch post request
    if request.method == "POST":
        cpasswd = request.form.get('current_password')
        passwd = request.form.get('password')
        passwd_con = request.form.get('password_confirm')

        # password check before update
        if passwd and passwd_con and cpasswd:
            if passwd == passwd_con and check_password_hash(current_user.password, cpasswd):
                npasswd_dbcall = User.query.filter_by(id=current_user.id).first()
                npasswd_dbcall.password = generate_password_hash(passwd_con, method='sha256')
                db.session.commit()
                flash('Updated password!', category='success')
            else:
                flash('Password update failed!', category='error')

    return render_template('profile.html', user=current_user)

@dashboards.route('/create_art', methods=['GET', 'POST'])
#login_required
def create():
    UPLOAD_FOLDER = 'app/static/incoming'
    ALLOWED_EXT = {'png', 'jpg', 'jpeg'}

    # Checks file for allowed extension
    def allowed_file(filename):
        return '.' in filename and \
                filename.rsplit('.', 1)[1].lower() in ALLOWED_EXT

    # check POST req
    if request.method == "POST":
        new_art = request.files.get('art_img')

        if new_art and new_art.filename != '' and allowed_file(new_art.filename):
            sfn = secure_filename(new_art.filename) # strips any slashes
            ssfn, fx = os.path.splitext(sfn) # ensures that internal filenames are not
            rsfn = ag.gen_alphanum() # known to users.
            ffn = f'{rsfn}{fx}'
            new_art.save(f'{UPLOAD_FOLDER}/{ffn}')


    return render_template('create_art.html', user=current_user)
	
# Pop Ups
@dashboards.route('/modal_home')
def modal_home():
    return render_template('detail_art_for_home.html', user=current_user)

@dashboards.route('/modal_profile')
def modal_profile():
    return render_template('detail_art_for_profile.html', user=current_user)