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joplin/ReactNativeClient/lib/components/screens/note.js

431 lines
12 KiB
JavaScript

import React, { Component } from 'react';
import { BackHandler, View, Button, TextInput, WebView, Text, StyleSheet, Linking } from 'react-native';
import { connect } from 'react-redux'
import { Log } from 'lib/log.js'
import { Note } from 'lib/models/note.js'
import { Resource } from 'lib/models/resource.js'
import { Folder } from 'lib/models/folder.js'
import { BaseModel } from 'lib/base-model.js'
import { ActionButton } from 'lib/components/action-button.js';
import Icon from 'react-native-vector-icons/Ionicons';
import { ScreenHeader } from 'lib/components/screen-header.js';
import { time } from 'lib/time-utils.js';
import { Checkbox } from 'lib/components/checkbox.js'
import { _ } from 'lib/locale.js';
import { reg } from 'lib/registry.js';
import { shim } from 'lib/shim.js';
import { BaseScreenComponent } from 'lib/components/base-screen.js';
import { dialogs } from 'lib/dialogs.js';
import { globalStyle } from 'lib/components/global-style.js';
import DialogBox from 'react-native-dialogbox';
import { NoteBodyViewer } from 'lib/components/note-body-viewer.js';
const styleObject = {
titleTextInput: {
flex: 1,
paddingLeft: 0,
color: globalStyle.color,
backgroundColor: globalStyle.backgroundColor,
fontWeight: 'bold',
fontSize: globalStyle.fontSize,
},
bodyTextInput: {
flex: 1,
paddingLeft: globalStyle.marginLeft,
paddingRight: globalStyle.marginRight,
textAlignVertical: 'top',
color: globalStyle.color,
backgroundColor: globalStyle.backgroundColor,
fontSize: globalStyle.fontSize,
},
noteBodyViewer: {
flex: 1,
paddingLeft: globalStyle.marginLeft,
paddingRight: globalStyle.marginRight,
paddingTop: globalStyle.marginTop,
paddingBottom: globalStyle.marginBottom,
},
};
styleObject.titleContainer = {
flex: 0,
flexDirection: 'row',
paddingLeft: globalStyle.marginLeft,
paddingRight: globalStyle.marginRight,
borderBottomColor: globalStyle.dividerColor,
borderBottomWidth: 1,
};
styleObject.titleContainerTodo = Object.assign({}, styleObject.titleContainer);
const styles = StyleSheet.create(styleObject);
class NoteScreenComponent extends BaseScreenComponent {
static navigationOptions(options) {
return { header: null };
}
constructor() {
super();
this.state = {
note: Note.new(),
mode: 'view',
noteMetadata: '',
showNoteMetadata: false,
folder: null,
lastSavedNote: null,
isLoading: true,
resources: {},
titleTextInputHeight: 20,
};
this.saveButtonHasBeenShown_ = false;
// Disabled for now because it doesn't work consistently and proabably interfer with the backHandler
// on root.js. Handling of the back button should be in one single place for this to work well.
// this.backHandler = () => {
// if (!this.state.note.id) {
// return false;
// }
// if (this.state.mode == 'edit') {
// this.setState({
// note: Object.assign({}, this.state.lastSavedNote),
// mode: 'view',
// });
// return true;
// }
// return false;
// };
}
isModified() {
if (!this.state.note || !this.state.lastSavedNote) return false;
let diff = BaseModel.diffObjects(this.state.note, this.state.lastSavedNote);
delete diff.type_;
return !!Object.getOwnPropertyNames(diff).length;
}
async componentWillMount() {
// BackHandler.addEventListener('hardwareBackPress', this.backHandler);
let note = null;
let mode = 'view';
if (!this.props.noteId) {
note = this.props.itemType == 'todo' ? Note.newTodo(this.props.folderId) : Note.new(this.props.folderId);
mode = 'edit';
} else {
note = await Note.load(this.props.noteId);
}
const folder = Folder.byId(this.props.folders, note.parent_id);
this.setState({
lastSavedNote: Object.assign({}, note),
note: note,
mode: mode,
folder: folder,
isLoading: false,
});
this.refreshNoteMetadata();
}
componentWillUnmount() {
// BackHandler.removeEventListener('hardwareBackPress', this.backHandler);
}
noteComponent_change(propName, propValue) {
let note = Object.assign({}, this.state.note);
note[propName] = propValue;
this.setState({ note: note });
}
async refreshNoteMetadata(force = null) {
if (force !== true && !this.state.showNoteMetadata) return;
let noteMetadata = await Note.serializeAllProps(this.state.note);
this.setState({ noteMetadata: noteMetadata });
}
title_changeText(text) {
this.noteComponent_change('title', text);
}
body_changeText(text) {
this.noteComponent_change('body', text);
}
async noteExists(noteId) {
const existingNote = await Note.load(noteId);
return !!existingNote;
}
async saveNoteButton_press() {
let note = Object.assign({}, this.state.note);
// Note has been deleted while user was modifying it. In that, we
// just save a new note by clearing the note ID.
