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/*
This file is part of GNU Taler
(C) 2022 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/>
*/
/**
* Imports.
*/
import { HttpStatusCode } from "../http-status-codes.js";
import {
HttpRequestLibrary,
createPlatformHttpLib,
makeBasicAuthHeader,
readTalerErrorResponse,
} from "../http.js";
import { LibtoolVersion } from "../libtool-version.js";
import {
opEmptySuccess,
opKnownHttpFailure,
opSuccessFromHttp,
opUnknownFailure,
} from "../operation.js";
import {
AccessToken,
TokenRequest,
codecForTokenSuccessResponse,
codecForTokenSuccessResponseMerchant,
} from "../types-taler-common.js";
import { makeBearerTokenAuthHeader } from "./utils.js";
export class TalerAuthenticationHttpClient {
public readonly PROTOCOL_VERSION = "0:0:0";
httpLib: HttpRequestLibrary;
constructor(
readonly baseUrl: string,
httpClient?: HttpRequestLibrary,
) {
this.httpLib = httpClient ?? createPlatformHttpLib();
}
isCompatible(version: string): boolean {
const compare = LibtoolVersion.compare(this.PROTOCOL_VERSION, version);
return compare?.compatible ?? false;
}
/**
* https://docs.taler.net/core/api-corebank.html#post--accounts-$USERNAME-token
*
* @returns
*/
async createAccessTokenBasic(
username: string,
password: string,
body: TokenRequest,
) {
const url = new URL(`token`, this.baseUrl);
const resp = await this.httpLib.fetch(url.href, {
method: "POST",
headers: {
Authorization: makeBasicAuthHeader(username, password),
},
body,
});
switch (resp.status) {
case HttpStatusCode.Ok:
return opSuccessFromHttp(resp, codecForTokenSuccessResponse());
//FIXME: missing in docs
case HttpStatusCode.Unauthorized:
return opKnownHttpFailure(resp.status, resp);
case HttpStatusCode.NotFound:
return opKnownHttpFailure(resp.status, resp);
default:
return opUnknownFailure(resp, await readTalerErrorResponse(resp));
}
}
/**
* FIXME: merge this with createAccessTokenBearer the protocol of both
* services need to reply the same
*
* @returns
*/
async createAccessTokenBearer_BANK(token: AccessToken, body: TokenRequest) {
const url = new URL(`token`, this.baseUrl);
const resp = await this.httpLib.fetch(url.href, {
method: "POST",
headers: {
Authorization: makeBearerTokenAuthHeader(token),
},
body,
});
switch (resp.status) {
case HttpStatusCode.Ok:
return opSuccessFromHttp(resp, codecForTokenSuccessResponse());
//FIXME: missing in docs
case HttpStatusCode.Unauthorized:
return opKnownHttpFailure(resp.status, resp);
case HttpStatusCode.NotFound:
return opKnownHttpFailure(resp.status, resp);
default:
return opUnknownFailure(resp, await readTalerErrorResponse(resp));
}
}
/**
*
* @returns
*/
async createAccessTokenBearer(token: AccessToken, body: TokenRequest) {
const url = new URL(`token`, this.baseUrl);
const resp = await this.httpLib.fetch(url.href, {
method: "POST",
headers: {
Authorization: makeBearerTokenAuthHeader(token),
},
body,
});
switch (resp.status) {
case HttpStatusCode.Ok:
return opSuccessFromHttp(resp, codecForTokenSuccessResponseMerchant());
//FIXME: missing in docs
case HttpStatusCode.Unauthorized:
return opKnownHttpFailure(resp.status, resp);
case HttpStatusCode.NotFound:
return opKnownHttpFailure(resp.status, resp);
default:
return opUnknownFailure(resp, await readTalerErrorResponse(resp));
}
}
async deleteAccessToken(token: AccessToken) {
const url = new URL(`token`, this.baseUrl);
const resp = await this.httpLib.fetch(url.href, {
method: "DELETE",
headers: {
Authorization: makeBearerTokenAuthHeader(token),
},
});
switch (resp.status) {
case HttpStatusCode.Ok:
return opEmptySuccess(resp);
//FIXME: missing in docs
case HttpStatusCode.NoContent:
return opEmptySuccess(resp);
//FIXME: missing in docs
case HttpStatusCode.NotFound:
return opKnownHttpFailure(resp.status, resp);
default:
return opUnknownFailure(resp, await readTalerErrorResponse(resp));
}
}
}
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