hometown/app/javascript/mastodon/features/account/components/account_note.js

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import React from 'react';
import ImmutablePropTypes from 'react-immutable-proptypes';
import PropTypes from 'prop-types';
import { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
import ImmutablePureComponent from 'react-immutable-pure-component';
import Textarea from 'react-textarea-autosize';
import { is } from 'immutable';
const messages = defineMessages({
placeholder: { id: 'account_note.placeholder', defaultMessage: 'Click to add a note' },
});
class InlineAlert extends React.PureComponent {
static propTypes = {
show: PropTypes.bool,
};
state = {
mountMessage: false,
};
static TRANSITION_DELAY = 200;
componentWillReceiveProps (nextProps) {
if (!this.props.show && nextProps.show) {
this.setState({ mountMessage: true });
} else if (this.props.show && !nextProps.show) {
setTimeout(() => this.setState({ mountMessage: false }), InlineAlert.TRANSITION_DELAY);
}
}
render () {
const { show } = this.props;
const { mountMessage } = this.state;
return (
<span aria-live='polite' role='status' className='inline-alert' style={{ opacity: show ? 1 : 0 }}>
{mountMessage && <FormattedMessage id='generic.saved' defaultMessage='Saved' />}
</span>
);
}
}
export default @injectIntl
class AccountNote extends ImmutablePureComponent {
static propTypes = {
account: ImmutablePropTypes.map.isRequired,
value: PropTypes.string,
onSave: PropTypes.func.isRequired,
intl: PropTypes.object.isRequired,
};
state = {
value: null,
saving: false,
saved: false,
};
componentWillMount () {
this._reset();
}
componentWillReceiveProps (nextProps) {
const accountWillChange = !is(this.props.account, nextProps.account);
const newState = {};
if (accountWillChange && this._isDirty()) {
this._save(false);
}
if (accountWillChange || nextProps.value === this.state.value) {
newState.saving = false;
}
if (this.props.value !== nextProps.value) {
newState.value = nextProps.value;
}
this.setState(newState);
}
componentWillUnmount () {
if (this._isDirty()) {
this._save(false);
}
}
setTextareaRef = c => {
this.textarea = c;
}
handleChange = e => {
this.setState({ value: e.target.value, saving: false });
};
handleKeyDown = e => {
if (e.keyCode === 13 && (e.ctrlKey || e.metaKey)) {
e.preventDefault();
this._save();
if (this.textarea) {
this.textarea.blur();
}
} else if (e.keyCode === 27) {
e.preventDefault();
this._reset(() => {
if (this.textarea) {
this.textarea.blur();
}
});
}
}
handleBlur = () => {
if (this._isDirty()) {
this._save();
}
}
_save (showMessage = true) {
this.setState({ saving: true }, () => this.props.onSave(this.state.value));
if (showMessage) {
this.setState({ saved: true }, () => setTimeout(() => this.setState({ saved: false }), 2000));
}
}
_reset (callback) {
this.setState({ value: this.props.value }, callback);
}
_isDirty () {
return !this.state.saving && this.props.value !== null && this.state.value !== null && this.state.value !== this.props.value;
}
render () {
const { account, intl } = this.props;
const { value, saved } = this.state;
if (!account) {
return null;
}
return (
<div className='account__header__account-note'>
<label htmlFor={`account-note-${account.get('id')}`}>
<FormattedMessage id='account.account_note_header' defaultMessage='Note' /> <InlineAlert show={saved} />
</label>
<Textarea
id={`account-note-${account.get('id')}`}
className='account__header__account-note__content'
disabled={this.props.value === null || value === null}
placeholder={intl.formatMessage(messages.placeholder)}
value={value || ''}
onChange={this.handleChange}
onKeyDown={this.handleKeyDown}
onBlur={this.handleBlur}
ref={this.setTextareaRef}
/>
</div>
);
}
}