if (note.id && !(await this.noteExists(note.id))) delete note.id;
reg.logger().info('Saving note: ', note);
if (!note.parent_id) {
let folder = await Folder.defaultFolder();
if (!folder) {
Log.warn('Cannot save note without a notebook');
return;
}
note.parent_id = folder.id;
}
let isNew = !note.id;
if (!note.title) note.title = _('Untitled');
note = await Note.save(note);
this.setState({
lastSavedNote: Object.assign({}, note),
note: note,
});
if (isNew) Note.updateGeolocation(note.id);
this.refreshNoteMetadata();
}
async saveOneProperty(name, value) {
let note = Object.assign({}, this.state.note);
// Note has been deleted while user was modifying it. In that, we
// just save a new note by clearing the note ID.
if (note.id && !(await this.noteExists(note.id))) delete note.id;
reg.logger().info('Saving note property: ', note.id, name, value);
if (note.id) {
let toSave = { id: note.id };
toSave[name] = value;
toSave = await Note.save(toSave);
note[name] = toSave[name];
this.setState({
lastSavedNote: Object.assign({}, note),
note: note,
});
} else {
note[name] = value;
this.setState({ note: note });
}
}
async deleteNote_onPress() {
let note = this.state.note;
if (!note.id) return;
let ok = await dialogs.confirm(this, _('Delete note?'));
if (!ok) return;
let folderId = note.parent_id;
await Note.delete(note.id);
this.props.dispatch({
type: 'NAV_GO',
routeName: 'Notes',
folderId: folderId,
});
}
attachFile_onPress() {
}
toggleIsTodo_onPress() {
let newNote = Note.toggleIsTodo(this.state.note);
let newState = { note: newNote };
//if (!newNote.id) newState.lastSavedNote = Object.assign({}, newNote);
this.setState(newState);
}
showMetadata_onPress() {
this.setState({ showNoteMetadata: !this.state.showNoteMetadata });
this.refreshNoteMetadata(true);
}
async showOnMap_onPress() {
if (!this.state.note.id) return;
let note = await Note.load(this.state.note.id);
try {
const url = Note.geolocationUrl(note);
Linking.openURL(url);
} catch (error) {
await dialogs.error(this, error.message);
}
}
menuOptions() {
const note = this.state.note;
return [
// { title: _('Attach file'), onPress: () => { this.attachFile_onPress(); } },
{ title: _('Delete note'), onPress: () => { this.deleteNote_onPress(); } },
{ title: note && !!note.is_todo ? _('Convert to regular note') : _('Convert to todo'), onPress: () => { this.toggleIsTodo_onPress(); } },
{ title: this.state.showNoteMetadata ? _('Hide metadata') : _('Show metadata'), onPress: () => { this.showMetadata_onPress(); } },
{ title: _('View location on map'), onPress: () => { this.showOnMap_onPress(); } },
];
}
async todoCheckbox_change(checked) {
await this.saveOneProperty('todo_completed', checked ? time.unixMs() : 0);
}
titleTextInput_contentSizeChange(event) {
let height = event.nativeEvent.contentSize.height;
this.setState({ titleTextInputHeight: height });
}
render() {
if (this.state.isLoading) {
return (
<View style={this.styles().screen}>
<ScreenHeader/>
</View>
);
}
const note = this.state.note;
const isTodo = !!Number(note.is_todo);
const folder = this.state.folder;
const isNew = !note.id;
let bodyComponent = null;
if (this.state.mode == 'view') {
const onCheckboxChange = (newBody) => {
this.saveOneProperty('body', newBody);
};
