Пошаговая форма

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
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242

import { useState } from 'react';
import type { FormEvent } from 'react';
import {
  JxStepper,
  JxInputField,
  JxSelect,
  JxTextareaField,
  JxButton,
  JxDivider,
  JxAlert,
} from '@jinx-ui/react';

interface RegistrationData {
  name: string;
  email: string;
  phone: string;
  country: string;
  city: string;
  street: string;
  comment: string;
}

interface RegistrationWizardProps {
  onSubmit: (data: RegistrationData) => void | Promise<void>;
}

const steps = [{ label: 'Контакты' }, { label: 'Адрес' }, { label: 'Проверка' }];

const countries = [
  { value: 'ru', label: 'Россия' },
  { value: 'kz', label: 'Казахстан' },
  { value: 'by', label: 'Беларусь' },
  { value: 'am', label: 'Армения' },
];

const emptyData: RegistrationData = {
  name: '',
  email: '',
  phone: '',
  country: '',
  city: '',
  street: '',
  comment: '',
};

function RegistrationWizard({ onSubmit }: RegistrationWizardProps) {
  const [step, setStep] = useState(0);
  const [data, setData] = useState<RegistrationData>(emptyData);
  const [showErrors, setShowErrors] = useState(false);
  const [sending, setSending] = useState(false);
  const [sendError, setSendError] = useState<string | null>(null);

  const set = <K extends keyof RegistrationData>(key: K, value: RegistrationData[K]) => {
    setData((prev) => ({ ...prev, [key]: value }));
  };

  const contactErrors = {
    name: data.name.trim() ? undefined : 'Укажите имя',
    email: /^[^@\s]+@[^@\s.]+\.[^@\s]+$/.test(data.email.trim())
      ? undefined
      : 'Укажите адрес вида name@example.com',
  };

  const addressErrors = {
    country: data.country ? undefined : 'Выберите страну',
    city: data.city.trim() ? undefined : 'Укажите город',
    street: data.street.trim() ? undefined : 'Укажите улицу и дом',
  };

  const stepErrors = step === 0 ? contactErrors : step === 1 ? addressErrors : {};
  const stepValid = Object.values(stepErrors).every((error) => error === undefined);

  const countryLabel = countries.find((item) => item.value === data.country)?.label ?? '—';

  const goBack = () => {
    setShowErrors(false);
    setSendError(null);
    setStep((current) => Math.max(0, current - 1));
  };

  const submit = async (event: FormEvent<HTMLFormElement>) => {
    event.preventDefault();
    if (!stepValid) {
      setShowErrors(true);
      return;
    }
    if (step < steps.length - 1) {
      setShowErrors(false);
      setStep((current) => current + 1);
      return;
    }
    setSending(true);
    setSendError(null);
    try {
      await onSubmit(data);
    } catch {
      setSendError('Не удалось отправить данные. Попробуйте ещё раз.');
    } finally {
      setSending(false);
    }
  };

  const errorText = (key: keyof RegistrationData) =>
    showErrors ? (stepErrors as Partial<Record<keyof RegistrationData, string>>)[key] : undefined;

  return (
    <form onSubmit={submit} noValidate style={{ display: 'grid', gap: '24px', maxWidth: '560px' }}>
      <JxStepper steps={steps} current={step} />

      <div style={{ display: 'grid', gap: '16px' }}>
        {step === 0 && (
          <>
            <JxInputField
              label="Имя и фамилия"
              required
              autoComplete="name"
              value={data.name}
              onChange={(event) => set('name', event.target.value)}
              errorText={errorText('name')}
            />
            <JxInputField
              label="Электронная почта"
              type="email"
              required
              autoComplete="email"
              value={data.email}
              onChange={(event) => set('email', event.target.value)}
              errorText={errorText('email')}
              helperText="На этот адрес придёт подтверждение"
            />
            <JxInputField
              label="Телефон"
              type="tel"
              prefix="+7"
              autoComplete="tel"
              placeholder="900 000-00-00"
              value={data.phone}
              onChange={(event) => set('phone', event.target.value)}
              helperText="Необязательно"
            />
          </>
        )}

