60 lines
2.0 KiB
Python
60 lines
2.0 KiB
Python
from flask import render_template, flash, redirect, url_for
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from flask_login import login_required, current_user
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from flask_wtf import FlaskForm
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from wtforms import StringField, validators
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from app.config import ADMIN_EMAIL
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from app.dashboard.base import dashboard_bp
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from app.db import Session
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from app.email_utils import send_email
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from app.models import LifetimeCoupon
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class CouponForm(FlaskForm):
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code = StringField("Coupon Code", validators=[validators.DataRequired()])
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@dashboard_bp.route("/lifetime_licence", methods=["GET", "POST"])
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@login_required
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def lifetime_licence():
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if current_user.lifetime:
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flash("You already have a lifetime licence", "warning")
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return redirect(url_for("dashboard.index"))
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# user needs to cancel active subscription first
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# to avoid being charged
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sub = current_user.get_paddle_subscription()
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if sub and not sub.cancelled:
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flash("Please cancel your current subscription first", "warning")
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return redirect(url_for("dashboard.index"))
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coupon_form = CouponForm()
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if coupon_form.validate_on_submit():
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code = coupon_form.code.data
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coupon: LifetimeCoupon = LifetimeCoupon.get_by(code=code)
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if coupon and coupon.nb_used > 0:
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coupon.nb_used -= 1
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current_user.lifetime = True
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current_user.lifetime_coupon_id = coupon.id
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if coupon.paid:
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current_user.paid_lifetime = True
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Session.commit()
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# notify admin
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send_email(
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ADMIN_EMAIL,
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subject=f"User {current_user} used lifetime coupon({coupon.comment}). Coupon nb_used: {coupon.nb_used}",
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plaintext="",
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html="",
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)
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flash("You are upgraded to lifetime premium!", "success")
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return redirect(url_for("dashboard.index"))
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else:
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flash(f"Code *{code}* expired or invalid", "warning")
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return render_template("dashboard/lifetime_licence.html", coupon_form=coupon_form)
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