218 lines
8.5 KiB
TypeScript
218 lines
8.5 KiB
TypeScript
/*
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This file is part of GNU Taler
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(C) 2021 Taler Systems S.A.
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GNU Taler is free software; you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the Free Software
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Foundation; either version 3, or (at your option) any later version.
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GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
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*/
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import { useEffect, useState } from 'preact/hooks';
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import useSWR from 'swr';
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import { useBackendContext } from '../context/backend';
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import { useInstanceContext } from '../context/instance';
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import { MerchantBackend } from '../declaration';
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import { MAX_RESULT_SIZE, PAGE_SIZE } from '../utils/constants';
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import { fetcher, HttpError, HttpResponse, HttpResponseOk, HttpResponsePaginated, mutateAll, request } from './backend';
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export interface OrderAPI {
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//FIXME: add OutOfStockResponse on 410
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createOrder: (data: MerchantBackend.Orders.PostOrderRequest) => Promise<HttpResponseOk<MerchantBackend.Orders.PostOrderResponse>>;
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forgetOrder: (id: string, data: MerchantBackend.Orders.ForgetRequest) => Promise<HttpResponseOk<void>>;
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refundOrder: (id: string, data: MerchantBackend.Orders.RefundRequest) => Promise<HttpResponseOk<MerchantBackend.Orders.MerchantRefundResponse>>;
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deleteOrder: (id: string) => Promise<HttpResponseOk<void>>;
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getPaymentURL: (id: string) => Promise<HttpResponseOk<string>>;
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}
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type YesOrNo = 'yes' | 'no';
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export function orderFetcher<T>(url: string, token: string, backend: string, paid?: YesOrNo, refunded?: YesOrNo, wired?: YesOrNo, searchDate?: Date, delta?: number): Promise<HttpResponseOk<T>> {
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const date_ms = delta && delta < 0 && searchDate ? searchDate.getTime() + 1 : searchDate?.getTime()
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const params: any = {}
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if (paid !== undefined) params.paid = paid
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if (delta !== undefined) params.delta = delta
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if (refunded !== undefined) params.refunded = refunded
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if (wired !== undefined) params.wired = wired
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if (date_ms !== undefined) params.date_ms = date_ms
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return request<T>(`${backend}${url}`, { token, params })
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}
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export function useOrderAPI(): OrderAPI {
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const { url: baseUrl, token: adminToken } = useBackendContext()
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const { token: instanceToken, id, admin } = useInstanceContext()
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const { url, token } = !admin ? {
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url: baseUrl, token: adminToken
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} : {
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url: `${baseUrl}/instances/${id}`, token: instanceToken
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}
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const createOrder = async (data: MerchantBackend.Orders.PostOrderRequest): Promise<HttpResponseOk<MerchantBackend.Orders.PostOrderResponse>> => {
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const res = await request<MerchantBackend.Orders.PostOrderResponse>(`${url}/private/orders`, {
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method: 'post',
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token,
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data
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})
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await mutateAll(/@"\/private\/orders"@/)
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return res
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}
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const refundOrder = async (orderId: string, data: MerchantBackend.Orders.RefundRequest): Promise<HttpResponseOk<MerchantBackend.Orders.MerchantRefundResponse>> => {
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mutateAll(/@"\/private\/orders"@/)
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return request<MerchantBackend.Orders.MerchantRefundResponse>(`${url}/private/orders/${orderId}/refund`, {
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method: 'post',
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token,
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data
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})
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// return res
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}
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const forgetOrder = async (orderId: string, data: MerchantBackend.Orders.ForgetRequest): Promise<HttpResponseOk<void>> => {
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mutateAll(/@"\/private\/orders"@/)
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return request(`${url}/private/orders/${orderId}/forget`, {
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method: 'patch',
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token,
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data
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})
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}
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const deleteOrder = async (orderId: string): Promise<HttpResponseOk<void>> => {
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mutateAll(/@"\/private\/orders"@/)
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return request(`${url}/private/orders/${orderId}`, {
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method: 'delete',
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token
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})
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}
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const getPaymentURL = async (orderId: string): Promise<HttpResponseOk<string>> => {
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return request<MerchantBackend.Orders.MerchantOrderStatusResponse>(`${url}/private/orders/${orderId}`, {
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method: 'get',
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token
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}).then((res) => {
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const url = res.data.order_status === "unpaid" ? res.data.taler_pay_uri : res.data.contract_terms.fulfillment_url
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const response: HttpResponseOk<string> = res as any
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response.data = url || ''
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return response
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})
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}
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return { createOrder, forgetOrder, deleteOrder, refundOrder, getPaymentURL }
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}
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export function useOrderDetails(oderId: string): HttpResponse<MerchantBackend.Orders.MerchantOrderStatusResponse> {
