summaryrefslogtreecommitdiff
path: root/packages/taler-wallet-webextension/src/popup/ProviderAddPage.tsx
blob: 6b6e8f5c263f2dfec6a916db856abccfa48db64d (plain)
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
/*
 This file is part of GNU Taler
 (C) 2021 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 { Amounts, BackupBackupProviderTerms, canonicalizeBaseUrl, i18n } from "@gnu-taler/taler-util";
import { verify } from "@gnu-taler/taler-wallet-core/src/crypto/primitives/nacl-fast";
import { VNode, h } from "preact";
import { useEffect, useState } from "preact/hooks";
import { Checkbox } from "../components/Checkbox";
import { ErrorMessage } from "../components/ErrorMessage";
import { Button, ButtonPrimary, Input, LightText, PopupBox, SmallLightText } from "../components/styled/index";
import * as wxApi from "../wxApi";

interface Props {
  currency: string;
  onBack: () => void;
}

function getJsonIfOk(r: Response) {
  if (r.ok) {
    return r.json()
  } else {
    if (r.status >= 400 && r.status < 500) {
      throw new Error(`URL may not be right: (${r.status}) ${r.statusText}`)
    } else {
      throw new Error(`Try another server: (${r.status}) ${r.statusText || 'internal server error'}`)
    }
  }
}


export function ProviderAddPage({ onBack }: Props): VNode {
  const [verifying, setVerifying] = useState<{ url: string, name: string, provider: BackupBackupProviderTerms } | undefined>(undefined)

  async function getProviderInfo(url: string): Promise<BackupBackupProviderTerms> {
    return fetch(`${url}config`)
      .catch(e => { throw new Error(`Network error`) })
      .then(getJsonIfOk)
  }

  if (!verifying) {
    return <SetUrlView
      onCancel={onBack}
      onVerify={(url) => getProviderInfo(url)}
      onConfirm={(url, name) => getProviderInfo(url)
        .then((provider) => {
          setVerifying({ url, name, provider });
        })
        .catch(e => e.message)
      }
    />
  }
  return <ConfirmProviderView
    provider={verifying.provider}
    url={verifying.url}
    onCancel={() => {
      setVerifying(undefined);
    }}
    onConfirm={() => {
      wxApi.addBackupProvider(verifying.url, verifying.name).then(onBack)
    }}

  />
}


export interface SetUrlViewProps {
  initialValue?: string;
  onCancel: () => void;
  onVerify: (s: string) => Promise<BackupBackupProviderTerms | undefined>;
  onConfirm: (url: string, name: string) => Promise<string | undefined>;
  withError?: string;
}

export function SetUrlView({ initialValue, onCancel, onVerify, onConfirm, withError }: SetUrlViewProps) {
  const [value, setValue] = useState<string>(initialValue || "")
  const [urlError, setUrlError] = useState(false)
  const [name, setName] = useState<string|undefined>(undefined)
  const [error, setError] = useState<string | undefined>(withError)
  useEffect(() => {
    try {
      const url = canonicalizeBaseUrl(value)
      onVerify(url).then(r => {
        setUrlError(false)
        setName(new URL(url).hostname)
      }).catch(() => {
        setUrlError(true)
        setName(undefined)
      })
    } catch {
      setUrlError(true)
      setName(undefined)
    }
  }, [value])
  return <PopupBox>
    <section>
      <h1> Add backup provider</h1>
      <ErrorMessage title={error && "Could not get provider information"} description={error} />
      <LightText> Backup providers may charge for their service</LightText>
      <p>
        <Input invalid={urlError}>
          <label>URL</label>
          <input type="text" placeholder="https://" value={value} onChange={(e) => setValue(e.currentTarget.value)} />
        </Input>
        <Input>
          <label>Name</label>
          <input type="text" disabled={name === undefined} value={name} onChange={e => setName(e.currentTarget.value)}/>
        </Input>
      </p>
    </section>
    <footer>
      <Button onClick={onCancel}><i18n.Translate> &lt; Back</i18n.Translate></Button>
      <ButtonPrimary
        disabled={!value && !urlError}
        onClick={() => {
          const url = canonicalizeBaseUrl(value)
          return onConfirm(url, name!).then(r => r ? setError(r) : undefined)
        }}><i18n.Translate>Next</i18n.Translate></ButtonPrimary>
    </footer>
  </PopupBox>
}

export interface ConfirmProviderViewProps {
  provider: BackupBackupProviderTerms,
  url: string,
  onCancel: () => void;
  onConfirm: () => void;
}
export function ConfirmProviderView({ url, provider, onCancel, onConfirm }: ConfirmProviderViewProps) {
  const [accepted, setAccepted] = useState(false);

  return <PopupBox>
    <section>
      <h1>Review terms of service</h1>
      <div>Provider URL: <a href={url} target="_blank">{url}</a></div>
      <SmallLightText>Please review and accept this provider's terms of service</SmallLightText>
      <h2>1. Pricing</h2>
      <p>
        {Amounts.isZero(provider.annual_fee) ? 'free of charge' : `${provider.annual_fee} per year of service`}
      </p>
      <h2>2. Storage</h2>
      <p>
        {provider.storage_limit_in_megabytes} megabytes of storage per year of service
      </p>
      <Checkbox label="Accept terms of service" name="terms" onToggle={() => setAccepted(old => !old)} enabled={accepted} />
    </section>
    <footer>
      <Button onClick={onCancel}><i18n.Translate> &lt; Back</i18n.Translate></Button>
      <ButtonPrimary
        disabled={!accepted}
        onClick={onConfirm}><i18n.Translate>Add provider</i18n.Translate></ButtonPrimary>
    </footer>
  </PopupBox>
}