web/settings: convert LanguageDropdown to universal SettingsDropdown

web/src/components/buttons/SettingsToggle.svelte

@@ -39,16 +39,14 @@
             updateSetting({
                 [settingContext]: {
                     [settingId]: !isEnabled,
-                },
-            })}
+                }
+            })
+        }
     >
         <h4 class="toggle-title">{title}</h4>
         <Toggle enabled={isEnabled} />
     </button>
-    <!--
-        description is repeated here because there may be several toggles per settings category,
-        and each of them needs its own description. this is intended. don't "clean it up".
-    -->
+
     {#if description}
         <div class="subtext toggle-description">{description}</div>
     {/if}

web/src/components/settings/SettingsDropdown.svelte

@@ -1,57 +1,69 @@
-<script lang="ts">
-    import languages from "$i18n/languages.json";
-
-    import { t, locales } from "$lib/i18n/translations";
-    import settings, { updateSetting } from "$lib/state/settings";
+<script
+    lang="ts"
+    generics="
+        Context extends Exclude<keyof CobaltSettings, 'schemaVersion'>,
+        Id extends keyof CobaltSettings[Context]
+    "
+>
+    import { updateSetting } from "$lib/state/settings";
+    import type { CobaltSettings } from "$lib/types/settings";
 
     import IconSelector from "@tabler/icons-svelte/IconSelector.svelte";
 
-    $: currentSetting = $settings.appearance.language;
-    $: disabled = $settings.appearance.autoLanguage;
+    export let title: string;
+    export let description: string = "";
+    export let items: Record<string, string>;
 
-    const updateLocale = (event: Event) => {
+    export let settingId: Id;
+    export let settingContext: Context;
+
+    export let selectedOption: string;
+    export let selectedTitle: string;
+    export let disabled = false;
+
+    const onChange = (event: Event) => {
         const target = event.target as HTMLSelectElement;
 
         updateSetting({
-            appearance: {
-                language: target.value as keyof typeof languages,
+            [settingContext]: {
+                [settingId]: target.value,
             },
         });
     };
 </script>
 
-<div class="language-selector-parent" class:disabled aria-hidden={disabled}>
-    <div id="language-selector" class="selector button">
+<div class="selector-parent" class:disabled aria-hidden={disabled}>
+    <div id="selector" class="selector button">
         <div class="selector-info">
             <h4 class="selector-title">
-                {$t("settings.language.preferred.title")}
+                {title}
             </h4>
             <div class="right-side">
                 <span class="selector-current" aria-hidden="true">
-                    {$t(`languages.${currentSetting}`)}
+                    {selectedTitle}
                 </span>
                 <IconSelector />
             </div>
         </div>
-        <select
-            id="setting-dropdown-appearance-language"
-            on:change={updateLocale}
-            {disabled}
-        >
-            {#each $locales as value}
-                <option {value} selected={currentSetting === value}>
-                    {$t(`languages.${value}`)}
+
+        <select on:change={e => onChange(e)} {disabled}>
+            {#each Object.keys(items) as value}
+                <option {value} selected={selectedOption === value}>
+                    {items[value]}
                 </option>
             {/each}
         </select>
     </div>
-    <div class="subtext toggle-description">
-        {$t("settings.language.preferred.description")}
+
+    {#if description}
+        <div class="subtext">
+            {description}
         </div>
+    {/if}
 </div>
 
 <style>
-    .language-selector-parent {
+    .selector-parent {
         display: flex;
         flex-direction: column;
         gap: 10px;
@@ -59,11 +71,11 @@
         transition: opacity 0.2s;
     }
 
-    .language-selector-parent.disabled {
+    .selector-parent.disabled {
         opacity: 0.5;
     }
 
-    #language-selector {
+    #selector {
         display: flex;
         flex-direction: row;
         align-items: center;
@@ -76,7 +88,7 @@
         overflow: scroll;
     }
 
-    .disabled #language-selector {
+    .disabled #selector {
         pointer-events: none;
     }
 

web/src/routes/settings/appearance/+page.svelte

@@ -1,5 +1,6 @@
 <script lang="ts">
-    import { t } from "$lib/i18n/translations";
+    import { t, locales } from "$lib/i18n/translations";
+    import settings from "$lib/state/settings";
 
     import { themeOptions } from "$lib/types/settings";
 
@@ -7,7 +8,16 @@
     import SettingsButton from "$components/buttons/SettingsButton.svelte";
     import SettingsToggle from "$components/buttons/SettingsToggle.svelte";
     import SettingsCategory from "$components/settings/SettingsCategory.svelte";
-    import LanguageDropdown from "$components/settings/LanguageDropdown.svelte";
+    import SettingsDropdown from "$components/settings/SettingsDropdown.svelte";
+
+    const dropdownItems = () => {
+        return $locales.reduce((obj, lang) => {
+            return {
+                ...obj,
+                [lang]: $t(`languages.${lang}`),
+            };
+        }, {});
+    };
 </script>
 
 <SettingsCategory sectionId="theme" title={$t("settings.theme")}>
@@ -31,7 +41,17 @@
         title={$t("settings.language.auto.title")}
         description={$t("settings.language.auto.description")}
     />
-    <LanguageDropdown />
+
+    <SettingsDropdown
+        title={$t("settings.language.preferred.title")}
+        description={$t("settings.language.preferred.description")}
+        items={dropdownItems()}
+        settingContext="appearance"
+        settingId="language"
+        selectedOption={$settings.appearance.language}
+        selectedTitle={$t(`languages.${$settings.appearance.language}`)}
+        disabled={$settings.appearance.autoLanguage}
+    />
 </SettingsCategory>
 
 <SettingsCategory