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app.py
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app.py
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from locale import currency
import os
import pdb
from flask import Flask, render_template, flash, redirect, session, jsonify,request,send_file
from flask_debugtoolbar import DebugToolbarExtension
from sqlalchemy.exc import IntegrityError
from models import Teacher, Student,db,connect_db,Quote
from forms import AddCustomer,StudentLogin,TeacherInvoice,QuoteForm
from helper_functions import convert_quote
import stripe
import json
#PSQL_CONNECTION_STRING=os.getenv('PSQL_CONNECTION_STRING')
DOMAIN="http://127.0.0.1:5000"
DATABASE_CONNECTION_STRING=os.getenv('DATABASE_CONNECTION_STRING')
app = Flask(__name__)
app.config['SQLALCHEMY_DATABASE_URI'] = (
os.environ.get('DATABASE_URL',
DATABASE_CONNECTION_STRING))
app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
app.config['SQLALCHEMY_ECHO'] = False
app.config['DEBUG_TB_INTERCEPT_REDIRECTS'] = True
app.config['SECRET_KEY'] = os.environ.get('SECRET_KEY', "it's a secret")
app.config['DEBUG_TB_INTERCEPT_REDIRECTS'] = False
toolbar = DebugToolbarExtension(app)
connect_db(app)
db.create_all()
@app.route('/')
def homepage():
return render_template('index.html')
@app.route("/about")
def load_about():
return render_template("about.html")
@app.route('/logout')
def logout():
if "curr_user" in session:
session.pop("curr_user")
flash("See you next time!","success")
return redirect("/")
#####################################Student Routes
@app.route('/student/signup',methods=["GET","POST"])
def add_student():
form=AddCustomer()
if form.validate_on_submit():
try:
new_student=Student.signup(
username=form.username.data,
email=form.email.data,
password=form.password.data
)
db.session.commit()
session["curr_user"]=new_student.id
session["student"]=True
return redirect('/get-started/payment')
except IntegrityError as err:
print(err)
db.session.rollback()
existing = Student.query.filter_by(email=form.email.data).first()
flash('* EMAIL IN USE: {} *'.format(existing.email))
return redirect('/get-started/auth')
return render_template('add_student.html',form=form)
###########################teacher routes
@app.route('/teacher/signup',methods=["GET","POST"])
def add_teacher():
form=AddCustomer()
if form.validate_on_submit():
try:
new_teacher_acct=Teacher.signup(
form
)
session["curr_user"]=new_teacher_acct["new_account"]["id"]
session["teacher"]=True
return redirect(new_teacher_acct["acc_link"]["url"])
except IntegrityError as err:
db.session.rollback()
existing = Teacher.query.filter_by(email=form.email.data).first()
flash('* EMAIL IN USE: {} *'.format(existing.email))
return redirect('/teacher/signup')
return render_template('add_teacher.html',form=form)
@app.route("/teacher/signup/success",methods=["GET","POST"])
def signup_successful():
flash("Signup Successful","success")
return redirect(f'/teacher/{session["curr_user"]}/profile')
######Invoices Created By Teachers#############
@app.route("/teacher/invoice",methods=["GET","POST"])
def teacher_invoice():
form = TeacherInvoice()
if "curr_user" not in session:
flash("You need to be logged in","danger")
return redirect("/")
teacher=Teacher.query.filter_by(account_id=session["curr_user"]).first()
if form.validate_on_submit():
try:
new_student=Student.signup(form,teacher)
if new_student is None:
raise Exception("Student already added")
quote=Student.create_quote(new_student,form,session["curr_user"])
if quote.get("error",False):
flash("There was an issue making the Invoice","danger")
return redirect(f'/teacher/{teacher.account_id}/profile')
return redirect("/teacher/quote/download")
except Exception as e:
flash("Student Already Added", "danger")
return redirect(f'/teacher/{teacher.account_id}/profile')
return render_template("invoice_form.html",form=form,teacher=teacher)
@app.route("/teacher/quote/download")
def teacher_quote():
return send_file("tmp.pdf")
@app.route("/teacher/login", methods=["GET","POST"])
def teacher_login():
form=StudentLogin()
if form.validate_on_submit():
password=form.password.data
username=form.username.data
teacher=Teacher.authentication(username,password)
if teacher:
session["curr_user"]=teacher.account_id
session["subscription_status"]=teacher.account_status
session["teacher"]=True
flash("You've logged in!","success")
return redirect("/")
else:
flash("Hmmm, password or username are incorrect","danger")
return redirect("/teacher/login")
return render_template("teacher_login.html",form=form)
@app.route("/convert_quote",methods=["POST", "GET"])
def quote_list():
form=QuoteForm()
if form.validate_on_submit():
data=request.form
student_email='%' + data['student_email']+'%'
try:
student=Student.query.filter(Student.email.like(student_email)).first()
if (student.quote[0].quote_status=='accepted'):
raise Exception
