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TagMenu.tsx
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TagMenu.tsx
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import {
Dialog,
Notification,
showDialog,
showErrorMessage
} from '@jupyterlab/apputils';
import { TranslationBundle } from '@jupyterlab/translation';
import ClearIcon from '@mui/icons-material/Clear';
import List from '@mui/material/List';
import ListItem from '@mui/material/ListItem';
import * as React from 'react';
import { FixedSizeList, ListChildComponentProps } from 'react-window';
import { showError } from '../notifications';
import {
filterClass,
filterClearClass,
filterInputClass,
filterWrapperClass,
listItemClass,
listItemIconClass,
nameClass,
newBranchButtonClass,
wrapperClass
} from '../style/BranchMenu';
import { tagIcon } from '../style/icons';
import { Git, IGitExtension } from '../tokens';
import { NewTagDialogBox } from './NewTagDialog';
const ITEM_HEIGHT = 24.8; // HTML element height for a single tag
const MIN_HEIGHT = 150; // Minimal HTML element height for the tags list
const MAX_HEIGHT = 400; // Maximal HTML element height for the tags list
/**
* Callback invoked upon encountering an error when switching tags.
*
* @private
* @param error - error
* @param id - notificatin id
* @param trans - Translation object
*/
function onTagError(error: any, id: string, trans: TranslationBundle): void {
if (error.message.includes('following files would be overwritten')) {
// Empty log message to hide the executing alert
Notification.dismiss(id);
showDialog({
title: trans.__('Unable to checkout tag'),
body: (
<React.Fragment>
<p>
{trans.__(
'Your changes to the following files would be overwritten by switching:'
)}
</p>
<List>
{error.message.split('\n').slice(1, -3).map(renderFileName)}
</List>
<span>
{trans.__(
'Please commit, stash, or discard your changes before you checkout tags.'
)}
</span>
</React.Fragment>
),
buttons: [Dialog.okButton({ label: trans.__('Dismiss') })]
});
} else {
Notification.update({
id,
message: trans.__('Failed to checkout tag.'),
type: 'error',
...showError(error, trans)
});
}
}
/**
* Renders a file name.
*
* @private
* @param filename - file name
* @returns React element
*/
function renderFileName(filename: string): React.ReactElement {
return <ListItem key={filename}>{filename}</ListItem>;
}
/**
* Interface describing component properties.
*/
export interface ITagMenuProps {
/**
* Current list of tags.
*/
tagsList: Git.ITag[];
/**
* Boolean indicating whether branching is disabled.
*/
branching: boolean;
/**
* List of prior commits.
*/
pastCommits: Git.ISingleCommitInfo[];
/**
* Git extension data model.
*/
model: IGitExtension;
/**
* The application language translator.
*/
trans: TranslationBundle;
}
/**
* Interface describing component state.
*/
export interface ITagMenuState {
/**
* Boolean indicating whether to show a dialog to create a new tag.
*/
tagDialog: boolean;
/**
* Menu filter.
*/
filter: string;
}
/**
* React component for rendering a tag menu.
*/
export class TagMenu extends React.Component<ITagMenuProps, ITagMenuState> {
/**
* Returns a React component for rendering a tag menu.
*
* @param props - component properties
* @returns React component
*/
constructor(props: ITagMenuProps) {
super(props);
this.state = {
filter: '',
tagDialog: false
};
}
/**
* Renders the component.
*
* @returns React element
*/
render(): React.ReactElement {
return (
<div className={wrapperClass}>
{this._renderFilter()}
{this._renderTagList()}
{this._renderNewTagDialog()}
</div>
);
}
/**
* Renders a tag input filter.
