Update theme-switcher.js

src/js/theme-switcher.js

@@ -13,6 +13,12 @@ function onDarkTheme() {
   footer.classList.toggle('dark');
   footerText.classList.toggle('dark');
   filmInfo.classList.toggle('dark-modal');
+
+  if (localStorage.getItem('theme') === 'light') {
+    localStorage.setItem('theme', 'dark');
+  } else {
+    localStorage.setItem('theme', 'light');
+  }
 }
 
 export function showSwitcher() {
@@ -22,3 +28,19 @@ export function showSwitcher() {
 export function hideSwitcher() {
   switcher.classList.add('visually-hidden');
 }
+
+export function checkTheme() {
+  const currentTheme = localStorage.getItem('theme');
+
+  if (currentTheme === null) {
+    localStorage.setItem('theme', 'light');
+    return;
+  } 
+
+  if (currentTheme === 'light') {
+    return;
+  } else {
+    localStorage.setItem('theme', 'light');
+    onDarkTheme();
+  }
+}
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