simplify playtime range display

CHANGELOG.md

@@ -1,3 +1,8 @@
+## Unreleased
+
+### Improved
+* game overview: simplify playtime range display
+
 ## 1.3.0 / 2023-11-05 15:09+01:00
 
 ### New

games/templates/view_game.html

@@ -15,9 +15,7 @@
         <h2 class="text-lg my-2 ml-2">
             {{ total_hours }} <span class="dark:text-slate-500">total</span>
             {{ session_average }} <span class="dark:text-slate-500">avg</span> 
-            ({{ first_session.timestamp_start | date:"M Y"}}
+            ({{ playrange }}) </h2>
-             — 
-            {{ last_session.timestamp_start | date:"M Y"}}) </h2>
         <hr class="border-slate-500">
         <h1 class="text-3xl mt-4 mb-1">Editions <span class="dark:text-slate-500">({{ editions.count }})</span></h1>
         <ul>

games/views.py

@@ -137,8 +137,15 @@ def view_game(request, game_id=None):
     # here first and last is flipped
     # because sessions are ordered from newest to oldest
     # so the most recent are on top
-    context["last_session"] = context["sessions"].first()
+    playrange_start = context["sessions"].last().timestamp_start.strftime("%b %Y")
-    context["first_session"] = context["sessions"].last()
+    playrange_end = context["sessions"].first().timestamp_start.strftime("%b %Y")
+
+    context["playrange"] = (
+        playrange_start
+        if playrange_start == playrange_end
+        else f"{playrange_start} — {playrange_end}"
+    )
+
     context["sessions_with_notes"] = context["sessions"].exclude(note="")
     request.session["return_path"] = request.path
     return render(request, "view_game.html", context)