index.js

import React from 'react';
import PropTypes from 'prop-types';
import {
    View,
    TouchableOpacity,
    InteractionManager,
    LayoutAnimation,
} from 'react-native';
import _ from 'underscore';
import lodashGet from 'lodash/get';
import {withOnyx} from 'react-native-onyx';
import styles from '../../../../styles/styles';
import themeColors from '../../../../styles/themes/default';
import Composer from '../../../../components/Composer';
import ONYXKEYS from '../../../../ONYXKEYS';
import Icon from '../../../../components/Icon';
import * as Expensicons from '../../../../components/Icon/Expensicons';
import AttachmentPicker from '../../../../components/AttachmentPicker';
import * as Report from '../../../../libs/actions/Report';
import ReportTypingIndicator from '../ReportTypingIndicator';
import AttachmentModal from '../../../../components/AttachmentModal';
import compose from '../../../../libs/compose';
import PopoverMenu from '../../../../components/PopoverMenu';
import withWindowDimensions, {windowDimensionsPropTypes} from '../../../../components/withWindowDimensions';
import withDrawerState from '../../../../components/withDrawerState';
import withLocalize, {withLocalizePropTypes} from '../../../../components/withLocalize';
import willBlurTextInputOnTapOutside from '../../../../libs/willBlurTextInputOnTapOutside';
import CONST from '../../../../CONST';
import Navigation from '../../../../libs/Navigation/Navigation';
import ROUTES from '../../../../ROUTES';
import reportActionPropTypes from '../reportActionPropTypes';
import * as ReportUtils from '../../../../libs/ReportUtils';
import ReportActionComposeFocusManager from '../../../../libs/ReportActionComposeFocusManager';
import participantPropTypes from '../../../../components/participantPropTypes';
import ParticipantLocalTime from '../ParticipantLocalTime';
import withCurrentUserPersonalDetails, {withCurrentUserPersonalDetailsPropTypes, withCurrentUserPersonalDetailsDefaultProps} from '../../../../components/withCurrentUserPersonalDetails';
import {withNetwork, withPersonalDetails} from '../../../../components/OnyxProvider';
import * as User from '../../../../libs/actions/User';
import Tooltip from '../../../../components/Tooltip';
import EmojiPickerButton from '../../../../components/EmojiPicker/EmojiPickerButton';
import * as DeviceCapabilities from '../../../../libs/DeviceCapabilities';
import toggleReportActionComposeView from '../../../../libs/toggleReportActionComposeView';
import OfflineIndicator from '../../../../components/OfflineIndicator';
import ExceededCommentLength from '../../../../components/ExceededCommentLength';
import withNavigationFocus from '../../../../components/withNavigationFocus';
import * as EmojiUtils from '../../../../libs/EmojiUtils';
import ReportDropUI from '../ReportDropUI';
import DragAndDrop from '../../../../components/DragAndDrop';
import reportPropTypes from '../../../reportPropTypes';
import EmojiSuggestions from '../../../../components/EmojiSuggestions';
import withKeyboardState, {keyboardStatePropTypes} from '../../../../components/withKeyboardState';
import ArrowKeyFocusManager from '../../../../components/ArrowKeyFocusManager';
import KeyboardShortcut from '../../../../libs/KeyboardShortcut';
import listenKeyDown from './listenKeyDown';
import removeListenKeyDown from './removeListenKeyDown';

const propTypes = {
    /** Beta features list */
    betas: PropTypes.arrayOf(PropTypes.string),

    /** A method to call when the form is submitted */
    onSubmit: PropTypes.func.isRequired,

    /** The comment left by the user */
    comment: PropTypes.string,

    /** Number of lines for the comment */
    numberOfLines: PropTypes.number,

    /** The ID of the report actions will be created for */
    reportID: PropTypes.string.isRequired,

    /** Details about any modals being used */
    modal: PropTypes.shape({
        /** Indicates if there is a modal currently visible or not */
        isVisible: PropTypes.bool,
    }),

    /** Personal details of all the users */
    personalDetails: PropTypes.objectOf(participantPropTypes),

    /** The report currently being looked at */
    report: reportPropTypes,

    /** Array of report actions for this report */
    reportActions: PropTypes.arrayOf(PropTypes.shape(reportActionPropTypes)),

    /** Is the report view covered by the drawer */
    isDrawerOpen: PropTypes.bool.isRequired,

    /** Is the window width narrow, like on a mobile device */
    isSmallScreenWidth: PropTypes.bool.isRequired,

    /** Is composer screen focused */
    isFocused: PropTypes.bool.isRequired,

    /** Whether user interactions should be disabled */
    disabled: PropTypes.bool,

    // The NVP describing a user's block status
    blockedFromConcierge: PropTypes.shape({
        // The date that the user will be unblocked
        expiresAt: PropTypes.string,
    }),

    /** Stores user's preferred skin tone */
    preferredSkinTone: PropTypes.oneOfType([PropTypes.number, PropTypes.string]),

