83 lines
2.6 KiB
JavaScript
83 lines
2.6 KiB
JavaScript
import React from 'react';
|
|
|
|
class PublishThumbnailInput extends React.Component {
|
|
constructor (props) {
|
|
super(props);
|
|
this.state = {
|
|
videoPreviewSrc: null,
|
|
thumbnailError : null,
|
|
thumbnailInput : '',
|
|
}
|
|
this.handleInput = this.handleInput.bind(this);
|
|
this.urlIsAnImage = this.urlIsAnImage.bind(this);
|
|
this.testImage = this.testImage.bind(this);
|
|
this.updateVideoThumb = this.updateVideoThumb.bind(this);
|
|
}
|
|
handleInput (event) {
|
|
const value = event.target.value;
|
|
this.setState({thumbnailInput: value});
|
|
}
|
|
urlIsAnImage (url) {
|
|
return (url.match(/\.(jpeg|jpg|gif|png)$/) != null);
|
|
}
|
|
testImage (url) {
|
|
return new Promise((resolve, reject) => {
|
|
const xhttp = new XMLHttpRequest();
|
|
xhttp.open('HEAD', url, true);
|
|
xhttp.onreadystatechange = () => {
|
|
if (xhttp.readyState === 4) {
|
|
if (xhttp.status === 200) {
|
|
resolve();
|
|
} else {
|
|
reject();
|
|
}
|
|
}
|
|
};
|
|
xhttp.send();
|
|
});
|
|
}
|
|
updateVideoThumb (event) {
|
|
const imageUrl = event.target.value;
|
|
const that = this;
|
|
if (this.urlIsAnImage(imageUrl)) {
|
|
this.testImage(imageUrl, 3000)
|
|
.then(() => {
|
|
console.log('thumbnail is a valid image');
|
|
that.props.onThumbnailChange('thumbnail', imageUrl);
|
|
that.setState({thumbnailError: null});
|
|
})
|
|
.catch(error => {
|
|
console.log('encountered an error loading thumbnail image url:', error);
|
|
that.props.onThumbnailChange('thumbnail', null);
|
|
that.setState({thumbnailError: 'That is an invalid image url'});
|
|
});
|
|
} else {
|
|
that.props.onThumbnailChange('thumbnail', null);
|
|
that.setState({thumbnailError: null});
|
|
}
|
|
}
|
|
render () {
|
|
return (
|
|
<div>
|
|
<div className="column column--3 column--sml-10">
|
|
<label className="label">Thumbnail:</label>
|
|
</div><div className="column column--6 column--sml-10">
|
|
<div className="input-text--primary">
|
|
<p className="info-message-placeholder info-message--failure">{this.state.thumbnailError}</p>
|
|
<input
|
|
type="text" id="claim-thumbnail-input"
|
|
className="input-text input-text--full-width"
|
|
placeholder="https://spee.ch/xyz/example.jpg"
|
|
value={this.state.thumbnailInput}
|
|
onChange={ (event) => {
|
|
this.handleInput(event);
|
|
this.updateVideoThumb(event);
|
|
}} />
|
|
</div>
|
|
</div>
|
|
</div>
|
|
);
|
|
}
|
|
}
|
|
|
|
export default PublishThumbnailInput;
|