notesnook/apps/mobile/share/share.js

/* eslint-disable @typescript-eslint/no-var-requires */
import { getPreviewData } from '@flyerhq/react-native-link-preview';
import { parseHTML } from 'notes-core/utils/htmlparser';
import React, { useEffect, useRef, useState } from 'react';
import {
  ActivityIndicator,
  Alert,
  Keyboard,
  Platform,
  SafeAreaView,
  ScrollView,
  StatusBar,
  Text,
  TouchableOpacity,
  useWindowDimensions,
  View
} from 'react-native';
import { SafeAreaProvider, useSafeAreaInsets } from 'react-native-safe-area-context';
import Icon from 'react-native-vector-icons/MaterialCommunityIcons';
import ShareExtension from 'rn-extensions-share';
import isURL from 'validator/lib/isURL';
import Editor from '../src/screens/editor';
import { eSendEvent } from '../src/services/event-manager';
import { getElevation } from '../src/utils';
import { db } from '../src/utils/database';
import Storage from '../src/utils/database/storage';
import { eOnLoadNote } from '../src/utils/events';
import { sleep } from '../src/utils/time';
import { Search } from './search';
import { useShareStore } from './store';
const getLinkPreview = url => {
  return getPreviewData(url, 5000);
};
async function sanitizeHtml(site) {
  try {
    let html = await fetch(site);
    html = await html.text();
    return sanitize(html, site);
  } catch (e) {
    return '';
  }
}

function makeHtmlFromUrl(url) {
  return `<a style="overflow-wrap:anywhere;white-space:pre-wrap" href='${url}' target='_blank'>${url}</a>`;
}

function makeHtmlFromPlainText(text) {
  if (!text) return '';

  return `<p style="overflow-wrap:anywhere;white-space:pre-wrap" >${text.replace(
    /(?:\r\n|\r|\n)/g,
    '<br>'
  )}</p>`;
}

function getBaseUrl(site) {
  var url = site.split('/').slice(0, 3).join('/');
  return url;
}

function wrapTablesWithDiv(document) {
  const tables = document.getElementsByTagName('table');
  for (let table of tables) {
    table.setAttribute('contenteditable', 'true');
    const div = document.createElement('div');
    div.setAttribute('contenteditable', 'false');
    div.innerHTML = table.outerHTML;
    div.classList.add('table-container');
    table.replaceWith(div);
  }
  return document;
}

let elementBlacklist = [
  'script',
  'button',
  'input',
  'textarea',
  'style',
  'form',
  'link',
  'head',
  'nav',
  'iframe',
  'canvas',
  'select',
  'dialog',
  'footer'
];

function removeInvalidElements(document) {
  let elements = document.querySelectorAll(elementBlacklist.join(','));
  for (let element of elements) {
    element.remove();
  }
  return document;
}

function replaceSrcWithAbsoluteUrls(document, baseUrl) {
  let images = document.querySelectorAll('img');
  console.log(images.length);
  for (var i = 0; i < images.length; i++) {
    let img = images[i];
    let url = getBaseUrl(baseUrl);
    let src = img.getAttribute('src');
    if (src.startsWith('/')) {
      if (src.startsWith('//')) {
        src = src.replace('//', 'https://');
      } else {
        src = url + src;
      }
    }
    if (src.startsWith('data:')) {
      img.remove();
    } else {
      img.setAttribute('src', src);
    }
  }
  console.log('end');
  return document;
}

function fixCodeBlocks(document) {
  let elements = document.querySelectorAll('code,pre');

  for (let element of elements) {
    element.classList.add('.hljs');
  }
  return document;
}

function sanitize(html, baseUrl) {
  let parser = parseHTML(html);
  parser = wrapTablesWithDiv(parser);
  parser = removeInvalidElements(parser);
  parser = replaceSrcWithAbsoluteUrls(parser, baseUrl);
  parser = fixCodeBlocks(parser);
  let htmlString = parser.body.outerHTML;
  htmlString = htmlString + `<hr>${makeHtmlFromUrl(baseUrl)}`;
  return htmlString;
}

let defaultNote = {
  title: null,
  id: null,
  content: {
    type: 'tiptap',
    data: null
  }
};

const modes = {
  1: {
    type: 'text',
    title: 'Plain text',
    icon: 'card-text-outline'
  },
  2: {
    type: 'clip',
    title: 'Web clip',
    icon: 'web'
  },
  3: {
    type: 'link',
    title: 'Link',
    icon: 'link'
  }
};

