From c602ce9f388b91137fb61d9c65f4abc1641df784 Mon Sep 17 00:00:00 2001
From: David Rodenkirchen <davidr.develop@gmail.com>
Date: Wed, 4 Feb 2026 20:23:57 +0100
Subject: [PATCH] Add easteregg

---
 src/EzggLanManager.py                    |  5 ++
 src/ezgg_lan_manager/pages/ConwayPage.py | 83 ++++++++++++++++++++++++
 src/ezgg_lan_manager/pages/__init__.py   |  1 +
 3 files changed, 89 insertions(+)
 create mode 100644 src/ezgg_lan_manager/pages/ConwayPage.py

diff --git a/src/EzggLanManager.py b/src/EzggLanManager.py
index 0779eca..82d5146 100644
--- a/src/EzggLanManager.py
+++ b/src/EzggLanManager.py
@@ -171,6 +171,11 @@ if __name__ == "__main__":
                 name="TournamentRulesPage",
                 url_segment="tournament-rules",
                 build=pages.TournamentRulesPage,
+            ),
+            ComponentPage(
+                name="ConwaysGameOfLife",
+                url_segment="conway",
+                build=pages.ConwayPage,
             )
         ],
         theme=theme,
diff --git a/src/ezgg_lan_manager/pages/ConwayPage.py b/src/ezgg_lan_manager/pages/ConwayPage.py
new file mode 100644
index 0000000..fba7f3c
--- /dev/null
+++ b/src/ezgg_lan_manager/pages/ConwayPage.py
@@ -0,0 +1,83 @@
+from __future__ import annotations
+
+from copy import deepcopy
+from random import randint
+from typing import *  # type: ignore
+
+from rio import Component, event, Column, Row, Color, Rectangle
+
+
+
+class ConwayPage(Component):
+    """
+    This is an Easter egg.
+    """
+
+    active_generation: list[list] = []
+    rows: int = 36
+    cols: int = 20
+
+    @event.periodic(1)
+    async def calc_next_gen(self) -> None:
+        self.create_next_grid()
+
+    @event.on_populate
+    def prepare(self) -> None:
+        self.active_generation = self.create_initial_grid()
+
+    def create_initial_grid(self) -> list[list]:
+        grid = []
+        for row in range(self.rows):
+            grid_rows = []
+            for col in range(self.cols):
+                if randint(0, 7) == 0:
+                    grid_rows += [1]
+                else:
+                    grid_rows += [0]
+            grid += [grid_rows]
+        return grid
+
+    def create_next_grid(self) -> None:
+        next_grid = deepcopy(self.active_generation)
+
+        for row in range(self.rows):
+            for col in range(self.cols):
+                live_neighbors = self.get_live_neighbors(row, col, self.active_generation)
+
+                if live_neighbors < 2 or live_neighbors > 3:
+                    next_grid[row][col] = 0
+                elif live_neighbors == 3 and self.active_generation[row][col] == 0:
+                    next_grid[row][col] = 1
+                else:
+                    next_grid[row][col] = self.active_generation[row][col]
+
+        self.active_generation = next_grid
+
+    def get_live_neighbors(self, row: int, col: int, grid: list[list]) -> int:
+        life_sum = 0
+        for i in range(-1, 2):
+            for j in range(-1, 2):
+                if not (i == 0 and j == 0):
+                    life_sum += grid[((row + i) % self.rows)][((col + j) % self.cols)]
+        return life_sum
+
+    def grid_changing(self, next_grid: list[list]) -> bool:
+        for row in range(self.rows):
+            for col in range(self.cols):
+                if not self.active_generation[row][col] == next_grid[row][col]:
+                    return True
+        return False
+
+    def build(self) -> Component:
+        rows = []
+
+        for row in self.active_generation:
+            rectangles = []
+
+            for cell in row:
+                color = Color.WHITE if cell == 1 else Color.BLACK
+                rectangles.append(Rectangle(fill=color, transition_time=0.3))
+
+            rows.append(Row(*rectangles))
+
+        return Column(*rows)
diff --git a/src/ezgg_lan_manager/pages/__init__.py b/src/ezgg_lan_manager/pages/__init__.py
index d20bffc..8bb9e24 100644
--- a/src/ezgg_lan_manager/pages/__init__.py
+++ b/src/ezgg_lan_manager/pages/__init__.py
@@ -22,3 +22,4 @@ from .ManageTournamentsPage import ManageTournamentsPage
 from .OverviewPage import OverviewPage
 from .TournamentDetailsPage import TournamentDetailsPage
 from .TournamentRulesPage import TournamentRulesPage
+from .ConwayPage import ConwayPage