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import type { TopChartsPage, Lockup } from '@jet-app/app-store/api/models';
import type { SeoData } from '@amp/web-app-components/src/components/MetaTags/types';
import type I18N from '@amp/web-apps-localization';
import { getPlatformFromPage } from '~/utils/seo/common';
import {
commaSeparatedList,
truncateAroundLimit,
} from '~/utils/string-formatting';
export function seoDataForChartsPage(
page: TopChartsPage,
i18n: I18N,
language: string,
): SeoData {
// Genre 36 and 6014 are the "All Apps" and "All Games" genres, which we do not want to
// include in the page title, since it would then read as "Best All Games Apps - App Store".
const category = page.categoriesButtonTitle;
const isAllAppsOrGames = ['36', '6014'].includes(page.genreId);
const titleLocKey =
isAllAppsOrGames || !category
? 'ASE.Web.AppStore.Meta.ChartsHub.Title'
: 'ASE.Web.AppStore.Meta.Charts.Title';
const platform = getPlatformFromPage(page);
const title = i18n.t(titleLocKey, {
category,
platform,
});
let description;
const items = page.segments[0].shelves[0].items as Array<Lockup>;
if (items) {
const appTitles = items.map(({ title }) => title).slice(0, 3);
const locKey =
category && !isAllAppsOrGames
? 'ASE.Web.AppStore.Meta.Charts.Description'
: 'ASE.Web.AppStore.Meta.Charts.DescriptionWithoutCategory';
description = truncateAroundLimit(
i18n.t(locKey, {
category,
platform,
listOfApps: commaSeparatedList(appTitles, language),
}),
160,
);
}
return {
pageTitle: title,
socialTitle: title,
appleTitle: title,
description,
socialDescription: description,
appleDescription: description,
};
}
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