From c0dc531ebefd8912819f3b6c8bda1fed3c7e750c Mon Sep 17 00:00:00 2001
From: Evgeny Zinoviev <me@ch1p.io>
Date: Wed, 31 Jan 2024 06:11:00 +0300
Subject: make it simple, but not simpler

---
 lib/themes.php | 41 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 lib/themes.php

(limited to 'lib/themes.php')

diff --git a/lib/themes.php b/lib/themes.php
new file mode 100644
index 0000000..f9b9857
--- /dev/null
+++ b/lib/themes.php
@@ -0,0 +1,41 @@
+<?php
+
+const THEMES = [
+    'dark' => [
+        'bg' => 0x222222,
+        // 'alpha' => 0x303132,
+        'alpha' => 0x222222,
+    ],
+    'light' => [
+        'bg' => 0xffffff,
+        // 'alpha' => 0xf2f2f2,
+        'alpha' => 0xffffff,
+    ]
+];
+
+
+function getThemes(): array {
+    return array_keys(THEMES);
+}
+
+function themeExists(string $name): bool {
+    return array_key_exists($name, THEMES);
+}
+
+function getThemeAlphaColorAsRGB(string $name): array {
+    $color = THEMES[$name]['alpha'];
+    $r = ($color >> 16) & 0xff;
+    $g = ($color >> 8) & 0xff;
+    $b = $color & 0xff;
+    return [$r, $g, $b];
+}
+
+function getUserTheme(): string {
+    if (isset($_COOKIE['theme'])) {
+        $val = $_COOKIE['theme'];
+        if (is_array($val))
+            $val = implode($val);
+    } else
+        $val = 'auto';
+    return $val;
+}
-- 
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