const ShareView = ({ quicknote = false }) => {
  const colors = useShareStore(state => state.colors);
  const accent = useShareStore(state => state.accent);
  const appendNote = useShareStore(state => state.appendNote);
  const [note, setNote] = useState({ ...defaultNote });
  const noteContent = useRef();
  const [loadingIntent, setLoadingIntent] = useState(true);
  const [loading, setLoading] = useState(false);
  const [loadingExtension, setLoadingExtension] = useState(true);
  const [floating, setFloating] = useState(false);
  const [rawData, setRawData] = useState({
    type: null,
    value: null
  });
  const [mode, setMode] = useState(1);
  const keyboardHeight = useRef(0);
  const { width, height } = useWindowDimensions();
  const insets = Platform.OS === 'android' ? { top: StatusBar.currentHeight } : useSafeAreaInsets();
  const [showSearch, setShowSearch] = useState(false);
  const [kh, setKh] = useState(0);
  const editorRef = useRef();

  const onKeyboardDidShow = event => {
    let kHeight = event.endCoordinates.height;
    keyboardHeight.current = kHeight;
    setKh(kHeight);
    console.log('keyboard show/hide');
  };

  const onKeyboardDidHide = () => {
    keyboardHeight.current = 0;
    setKh(0);
    console.log('keyboard hide');
  };

  useEffect(() => {
    useShareStore.getState().setAccent();
    let keyboardWillChangeFrame = Keyboard.addListener(
      'keyboardWillChangeFrame',
      onKeyboardWillChangeFrame
    );
    let keyboardDidShow = Keyboard.addListener('keyboardDidShow', onKeyboardDidShow);
    let keyboardDidHide = Keyboard.addListener('keyboardDidHide', onKeyboardDidHide);
    return () => {
      keyboardWillChangeFrame?.remove();
      keyboardDidShow?.remove();
      keyboardDidHide?.remove();
    };
  }, []);

  const onKeyboardWillChangeFrame = event => {
    setFloating(event.endCoordinates.width !== width);
  };

  const showLinkPreview = async (note, link) => {
    let _note = note;
    _note.content.data = makeHtmlFromUrl(link);
    try {
      let preview = await getLinkPreview(link);
      _note.title = preview.title;
    } catch (e) {
      console.log(e);
    }
    return note;
  };

  const loadData = async () => {
    try {
      defaultNote.content.data = null;
      setNote({ ...defaultNote });
      const data = await ShareExtension.data();
      if (!data || data.length === 0) {
        setRawData({
          value: ''
        });
        setLoadingIntent(false);
        return;
      }
      let note = { ...defaultNote };
      for (let item of data) {
        if (item.type === 'text') {
          setRawData(item);
          if (isURL(item.value)) {
            note = await showLinkPreview(note, item.value);
          } else {
            note.content.data = makeHtmlFromPlainText(item.value);
          }
          noteContent.current = note.content.data;
        }
      }
      setNote({ ...note });
      console.log(data, 'share data');
      onLoad();
    } catch (e) {}
    setLoadingIntent(false);
  };

  useEffect(() => {
    (async () => {
      //await loadDatabase();
      setLoadingExtension(false);
      loadData();
      useShareStore.getState().restoreAppendNote();
    })();
  }, []);

  const close = async () => {
    setNote({ ...defaultNote });
    setLoadingIntent(true);
    setLoadingExtension(true);
    if (quicknote) {
      ShareExtension.openURL('ShareMedia://MainApp');
    } else {
      ShareExtension.close();
    }
  };

  const onLoad = editor => {
    if (editor) {
      Storage.write('shareExtensionOpened', 'opened');
      return loadData();
    }
    eSendEvent(eOnLoadNote + 'shareEditor', {
      id: null,
      content: {
        type: 'tiptap',
        data: noteContent.current
      },
      forced: true
    });
  };

  const onPress = async () => {
    setLoading(true);
    await db.init();
    await db.notes.init();

    if (appendNote && !db.notes.note(appendNote.id)) {
      useShareStore.getState().setAppendNote(null);
      Alert.alert('The note you are trying to append to has been deleted.');
      return;
    }

    let _note;
    if (appendNote && db.notes.note(appendNote.id)) {
      let raw = await db.content.raw(appendNote.contentId);
      _note = {
        content: {
          data: raw.data + '\n' + noteContent.current,
          type: 'tiptap'
        },
        id: appendNote.id,
        sessionId: Date.now()
      };
    } else {
      _note = { ...note };
      _note.content.data = noteContent.current;
      _note.sessionId = Date.now();
    }
    await db.notes.add(_note);
    await Storage.write('notesAddedFromIntent', 'added');
    close();
    setLoading(false);
  };

  useEffect(() => {
    useShareStore.getState().setColors();
  }, [note]);

  const changeMode = async m => {
    setMode(m);

