diff options
Diffstat (limited to 'packages/merchant-backoffice-ui/src/hooks')
| -rw-r--r-- | packages/merchant-backoffice-ui/src/hooks/templates.ts | 280 |
1 files changed, 280 insertions, 0 deletions
diff --git a/packages/merchant-backoffice-ui/src/hooks/templates.ts b/packages/merchant-backoffice-ui/src/hooks/templates.ts new file mode 100644 index 000000000..3e69d78d0 --- /dev/null +++ b/packages/merchant-backoffice-ui/src/hooks/templates.ts @@ -0,0 +1,280 @@ +/* + This file is part of GNU Taler + (C) 2021-2023 Taler Systems S.A. + + GNU Taler is free software; you can redistribute it and/or modify it under the + terms of the GNU General Public License as published by the Free Software + Foundation; either version 3, or (at your option) any later version. + + GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY + WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR + A PARTICULAR PURPOSE. See the GNU General Public License for more details. + + You should have received a copy of the GNU General Public License along with + GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/> + */ +import { MerchantBackend } from "../declaration.js"; +import { useBackendContext } from "../context/backend.js"; +import { + request, + HttpResponse, + HttpError, + HttpResponseOk, + HttpResponsePaginated, + useMatchMutate, +} from "./backend.js"; +import useSWR from "swr"; +import { useInstanceContext } from "../context/instance.js"; +import { MAX_RESULT_SIZE, PAGE_SIZE } from "../utils/constants.js"; +import { useEffect, useState } from "preact/hooks"; + +async function templateFetcher<T>( + url: string, + token: string, + backend: string, + position?: string, + delta?: number, +): Promise<HttpResponseOk<T>> { + const params: any = {}; + if (delta !== undefined) { + params.limit = delta; + } + if (position !== undefined) params.offset = position; + + return request<T>(`${backend}${url}`, { token, params }); +} + +export function useTemplateAPI(): TemplateAPI { + const mutateAll = useMatchMutate(); + const { url: baseUrl, token: adminToken } = useBackendContext(); + const { token: instanceToken, id, admin } = useInstanceContext(); + + const { url, token } = !admin + ? { + url: baseUrl, + token: adminToken, + } + : { + url: `${baseUrl}/instances/${id}`, + token: instanceToken, + }; + + const createTemplate = async ( + data: MerchantBackend.Template.TemplateAddDetails, + ): Promise<HttpResponseOk<void>> => { + const res = await request<void>(`${url}/private/templates`, { + method: "post", + token, + data, + }); + await mutateAll(/.*private\/templates.*/); + return res; + }; + + const updateTemplate = async ( + templateId: string, + data: MerchantBackend.Template.TemplatePatchDetails, + ): Promise<HttpResponseOk<void>> => { + const res = await request<void>(`${url}/private/templates/${templateId}`, { + method: "patch", + token, + data, + }); + await mutateAll(/.*private\/templates.*/); + return res; + }; + + const deleteTemplate = async ( + templateId: string, + ): Promise<HttpResponseOk<void>> => { + const res = await request<void>(`${url}/private/templates/${templateId}`, { + method: "delete", + token, + }); + await mutateAll(/.*private\/templates.*/); + return res; + }; + + const createOrder = async ( + templateId: string, + data: MerchantBackend.Template.UsingTemplateDetails, + ): Promise< + HttpResponseOk<MerchantBackend.Template.UsingTemplateResponse> + > => { + const res = await request<MerchantBackend.Template.UsingTemplateResponse>( + `${url}/private/templates/${templateId}`, + { + method: "post", + token, + data, + }, + ); + await mutateAll(/.*private\/templates.*/); + return res; + }; + + return { createTemplate, updateTemplate, deleteTemplate, createOrder }; +} + +export interface TemplateAPI { + createTemplate: ( + data: MerchantBackend.Template.TemplateAddDetails, + ) => Promise<HttpResponseOk<void>>; + updateTemplate: ( + id: string, + data: MerchantBackend.Template.TemplatePatchDetails, + ) => Promise<HttpResponseOk<void>>; + deleteTemplate: (id: string) => Promise<HttpResponseOk<void>>; + createOrder: ( + id: string, + data: MerchantBackend.Template.UsingTemplateDetails, + ) => Promise<HttpResponseOk<MerchantBackend.Template.UsingTemplateResponse>>; +} + +export interface InstanceTemplateFilter { + //FIXME: add filter to the template list + position?: string; +} + +export function useInstanceTemplates( + args?: InstanceTemplateFilter, + updatePosition?: (id: string) => void, +): HttpResponsePaginated<MerchantBackend.Template.TemplateSummaryResponse> { + const { url: baseUrl, token: baseToken } = useBackendContext(); + const { token: instanceToken, id, admin } = useInstanceContext(); + + const { url, token } = !admin + ? { url: baseUrl, token: baseToken } + : { url: `${baseUrl}/instances/${id}`, token: instanceToken }; + + // const [pageBefore, setPageBefore] = useState(1); + const [pageAfter, setPageAfter] = useState(1); + + const totalAfter = pageAfter * PAGE_SIZE; + // const totalBefore = args?.position !