From b1bc503bd52c7da80141c6fd92ed99d4002b59e1 Mon Sep 17 00:00:00 2001
From: Tim Wundenberg <tim@wundenbergs.de>
Date: Sun, 22 Feb 2026 00:15:34 +0100
Subject: [PATCH] extract render method

---
 src/main.zig | 70 +++++++++++++++++++++++++++++++---------------------
 1 file changed, 42 insertions(+), 28 deletions(-)

diff --git a/src/main.zig b/src/main.zig
index e5e7484..9762425 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -33,11 +33,6 @@ pub fn main() !void {
         const deltaTime = rl.getFrameTime();
         tickTimer += deltaTime;
 
-        rl.beginDrawing();
-        defer rl.endDrawing();
-
-        rl.clearBackground(.white);
-
         if (rl.isKeyPressed(.up)) {
             game.setDirection(g.Direction.up);
         }
@@ -57,28 +52,47 @@ pub fn main() !void {
             try game.tick();
         }
 
-        // Border
-        const fieldWidth = game.playFieldSize[0] * scaleFactor + scaleFactor;
-        const fieldHeight = game.playFieldSize[1] * scaleFactor + scaleFactor;
-        rl.drawRectangle(0, 0, fieldWidth, scaleFactor, .black); // top
-        rl.drawRectangle(0, 0, scaleFactor, fieldHeight, .black); // left
-        rl.drawRectangle(0, game.playFieldSize[1] * scaleFactor, fieldWidth, scaleFactor, .black); // bottom
-        rl.drawRectangle(game.playFieldSize[0] * scaleFactor, 0, scaleFactor, fieldHeight, .black); // right
-
-        // Food
-        rl.drawRectangle(game.food[0] * scaleFactor, game.food[1] * scaleFactor, scaleFactor, scaleFactor, .red);
-
-        // Snake
-        for (game.body.items, 0..) |part, i| {
-            const color: rl.Color = if (i == 0) .green else .dark_green;
-            rl.drawRectangle(part[0] * scaleFactor, part[1] * scaleFactor, scaleFactor, scaleFactor, color);
-        }
-
-        if (game.state == g.State.lost) {
-            rl.drawText(gameOverText, @divTrunc(screenWidth - gameOverTextWidth, 2), @divTrunc(screenHeight - fontSize, 2), fontSize, .dark_gray);
-        }
-        if (game.state == g.State.won) {
-            rl.drawText(youWinText, @divTrunc(screenWidth - youWinTextWidth, 2), @divTrunc(screenHeight - fontSize, 2), fontSize, .dark_gray);
-        }
+        render(
+            game,
+            scaleFactor,
+            gameOverText,
+            screenWidth,
+            gameOverTextWidth,
+            screenHeight,
+            fontSize,
+            youWinText,
+            youWinTextWidth,
+        );
+    }
+}
+
+fn render(game: g.Game, scaleFactor: comptime_int, gameOverText: [:0]const u8, screenWidth: i32, gameOverTextWidth: i32, screenHeight: i32, fontSize: comptime_int, youWinText: [:0]const u8, youWinTextWidth: i32) void {
+    rl.beginDrawing();
+    defer rl.endDrawing();
+
+    rl.clearBackground(.white);
+
+    // Border
+    const fieldWidth = game.playFieldSize[0] * scaleFactor + scaleFactor;
+    const fieldHeight = game.playFieldSize[1] * scaleFactor + scaleFactor;
+    rl.drawRectangle(0, 0, fieldWidth, scaleFactor, .black); // top
+    rl.drawRectangle(0, 0, scaleFactor, fieldHeight, .black); // left
+    rl.drawRectangle(0, game.playFieldSize[1] * scaleFactor, fieldWidth, scaleFactor, .black); // bottom
+    rl.drawRectangle(game.playFieldSize[0] * scaleFactor, 0, scaleFactor, fieldHeight, .black); // right
+
+    // Food
+    rl.drawRectangle(game.food[0] * scaleFactor, game.food[1] * scaleFactor, scaleFactor, scaleFactor, .red);
+
+    // Snake
+    for (game.body.items, 0..) |part, i| {
+        const color: rl.Color = if (i == 0) .green else .dark_green;
+        rl.drawRectangle(part[0] * scaleFactor, part[1] * scaleFactor, scaleFactor, scaleFactor, color);
+    }
+
+    if (game.state == g.State.lost) {
+        rl.drawText(gameOverText, @divTrunc(screenWidth - gameOverTextWidth, 2), @divTrunc(screenHeight - fontSize, 2), fontSize, .dark_gray);
+    }
+    if (game.state == g.State.won) {
+        rl.drawText(youWinText, @divTrunc(screenWidth - youWinTextWidth, 2), @divTrunc(screenHeight - fontSize, 2), fontSize, .dark_gray);
     }
 }