Added migration of color settings to dark mode

database/migrations/2023_01_28_141230_copy_color_settings_for_dark_mode.php

@@ -0,0 +1,60 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Support\Facades\DB;
+
+class CopyColorSettingsForDarkMode extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        $colorSettings = [
+            'app-color',
+            'app-color-light',
+            'bookshelf-color',
+            'book-color',
+            'chapter-color',
+            'page-color',
+            'page-draft-color',
+        ];
+
+        $existing = DB::table('settings')
+            ->whereIn('setting_key', $colorSettings)
+            ->get()->toArray();
+
+        $newData = [];
+        foreach ($existing as $setting) {
+            $newSetting = (array) $setting;
+            $newSetting['setting_key'] .= '-dark';
+            $newData[] = $newSetting;
+        }
+
+        DB::table('settings')->insert($newData);
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        $colorSettings = [
+            'app-color-dark',
+            'app-color-light-dark',
+            'bookshelf-color-dark',
+            'book-color-dark',
+            'chapter-color-dark',
+            'page-color-dark',
+            'page-draft-color-dark',
+        ];
+
+        DB::table('settings')
+            ->whereIn('setting_key', $colorSettings)
+            ->delete();
+    }
+}