/
RichString.js
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/
RichString.js
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/* @flow */
import * as React from 'react';
import { serializeVariantKey } from 'fluent-syntax';
import './RichString.css';
import { WithPlaceablesForFluent } from 'core/placeable';
import { fluent } from 'core/utils';
import type { Entity } from 'core/api';
import type {
FluentAttribute,
FluentAttributes,
PatternElement,
Pattern,
} from 'core/utils/fluent/types';
type Props = {|
+entity: Entity,
+handleClickOnPlaceable: (SyntheticMouseEvent<HTMLParagraphElement>) => void,
|};
function renderItem(
value: string,
label: string,
key: string,
className: ?string,
): React.Node {
return <tr key={ key } className={ className }>
<td>
<label>{ label }</label>
</td>
<td>
<span>
<WithPlaceablesForFluent>
{ value }
</WithPlaceablesForFluent>
</span>
</td>
</tr>;
}
function renderElements(
elements: Array<PatternElement>,
label: string,
): React.Node {
let indent = false;
return elements.map((element, index) => {
if (
element.type === 'Placeable' &&
element.expression && element.expression.type === 'SelectExpression'
) {
const variantItems = element.expression.variants.map((variant, i) => {
if (typeof(variant.value.elements[0].value) !== 'string') {
return null;
}
return renderItem(
variant.value.elements[0].value,
serializeVariantKey(variant.key),
[index, i].join('-'),
indent ? 'indented' : null,
);
});
indent = false;
return variantItems;
}
else {
if (typeof(element.value) !== 'string') {
return null;
}
indent = true;
return renderItem(
element.value,
label,
index.toString(),
);
}
});
}
function renderValue(value: Pattern, label?: string): React.Node {
if (!value) {
return null;
}
if (!label) {
label = 'Value';
}
return renderElements(
value.elements,
label,
);
}
function renderAttributes(attributes: ?FluentAttributes): React.Node {
if (!attributes) {
return null;
}
return attributes.map((attribute: FluentAttribute) => {
return renderValue(
attribute.value,
attribute.id.name,
);
});
}
/**
* Show the original string of a Fluent entity in a rich interface.
*/
export default function RichString(props: Props) {
const message = fluent.flattenMessage(
fluent.parser.parseEntry(props.entity.original)
);
return <table className="original fluent-rich-string" onClick={ props.handleClickOnPlaceable }>
<tbody>
{ renderValue(message.value) }
{ renderAttributes(message.attributes) }
</tbody>
</table>;
}