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EnterPassword.tsx
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EnterPassword.tsx
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import React, { Component } from 'react';
import zxcvbn, { ZXCVBNResult } from 'zxcvbn';
import { MINIMUM_PASSWORD_LENGTH } from 'config';
import translate, { translateRaw } from 'translations';
import { TogglablePassword } from 'components';
import { Spinner } from 'components/ui';
import Template from '../Template';
import './EnterPassword.scss';
interface Props {
isGenerating: boolean;
continue(pw: string): void;
}
interface State {
password: string;
confirmedPassword: string;
passwordValidation: ZXCVBNResult | null;
feedback: string;
}
export default class EnterPassword extends Component<Props, State> {
public state: State = {
password: '',
confirmedPassword: '',
passwordValidation: null,
feedback: ''
};
public render() {
const { isGenerating } = this.props;
const { password, confirmedPassword, feedback } = this.state;
const passwordValidity = this.getPasswordValidity();
const isPasswordValid = passwordValidity === 'valid';
const isConfirmValid = confirmedPassword ? password === confirmedPassword : undefined;
const canSubmit = isPasswordValid && isConfirmValid && !isGenerating;
return (
<Template>
<form className="EnterPw" onSubmit={canSubmit ? this.handleSubmit : undefined}>
<h1 className="EnterPw-title" aria-live="polite">
{translate('GENERATE_KEYSTORE_TITLE')}
</h1>
<div className="input-group-wrapper EnterPw-password">
<label className="input-group">
<div className="input-group-header">{translate('INPUT_PASSWORD_LABEL')}</div>
<TogglablePassword
isValid={isPasswordValid && password.length > 0}
value={password}
placeholder={translateRaw('INPUT_PASSWORD_PLACEHOLDER', {
$pass_length: MINIMUM_PASSWORD_LENGTH.toString()
})}
onChange={this.onPasswordChange}
onBlur={this.showFeedback}
/>
{!isPasswordValid && feedback && (
<p className={`EnterPw-password-feedback help-block is-${passwordValidity}`}>
{feedback}
</p>
)}
</label>
</div>
<div className="input-group-wrapper EnterPw-password">
<label className="input-group">
<div className="input-group-header">{translate('INPUT_CONFIRM_PASSWORD_LABEL')}</div>
<TogglablePassword
isValid={isConfirmValid && password.length > 0}
value={confirmedPassword}
placeholder={translateRaw('GEN_PLACEHOLDER_1')}
onChange={this.onConfirmChange}
/>
</label>
</div>
<button disabled={!canSubmit} className="EnterPw-submit btn btn-primary btn-lg btn-block">
{isGenerating ? <Spinner light={true} /> : translate('NAV_GENERATEWALLET')}
</button>
<p className="EnterPw-warning">{translate('X_PASSWORDDESC')}</p>
</form>
</Template>
);
}
private getPasswordValidity(): 'valid' | 'invalid' | 'semivalid' | undefined {
const { password, passwordValidation } = this.state;
if (!password) {
return undefined;
}
if (password.length < MINIMUM_PASSWORD_LENGTH) {
return 'invalid';
}
if (passwordValidation && passwordValidation.score < 3) {
return 'semivalid';
}
return 'valid';
}
private getFeedback() {
let feedback: string = '';
const validity = this.getPasswordValidity();
if (validity !== 'valid') {
const { password, passwordValidation } = this.state;
if (password.length < MINIMUM_PASSWORD_LENGTH) {
feedback = translateRaw('INPUT_PASSWORD_PLACEHOLDER', {
$pass_length: MINIMUM_PASSWORD_LENGTH.toString()
});
} else if (passwordValidation && passwordValidation.feedback) {
feedback = translateRaw('WEAK_PASSWORD') + ' ' + passwordValidation.feedback.warning;
} else {
feedback = translateRaw('INVALID_PASSWORD');
}
}
return feedback;
}
private handleSubmit = (ev: React.FormEvent<HTMLFormElement>) => {
ev.preventDefault();
this.props.continue(this.state.password);
};
private onPasswordChange = (e: React.FormEvent<HTMLInputElement>) => {
const password = e.currentTarget.value;
const passwordValidation = password ? zxcvbn(password) : null;
this.setState(
{
password,
passwordValidation,
feedback: ''
},
() => {
if (password.length >= MINIMUM_PASSWORD_LENGTH) {
this.showFeedback();
}
}
);
};
private onConfirmChange = (e: React.FormEvent<HTMLInputElement>) => {
this.setState({ confirmedPassword: e.currentTarget.value });
};
private showFeedback = () => {
const { password, passwordValidation } = this.state;
if (!password) {
return;
}
const feedback = this.getFeedback();
this.setState({ passwordValidation, feedback });
};
}