feat: show previous and current day of week for shifts between 0 and 6

shiftregister/app/templates/partials/shift_listitem.html

@@ -7,7 +7,7 @@
             <em>gelöscht</em><br>
 {% endif %}
             <strong>Ort:</strong> {{ shift.room.name }}<br>
-            <strong>Beginn:</strong> {{ shift.start_at }}<br>
+            <strong>Beginn:</strong> {{ shift.start_at }}{% with shift.start_at|night_from_to as night %}{% if night %} ({{ night }}){% endif %}{% endwith %}<br>
             <strong>Dauer:</strong> {{ shift.duration|duration }}<br>
             <strong>Belegung:</strong> {{ shift.registration_count }}/{{ shift.required_helpers|default:shift.room.required_helpers }}
         </div>

shiftregister/app/templates/shift.html

@@ -24,7 +24,7 @@
     <div class="content">
         <p>
             <strong>Ort:</strong> <a href="{% url 'pages:view' 'map' %}#{{ shift.room.name|slugify }}">{{ shift.room.name }} 📍</a><br>
-            <strong>Beginn:</strong> {{ shift.start_at }}<br>
+            <strong>Beginn:</strong> {{ shift.start_at }}{% with shift.start_at|night_from_to as night %}{% if night %} ({{ night }}){% endif %}{% endwith %}<br>
             <strong>Dauer:</strong> {{ shift.duration|duration }}<br>
             <strong>Treffpunkt:</strong> {{ shift.room.meeting_location|linebreaksbr }}<br>
             <strong>Belegung:</strong> {{ shift.registration_count }}/{{ shift.required_helpers|default:shift.room.required_helpers }}

shiftregister/app/templatetags/shift_extras.py

@@ -1,4 +1,7 @@
+from datetime import datetime, timedelta
+
 from django import template
+from django.utils import timezone
 
 register = template.Library()
 
@@ -11,3 +14,18 @@ def duration(value):
         secs = secs % (hours * 60 * 60)
     minutes = secs // 60
     return f"{hours}:{minutes:02d}h"
+
+
+@register.filter(name="night_from_to")
+def night_from_to(value):
+    if not isinstance(value, datetime):
+        raise ValueError("value must be a datetime object")
+
+    value = value.astimezone(timezone.get_current_timezone())
+
+    if value.hour < 6:
+        date = value.date()
+        days = ["Mo", "Di", "Mi", "Do", "Fr", "Sa", "So"]
+        return f"{days[(date-timedelta(days=1)).weekday()]}\u2192{days[date.weekday()]}"
+
+    return ""

shiftregister/fallback/templates/my_fallback_shifts.html

@@ -70,7 +70,14 @@ Diese Schichtzuteilung wurde maschinell erstellt und ist auch ohne Unterschrift
 {% with assignment.shift as shift %}
         <tr{% if shift.registration_count == shift.required_helpers|default:shift.room.required_helpers or assignment.was_full %} class="has-text-grey" style="text-decoration: line-through;"{% endif %}>
             <td>{{ assignment.id }} {% if assignment.traded_to %}*{% endif %}</td>
-            <td>{{ shift.start_at }}</td>
+            <td>
+                {{ shift.start_at }}
+{% with shift.start_at|night_from_to as night %}
+{% if night %}
+                ({{ night }})
+{% endif %}
+{% endwith %}
+            </td>
             <td>{{ shift.duration|duration }}</td>
             <td>{{ shift.room.name }} </td>
             <td>

shiftregister/team/templates/partials/shift_box.html

@@ -1,3 +1,5 @@
+{% load shift_extras %}
+
 <a href="{% url 'team:shift' shift.pk %}">
     <div class="box">
         <div class="content">
@@ -5,7 +7,7 @@
             <em>gelöscht</em><br>
 {% endif %}
             <strong>Ort:</strong> <span class="{{ shift.event.calendar.needs_fallback|yesno:"is-underlined," }}">{{ shift.room.name }}</span><br>
-            <strong>Beginn:</strong> {{ shift.start_at }}<br>
+            <strong>Beginn:</strong> {{ shift.start_at }}{% with shift.start_at|night_from_to as night %}{% if night %} ({{ night }}){% endif %}{% endwith %}<br>
             <strong>Dauer:</strong> {{ shift.duration }}<br>
 {% if shift.event.calendar.restricted %}
             <strong>Nur Team:</strong> {{ shift.required_helpers|default:shift.room.required_helpers }}

shiftregister/team/templates/room_registrations.html

@@ -1,5 +1,7 @@
 {% extends "base.html" %}
 
+{% load shift_extras %}
+
 {% block title %}{{ room.name }}{% endblock %}
 
 {% block everything %}
@@ -16,7 +18,7 @@
             <tbody>
 {% for shift in shifts %}
                 <tr>
-                    <td>{{ shift.start_at }}</td>
+                    <td>{{ shift.start_at }}{% with shift.start_at|night_from_to as night %}{% if night %} ({{ night }}){% endif %}{% endwith %}</td>
                     <td>{% for reg in shift.valid_registrations.all %}{{ reg.helper.name }}{% if not forloop.last %}, {% endif %}{% endfor %}</td>
                 </tr>
 {% endfor %}

shiftregister/team/templates/shift_detail.html

@@ -1,5 +1,7 @@
 {% extends "base.html" %}
 
+{% load shift_extras %}
+
 {% block title %}Schichtdetails{% endblock %}
 
 {% block content %}
@@ -7,6 +9,11 @@
     {% if shift.deleted %}(gelöscht) {% endif %}
     <a href="{% url 'team:shift_room' shift.room.name %}">{{ shift.room.name }}</a>
     {{ shift.start_at }}
+{% with shift.start_at|night_from_to as night %}
+{% if night %}
+    ({{ night }})
+{% endif %}
+{% endwith %}
 {% if shift.event.calendar.restricted %}
     ({{ shift.required_helpers|default:shift.room.required_helpers }} Teamis)
 {% else %}