        {step === 1 && (
          <>
            <JxSelect
              label="Страна"
              placeholder="Выберите страну"
              options={countries}
              value={data.country}
              onValueChange={(value) => set('country', value)}
            />
            {showErrors && addressErrors.country && (
              <JxAlert intent="danger" title="Страна не выбрана">
                {addressErrors.country}
              </JxAlert>
            )}
            <JxInputField
              label="Город"
              required
              autoComplete="address-level2"
              value={data.city}
              onChange={(event) => set('city', event.target.value)}
              errorText={errorText('city')}
            />
            <JxInputField
              label="Улица и дом"
              required
              autoComplete="street-address"
              value={data.street}
              onChange={(event) => set('street', event.target.value)}
              errorText={errorText('street')}
            />
            <JxTextareaField
              label="Комментарий для курьера"
              rows={3}
              maxLength={300}
              value={data.comment}
              onChange={(event) => set('comment', event.target.value)}
              helperText={`${data.comment.length}/300`}
            />
          </>
        )}

        {step === 2 && (
          <>
            <JxDivider label="Контакты" />
            <dl style={{ display: 'grid', gap: '8px', margin: 0 }}>
              <div style={{ display: 'flex', gap: '12px', justifyContent: 'space-between' }}>
                <dt style={{ color: 'var(--jx-text-2)' }}>Имя</dt>
                <dd style={{ margin: 0, textAlign: 'right', wordBreak: 'break-word' }}>{data.name}</dd>
              </div>
              <div style={{ display: 'flex', gap: '12px', justifyContent: 'space-between' }}>
                <dt style={{ color: 'var(--jx-text-2)' }}>Почта</dt>
                <dd style={{ margin: 0, textAlign: 'right', wordBreak: 'break-word' }}>{data.email}</dd>
              </div>
              <div style={{ display: 'flex', gap: '12px', justifyContent: 'space-between' }}>
                <dt style={{ color: 'var(--jx-text-2)' }}>Телефон</dt>
                <dd style={{ margin: 0, textAlign: 'right' }}>{data.phone ? `+7 ${data.phone}` : '—'}</dd>
              </div>
              <JxDivider label="Адрес" />
              <div style={{ display: 'flex', gap: '12px', justifyContent: 'space-between' }}>
                <dt style={{ color: 'var(--jx-text-2)' }}>Страна</dt>
                <dd style={{ margin: 0, textAlign: 'right' }}>{countryLabel}</dd>
              </div>
              <div style={{ display: 'flex', gap: '12px', justifyContent: 'space-between' }}>
                <dt style={{ color: 'var(--jx-text-2)' }}>Город</dt>
                <dd style={{ margin: 0, textAlign: 'right', wordBreak: 'break-word' }}>{data.city}</dd>
              </div>
              <div style={{ display: 'flex', gap: '12px', justifyContent: 'space-between' }}>
                <dt style={{ color: 'var(--jx-text-2)' }}>Адрес</dt>
                <dd style={{ margin: 0, textAlign: 'right', wordBreak: 'break-word' }}>{data.street}</dd>
              </div>
              {data.comment && (
                <div style={{ display: 'flex', gap: '12px', justifyContent: 'space-between' }}>
                  <dt style={{ color: 'var(--jx-text-2)' }}>Комментарий</dt>
                  <dd style={{ margin: 0, textAlign: 'right', wordBreak: 'break-word' }}>{data.comment}</dd>
                </div>
              )}
            </dl>
            {sendError && (
              <JxAlert intent="danger" title="Ошибка отправки">
                {sendError}
              </JxAlert>
            )}
          </>
        )}
      </div>

      <div style={{ display: 'flex', gap: '12px', justifyContent: 'flex-end' }}>
        <JxButton type="button" variant="ghost" disabled={step === 0 || sending} onClick={goBack}>
          Назад
        </JxButton>
        <JxButton type="submit" variant="primary" disabled={sending}>
          {step === steps.length - 1 ? (sending ? 'Отправляем…' : 'Отправить') : 'Дальше'}
        </JxButton>
      </div>
    </form>
  );
}

export default RegistrationWizard;