== undefined ? pageBefore * PAGE_SIZE : 0; + + /** + * FIXME: this can be cleaned up a little + * + * the logic of double query should be inside the orderFetch so from the hook perspective and cache + * is just one query and one error status + */ + // const { + // data: beforeData, + // error: beforeError, + // isValidating: loadingBefore, + // } = useSWR<HttpResponseOk<MerchantBackend.Template.TemplateSummaryResponse>, HttpError>( + // [ + // `/private/templates`, + // token, + // url, + // args?.position, + // totalBefore, + // ], + // templateFetcher, + // ); + const { + data: afterData, + error: afterError, + isValidating: loadingAfter, + } = useSWR< + HttpResponseOk<MerchantBackend.Template.TemplateSummaryResponse>, + HttpError + >( + [`/private/templates`, token, url, args?.position, -totalAfter], + templateFetcher, + ); + + //this will save last result + // const [lastBefore, setLastBefore] = useState< + // HttpResponse<MerchantBackend.Template.TemplateSummaryResponse> + // >({ loading: true }); + const [lastAfter, setLastAfter] = useState< + HttpResponse<MerchantBackend.Template.TemplateSummaryResponse> + >({ loading: true }); + useEffect(() => { + if (afterData) setLastAfter(afterData); + // if (beforeData) setLastBefore(beforeData); + }, [afterData /*, beforeData*/]); + + // if (beforeError) return beforeError; + if (afterError) return afterError; + + // if the query returns less that we ask, then we have reach the end or beginning + const isReachingEnd = + afterData && afterData.data.templates.length < totalAfter; + const isReachingStart = false; + // args?.position === undefined + // || + // (beforeData && beforeData.data.templates.length < totalBefore); + + const pagination = { + isReachingEnd, + isReachingStart, + loadMore: () => { + if (!afterData || isReachingEnd) return; + if (afterData.data.templates.length < MAX_RESULT_SIZE) { + setPageAfter(pageAfter + 1); + } else { + const from = `${ + afterData.data.templates[afterData.data.templates.length - 1] + .template_id + }`; + if (from && updatePosition) updatePosition(from); + } + }, + loadMorePrev: () => { + // if (!beforeData || isReachingStart) return; + // if (beforeData.data.templates.length < MAX_RESULT_SIZE) { + // setPageBefore(pageBefore + 1); + // } else if (beforeData) { + // const from = `${beforeData.data.templates[beforeData.data.templates.length - 1] + // .template_id + // }`; + // if (from && updatePosition) updatePosition(from); + // } + }, + }; + + const templates = !afterData ? [] : (afterData || lastAfter).data.templates; + // const templates = + // !beforeData || !afterData + // ? [] + // : (beforeData || lastBefore).data.templates + // .slice() + // .reverse() + // .concat((afterData || lastAfter).data.templates); + if (loadingAfter /* || loadingBefore */) + return { loading: true, data: { templates } }; + if (/*beforeData &&*/ afterData) { + return { ok: true, data: { templates }, ...pagination }; + } + return { loading: true }; +} + +export function useTemplateDetails( + templateId: string, +): HttpResponse<MerchantBackend.Template.TemplateDetails> { + const { url: baseUrl, token: baseToken } = useBackendContext(); + const { token: instanceToken, id, admin } = useInstanceContext(); + + const { url, token } = !admin + ? { url: baseUrl, token: baseToken } + : { url: `${baseUrl}/instances/${id}`, token: instanceToken }; + + const { data, error, isValidating } = useSWR< + HttpResponseOk<MerchantBackend.Template.TemplateDetails>, + HttpError + >([`/private/templates/${templateId}`, token, url], templateFetcher, { + refreshInterval: 0, + refreshWhenHidden: false, + revalidateOnFocus: false, + revalidateOnReconnect: false, + refreshWhenOffline: false, + }); + + if (isValidating) return { loading: true, data: data?.data }; + if (data) return data; + if (error) return error; + return { loading: true }; +} |