MyCrypto/common/components/WalletDecrypt/components/PrivateKey.tsx

126 lines
3.7 KiB
TypeScript

import { isValidEncryptedPrivKey, isValidPrivKey } from 'libs/validators';
import { stripHexPrefix } from 'libs/values';
import React, { PureComponent } from 'react';
import translate, { translateRaw } from 'translations';
import { TogglablePassword } from 'components';
import { Input } from 'components/ui';
export interface PrivateKeyValue {
key: string;
password: string;
valid: boolean;
}
interface Validated {
fixedPkey: string;
isValidPkey: boolean;
isPassRequired: boolean;
valid: boolean;
}
function validatePkeyAndPass(pkey: string, pass: string): Validated {
const fixedPkey = stripHexPrefix(pkey).trim();
const validPkey = isValidPrivKey(fixedPkey);
const validEncPkey = isValidEncryptedPrivKey(fixedPkey);
const isValidPkey = validPkey || validEncPkey;
let isValidPass = false;
if (validPkey) {
isValidPass = true;
} else if (validEncPkey) {
isValidPass = pass.length > 0;
}
return {
fixedPkey,
isValidPkey,
isPassRequired: validEncPkey,
valid: isValidPkey && isValidPass
};
}
interface Props {
value: PrivateKeyValue;
onChange(value: PrivateKeyValue): void;
onUnlock(): void;
}
export class PrivateKeyDecrypt extends PureComponent<Props> {
public render() {
const { key, password } = this.props.value;
const { isValidPkey, isPassRequired } = validatePkeyAndPass(key, password);
const unlockDisabled = !isValidPkey || (isPassRequired && !password.length);
return (
<form id="selectedTypeKey" onSubmit={this.unlock}>
<div className="input-group-wrapper">
<label className="input-group">
<TogglablePassword
value={key}
rows={4}
placeholder={translateRaw('X_PRIVKEY2')}
isValid={isValidPkey}
onChange={this.onPkeyChange}
onEnter={this.props.onUnlock}
/>
</label>
</div>
{isValidPkey &&
isPassRequired && (
<div className="input-group-wrapper">
<label className="input-group">
<div className="input-group-header">{translate('ADD_LABEL_3')}</div>
<Input
className={`form-control ${password.length > 0 ? 'is-valid' : 'is-invalid'}`}
value={password}
onChange={this.onPasswordChange}
onKeyDown={this.onKeyDown}
placeholder={translateRaw('INPUT_PASSWORD_LABEL')}
type="password"
/>
</label>
</div>
)}
<button className="btn btn-block btn-primary" disabled={unlockDisabled}>
{translate('ADD_LABEL_6_SHORT')}
</button>
</form>
);
}
private onPkeyChange = (e: React.FormEvent<HTMLTextAreaElement | HTMLInputElement>) => {
const pkey = e.currentTarget.value;
const pass = this.props.value.password;
const { fixedPkey, valid } = validatePkeyAndPass(pkey, pass);
this.props.onChange({ ...this.props.value, key: fixedPkey, valid });
};
private onPasswordChange = (e: React.FormEvent<HTMLInputElement>) => {
// NOTE: Textareas don't support password type, so we replace the value
// with an equal length number of dots. On change, we replace
const pkey = this.props.value.key;
const pass = e.currentTarget.value;
const { valid } = validatePkeyAndPass(pkey, pass);
this.props.onChange({
...this.props.value,
password: pass,
valid
});
};
private onKeyDown = (e: React.KeyboardEvent<HTMLElement>) => {
if (e.keyCode === 13) {
this.unlock(e);
}
};
private unlock = (e: React.SyntheticEvent<HTMLElement>) => {
e.preventDefault();
e.stopPropagation();
this.props.onUnlock();
};
}