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import { PageLink, Slug, Thematic } from '@ts/types/app';
import { GraphQLEdgesInput } from '@ts/types/graphql/generics';
import { EdgesResponse } from '@ts/types/graphql/queries';
import {
RawArticle,
RawThematic,
RawThematicPreview,
TotalItems,
} from '@ts/types/raw-data';
import { getImageFromRawData } from '@utils/helpers/images';
import {
getPageLinkFromRawData,
sortPageLinksByName,
} from '@utils/helpers/pages';
import { fetchAPI } from './api';
import { getArticleFromRawData } from './articles';
import {
thematicBySlugQuery,
thematicsListQuery,
thematicsSlugQuery,
totalThematicsQuery,
} from './thematics.query';
/**
* Retrieve the total number of thematics.
*
* @returns {Promise<number>} - The thematics total number.
*/
export const getTotalThematics = async (): Promise<number> => {
const response = await fetchAPI<TotalItems, typeof totalThematicsQuery>({
query: totalThematicsQuery,
});
return response.thematics.pageInfo.total;
};
/**
* Retrieve the given number of thematics from API.
*
* @param {GraphQLEdgesInput} props - An object of GraphQL variables.
* @returns {Promise<EdgesResponse<RawThematicPreview>>} The thematics data.
*/
export const getThematicsPreview = async (
props: GraphQLEdgesInput
): Promise<EdgesResponse<RawThematicPreview>> => {
const response = await fetchAPI<
RawThematicPreview,
typeof thematicsListQuery
>({ query: thematicsListQuery, variables: props });
return response.thematics;
};
/**
* Convert raw data to an Thematic object.
*
* @param {RawThematic} data - The page raw data.
* @returns {Thematic} The page data.
*/
export const getThematicFromRawData = (data: RawThematic): Thematic => {
const {
acfThematics,
contentParts,
databaseId,
date,
featuredImage,
info,
modified,
slug,
title,
seo,
} = data;
/**
* Retrieve an array of related topics.
*
* @param posts - The thematic posts.
* @returns {PageLink[]} An array of topics links.
*/
const getRelatedTopics = (posts: RawArticle[]): PageLink[] => {
const topics: PageLink[] = [];
posts.forEach((post) => {
if (post.acfPosts.postsInTopic) {
post.acfPosts.postsInTopic.forEach((topic) =>
topics.push(getPageLinkFromRawData(topic, 'topic'))
);
}
});
const topicsIds = topics.map((topic) => topic.id);
const uniqueTopics = topics.filter(
({ id }, index) => !topicsIds.includes(id, index + 1)
);
return uniqueTopics.sort(sortPageLinksByName);
};
return {
content: contentParts.afterMore,
id: databaseId,
intro: contentParts.beforeMore,
meta: {
articles: acfThematics.postsInThematic.map((post) =>
getArticleFromRawData(post)
),
cover: featuredImage?.node
? getImageFromRawData(featuredImage.node)
: undefined,
dates: { publication: date, update: modified },
seo: {
description: seo?.metaDesc || '',
title: seo?.title || '',
},
topics: getRelatedTopics(acfThematics.postsInThematic),
wordsCount: info.wordsCount,
},
slug,
title,
};
};
/**
* Retrieve a Thematic object by slug.
*
* @param {string} slug - The thematic slug.
* @returns {Promise<Article>} The requested thematic.
*/
export const getThematicBySlug = async (slug: string): Promise<Thematic> => {
const response = await fetchAPI<RawThematic, typeof thematicBySlugQuery>({
query: thematicBySlugQuery,
variables: { slug },
});
return getThematicFromRawData(response.thematic);
};
/**
* Retrieve all the thematics slugs.
*
* @returns {Promise<string[]>} - An array of thematics slugs.
*/
export const getAllThematicsSlugs = async (): Promise<string[]> => {
const totalThematics = await getTotalThematics();
const response = await fetchAPI<Slug, typeof thematicsSlugQuery>({
query: thematicsSlugQuery,
variables: { first: totalThematics },
});
return response.thematics.edges.map((edge) => edge.node.slug);
};
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