Try fixing the problem

CHANGELOG.md

@@ -1,3 +1,9 @@
+## Unreleased
+
+* New
+  * When adding session, pre-select game with the last session
+  * Date and time input fields now have proper pickers
+
 ## 0.2.4 / 2023-01-16 19:39+01:00
 
 * Fixed

src/web/tracker/forms.py

@@ -4,6 +4,23 @@ from .models import Game, Platform, Purchase, Session
 
 
 class SessionForm(forms.ModelForm):
+    custom_datetime_widget = forms.SplitDateTimeWidget(
+        date_format=("%d-%m-%Y"),
+        time_format=("%H:%M"),
+        date_attrs={"type": "date"},
+        time_attrs={"type": "time"},
+    )
+    timestamp_start = forms.SplitDateTimeField(
+        input_date_formats="['%d-%m-%Y]",
+        input_time_formats="['%H:%M']",
+        widget=custom_datetime_widget,
+    )
+    timestamp_end = forms.SplitDateTimeField(
+        input_date_formats="['%d-%m-%Y]",
+        input_time_formats="['%H:%M']",
+        widget=custom_datetime_widget,
+    )
+
     class Meta:
         model = Session
         fields = [
@@ -14,11 +31,27 @@ class SessionForm(forms.ModelForm):
             "note",
         ]
 
+        # fields_classes = {
+        #     "timestamp_start": custom_datetime_field,
+        #     "timestamp_end": custom_datetime_field,
+        # }
+        # widgets = {
+        #     "timestamp_start": custom_datetime_widget,
+        #     "timestamp_end": custom_datetime_widget,
+        # }
+
 
 class PurchaseForm(forms.ModelForm):
     class Meta:
         model = Purchase
         fields = ["game", "platform", "date_purchased", "date_refunded"]
+        custom_date_widget = forms.DateInput(
+            format=("%d-%m-%Y"), attrs={"type": "date"}
+        )
+        widgets = {
+            "date_purchased": custom_date_widget,
+            "date_refunded": custom_date_widget,
+        }
 
 
 class GameForm(forms.ModelForm):

src/web/tracker/models.py

@@ -81,7 +81,7 @@ class Session(models.Model):
 
     @property
     def last(self) -> Manager[Any]:
-        return Session.objects.all().order_by("timestamp_start")[:-1]
+        return Session.objects.all().order_by("timestamp_start")[0]
 
     def save(self, *args, **kwargs):
         if self.timestamp_start != None and self.timestamp_end != None:

src/web/tracker/templates/list_sessions.html

@@ -23,7 +23,7 @@
                     <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="self-center w-6 h-6 inline">
                         <path stroke-linecap="round" stroke-linejoin="round" d="M5.25 5.653c0-.856.917-1.398 1.667-.986l11.54 6.348a1.125 1.125 0 010 1.971l-11.54 6.347a1.125 1.125 0 01-1.667-.985V5.653z" />
                     </svg>
-                    {{ dataset.last.purchase }}
+                    {{ last.purchase }}
                 </button>
             </a>
             {% endif %}

src/web/tracker/views.py

@@ -22,7 +22,12 @@ def model_counts(request):
 def add_session(request):
     context = {}
     now = now_with_tz()
-    initial = {"timestamp_start": now}
+    last = Session.objects.all().last()
+    initial = {
+        "timestamp_start_0": now.date(),
+        "timestamp_start_1": now.time(),
+        "purchase": last.purchase,
+    }
     form = SessionForm(request.POST or None, initial=initial)
     if form.is_valid():
         form.save()
@@ -74,6 +79,7 @@ def list_sessions(request, filter="", purchase_id="", platform_id="", game_id=""
 
     context["total_duration"] = dataset.total_duration()
     context["dataset"] = dataset
+    context["last"] = Session.objects.all().last()
     # charts are always oldest->newest
     context["chart"] = playtime_over_time_chart(dataset.order_by("timestamp_start"))