Fix combined search filter semantics across player season joins

tests/test_api.py

@@ -154,3 +154,45 @@ def test_player_detail_api_includes_origin_fields(client):
     payload = response.json()
     assert payload["origin_competition"] == competition.name
     assert payload["origin_team"] == team.name
+
+
+@pytest.mark.django_db
+def test_api_combined_filters_respect_same_player_season_context(client):
+    nationality = Nationality.objects.create(name="Poland", iso2_code="PL", iso3_code="POL")
+    competition = Competition.objects.create(
+        name="PLK",
+        slug="plk",
+        competition_type=Competition.CompetitionType.LEAGUE,
+        gender=Competition.Gender.MEN,
+        country=nationality,
+    )
+    season = Season.objects.create(label="2024-2025", start_date=date(2024, 9, 1), end_date=date(2025, 6, 30))
+    team_a = Team.objects.create(name="Warsaw", slug="warsaw", country=nationality)
+    team_b = Team.objects.create(name="Gdansk", slug="gdansk", country=nationality)
+
+    player = Player.objects.create(first_name="Piotr", last_name="Filter", full_name="Piotr Filter", nationality=nationality)
+    ps_a = PlayerSeason.objects.create(
+        player=player,
+        season=season,
+        team=team_a,
+        competition=competition,
+        games_played=10,
+        minutes_played=200,
+    )
+    PlayerSeasonStats.objects.create(player_season=ps_a, points=7, rebounds=2, assists=3, steals=1, blocks=0, turnovers=1)
+    ps_b = PlayerSeason.objects.create(
+        player=player,
+        season=season,
+        team=team_b,
+        competition=competition,
+        games_played=10,
+        minutes_played=300,
+    )
+    PlayerSeasonStats.objects.create(player_season=ps_b, points=21, rebounds=4, assists=5, steals=1, blocks=0, turnovers=2)
+
+    response = client.get(
+        reverse("api:players"),
+        data={"team": team_a.id, "season": season.id, "competition": competition.id, "points_per_game_min": "20"},
+    )
+    assert response.status_code == 200
+    assert response.json()["count"] == 0