1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
|
/*
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/>
*/
import {
HttpStatusCode,
Logger,
WithdrawUriResult,
} from "@gnu-taler/taler-util";
import {
RequestError,
useTranslationContext,
} from "@gnu-taler/web-util/browser";
import { Fragment, VNode, h } from "preact";
import { useMemo, useState } from "preact/hooks";
import { useAccessAnonAPI } from "../hooks/access.js";
import { notifyError } from "../hooks/notification.js";
import { buildRequestErrorMessage, undefinedIfEmpty } from "../utils.js";
import { ShowInputErrorLabel } from "../components/ShowInputErrorLabel.js";
const logger = new Logger("WithdrawalConfirmationQuestion");
interface Props {
onAborted: () => void;
withdrawUri: WithdrawUriResult;
}
/**
* Additional authentication required to complete the operation.
* Not providing a back button, only abort.
*/
export function WithdrawalConfirmationQuestion({
onAborted,
withdrawUri,
}: Props): VNode {
const { i18n } = useTranslationContext();
const captchaNumbers = useMemo(() => {
return {
a: Math.floor(Math.random() * 10),
b: Math.floor(Math.random() * 10),
};
}, []);
const { confirmWithdrawal, abortWithdrawal } = useAccessAnonAPI();
const [captchaAnswer, setCaptchaAnswer] = useState<string | undefined>();
const answer = parseInt(captchaAnswer ?? "", 10);
const errors = undefinedIfEmpty({
answer: !captchaAnswer
? i18n.str`Answer the question before continue`
: Number.isNaN(answer)
? i18n.str`The answer should be a number`
: answer !== captchaNumbers.a + captchaNumbers.b
? i18n.str`The answer "${answer}" to "${captchaNumbers.a} + ${captchaNumbers.b}" is wrong.`
: undefined,
});
return (
<Fragment>
<h1 class="nav">{i18n.str`Confirm Withdrawal`}</h1>
<article>
<div class="challenge-div">
<form
class="challenge-form"
noValidate
onSubmit={(e) => {
e.preventDefault();
}}
autoCapitalize="none"
autoCorrect="off"
>
<div class="pure-form" id="captcha" name="capcha-form">
<h2>{i18n.str`Authorize withdrawal by solving challenge`}</h2>
<p>
<label for="answer">
{i18n.str`What is`}
<em>
{captchaNumbers.a} + {captchaNumbers.b}
</em>
?
</label>
<input
name="answer"
id="answer"
value={captchaAnswer ?? ""}
type="text"
autoFocus
required
onInput={(e): void => {
setCaptchaAnswer(e.currentTarget.value);
}}
/>
<ShowInputErrorLabel
message={errors?.answer}
isDirty={captchaAnswer !== undefined}
/>
</p>
<p>
<button
type="submit"
class="pure-button pure-button-primary btn-confirm"
disabled={!!errors}
onClick={async (e) => {
e.preventDefault();
try {
await confirmWithdrawal(
withdrawUri.withdrawalOperationId,
);
} catch (error) {
if (error instanceof RequestError) {
notifyError(
buildRequestErrorMessage(i18n, error.cause, {
onClientError: (status) =>
status === HttpStatusCode.Conflict
? i18n.str`The withdrawal has been aborted previously and can't be confirmed`
: status === HttpStatusCode.UnprocessableEntity
? i18n.str`The withdraw operation cannot be confirmed because no exchange and reserve public key selection happened before`
: undefined,
}),
);
} else {
notifyError({
title: i18n.str`Operation failed, please report`,
description:
error instanceof Error
? error.message
: JSON.stringify(error),
});
}
}
}}
>
{i18n.str`Confirm`}
</button>
<button
class="pure-button pure-button-secondary btn-cancel"
onClick={async (e) => {
e.preventDefault();
try {
await abortWithdrawal(withdrawUri.withdrawalOperationId);
onAborted();
} catch (error) {
if (error instanceof RequestError) {
notifyError(
buildRequestErrorMessage(i18n, error.cause, {
onClientError: (status) =>
status === HttpStatusCode.Conflict
? i18n.str`The reserve operation has been confirmed previously and can't be aborted`
: undefined,
}),
);
} else {
notifyError({
title: i18n.str`Operation failed, please report`,
description:
error instanceof Error
? error.message
: JSON.stringify(error),
});
}
}
}}
>
{i18n.str`Cancel`}
</button>
</p>
</div>
</form>
<div class="hint">
<p>
<i18n.Translate>
A this point, a <b>real</b> bank would ask for an additional
authentication proof (PIN/TAN, one time password, ..), instead
of a simple calculation.
</i18n.Translate>
</p>
</div>
</div>
</article>
</Fragment>
);
}
|
