accounts-frontend/packages/app/components/profile/changeEmail/ChangeEmail.tsx

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import React, { ReactNode } from 'react';
import { FormattedMessage as Message } from 'react-intl';
import { Helmet } from 'react-helmet-async';
import { SlideMotion } from 'app/components/ui/motion';
import { ScrollIntoView } from 'app/components/ui/scroll';
import {
Input,
Button,
Form,
FormModel,
FormError,
} from 'app/components/ui/form';
import { BackButton } from 'app/components/profile/ProfileForm';
import styles from 'app/components/profile/profileForm.scss';
import helpLinks from 'app/components/auth/helpLinks.scss';
import Stepper from 'app/components/ui/stepper';
import changeEmail from './changeEmail.scss';
import messages from './ChangeEmail.intl.json';
const STEPS_TOTAL = 3;
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export type ChangeEmailStep = 0 | 1 | 2;
interface Props {
onChangeStep: (step: ChangeEmailStep) => void;
lang: string;
email: string;
stepForms: Array<FormModel>;
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onSubmit: (step: ChangeEmailStep, form: FormModel) => Promise<void>;
step: ChangeEmailStep;
code?: string;
}
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interface State {
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newEmail: string | null;
activeStep: ChangeEmailStep;
code: string;
}
interface FormStepParams {
form: FormModel;
isActiveStep: boolean;
isCodeSpecified: boolean;
email: string;
code?: string;
}
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export default class ChangeEmail extends React.Component<Props, State> {
static get defaultProps(): Partial<Props> {
return {
stepForms: [new FormModel(), new FormModel(), new FormModel()],
onChangeStep() {},
step: 0,
};
}
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state: State = {
newEmail: null,
activeStep: this.props.step,
code: this.props.code || '',
};
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static getDerivedStateFromProps(props: Props, state: State) {
return {
activeStep:
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typeof props.step === 'number' ? props.step : state.activeStep,
code: props.code || state.code,
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};
}
render() {
const { activeStep } = this.state;
const form = this.props.stepForms[activeStep];
return (
<Form
form={form}
onSubmit={this.onFormSubmit}
onInvalid={() => this.forceUpdate()}
>
<div
className={styles.contentWithBackButton}
data-testid="change-email"
>
<BackButton />
<div className={styles.form}>
<div className={styles.formBody}>
<Message {...messages.changeEmailTitle}>
{(pageTitle) => (
<h3 className={styles.violetTitle}>
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<Helmet title={pageTitle as string} />
{pageTitle}
</h3>
)}
</Message>
<div className={styles.formRow}>
<p className={styles.description}>
<Message {...messages.changeEmailDescription} />
</p>
</div>
</div>
</div>
<div className={styles.stepper}>
<Stepper
color="violet"
totalSteps={STEPS_TOTAL}
activeStep={activeStep}
/>
</div>
<div className={styles.form}>
{activeStep > 0 ? <ScrollIntoView /> : null}
{this.renderStepForms()}
<Button
color="violet"
type="submit"
block
label={
this.isLastStep()
? messages.changeEmailButton
: messages.sendEmailButton
}
/>
</div>
<div className={helpLinks.helpLinks}>
{this.isLastStep() ? null : (
<a href="#" onClick={this.onSwitchStep}>
<Message {...messages.alreadyReceivedCode} />
</a>
)}
</div>
</div>
</Form>
);
}
renderStepForms() {
const { email } = this.props;
const { activeStep, code } = this.state;
const isCodeSpecified = !!this.props.code;
return (
<SlideMotion activeStep={activeStep}>
