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feat: add html rendering support (#203)
Signed-off-by: Sai Ranjit Tummalapalli <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,112 @@ | ||
| import type { StackScreenProps } from '@react-navigation/stack' | ||
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| import React, { useEffect, useState } from 'react' | ||
| import { ActivityIndicator, Platform, StyleSheet, TouchableOpacity, View } from 'react-native' | ||
| import RNHTMLtoPDF from 'react-native-html-to-pdf' | ||
| import { SafeAreaView } from 'react-native-safe-area-context' | ||
| import Share, { ShareOptions } from 'react-native-share' | ||
| import Icon from 'react-native-vector-icons/MaterialIcons' | ||
| import WebView from 'react-native-webview' | ||
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| import { ColorPallet } from '../theme' | ||
| import { CredentialStackParams, Screens } from '../types/navigators' | ||
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| type RenderCertificateProps = StackScreenProps<CredentialStackParams, Screens.RenderCertificate> | ||
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| const defaultHtmlContent = ` | ||
| <div style="width:800px; height:600px; padding:20px; text-align:center; border: 10px solid #787878"> | ||
| </div> | ||
| ` | ||
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| const RenderCertificate: React.FC<RenderCertificateProps> = ({ navigation, route }) => { | ||
| if (!route?.params) { | ||
| throw new Error('RenderCertificate route prams were not set properly') | ||
| } | ||
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| const { credential } = route?.params | ||
| const [htmlContent, setHtmlContent] = useState(defaultHtmlContent) | ||
| const [loader, setLoader] = useState(false) | ||
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| const styles = StyleSheet.create({ | ||
| container: { | ||
| flex: 1, | ||
| }, | ||
| }) | ||
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| const fetchHtmlContent = async () => { | ||
| try { | ||
| const certificateAttributes = credential.credential.credentialSubject.claims | ||
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| let content = credential.credential.prettyVc | ||
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| Object.keys(certificateAttributes).forEach(key => { | ||
| // Statically picking the value of placeholder | ||
| const placeholder = `{{credential['${key}']}}` | ||
| // Escaping the placeholder to avoid regex issues | ||
| const escapedPlaceholder = placeholder.replace(/[.*+?^${}()|[\]\\]/g, '\\$&') | ||
| // Replacing the placeholder with the actual value | ||
| content = content.replace(new RegExp(escapedPlaceholder, 'g'), certificateAttributes[key]) | ||
| }) | ||
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| setHtmlContent(content) | ||
| } catch (error) { | ||
| // eslint-disable-next-line no-console | ||
| console.error('Error mapping HTML content:', error) | ||
| } | ||
| } | ||
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| const downloadHtmlToPdf = async () => { | ||
| try { | ||
| setLoader(true) | ||
| const options: RNHTMLtoPDF.Options = { | ||
| html: htmlContent, | ||
| fileName: credential.credential.type[1], | ||
| directory: 'Documents', | ||
| } | ||
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| const file = await RNHTMLtoPDF.convert(options) | ||
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| let filePath = file.filePath as string | ||
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| if (Platform.OS === 'android') { | ||
| filePath = 'file://' + filePath | ||
| } | ||
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| setLoader(false) | ||
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| const shareOptions: ShareOptions = { url: filePath } | ||
| await Share.open(shareOptions) | ||
| } catch (e) { | ||
| setLoader(false) | ||
| // eslint-disable-next-line no-console | ||
| console.log('error downloading html to pdf', e) | ||
| } | ||
| } | ||
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| useEffect(() => { | ||
| navigation.setOptions({ | ||
| headerRight: () => | ||
| loader ? ( | ||
| <View style={{ marginRight: 20 }}> | ||
| <ActivityIndicator size="small" color={ColorPallet.grayscale.white} /> | ||
| </View> | ||
| ) : ( | ||
| <TouchableOpacity onPress={downloadHtmlToPdf} style={{ marginRight: 20 }}> | ||
| <Icon style={{ color: ColorPallet.grayscale.white }} size={25} name="download" /> | ||
| </TouchableOpacity> | ||
| ), | ||
| }) | ||
| }, [navigation, htmlContent, loader]) | ||
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| useEffect(() => { | ||
| fetchHtmlContent() | ||
| }, []) | ||
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| return ( | ||
| <SafeAreaView style={styles.container} edges={['left', 'right']}> | ||
| <WebView source={{ html: htmlContent }} originWhitelist={['*']} /> | ||
| </SafeAreaView> | ||
| ) | ||
| } | ||
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| export default RenderCertificate |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
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@@ -3574,6 +3574,11 @@ | |
| resolved "https://registry.npmjs.org/@types/prop-types/-/prop-types-15.7.5.tgz" | ||
| integrity sha512-JCB8C6SnDoQf0cNycqd/35A7MjcnK+ZTqE7judS6o7utxUCg6imJg3QK2qzHKszlTjcj2cn+NwMB2i96ubpj7w== | ||
|
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| "@types/react-native-html-to-pdf@^0.8.3": | ||
| version "0.8.3" | ||
| resolved "https://registry.yarnpkg.com/@types/react-native-html-to-pdf/-/react-native-html-to-pdf-0.8.3.tgz#0e41b666c711b114957e42f7a7c665fb2fea8045" | ||
| integrity sha512-KjyR1F9KhcmX8p9y/8WYMiaK4DV/cYBUO1XHEzD9dDVZBkY9ujbdMLYO7ZvmAffNT2Q484Qvg+t6szgVcnN22g== | ||
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| "@types/react-native-vector-icons@^6.4.13": | ||
| version "6.4.13" | ||
| resolved "https://registry.npmjs.org/@types/react-native-vector-icons/-/react-native-vector-icons-6.4.13.tgz" | ||
|
|
@@ -9866,6 +9871,11 @@ react-native-gifted-chat@^2.4.0: | |
| use-memo-one "1.1.3" | ||
| uuid "3.4.0" | ||
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| react-native-html-to-pdf@^0.12.0: | ||
| version "0.12.0" | ||
| resolved "https://registry.yarnpkg.com/react-native-html-to-pdf/-/react-native-html-to-pdf-0.12.0.tgz#2b467296f85c9c9783a7288b19722a7028dcbcb8" | ||
| integrity sha512-Yb5WO9SfF86s5Yv9PqXQ7fZDr9zZOJ+6jtweT9zFLraPNHWX7pSxe2dSkeg3cGiNrib65ZXGN6ksHymfYLFSSg== | ||
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| [email protected]: | ||
| version "1.3.1" | ||
| resolved "https://registry.npmjs.org/react-native-iphone-x-helper/-/react-native-iphone-x-helper-1.3.1.tgz" | ||
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