75 lines
2.5 KiB
JavaScript
75 lines
2.5 KiB
JavaScript
const { apiSsrBaseURL, ssrPublishCheckCollections } = require("../config")
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/**
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* api request via server, cache result in context.ssrCache
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* should be elimated in client code via tree shaking
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*
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* @param {string} cacheKey
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* @param {string} endpoint
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* @param {string} query
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* @param {ApiOptions} options
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* @returns {ApiResult<any>}
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*/
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function ssrRequest(cacheKey, endpoint, query, options) {
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let url = endpoint + (query ? "?" + query : "")
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if (ssrPublishCheckCollections?.includes(endpoint)) {
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// @ts-ignore
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let validUntil = context.ssrCacheValidUntil
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// check in db for publish date to invalidate cache
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const _optionsPublishSearch = Object.assign(
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{},
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{ filter: options?.filter },
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{
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selector: { publication: 1 },
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projection: null,
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}
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)
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const publishSearch = context.db.find(endpoint, _optionsPublishSearch)
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publishSearch?.forEach((item) => {
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const publicationFrom = item.publication?.from ? new Date(item.publication.from.unixMilli()) : null
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const publicationTo = item.publication?.to ? new Date(item.publication.to.unixMilli()) : null
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if (publicationFrom && publicationFrom > new Date()) {
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// entry has a publish date that is further in in the future than current, set global validUntil
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if (validUntil == null || validUntil > publicationFrom) {
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validUntil = publicationFrom
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}
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}
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if (publicationTo && publicationTo > new Date()) {
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// entry has a unpublish date that is further in in the future than current, set global validUntil
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if (validUntil == null || validUntil > publicationTo) {
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validUntil = publicationTo
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}
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}
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})
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// @ts-ignore
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context.ssrCacheValidUntil = validUntil
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}
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// console.log("############ FETCHING ", apiSsrBaseURL + url)
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const response = context.http.fetch(apiSsrBaseURL + url, {
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method: options.method,
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headers: options.headers,
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})
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// console.log(JSON.stringify(response.headers, null, 2))
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const json = response.body.json()
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const count = parseInt(response.headers["X-Results-Count"] || "0")
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// json is go data structure and incompatible with js, so we need to convert it
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const r = { data: JSON.parse(JSON.stringify(json)), count: count }
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// @ts-ignore
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context.ssrCache[cacheKey] = r
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return r
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}
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module.exports = {
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ssrRequest,
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}
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