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import React from 'react';
import PropTypes from 'prop-types';
import { MessageType } from './Types';
import Icon from './Icon';
import Button from './Button';
export default class MessageInput extends React.Component {
constructor(props) {
super(props)
this.textChanged = this.textChanged.bind(this);
this.attachmentChanged = this.attachmentChanged.bind(this);
this.openfile = this.openfile.bind(this);
this.handleCtrlEnter = this.handleCtrlEnter.bind(this);
this.onSubmit = this.onSubmit.bind(this);
this.textarea = React.createRef();
this.fileinput = React.createRef();
this.state = {
isActive: false,
mid: this.props.data.mid,
rid: this.props.data.rid || 0,
body: '',
attach: ''
}
}
handleCtrlEnter(event) {
if (event.ctrlKey && (event.charCode == 10 || event.charCode == 13)) {
this.onSubmit({})
}
}
onSubmit(event) {
if (event.preventDefault) event.preventDefault();
const input = this.fileinput.current;
this.props.onSend({
mid: this.state.mid,
rid: this.state.rid,
body: this.state.body,
attach: this.state.attach ? input.files[0] : ''
})
this.setState({
body: '',
attach: ''
})
}
componentDidMount() {
this.textarea.current.focus()
}
textChanged(event) {
this.setState({
body: event.target.value
})
const el = this.textarea.current;
const offset = el.offsetHeight - el.clientHeight;
const height = el.scrollHeight + offset;
el.style.height = `${height + offset}px`;
}
attachmentChanged(event) {
this.setState({
attach: event.target.value
})
}
openfile() {
const input = this.fileinput.current;
if (this.state.attach) {
this.setState({
attach: ''
})
} else {
input.click()
}
}
render() {
return (
<form className="msg-comment-target">
<div className="msg-comment">
<div style={inputBarStyle}>
<div style={this.state.attach ? activeStyle : inactiveStyle}
onClick={this.openfile}>
<Icon name="ei-camera" size="s" />
<input type="file" accept="image/jpg,image/png" onClick={e => e.stopPropagation()}
style={{ display: 'none' }} ref={this.fileinput} value={this.state.attach}
onChange={this.attachmentChanged} />
</div>
<textarea name="body" onChange={this.textChanged} onKeyPress={this.handleCtrlEnter}
ref={this.textarea} style={textInputStyle} value={this.state.value}
rows="1" placeholder="Write a comment..." />
<Button onClick={this.onSubmit}><Icon name="ei-envelope" size="s"/>Send</Button>
</div>
</div>
</form>
)
}
}
const inactiveStyle = {
cursor: 'pointer',
color: '#888'
};
const activeStyle = {
cursor: 'pointer',
color: 'green'
};
const inputBarStyle = {
border: '1px solid #ddd',
display: 'flex',
alignItems: 'center',
padding: '3px',
flexGrow: 1
}
const textInputStyle = {
overflow: 'hidden',
resize: 'none',
display: 'block',
boxSizing: 'border-box'
}
MessageInput.propTypes = {
data: MessageType.isRequired,
onSend: PropTypes.func.isRequired
};
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