change the level up time to a logarithmic curve

Signed-off-by: Brian S. Stephan <bss@incorporeal.org>

idlerpg/models.py

@@ -47,10 +47,9 @@ class Game(models.Model):
         """
         if not base_time:
             base_time = timezone.now()
-        if current_level >= 60:
-            # "The exponent method code had simply gotten to that point that levels were taking too long to complete"
-            return base_time + timedelta(seconds=math.ceil((600*(1.16**59)) + ((60*60*24)*(current_level-59))))
-        return base_time + timedelta(seconds=math.ceil(600*(1.16**current_level)))
+
+        # this is an logarithmic curve that starts peaking at 10ish days per level
+        return base_time + timedelta(seconds=int(24*60*60*1.4*(5+math.log(0.01*(current_level+1)))))
 
 
 class CharacterManager(models.Manager):

tests/test_idlerpg_character.py

@@ -135,24 +135,22 @@ class CharacterTest(TestCase):
         char = Character.objects.get(pk=1)
 
         # level 0 -> 1
-        assert char.calculate_datetime_to_next_level() == char.next_level + timedelta(seconds=600)
+        assert char.calculate_datetime_to_next_level() == char.next_level + timedelta(seconds=47758)
         # level 1 -> 2
         char.level = 1
-        assert char.calculate_datetime_to_next_level() == char.next_level + timedelta(seconds=696)
+        assert char.calculate_datetime_to_next_level() == char.next_level + timedelta(seconds=131601)
         # level 24 -> 25
         char.level = 24
-        assert char.calculate_datetime_to_next_level() == char.next_level + timedelta(seconds=21142)
+        assert char.calculate_datetime_to_next_level() == char.next_level + timedelta(seconds=437113)
         # level 59 -> 60
         char.level = 59
-        assert char.calculate_datetime_to_next_level() == char.next_level + timedelta(seconds=3812174)
+        assert char.calculate_datetime_to_next_level() == char.next_level + timedelta(seconds=543010)
         # level 60 -> 61
         char.level = 60
-        assert char.calculate_datetime_to_next_level() == char.next_level + (timedelta(seconds=3812174) +
-                                                                             timedelta(seconds=86400))
+        assert char.calculate_datetime_to_next_level() == char.next_level + timedelta(seconds=545009)
         # level 61 -> 62
         char.level = 61
-        assert char.calculate_datetime_to_next_level() == char.next_level + (timedelta(seconds=3812174) +
-                                                                             timedelta(seconds=86400*2))
+        assert char.calculate_datetime_to_next_level() == char.next_level + timedelta(seconds=546976)
 
     def test_calculate_datetime_to_next_level_not_time_yet(self):
         """Test that we just bail with the current next_level if it hasn't been reached yet."""
@@ -169,7 +167,7 @@ class CharacterTest(TestCase):
             new_char = Character.objects.register('new', game, 'pass', 'bss!bss@test_register', 'unit tester')
 
         assert new_char.status == Character.CHARACTER_STATUS_LOGGED_IN
-        assert new_char.next_level == register_time + timedelta(seconds=600)
+        assert new_char.next_level == register_time + timedelta(seconds=47758)
         assert new_char.last_login == register_time
         assert new_char.password[0:13] == 'pbkdf2_sha256'
 
@@ -203,7 +201,7 @@ class CharacterTest(TestCase):
         char.level_up()
 
         assert char.level == old_level + 1
-        assert char.next_level == old_next_level + timedelta(seconds=600)
+        assert char.next_level == old_next_level + timedelta(seconds=47758)
 
     def test_level_up_fail_not_time(self):
         """Test the failure condition for trying to level up before the timestamp."""

tests/test_idlerpg_ircplugin.py

@@ -367,7 +367,6 @@ class IrcPluginTest(TestCase):
         assert char_2.level == 0
         assert char_1.next_level != char_2.next_level
         self.mock_bot.reply.assert_has_calls([
-            mock.call(None, "test_level_1, the tester, has attained level 1! Next level at 2024-05-16 00:10:00 UTC.",
+            mock.call(None, "test_level_1, the tester, has attained level 1! Next level at 2024-05-16 13:15:58 UTC.",
                       explicit_target=game.channel.name),
         ])
-        assert self.mock_bot.reply.call_count == 2