*
* @returns React element
*/
private _renderFilter(): React.ReactElement {
return (
<div className={filterWrapperClass}>
<div className={filterClass}>
<input
className={filterInputClass}
type="text"
onChange={this._onFilterChange}
value={this.state.filter}
placeholder={this.props.trans.__('Filter')}
title={this.props.trans.__('Filter tag menu')}
/>
{this.state.filter ? (
<button className={filterClearClass}>
<ClearIcon
titleAccess={this.props.trans.__('Clear the current filter')}
fontSize="small"
onClick={this._resetFilter}
/>
</button>
) : null}
</div>
<input
className={newBranchButtonClass}
type="button"
title={this.props.trans.__('Create a new tag')}
value={this.props.trans.__('New Tag')}
onClick={this._onNewTagClick}
/>
</div>
);
}
/**
* Renders list of tags.
*
* @returns React element
*/
private _renderTagList(): React.ReactElement {
// Perform a "simple" filter... (TODO: consider implementing fuzzy filtering)
const filter = this.state.filter;
const tags = this.props.tagsList.filter(
tag => !filter || tag.name.includes(filter)
);
return (
<FixedSizeList
height={Math.min(
Math.max(MIN_HEIGHT, tags.length * ITEM_HEIGHT),
MAX_HEIGHT
)}
itemCount={tags.length}
itemData={tags}
itemKey={(index, data) => data[index].name}
itemSize={ITEM_HEIGHT}
style={{ overflowX: 'hidden', paddingTop: 0, paddingBottom: 0 }}
width={'auto'}
>
{this._renderItem}
</FixedSizeList>
);
}
/**
* Renders a menu item.
*
* @param props Row properties
* @returns React element
*/
private _renderItem = (props: ListChildComponentProps): JSX.Element => {
const { data, index, style } = props;
const tag = data[index] as Git.ITag;
return (
<ListItem
button
title={this.props.trans.__('Checkout to tag: %1', tag.name)}
className={listItemClass}
onClick={this._onTagClickFactory(tag.name)}
style={style}
>
<tagIcon.react className={listItemIconClass} tag="span" />
<span className={nameClass}>{tag.name}</span>
</ListItem>
);
};
/**
* Renders a dialog for creating a new tag.
*
* @returns React element
*/
private _renderNewTagDialog(): React.ReactElement {
const isSingleCommit = false;
return (
<NewTagDialogBox
pastCommits={this.props.pastCommits}
model={this.props.model}
trans={this.props.trans}
open={this.state.tagDialog}
onClose={this._onNewTagDialogClose}
isSingleCommit={isSingleCommit}
/>
);
}
/**
* Callback invoked upon a change to the menu filter.
*
* @param event - event object
*/
private _onFilterChange = (event: any): void => {
this.setState({
filter: event.target.value
});
};
/**
* Callback invoked to reset the menu filter.
*/
private _resetFilter = (): void => {
this.setState({
filter: ''
});
};
/**
* Callback invoked upon clicking a button to create a new tag.
*
* @param event - event object
*/
private _onNewTagClick = (): void => {
if (!this.props.branching) {
showErrorMessage(
this.props.trans.__('Creating a new tag is disabled'),
this.props.trans.__('Error in creating new tag')
);
return;
}
this.setState({
tagDialog: true
});
};
/**
* Callback invoked upon closing a dialog to create a new tag.
*/
private _onNewTagDialogClose = (): void => {
this.setState({
tagDialog: false
});
};
/**
* Returns a callback which is invoked upon clicking a tag.
*
* @param tag - tag
* @returns callback
*/
private _onTagClickFactory(tag: string) {
/**
* Callback invoked upon clicking a tag.
*
* @private
* @param event - event object
* @returns promise which resolves upon attempting to switch tags
*/
const onClick = async (): Promise<void> => {
if (!this.props.branching) {
showErrorMessage(
this.props.trans.__('Checkout tags is disabled'),
this.props.trans.__(
'The repository contains files with uncommitted changes. Please commit or discard these changes before switching to a tag.'
)
);
return;
}
const id = Notification.emit(
this.props.trans.__('Checking tag out…'),
'in-progress',
{ autoClose: false }
);
try {
await this.props.model.checkoutTag(tag);
} catch (err) {
return onTagError(err, id, this.props.trans);
}
Notification.update({
id,
message: this.props.trans.__('Tag checkout.'),
type: 'success',
autoClose: 5000
});
};
return onClick;
}
}