/*
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
*/
/**
*
* @author Sebastian Javier Marchano (sebasjm)
*/
import { useSWRConfig } from "swr";
import { MerchantBackend } from "../declaration.js";
import { useBackendContext } from "../context/backend.js";
import { useCallback, useEffect, useState } from "preact/hooks";
import { useInstanceContext } from "../context/instance.js";
import {
HttpResponse,
HttpResponseOk,
RequestOptions,
} from "@gnu-taler/web-util/lib/index.browser";
import { useApiContext } from "@gnu-taler/web-util/lib/index.browser";
export function useMatchMutate(): (
re: RegExp,
value?: unknown,
) => Promise {
const { cache, mutate } = useSWRConfig();
if (!(cache instanceof Map)) {
throw new Error(
"matchMutate requires the cache provider to be a Map instance",
);
}
return function matchRegexMutate(re: RegExp, value?: unknown) {
const allKeys = Array.from(cache.keys());
const keys = allKeys.filter((key) => re.test(key));
const mutations = keys.map((key) => {
return mutate(key, value, true);
});
return Promise.all(mutations);
};
}
export function useBackendInstancesTestForAdmin(): HttpResponse<
MerchantBackend.Instances.InstancesResponse,
MerchantBackend.ErrorDetail
> {
const { request } = useBackendBaseRequest();
type Type = MerchantBackend.Instances.InstancesResponse;
const [result, setResult] = useState<
HttpResponse
>({ loading: true });
useEffect(() => {
request(`/management/instances`)
.then((data) => setResult(data))
.catch((error) => setResult(error));
}, [request]);
return result;
}
export function useBackendConfig(): HttpResponse<
MerchantBackend.VersionResponse,
MerchantBackend.ErrorDetail
> {
const { request } = useBackendBaseRequest();
type Type = MerchantBackend.VersionResponse;
const [result, setResult] = useState<
HttpResponse
>({ loading: true });
useEffect(() => {
request(`/config`)
.then((data) => setResult(data))
.catch((error) => setResult(error));
}, [request]);
return result;
}
interface useBackendInstanceRequestType {
request: (
endpoint: string,
options?: RequestOptions,
) => Promise>;
fetcher: (endpoint: string) => Promise>;
reserveDetailFetcher: (endpoint: string) => Promise>;
tipsDetailFetcher: (endpoint: string) => Promise>;
multiFetcher: (url: string[]) => Promise[]>;
orderFetcher: (
endpoint: string,
paid?: YesOrNo,
refunded?: YesOrNo,
wired?: YesOrNo,
searchDate?: Date,
delta?: number,
) => Promise>;
transferFetcher: (
endpoint: string,
payto_uri?: string,
verified?: string,
position?: string,
delta?: number,
) => Promise>;
templateFetcher: (
endpoint: string,
position?: string,
delta?: number,
) => Promise>;
webhookFetcher: (
endpoint: string,
position?: string,
delta?: number,
) => Promise>;
}
interface useBackendBaseRequestType {
request: (
endpoint: string,
options?: RequestOptions,
) => Promise>;
}
type YesOrNo = "yes" | "no";
export function useCredentialsChecker() {
const { request } = useApiContext();
//check against instance details endpoint
//while merchant backend doesn't have a login endpoint
return async function testLogin(
instance: string,
token: string,
): Promise {
try {
const response = await request(instance, `/private/`, {
token,
});
return true;
} catch (e) {
return false;
}
};
}
/**
*
* @param root the request is intended to the base URL and no the instance URL
* @returns request handler to
*/
export function useBackendBaseRequest(): useBackendBaseRequestType {
const { url: backend, token } = useBackendContext();
const { request: requestHandler } = useApiContext();
const request = useCallback(
function requestImpl(
endpoint: string,
options: RequestOptions = {},
): Promise> {
return requestHandler(backend, endpoint, { token, ...options });
},
[backend, token],
);
return { request };
}
export function useBackendInstanceRequest(): useBackendInstanceRequestType {
const { url: rootBackendUrl, token: rootToken } = useBackendContext();
const { token: instanceToken, id, admin } = useInstanceContext();
const { request: requestHandler } = useApiContext();
const { baseUrl, token } = !admin
? { baseUrl: rootBackendUrl, token: rootToken }
: { baseUrl: `${rootBackendUrl}/instances/${id}`, token: instanceToken };
const request = useCallback(
function requestImpl(
endpoint: string,
options: RequestOptions = {},
): Promise> {
return requestHandler(baseUrl, endpoint, { token, ...options });
},
[baseUrl, token],
);
const multiFetcher = useCallback(
function multiFetcherImpl(
endpoints: string[],
): Promise[]> {
return Promise.all(
endpoints.map((endpoint) =>
requestHandler(baseUrl, endpoint, { token }),
),
);
},
[baseUrl, token],
);
const fetcher = useCallback(
function fetcherImpl(endpoint: string): Promise> {
return requestHandler(baseUrl, endpoint, { token });
},
[baseUrl, token],
);
const orderFetcher = useCallback(
function orderFetcherImpl(
endpoint: string,
paid?: YesOrNo,
refunded?: YesOrNo,
wired?: YesOrNo,
searchDate?: Date,
delta?: number,
): Promise> {
const date_ms =
delta && delta < 0 && searchDate
? searchDate.getTime() + 1
: searchDate?.getTime();
const params: any = {};
if (paid !== undefined) params.paid = paid;
if (delta !== undefined) params.delta = delta;
if (refunded !== undefined) params.refunded = refunded;
if (wired !== undefined) params.wired = wired;
if (date_ms !== undefined) params.date_ms = date_ms;
return requestHandler(baseUrl, endpoint, { params, token });
},
[baseUrl, token],
);
const reserveDetailFetcher = useCallback(
function reserveDetailFetcherImpl(
endpoint: string,
): Promise> {
return requestHandler(baseUrl, endpoint, {
params: {
tips: "yes",
},
token,
});
},
[baseUrl, token],
);
const tipsDetailFetcher = useCallback(
function tipsDetailFetcherImpl(
endpoint: string,
): Promise> {
return requestHandler(baseUrl, endpoint, {
params: {
pickups: "yes",
},
token,
});
},
[baseUrl, token],
);
const transferFetcher = useCallback(
function transferFetcherImpl(
endpoint: string,
payto_uri?: string,
verified?: string,
position?: string,
delta?: number,
): Promise> {
const params: any = {};
if (payto_uri !== undefined) params.payto_uri = payto_uri;
if (verified !== undefined) params.verified = verified;
if (delta !== undefined) {
params.limit = delta;
}
if (position !== undefined) params.offset = position;
return requestHandler(baseUrl, endpoint, { params, token });
},
[baseUrl, token],
);
const templateFetcher = useCallback(
function templateFetcherImpl(
endpoint: string,
position?: string,
delta?: number,
): Promise> {
const params: any = {};
if (delta !== undefined) {
params.limit = delta;
}
if (position !== undefined) params.offset = position;
return requestHandler(baseUrl, endpoint, { params, token });
},
[baseUrl, token],
);
const webhookFetcher = useCallback(
function webhookFetcherImpl(
endpoint: string,
position?: string,
delta?: number,
): Promise> {
const params: any = {};
if (delta !== undefined) {
params.limit = delta;
}
if (position !== undefined) params.offset = position;
return requestHandler(baseUrl, endpoint, { params, token });
},
[baseUrl, token],
);
return {
request,
fetcher,
multiFetcher,
orderFetcher,
reserveDetailFetcher,
tipsDetailFetcher,
transferFetcher,
templateFetcher,
webhookFetcher,
};
}