bodyComponent = <NoteBodyViewer style={styles.noteBodyViewer} note={note} onCheckboxChange={(newBody) => { onCheckboxChange(newBody) }}/>
} else {
const focusBody = !isNew && !!note.title;
bodyComponent = (
<TextInput
autoCapitalize="sentences"
autoFocus={focusBody}
style={styles.bodyTextInput}
multiline={true}
value={note.body}
onChangeText={(text) => this.body_changeText(text)}
/>
);
}
const renderActionButton = () => {
let buttons = [];
buttons.push({
title: _('Edit'),
icon: 'md-create',
onPress: () => {
this.setState({ mode: 'edit' });
},
});
if (this.state.mode == 'edit') return <ActionButton style={{display:'none'}}/>;
return <ActionButton multiStates={true} buttons={buttons} buttonIndex={0} />
}
const titlePickerItems = () => {
let output = [];
for (let i = 0; i < this.props.folders.length; i++) {
let f = this.props.folders[i];
output.push({ label: f.title, value: f.id });
}
return output;
}
const actionButtonComp = renderActionButton();
let showSaveButton = this.state.mode == 'edit' || this.isModified() || this.saveButtonHasBeenShown_;
let saveButtonDisabled = !this.isModified();
if (showSaveButton) this.saveButtonHasBeenShown_ = true;
const titleContainerStyle = isTodo ? styles.titleContainerTodo : styles.titleContainer;
const titleTextInputStyle = Object.assign({}, styleObject.titleTextInput);
titleTextInputStyle.height = this.state.titleTextInputHeight;
const titleComp = (
<View style={titleContainerStyle}>
{ isTodo && <Checkbox checked={!!Number(note.todo_completed)} onChange={(checked) => { this.todoCheckbox_change(checked) }} /> }
<TextInput
onContentSizeChange={(event) => this.titleTextInput_contentSizeChange(event)}
autoFocus={isNew}
multiline={true}
underlineColorAndroid="#ffffff00"
autoCapitalize="sentences"
style={titleTextInputStyle}
value={note.title}
onChangeText={(text) => this.title_changeText(text)}
/>
</View>
);
return (
<View style={this.styles().screen}>
<ScreenHeader
titlePicker={{
items: titlePickerItems(),
selectedValue: folder ? folder.id : null,
onValueChange: async (itemValue, itemIndex) => {
let note = Object.assign({}, this.state.note);
// RN bug: https://github.com/facebook/react-native/issues/9220
// The Picker fires the onValueChange when the component is initialized
// so we need to check that it has actually changed.
if (note.parent_id == itemValue) return;
reg.logger().info('Moving note: ' + note.parent_id + ' => ' + itemValue);
if (note.id) await Note.moveToFolder(note.id, itemValue);
note.parent_id = itemValue;
const folder = await Folder.load(note.parent_id);
this.setState({
lastSavedNote: Object.assign({}, note),
note: note,
folder: folder,
});
}
}}
menuOptions={this.menuOptions()}
showSaveButton={showSaveButton}
saveButtonDisabled={saveButtonDisabled}
onSaveButtonPress={() => this.saveNoteButton_press()}
/>
{ titleComp }
{ bodyComponent }
{ actionButtonComp }
{ this.state.showNoteMetadata && <Text style={{ paddingLeft: globalStyle.marginLeft, paddingRight: globalStyle.marginRight, }}>{this.state.noteMetadata}</Text> }
<DialogBox ref={dialogbox => { this.dialogbox = dialogbox }}/>
</View>
);
}
}
const NoteScreen = connect(
(state) => {
return {
noteId: state.selectedNoteId,
folderId: state.selectedFolderId,
itemType: state.selectedItemType,
folders: state.folders,
};
}
)(NoteScreenComponent)
export { NoteScreen };