Move extension files into new folder

src/modules/extension/services/Extensions.ts

@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) Contributors to the Suwayomi project
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+import { t } from 'i18next';
+import { DefaultLanguage, langCodeToName } from '@/lib/Languages.tsx';
+import { ExtensionType } from '@/lib/graphql/generated/graphql.ts';
+import { TranslationKey } from '@/Base.types.ts';
+
+export enum ExtensionState {
+    INSTALLED = 'INSTALLED',
+    UPDATE_PENDING = 'UPDATE_PENDING',
+    OBSOLETE = 'OBSOLETE',
+}
+
+export type TExtension = Pick<
+    ExtensionType,
+    | 'pkgName'
+    | 'name'
+    | 'lang'
+    | 'versionCode'
+    | 'versionName'
+    | 'iconUrl'
+    | 'repo'
+    | 'isNsfw'
+    | 'isInstalled'
+    | 'isObsolete'
+    | 'hasUpdate'
+>;
+
+export type GroupedExtensionsResult<KEY extends string = string> = [KEY, TExtension[]][];
+
+export type GroupedByExtensionState = {
+    [state in ExtensionState]: TExtension[];
+};
+
+export type GroupedByLanguage = {
+    [language in DefaultLanguage]: TExtension[];
+} & {
+    [language: string]: TExtension[];
+};
+
+export type GroupedExtensions = GroupedByExtensionState & GroupedByLanguage;
+
+export const extensionLanguageToTranslationKey: { [state in ExtensionState | DefaultLanguage]: TranslationKey } = {
+    [ExtensionState.INSTALLED]: 'extension.state.label.installed',
+    [ExtensionState.UPDATE_PENDING]: 'extension.state.label.update_pending',
+    [ExtensionState.OBSOLETE]: 'extension.state.label.obsolete',
+    [DefaultLanguage.ALL]: 'extension.language.all',
+    [DefaultLanguage.OTHER]: 'extension.language.other',
+    [DefaultLanguage.LOCAL_SOURCE]: 'extension.language.other',
+};
+
+export const isExtensionStateOrLanguage = (languageCode: string): boolean =>
+    [
+        ExtensionState.INSTALLED,
+        ExtensionState.UPDATE_PENDING,
+        ExtensionState.OBSOLETE,
+        DefaultLanguage.ALL,
+        DefaultLanguage.OTHER,
+        DefaultLanguage.LOCAL_SOURCE,
+    ].includes(languageCode as ExtensionState | DefaultLanguage);
+
+export const translateExtensionLanguage = (languageCode: string): string =>
+    isExtensionStateOrLanguage(languageCode)
+        ? t(extensionLanguageToTranslationKey[languageCode as ExtensionState | DefaultLanguage])
+        : langCodeToName(languageCode);