application-amicale/src/components/Overrides/CustomHTML.tsx
2021-09-12 23:31:17 +02:00

89 lines
2.6 KiB
TypeScript

/*
* Copyright (c) 2019 - 2020 Arnaud Vergnet.
*
* This file is part of Campus INSAT.
*
* Campus INSAT is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Campus INSAT is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Campus INSAT. If not, see <https://www.gnu.org/licenses/>.
*/
import * as React from 'react';
import { Text, useTheme } from 'react-native-paper';
import HTML, {
CustomRendererProps,
TBlock,
TText,
} from 'react-native-render-html';
import { Dimensions, GestureResponderEvent, Linking } from 'react-native';
type PropsType = {
html: string;
};
/**
* Abstraction layer for Agenda component, using custom configuration
*/
function CustomHTML(props: PropsType) {
const theme = useTheme();
const openWebLink = (_event: GestureResponderEvent, link: string) => {
Linking.openURL(link);
};
// Why is this so complex?? I just want to replace the default Text element with the one
// from react-native-paper
// Might need to read the doc a bit more: https://meliorence.github.io/react-native-render-html/
// For now this seems to work
const getBasicText = (rendererProps: CustomRendererProps<TBlock>) => {
let text: TText | undefined;
if (rendererProps.tnode.children.length > 0) {
const phrasing = rendererProps.tnode.children[0];
if (phrasing.children.length > 0) {
text = phrasing.children[0] as TText;
}
}
if (text) {
return <Text>{text.data}</Text>;
} else {
return null;
}
};
return (
<HTML
// Surround description with p to allow text styling if the description is not html
source={{ html: `<p>${props.html}</p>` }}
// Use Paper Text instead of React
renderers={{
p: getBasicText,
li: getBasicText,
}}
// Sometimes we have images inside the text, just ignore them
ignoredDomTags={['img']}
// Ignore text color
ignoredStyles={['color', 'backgroundColor']}
contentWidth={Dimensions.get('window').width - 50}
renderersProps={{
a: {
onPress: openWebLink,
},
ul: {
markerTextStyle: {
color: theme.colors.text,
},
},
}}
/>
);
}
export default CustomHTML;