Send request mail

pflaenzli/mail.py

@@ -0,0 +1,25 @@
+from django.core.mail import EmailMessage, EmailMultiAlternatives
+from django.urls import reverse
+from django.template.loader import render_to_string
+
+
+def send_offer_email(request, offer, sender_user, recipient_user):
+    html_content = render_to_string('user/trade/offer_email.html',
+                                    {'request': request, 'offer': offer, 'sender_user': sender_user, 'recipient_user': recipient_user})
+    plain_text = get_offer_text(request, offer, sender_user, recipient_user)
+
+    message = EmailMultiAlternatives(
+        f'{sender_user.username} wants to trade',
+        plain_text,
+        'no-reply@pflaenz.li',
+        [recipient_user.email],
+        reply_to=[sender_user.email],
+    )
+
+    message.attach_alternative(html_content, 'text/html')
+
+    message.send()
+
+
+def get_offer_text(request, offer, sender_user, recipient_user):
+    return f"Hello {recipient_user.username},\n\nThe user {sender_user.username} would like to trade '{offer.title}' with you!\n\nIf you would like to trade with {sender_user.username}, just reply to this email to get in touch with them.\n\nYou can also view their offers here: {request.scheme}://{request.get_host()}{reverse('user_detail', args=[sender_user.id])}"

pflaenzli/templates/offer/detail.html

@@ -83,6 +83,6 @@
                 </ul>
             {% endif %}
         </div>
-        <a class="btn btn-pfl mb-3" href="{% url 'trade' offer.id %}">Offer trade</a>
+        <a class="btn btn-pfl mb-3" href="{% url 'offer_trade' offer.id %}">Offer trade</a>
     {% endif %}
 {% endblock %}

pflaenzli/templates/user/trade/offer_email.html

@@ -0,0 +1,5 @@
+<p>Hello {{ recipient_user.username }}</p>
+<h1>{{ sender_user.username }} wants to trade '{{ offer.title }}'!</h1>
+<p>Checkout their offers:</p>
+<a href="{{ request.scheme }}://{{ request.get_host }}{% url 'user_detail' sender_user.id %}">Link</a>
+<p>Just reply to get in contact witj to start trading with {{ sender_user.username }}.</p>

pflaenzli/templates/user/trade/offer_email.html.twig

@@ -1,5 +0,0 @@
-<h1>{{ user.username }} wants to trade!</h1>
-
-<p>Checkout {{ user.username}}'s offers:</p>
-<a href="{{ url('user_public', {'urlId': urlId}) }}">Link</a>
-<p>Reply to this email to start trading.</p>

pflaenzli/views.py

@@ -2,10 +2,12 @@ from django.shortcuts import render, get_object_or_404, redirect
 from django.utils import timezone
 from django.contrib import messages
 from django.contrib.auth.decorators import login_required
+from django.contrib.auth.models import User
 from django.http import HttpResponseForbidden
 
 from .forms import CreateOfferForm
 from .models import Offer, Wish
+from .mail import send_offer_email
 from .upload import generate_unique_filename
 
 
@@ -77,7 +79,17 @@ def offer_edit(request, offer_id):
 
 @login_required
 def offer_trade(request, offer_id):
-    return 0
+    offer = get_object_or_404(Offer, id=offer_id)
+    sender = request.user
+    recipient = offer.user
+
+    if sender != recipient:
+        send_offer_email(request, offer, sender, recipient)
+        messages.success(request, f"{recipient.username} was successfully notified")
+    else:
+        messages.error(request, "You can't trade with yourself!")
+
+    return redirect("offer_detail", offer_id)
 
 
 def user_detail(request, user_id):