    setLoading(true);
    try {
      if (m === 2) {
        let html = await sanitizeHtml(rawData.value);
        setNote(note => {
          note.content.data = html;
          noteContent.current = html;
          onLoad();
          return { ...note };
        });
      } else {
        let html = isURL(rawData.value)
          ? makeHtmlFromUrl(rawData.value)
          : makeHtmlFromPlainText(rawData.value);
        setNote(note => {
          note.content.data = html;
          noteContent.current = html;
          onLoad();
          return { ...note };
        });
      }
    } catch (e) {
    } finally {
      setLoading(false);
    }
  };

  return loadingExtension ? null : (
    <SafeAreaView
      style={{
        width: width > 500 ? 500 : width,
        height: quicknote ? height : height - kh,
        alignSelf: 'center',
        justifyContent: quicknote ? 'flex-start' : 'flex-end'
      }}
    >
      {quicknote && !showSearch ? (
        <View
          style={{
            width: '100%',
            backgroundColor: colors.bg,
            height: 50 + insets.top,
            paddingTop: insets.top,
            ...getElevation(1),
            marginTop: -insets.top,
            flexDirection: 'row',
            alignItems: 'center',
            justifyContent: 'space-between'
          }}
        >
          <Button
            type="action"
            icon="close"
            iconColor={colors.pri}
            onPress={() => {
              if (showSearch) {
                console.log('hide search');
                setShowSearch(false);
              } else {
                close();
              }
            }}
            style={{
              width: 50,
              height: 50,
              marginBottom: 0
            }}
            iconSize={25}
          />

          <Text
            style={{
              color: colors.pri,
              fontSize: 17,
              fontFamily: 'OpenSans-Regular'
            }}
          >
            Quick note
          </Text>

          <Button
            type="action"
            icon="check"
            iconColor={accent.color}
            onPress={onPress}
            style={{
              width: 50,
              height: 50,
              marginBottom: 0
            }}
            iconSize={25}
          />
        </View>
      ) : (
        <TouchableOpacity
          activeOpacity={1}
          onPress={() => {
            if (showSearch) {
              console.log('hide search');
              setShowSearch(false);
            } else {
              close();
            }
          }}
          style={{
            width: '100%',
            height: '100%',
            position: 'absolute'
          }}
        >
          <View
            style={{
              width: '100%',
              height: '100%',
              backgroundColor: 'white',
              opacity: 0.01
            }}
          />
          <View />
        </TouchableOpacity>
      )}

      {showSearch ? (
        <Search
          quicknote={quicknote}
          getKeyboardHeight={() => keyboardHeight.current}
          close={() => {
            setShowSearch(false);
          }}
        />
      ) : null}

      <View
        style={{
          paddingVertical: 25,
          backgroundColor: 'transparent',
          marginBottom: insets.top,
          display: showSearch ? 'none' : 'flex'
        }}
      >
        <View
          style={{
            maxHeight: '100%',
            paddingHorizontal: 12
          }}
        >
          <ScrollView
            horizontal
            contentContainerStyle={{
              alignItems: 'center',
              height: 50
            }}
            style={{
              width: '100%',
              height: 50,
              borderRadius: 10,
              flexDirection: 'row',
              bottom: -10
            }}
          >
            <Button
              color={colors.nav}
              onPress={() => {
                useShareStore.getState().setAppendNote(null);
              }}
              icon="plus"
              iconSize={18}
              iconColor={!appendNote ? accent.color : colors.icon}
              title="New note"
              textColor={!appendNote ? accent.color : colors.icon}
              type="rounded"
              textStyle={{
                fontSize: 13
              }}
              style={{
                paddingHorizontal: 12,
                ...getElevation(1),
                height: 35
              }}
            />

            <Button
              color={colors.nav}
              onPress={() => {
                setShowSearch(true);
              }}
              icon="text-short"
              iconSize={18}
              iconColor={appendNote ? accent.color : colors.icon}
              title={`${appendNote ? appendNote.title.slice(0, 25) : 'Append to note'}`}
              textColor={appendNote ? accent.color : colors.icon}
              type="rounded"
              textStyle={{
                fontSize: 13
              }}
              style={{
                paddingHorizontal: 12,
                ...getElevation(1),
                height: 35
              }}
            />
          </ScrollView>

          <View
            style={{
              width: '100%'
            }}
          >
            <View
              style={{
                marginTop: 10,
                minHeight: 100,
                borderRadius: 10,
                ...getElevation(quicknote ? 1 : 5),
                backgroundColor: colors.bg,
                overflow: 'hidden'
              }}
            >
              <View
                style={{
                  width: '100%',
                  height: height * 0.3,
                  paddingBottom: 15,
                  borderRadius: 10
                }}
              >
                <SafeAreaProvider
                  style={{
                    flex: 1
                  }}
                >
                  {!loadingExtension && (
                    <Editor
                      ref={editorRef}
                      theme={{
                        ...colors,
                        accent
                      }}
                      editorId="shareEditor"
                      noHeader={true}
                      noToolbar={true}
                      readonly={false}
                      onLoad={() => {
                        onLoad(true);
                      }}
                      onChange={html => {
                        noteContent.current = html;
                      }}
                    />
                  )}
                </SafeAreaProvider>
              </View>