quote=stripe.Quote.retrieve(student.quote[0].stripeid,
stripe_account=student.teacher[0].account_id
)
line_items=stripe.Quote.list_line_items(quote["id"],
stripe_account=student.teacher[0].account_id
)
description=line_items["data"][0]['description']
session["quote_id"]=quote["id"]
session["quote_amount"]=quote["amount_total"]
session["account_id"]=student.teacher[0].account_id
session["student_id"]=student.stripe_id
if student is None:
raise Exception
return render_template("convert_quote.html",form=form,quote=quote,student=student,description=description)
except Exception as e:
flash("There are no open quotes for this student", "danger")
return redirect("/convert_quote")
return render_template("convert_quote.html",form=form)
@app.route("/handle_quote",methods=["post"])
def handle_quote():
try:
setupIntent=stripe.SetupIntent.create(
customer=session["student_id"],
payment_method_types=["bancontact", "card", "ideal"],
stripe_account=session["account_id"]
)
session["setupIntent_id"]=setupIntent["id"]
session["client_secret"]=setupIntent['client_secret']
except Exception as e:
flash("There was an issue accepting the quote","danger")
redirect("/handle_quote")
return redirect("/checkout")
@app.route("/checkout",methods=["POST","GET"])
def handle_checkout():
if "curr_user" not in session:
flash("You must be logged in to access this page","danger");
return redirect("/")
return render_template("checkout.html",clientSecret=session["client_secret"])
@app.route("/config",methods=["GET"])
def config_details():
return jsonify(client_secret=session["client_secret"],account_id=session["account_id"])
@app.route("/checkout_successful",methods=["GET","POST"])
def checkout():
flash("Payment Successful","success")
quoteResp=stripe.Quote.accept(
session["quote_id"],
stripe_account=session["account_id"]
)
setup_intent=stripe.SetupIntent.retrieve(session["setupIntent_id"],stripe_account=session["account_id"])
stripe.Customer.modify(
session["student_id"],
invoice_settings={
"default_payment_method":setup_intent.payment_method
},
stripe_account=session["account_id"]
)
return redirect("/")
@app.route("/teacher/<account_id>/profile",methods=["GET","POST"])
def teacher_profile(account_id):
if "curr_user" not in session:
flash("You need to be logged in.", "danger")
return redirect("/")
teacher=Teacher.query.filter_by(account_id=account_id).first()
balance=stripe.Balance.retrieve(stripe_account=teacher.account_id)
available=balance["available"][0]["amount"]/100
pending=balance["pending"][0]["amount"]/100
return render_template("teacher_profile.html",teacher=teacher,available_bal=available,pending_bal=pending)
@app.route("/webhook",methods=["POST"])
def webhook_received():
WEBHOOK_SECRET=os.getenv('WEBHOOK_SECRET')
incoming_data=json.loads(request.data)
if WEBHOOK_SECRET:
# Retrieve the event by verifying the signature using the raw body and secret if webhook signing is configured.
signature = request.headers.get('stripe-signature')
try:
event = stripe.Webhook.construct_event(
payload=request.data,
sig_header=signature,
secret=WEBHOOK_SECRET
)
data = event['data']
except Exception as e:
return e
# Get the type of webhook event sent - used to check the status of PaymentIntents.
event_type = event['type']
else:
data = incoming_data['data']
event_type = incoming_data['type']
data_object = data['object']
if event_type == "customer.subscription.created":
#webhook updates student subscription information and status to active
student=Student.query.filter_by(stripe_id=data_object["customer"]).first()
Student.handle_subscription_created(student.stripe_id,data_object)
return jsonify({"status":'success'}), 200
if event_type=="customer.subscription.updated":
#Webhook listens for subscriptions that become past_due
student=Student.query.filter(Student.subscription_id==data_object["id"]).first()
student.subscription_status=data_object["status"]
db.session.add(student)
db.session.commit()
return jsonify(student_id=student.stripe_id,subscription_status=student.subscription_status), 200
if event_type=="account.updated":
#during onboarding the account status of the teacher will be `restricted`, until the webhook confirms all details are submited
try:
teacher=Teacher.query.filter(Teacher.account_id == data_object["id"], Teacher.account_status != 'complete').first()
if teacher is None:
raise Exception("Teacher status is already complete")
if data_object["details_submitted"]:
teacher.account_status="complete"
db.session.add(teacher)
db.session.commit()
except Exception as e:
return e
if event_type =="quote.finalized" or "quote.accepted":
try:
quote=Quote.query.filter(Quote.stripeid == data_object["id"]).first()
if quote is None:
raise Exception("Quote not found")
quote.quote_status=data_object["status"]
db.session.add(quote)
db.session.commit()
except Exception as e:
return e
return jsonify({'status': 'success'})