fix: Add banquet fixes (#1272)

## Describe your changes

Fixes: #

banquet/functions.py

@@ -1,34 +1,34 @@
 from django.urls import reverse
-from django.core.mail import send_mail
 
+from util.email import send_mail
 
-def send_invitation_mail(invitation, name, date, location, link, email):
+
+def send_invitation_mail(request, invitation, name, date, location, link, email, fair):
     """Send banquet invitation mail"""
-    send_mail(
-        "Your invite to the banquet",
-        "Hello "
-        + str(name)
-        + "!\n"
-        + "You have been invited to the Grand Banquet of THS Armada.\n"
-        + "The banquet takes place "
-        + str(date)
-        + " at "
-        + str(location)
-        + ". \nAccess your invitation with the following link:\n"
-        + link
-        + "\n\nSee you at the banquet!\n"
-        + "Best Regards,\n"
-        + "The Banquet Team of THS Armada 2023",
-        "Armada Banquet <[email protected]>",
-        [email],
-        fail_silently=True,
-    )
+    try:
+        send_mail(
+            request,
+            template="banquet/email/invitation.html",
+            context={
+                "name": name,
+                "date": date,
+                "location": location,
+                "link": link,
+                "year": fair.year,
+            },
+            subject="Initial registration received!",
+            to=[email],
+            # file_paths=[settings.MEDIA_ROOT + signature.contract.contract.url[6:]],
+        )
+    except Exception as e:
+        print("Failed to send email: ", e)
+        return
 
     invitation.has_sent_mail = True
     invitation.save()
 
 
-def send_confirmation_email(request, invitation, name, email_address):
+def send_confirmation_email(request, invitation, name, email_address, fair):
     """Send banquet confirmation mail"""
 
     if invitation.has_sent_mail:
@@ -61,5 +61,12 @@ def send_confirmation_email(request, invitation, name, email_address):
         )
 
     send_invitation_mail(
-        invitation, name, banquet.date, banquet.location, link, email_address
+        request,
+        invitation,
+        name,
+        banquet.date,
+        banquet.location,
+        link,
+        email_address,
+        fair,
     )

banquet/views.py

@@ -753,7 +753,7 @@ def manage_import_invitations(request, year, banquet_pk):
 
                     if send_mail:
                         send_confirmation_email(
-                            request, invitation, invite["name"], invite["email"]
+                            request, invitation, invite["name"], invite["email"], fair
                         )
 
                         invitation.has_sent_mail = True
@@ -885,7 +885,7 @@ def manage_invitation_form(request, year, banquet_pk, invitation_pk=None):
 
         # Automatically send invite email if it hasn't been sent before
         if send_mail and not has_sent_mail:
-            send_confirmation_email(request, invitation, name, email_address)
+            send_confirmation_email(request, invitation, name, email_address, fair)
             form.instance.has_sent_mail = True
             form.save()
 
@@ -907,8 +907,10 @@ def manage_participant(request, year, banquet_pk, participant_pk):
     participant = get_object_or_404(Participant, banquet=banquet, pk=participant_pk)
 
     try:
-        invitation_status = participant.invitation_set.first().status
+        invitation = participant.invitation_set.first()
+        invitation_status = invitation.status
     except:
+        invitation = None
         invitation_status = None
 
     return render(
@@ -917,6 +919,7 @@ def manage_participant(request, year, banquet_pk, participant_pk):
         {
             "fair": fair,
             "banquet": banquet,
+            "invitation": invitation,
             "participant": {
                 "pk": participant.pk,
                 "name": (
@@ -1213,7 +1216,9 @@ def send_invitation_button(request, year, banquet_pk, invitation_pk):
         },
     )
 