{new Array(STEPS_TOTAL).fill(0).map((_, step) => {
const formParams: FormStepParams = {
form: this.props.stepForms[step],
isActiveStep: step === activeStep,
isCodeSpecified,
email,
code,
};
switch (step) {
case 0:
return this.renderStep0(formParams);
case 1:
return this.renderStep1(formParams);
case 2:
return this.renderStep2(formParams);
}
})}
</SlideMotion>
);
}
renderStep0({ email, form }: FormStepParams): ReactNode {
return (
<div key="step0" data-testid="step1" className={styles.formBody}>
<div className={styles.formRow}>
<p className={styles.description}>
<Message {...messages.currentAccountEmail} />
</p>
</div>
<div className={styles.formRow}>
<h2 className={changeEmail.currentAccountEmail}>{email}</h2>
<FormError error={form.getError('email')} />
</div>
<div className={styles.formRow}>
<p className={styles.description}>
<Message {...messages.pressButtonToStart} />
</p>
</div>
</div>
);
}
renderStep1({
email,
form,
code,
isCodeSpecified,
isActiveStep,
}: FormStepParams): ReactNode {
return (
<div key="step1" data-testid="step2" className={styles.formBody}>
<div className={styles.formRow}>
<p className={styles.description}>
<Message
{...messages.enterInitializationCode}
values={{
email: <b>{email}</b>,
}}
/>
</p>
</div>
<div className={styles.formRow}>
<Input
{...form.bindField('key')}
required={isActiveStep}
disabled={isCodeSpecified}
value={code}
onChange={this.onCodeInput}
autoComplete="off"
skin="light"
color="violet"
placeholder={messages.codePlaceholder}
/>
</div>
<div className={styles.formRow}>
<p className={styles.description}>
<Message {...messages.enterNewEmail} />
</p>
</div>
<div className={styles.formRow}>
<Input
{...form.bindField('email')}
required={isActiveStep}
skin="light"
color="violet"
placeholder={messages.newEmailPlaceholder}
/>
</div>
</div>
);
}
renderStep2({
form,
code,
isCodeSpecified,
isActiveStep,
}: FormStepParams): ReactNode {
const { newEmail } = this.state;
return (
<div key="step2" data-testid="step3" className={styles.formBody}>
<div className={styles.formRow}>
<p className={styles.description}>
{newEmail ? (
<span>
<Message
{...messages.finalizationCodeWasSentToEmail}
values={{
email: <b>{newEmail}</b>,
}}
/>{' '}
</span>
) : null}
<Message {...messages.enterFinalizationCode} />
</p>
</div>
<div className={styles.formRow}>
<Input
{...form.bindField('key')}
required={isActiveStep}
disabled={isCodeSpecified}
value={code}
onChange={this.onCodeInput}
autoComplete="off"
skin="light"
color="violet"
placeholder={messages.codePlaceholder}
/>
</div>
</div>
);
}
nextStep() {
const { activeStep } = this.state;
const nextStep = activeStep + 1;
let newEmail = null;
if (activeStep === 1) {
newEmail = this.props.stepForms[1].value('email');
}
if (nextStep < STEPS_TOTAL) {
this.setState({
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activeStep: nextStep as ChangeEmailStep,
newEmail,
});
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this.props.onChangeStep(nextStep as ChangeEmailStep);
}
}
isLastStep() {
return this.state.activeStep + 1 === STEPS_TOTAL;
}
onSwitchStep = (event: React.MouseEvent) => {
event.preventDefault();
this.nextStep();
};
onCodeInput = (event: React.ChangeEvent<HTMLInputElement>) => {
const { value } = event.target;
if (this.props.code) {
return;
}
this.setState({
code: value,
});
};
onFormSubmit = () => {
const { activeStep } = this.state;
const form = this.props.stepForms[activeStep];
const promise = this.props.onSubmit(activeStep, form);
if (!promise || !promise.then) {
throw new Error('Expecting promise from onSubmit');
}
promise.then(
() => {
this.nextStep();
this.setState({
code: '',
});
},
(resp) => {
if (resp.errors) {
form.setErrors(resp.errors);
this.forceUpdate();
} else {
return Promise.reject(resp);
}
},
);
};
}