              {appendNote ? (
                <Text
                  style={{
                    fontSize: 12,
                    color: colors.icon,
                    fontFamily: 'OpenSans-Regular',
                    paddingHorizontal: 12,
                    marginBottom: 10,
                    flexWrap: 'wrap'
                  }}
                >
                  Above content will append to{' '}
                  <Text
                    style={{
                      color: accent.color,
                      fontFamily: 'OpenSans-SemiBold'
                    }}
                  >
                    "{appendNote.title}"
                  </Text>{' '}
                  . Click on "New note" to create a new note.
                </Text>
              ) : null}

              <View
                style={{
                  flexDirection: 'row',
                  paddingHorizontal: 12,
                  alignItems: 'flex-end',
                  justifyContent: 'space-between',
                  width: '100%'
                }}
              >
                <View
                  style={{
                    flexDirection: 'row'
                  }}
                >
                  {rawData.value && isURL(rawData.value) ? (
                    <Button
                      color={mode == 2 ? colors.shade : colors.nav}
                      icon={modes[2].icon}
                      onPress={() => changeMode(2)}
                      title={modes[2].title}
                      iconSize={18}
                      iconColor={mode == 2 ? accent.color : colors.icon}
                      textColor={mode == 2 ? accent.color : colors.icon}
                      type="rounded"
                      style={{ paddingHorizontal: 12 }}
                    />
                  ) : null}
                  <Button
                    color={mode == 1 ? colors.shade : colors.nav}
                    icon={modes[1].icon}
                    onPress={() => changeMode(1)}
                    title={modes[1].title}
                    iconSize={18}
                    iconColor={mode == 1 ? accent.color : colors.icon}
                    textColor={mode == 1 ? accent.color : colors.icon}
                    type="rounded"
                    style={{ paddingHorizontal: 12 }}
                  />
                </View>

                {!quicknote ? (
                  <Button
                    color={accent.color}
                    onPress={onPress}
                    loading={loading || loadingIntent}
                    icon="check"
                    iconSize={20}
                    iconColor={colors.light}
                    style={{
                      paddingHorizontal: 0,
                      height: 40,
                      width: 40,
                      borderRadius: 100,
                      minWidth: 0
                    }}
                  />
                ) : null}
              </View>
            </View>
          </View>

          <View
            style={{
              height: Platform.isPad ? 150 : Platform.OS === 'ios' ? 110 : 0
            }}
          />
        </View>
      </View>
    </SafeAreaView>
  );
};

const Button = ({
  title,
  onPress,
  color,
  loading,
  style,
  textStyle,
  icon,
  iconSize = 22,
  type = 'button',
  iconColor = 'gray',
  textColor = 'white',
  fontSize = 18
}) => {
  const types = {
    action: {
      style: {
        width: 60,
        height: 60,
        borderRadius: 100,
        minWidth: 0,
        paddingHorizontal: 0
      },
      textStyle: {}
    },
    button: {
      style: {
        height: 50,
        borderRadius: 5,
        justifyContent: 'center',
        alignItems: 'center',
        flexDirection: 'row',
        marginBottom: 10,
        minWidth: 80,
        paddingHorizontal: 20
      },
      textStyle: {}
    },
    rounded: {
      style: {
        marginRight: 15,
        height: 30,
        borderRadius: 100,
        paddingHorizontal: 6,
        marginTop: -2.5
      },
      textStyle: {
        fontSize: 12,
        marginLeft: 5
      }
    }
  };

  return (
    <TouchableOpacity
      onPress={onPress}
      activeOpacity={0.8}
      style={[
        {
          backgroundColor: color,
          height: 50,
          borderRadius: 5,
          justifyContent: 'center',
          alignItems: 'center',
          flexDirection: 'row',
          marginBottom: 10,
          minWidth: 80,
          paddingHorizontal: 20
        },
        types[type].style,
        style
      ]}
    >
      {loading ? <ActivityIndicator color={iconColor} /> : null}

      {icon && !loading ? <Icon name={icon} size={iconSize} color={iconColor || 'white'} /> : null}

      {title ? (
        <Text
          style={[
            {
              fontSize: fontSize || 18,
              fontFamily: 'OpenSans-Regular',
              color: textColor,
              marginLeft: loading ? 10 : 0
            },
            types[type].textStyle,
            textStyle
          ]}
        >
          {title}
        </Text>
      ) : null}
    </TouchableOpacity>
  );
};

export default ShareView;