-    send_invitation_mail(invitation, name, banquet.date, banquet.location, link, email)
+    send_invitation_mail(
+        request, invitation, name, banquet.date, banquet.location, link, email, fair
+    )
 
     return render(
         request,
@@ -1614,10 +1619,12 @@ def export_participants(request, year, banquet_pk):
             "Seat",
             "Dietary restrictions",
             "Other dietary restrictions",
+            "Dietary preferences",
             "invitation",
             "checked_in",
         ]
     )
+
     for participant in (
         Participant.objects.select_related("seat")
         .select_related("seat__table")
@@ -1633,6 +1640,7 @@ def export_participants(request, year, banquet_pk):
                 participant.seat,
                 ", ".join(str(x) for x in participant.dietary_restrictions.all()),
                 participant.other_dietary_restrictions,
+                participant.dietary_preference,
                 "https://ais.armada.nu/banquet/" + participant.token,
                 participant.ticket_scanned,
             ]

templates/banquet/email/invitation.html

@@ -0,0 +1,30 @@
+{% extends "email/base.html" %}
+
+{% block content %}
+<p style="font-size:16px;line-height:24px;margin:16px 0;color:#525f7f;text-align:left">
+	Hello {{ name }}!
+</p>
+<p style="font-size:16px;line-height:24px;margin:16px 0;color:#525f7f;text-align:left">
+	You have been invited to the Grand Banquet of THS Armada.
+</p>
+{% include 'email/button.html' with content="Go to invitation" url=link %}
+{% include 'email/divider.html' %}
+<ul>
+	<li style="font-size:16px;line-height:24px;margin:16px 0;color:#525f7f;text-align:left">
+		Time: {{ date|date:"Y-m-d" }} {{ date|date:"H:i" }}.
+	</li>
+	<li style="font-size:16px;line-height:24px;margin:16px 0;color:#525f7f;text-align:left">
+		Location: {{ location }}.
+	</li>
+	<li style="font-size:16px;line-height:24px;margin:16px 0;color:#525f7f;text-align:left">
+		Please note that this is an automatic email, and you cannot respond to this email.
+		You can always reach out to {% include 'email/link.html' with url='mailto:[email protected]' text='[email protected]' %} if you have any questions. 
+	</li>
+</ul>
+<p style="font-size:16px;line-height:24px;margin:16px 0;color:#525f7f;text-align:left">
+	See you at the banquet!
+</p>
+<p style="font-size:16px;line-height:24px;margin:16px 0;color:#525f7f;text-align:left">
+	The Banquet Team of THS Armada {{ year }}
+</p>
+{% endblock %}

templates/banquet/manage_participant.html

@@ -44,11 +44,21 @@ <h1>{{ banquet.name }} – Participant</h1>
 	</p>
 
 	<h2>Ticket link</h2>
-	{% if banquet.background %}
-	<p>Give the following link to the participant.</p>
-
-	<input type="text" value="https://ais.armada.nu{% url 'banquet_participant_display' participant.token %}" />
+
+	{% if invitation %}
+		{% if invitation.user is None %}
+			<p>Give the following link to the participant.</p>
+			<input type="text" value="https://ais.armada.nu{% url 'banquet_participant_display' participant.token %}" />
+		{% else %}
+			<p>This invitation is tied to a user account. Ask {{ invitation.user.get_full_name }} to sign in to the AIS and click Banquet in the menu.</p>
+		{% endif %}
+
+		{% if invitation.has_sent_mail %}
+			<a href="{% url 'banquet_send_invitation_button' fair.year banquet.pk invitation.pk %}" class="btn btn-default" onclick="return confirm('An invite mail has already been sent to this person. Send again?')">Send invitation mail (already sent)</a>
+		{% else %}
+			<a href="{% url 'banquet_send_invitation_button' fair.year banquet.pk invitation.pk %}" class="btn btn-default">Send invitation mail</a>
+		{% endif %}
 	{% else %}
-	<p>Before the generated links can work, a background image needs to be uploaded (ask an IT admin) for the banquet.</p>
+		<p class="text-danger">The participant has no invitation.</p>
 	{% endif %}
 {% endblock %}

templates/banquet/participant_display.html

@@ -11,11 +11,17 @@
 	</head>
 
 	<body>
+		{% if not participant.banquet.background %}
+			<h1><span style="color: red;">Warning:</span> background image not uploaded!</h1>
+		{% endif %}
+
 		<div class="container" style="max-width: 900px;">
 			<style type="text/css">
 				#map
 				{
-					background-image: url('{{ participant.banquet.background.url }}');
+					{% if participant.banquet.background %}
+						background-image: url('{{ participant.banquet.background.url }}');
+					{% endif %}
 					background-size: cover;
 					width: 100%;
 					height: 300px;

util/email.py

@@ -44,3 +44,4 @@ def send_mail(
         email.send()
     except Exception as e:
         print("Failed to send email: ", e)
+        raise e