Add custom dashboard buttons (#17)

Introduce model
Introduce admin interface
Show buttons on dashboard start page

AKDashboard/admin.py

-# Register your models here.
+from django.contrib import admin
+from AKDashboard.models import DashboardButton
+
+
+@admin.register(DashboardButton)
+class DashboardButtonAdmin(admin.ModelAdmin):
+    list_display = ['text', 'url', 'event']
+    list_filter = ['event']
+    search_fields = ['text', 'url']
+    list_display_links = ['text']

AKDashboard/migrations/0001_initial.py

+# Generated by Django 2.2.6 on 2020-01-12 23:30
+
+from django.db import migrations, models
+import django.db.models.deletion
+import fontawesome_5.fields
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+        ('AKModel', '0026_akslot_updated'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='DashboardButton',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('text', models.CharField(help_text='Text that will be shown on the button', max_length=50, verbose_name='Text')),
+                ('url', models.URLField(help_text='URL this button links to', verbose_name='Link URL')),
+                ('icon', fontawesome_5.fields.IconField(blank=True, default='external-link-alt', help_text='Symbol represeting this button.', max_length=60, verbose_name='Icon')),
+                ('color', models.PositiveSmallIntegerField(choices=[(0, 'primary'), (1, 'success'), (2, 'info'), (3, 'warning'), (4, 'danger')], default=0, help_text='Style (Color) of this button (bootstrap class)', verbose_name='Button Style')),
+                ('event', models.ForeignKey(help_text='Event this button belongs to', on_delete=django.db.models.deletion.CASCADE, to='AKModel.Event', verbose_name='Event')),
+            ],
+            options={
+                'verbose_name': 'Dashboard Button',
+                'verbose_name_plural': 'Dashboard Buttons',
+            },
+        ),
+    ]

AKDashboard/models.py

-# Create your models here.
+from django.db import models
+from django.utils.translation import gettext_lazy as _
+from fontawesome_5.fields import IconField
+
+from AKModel.models import Event
+
+
+class DashboardButton(models.Model):
+    class Meta:
+        verbose_name = _("Dashboard Button")
+        verbose_name_plural = _("Dashboard Buttons")
+
+    COLOR_CHOICES = (
+        (0, "primary"),
+        (1, "success"),
+        (2, "info"),
+        (3, "warning"),
+        (4, "danger"),
+    )
+
+    text = models.CharField(max_length=50, blank=False, verbose_name=_("Text"),
+                    help_text=_("Text that will be shown on the button"))
+    url = models.URLField(blank=False, verbose_name=_("Link URL"), help_text=_("URL this button links to"))
+    icon = IconField(default="external-link-alt", verbose_name=_("Icon"), help_text="Symbol represeting this button.")
+    color = models.PositiveSmallIntegerField(choices=COLOR_CHOICES, default=0, blank=False,
+                    verbose_name=_("Button Style"), help_text=_("Style (Color) of this button (bootstrap class)"))
+    event = models.ForeignKey(to=Event, on_delete=models.CASCADE, blank=False, null=False,
+                    verbose_name=_("Event"), help_text=_("Event this button belongs to"))
+
+    def __str__(self):
+        return f"{self.text} ({self.event})"

AKDashboard/templates/AKDashboard/dashboard.html

@@ -48,6 +48,15 @@
                         </div>
                     </a>
                 {% endif %}
+                {% for button in event.dashboardbutton_set.all %}
+                    <a class="dashboard-box btn btn-{{ button.get_color_display }}"
+                       href="{{ button.url }}">
+                        <div class="col-sm-12 col-md-3 col-lg-2 dashboard-button">
+                            {% if button.icon %}<span class="fa">{{ button.icon.as_html }}</span>{% endif %}
+                            <span class='text'>{{ button.text }}</span>
+                        </div>
+                    </a>
+                {% endfor %}
             </div>
             {% if event.contact_email %}
                 <p>