    /** User's frequently used emojis */
    frequentlyUsedEmojis: PropTypes.arrayOf(PropTypes.shape({
        code: PropTypes.string.isRequired,
        keywords: PropTypes.arrayOf(PropTypes.string),
    })),

    ...windowDimensionsPropTypes,
    ...withLocalizePropTypes,
    ...withCurrentUserPersonalDetailsPropTypes,
    ...keyboardStatePropTypes,
};

const defaultProps = {
    betas: [],
    comment: '',
    numberOfLines: 1,
    modal: {},
    report: {},
    reportActions: [],
    blockedFromConcierge: {},
    personalDetails: {},
    preferredSkinTone: CONST.EMOJI_DEFAULT_SKIN_TONE,
    frequentlyUsedEmojis: [],
    ...withCurrentUserPersonalDetailsDefaultProps,
};

/**
  * Return the max available index for arrow manager.
 * @param {Number} numRows
 * @param {Boolean} isEmojiPickerLarge
 * @returns {Number}
 */
const getMaxArrowIndex = (numRows, isEmojiPickerLarge) => {
    // EmojiRowCount is number of emoji suggestions. For small screen we can fit 3 items and for large we show up to 5 items
    const emojiRowCount = isEmojiPickerLarge
        ? Math.max(numRows, CONST.EMOJI_SUGGESTER.MAX_AMOUNT_OF_ITEMS)
        : Math.max(numRows, CONST.EMOJI_SUGGESTER.MIN_AMOUNT_OF_ITEMS);

    // -1 because we start at 0
    return emojiRowCount - 1;
};

class ReportActionCompose extends React.Component {
    constructor(props) {
        super(props);
        this.calculateEmojiSuggestion = _.debounce(this.calculateEmojiSuggestion, 10, false);
        this.updateComment = this.updateComment.bind(this);
        this.debouncedSaveReportComment = _.debounce(this.debouncedSaveReportComment.bind(this), 1000, false);
        this.debouncedBroadcastUserIsTyping = _.debounce(this.debouncedBroadcastUserIsTyping.bind(this), 100, true);
        this.triggerHotkeyActions = this.triggerHotkeyActions.bind(this);
        this.submitForm = this.submitForm.bind(this);
        this.setIsFocused = this.setIsFocused.bind(this);
        this.setIsFullComposerAvailable = this.setIsFullComposerAvailable.bind(this);
        this.focus = this.focus.bind(this);
        this.addEmojiToTextBox = this.addEmojiToTextBox.bind(this);
        this.replaceSelectionWithInput = this.replaceSelectionWithInput.bind(this);
        this.keydownListener = this.keydownListener.bind(this);
        this.onSelectionChange = this.onSelectionChange.bind(this);
        this.isEmojiCode = this.isEmojiCode.bind(this);
        this.setTextInputRef = this.setTextInputRef.bind(this);
        this.getInputPlaceholder = this.getInputPlaceholder.bind(this);
        this.getMoneyRequestOptions = this.getMoneyRequestOptions.bind(this);
        this.addAttachment = this.addAttachment.bind(this);
        this.insertSelectedEmoji = this.insertSelectedEmoji.bind(this);
        this.setExceededMaxCommentLength = this.setExceededMaxCommentLength.bind(this);
        this.updateNumberOfLines = this.updateNumberOfLines.bind(this);
        this.comment = props.comment;

        // React Native will retain focus on an input for native devices but web/mWeb behave differently so we have some focus management
        // code that will refocus the compose input after a user closes a modal or some other actions, see usage of ReportActionComposeFocusManager
        this.willBlurTextInputOnTapOutside = willBlurTextInputOnTapOutside();

        this.state = {
            isFocused: this.willBlurTextInputOnTapOutside && !this.props.modal.isVisible && !this.props.modal.willAlertModalBecomeVisible,
            isFullComposerAvailable: props.isComposerFullSize,
            textInputShouldClear: false,
            isCommentEmpty: props.comment.length === 0,
            isMenuVisible: false,
            selection: {
                start: props.comment.length,
                end: props.comment.length,
            },
            maxLines: props.isSmallScreenWidth ? CONST.COMPOSER.MAX_LINES_SMALL_SCREEN : CONST.COMPOSER.MAX_LINES,
            value: props.comment,

            // If we are on a small width device then don't show last 3 items from conciergePlaceholderOptions
            conciergePlaceholderRandomIndex: _.random(this.props.translate('reportActionCompose.conciergePlaceholderOptions').length - (this.props.isSmallScreenWidth ? 4 : 1)),
            suggestedEmojis: [],
            highlightedEmojiIndex: 0,
            colonIndex: -1,
            shouldShowSuggestionMenu: false,
            isEmojiPickerLarge: false,
            composerHeight: 0,
            hasExceededMaxCommentLength: false,
        };
    }

    componentDidMount() {
        listenKeyDown(this.keydownListener);

