Add better error messages for localStorage disabled.

src/components/ChannelPage.vue

@@ -195,7 +195,7 @@ export default {
                     },
                 });
             } else {
-                this.handleLocalSubscriptions(this.channel.id);
+                if (!this.handleLocalSubscriptions(this.channel.id)) return;
             }
             this.subscribed = !this.subscribed;
         },

src/components/ImportPage.vue

@@ -158,7 +158,11 @@ export default {
                 : [...new Set((this.getLocalSubscriptions() ?? []).concat(newChannels))];
             // Sort for better cache hits
             subscriptions.sort();
-            localStorage.setItem("localSubscriptions", JSON.stringify(subscriptions));
+            try {
+                localStorage.setItem("localSubscriptions", JSON.stringify(subscriptions));
+            } catch (e) {
+                alert(this.$t("info.local_storage"));
+            }
         },
     },
 };

src/components/NavBar.vue

@@ -137,8 +137,8 @@ export default {
         shouldShowTrending(_this) {
             return _this.getPreferenceString("homepage", "trending") != "trending";
         },
-        showSearchHistory() {
-            return localStorage.getItem("searchHistory") && localStorage.getItem("search_history");
+        showSearchHistory(_this) {
+            return _this.getPreferenceBoolean("searchHistory", false) && localStorage.getItem("search_history");
         },
     },
     methods: {

src/components/WatchVideo.vue

@@ -485,7 +485,7 @@ export default {
                     },
                 });
             } else {
-                this.handleLocalSubscriptions(this.channelId);
+                if (!this.handleLocalSubscriptions(this.channelId)) return;
             }
             this.subscribed = !this.subscribed;
         },