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const { url: baseUrl, token: baseToken } = useBackendContext();
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const { token: instanceToken, id, admin } = useInstanceContext();
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const { url, token } = !admin ? {
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url: baseUrl, token: baseToken
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} : {
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url: `${baseUrl}/instances/${id}`, token: instanceToken
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};
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const { data, error, isValidating } = useSWR<HttpResponseOk<MerchantBackend.Orders.MerchantOrderStatusResponse>, HttpError>([`/private/orders/${oderId}`, token, url], fetcher, {
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refreshInterval: 0,
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refreshWhenHidden: false,
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revalidateOnFocus: false,
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revalidateOnReconnect: false,
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refreshWhenOffline: false,
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})
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if (isValidating) return { loading: true, data: data?.data }
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if (data) return data
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if (error) return error
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return { loading: true }
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}
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export interface InstanceOrderFilter {
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paid?: YesOrNo;
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refunded?: YesOrNo;
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wired?: YesOrNo;
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date?: Date;
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}
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export function useInstanceOrders(args?: InstanceOrderFilter, updateFilter?: (d: Date) => void): HttpResponsePaginated<MerchantBackend.Orders.OrderHistory> {
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const { url: baseUrl, token: baseToken } = useBackendContext();
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const { token: instanceToken, id, admin } = useInstanceContext();
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const { url, token } = !admin ? {
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url: baseUrl, token: baseToken
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} : {
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url: `${baseUrl}/instances/${id}`, token: instanceToken
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}
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const [pageBefore, setPageBefore] = useState(1)
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const [pageAfter, setPageAfter] = useState(1)
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const totalAfter = pageAfter * PAGE_SIZE;
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const totalBefore = args?.date ? pageBefore * PAGE_SIZE : 0;
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/**
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* FIXME: this can be cleaned up a little
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*
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* the logic of double query should be inside the orderFetch so from the hook perspective and cache
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* is just one query and one error status
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*/
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const { data: beforeData, error: beforeError, isValidating: loadingBefore } = useSWR<HttpResponseOk<MerchantBackend.Orders.OrderHistory>, HttpError>(
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[`/private/orders`, token, url, args?.paid, args?.refunded, args?.wired, args?.date, totalBefore],
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orderFetcher,
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)
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const { data: afterData, error: afterError, isValidating: loadingAfter } = useSWR<HttpResponseOk<MerchantBackend.Orders.OrderHistory>, HttpError>(
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[`/private/orders`, token, url, args?.paid, args?.refunded, args?.wired, args?.date, -totalAfter],
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orderFetcher,
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)
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//this will save last result
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const [lastBefore, setLastBefore] = useState<HttpResponse<MerchantBackend.Orders.OrderHistory>>({ loading: true })
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const [lastAfter, setLastAfter] = useState<HttpResponse<MerchantBackend.Orders.OrderHistory>>({ loading: true })
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useEffect(() => {
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if (afterData) setLastAfter(afterData)
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if (beforeData) setLastBefore(beforeData)
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}, [afterData, beforeData])
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// this has problems when there are some ids missing
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if (beforeError) return beforeError
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if (afterError) return afterError
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const pagination = {
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isReachingEnd: afterData && afterData.data.orders.length < totalAfter,
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isReachingStart: (!args?.date) || (beforeData && beforeData.data.orders.length < totalBefore),
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loadMore: () => {
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if (!afterData) return
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if (afterData.data.orders.length < MAX_RESULT_SIZE) {
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setPageAfter(pageAfter + 1)
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} else {
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const from = afterData.data.orders[afterData.data.orders.length - 1].timestamp.t_s
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if (from && updateFilter) updateFilter(new Date(from))
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}
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},
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loadMorePrev: () => {
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if (!beforeData) return
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if (beforeData.data.orders.length < MAX_RESULT_SIZE) {
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setPageBefore(pageBefore + 1)
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} else if (beforeData) {
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const from = beforeData.data.orders[beforeData.data.orders.length - 1].timestamp.t_s
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if (from && updateFilter) updateFilter(new Date(from))
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}
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},
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}
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const orders = !beforeData || !afterData ? [] : (beforeData || lastBefore).data.orders.slice().reverse().concat((afterData || lastAfter).data.orders)
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if (loadingAfter || loadingBefore) return { loading: true, data: { orders } }
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if (beforeData && afterData) {
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return { ok: true, data: { orders }, ...pagination }
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}
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return { loading: true }
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}
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