        // This callback is used in the contextMenuActions to manage giving focus back to the compose input.
        // TODO: we should clean up this convoluted code and instead move focus management to something like ReportFooter.js or another higher up component
        ReportActionComposeFocusManager.onComposerFocus(() => {
            if (!this.willBlurTextInputOnTapOutside || !this.props.isFocused) {
                return;
            }

            this.focus(false);
        });

        const shortcutConfig = CONST.KEYBOARD_SHORTCUTS.ESCAPE;
        this.unsubscribeEscapeKey = KeyboardShortcut.subscribe(shortcutConfig.shortcutKey, () => {
            if (!this.state.isFocused || this.comment.length === 0) {
                return;
            }

            this.updateComment('', true);
        }, shortcutConfig.descriptionKey, shortcutConfig.modifiers, true);

        this.setMaxLines();
        this.updateComment(this.comment);
    }

    componentDidUpdate(prevProps) {
        const sidebarOpened = !prevProps.isDrawerOpen && this.props.isDrawerOpen;
        if (sidebarOpened) {
            toggleReportActionComposeView(true);
        }

        // We want to focus or refocus the input when a modal has been closed and the underlying screen is focused.
        // We avoid doing this on native platforms since the software keyboard popping
        // open creates a jarring and broken UX.
        if (this.willBlurTextInputOnTapOutside && this.props.isFocused
            && prevProps.modal.isVisible && !this.props.modal.isVisible) {
            this.focus();
        }

        if (this.props.isComposerFullSize !== prevProps.isComposerFullSize) {
            this.setMaxLines();
        }

        // Value state does not have the same value as comment props when the comment gets changed from another tab.
        // In this case, we should synchronize the value between tabs.
        const shouldSyncComment = prevProps.comment !== this.props.comment && this.state.value !== this.props.comment;

        // As the report IDs change, make sure to update the composer comment as we need to make sure
        // we do not show incorrect data in there (ie. draft of message from other report).
        if (this.props.report.reportID === prevProps.report.reportID && !shouldSyncComment) {
            return;
        }

        this.updateComment(this.props.comment);
    }

    componentWillUnmount() {
        removeListenKeyDown();
        ReportActionComposeFocusManager.clear();

        if (this.unsubscribeEscapeKey) {
            this.unsubscribeEscapeKey();
        }
    }

    onSelectionChange(e) {
        this.setState({selection: e.nativeEvent.selection});
        this.calculateEmojiSuggestion();
    }

    /**
     * Updates the Highlight state of the composer
     *
     * @param {Boolean} shouldHighlight
     */
    setIsFocused(shouldHighlight) {
        this.setState({isFocused: shouldHighlight});
    }

    setIsFullComposerAvailable(isFullComposerAvailable) {
        this.setState({isFullComposerAvailable});
    }

    /**
     * Updates the should clear state of the composer
     *
     * @param {Boolean} shouldClear
     */
    setTextInputShouldClear(shouldClear) {
        this.setState({textInputShouldClear: shouldClear});
    }

    /**
     * Updates the visibility state of the menu
     *
     * @param {Boolean} isMenuVisible
     */
    setMenuVisibility(isMenuVisible) {
        this.setState({isMenuVisible});
    }

    /**
     * Set the TextInput Ref
     *
     * @param {Element} el
     * @memberof ReportActionCompose
     */
    setTextInputRef(el) {
        ReportActionComposeFocusManager.composerRef.current = el;
        this.textInput = el;
    }

    /**
     * Get the placeholder to display in the chat input.
     *
     * @return {String}
     */
    getInputPlaceholder() {
        if (ReportUtils.chatIncludesConcierge(this.props.report)) {
            if (User.isBlockedFromConcierge(this.props.blockedFromConcierge)) {
                return this.props.translate('reportActionCompose.blockedFromConcierge');
            }

            return this.props.translate('reportActionCompose.conciergePlaceholderOptions')[this.state.conciergePlaceholderRandomIndex];
        }

        return this.props.translate('reportActionCompose.writeSomething');
    }

    /**
     * Returns the list of IOU Options
     *
     * @param {Array} reportParticipants
     * @returns {Array<object>}
     */
    getMoneyRequestOptions(reportParticipants) {
        const options = {
            [CONST.IOU.MONEY_REQUEST_TYPE.SPLIT]: {
                icon: Expensicons.Receipt,
                text: this.props.translate('iou.splitBill'),
                onSelected: () => Navigation.navigate(ROUTES.getIouSplitRoute(this.props.reportID)),
            },
            [CONST.IOU.MONEY_REQUEST_TYPE.REQUEST]: {
                icon: Expensicons.MoneyCircle,
                text: this.props.translate('iou.requestMoney'),
                onSelected: () => Navigation.navigate(ROUTES.getIouRequestRoute(this.props.reportID)),
            },
            [CONST.IOU.MONEY_REQUEST_TYPE.SEND]: {
                icon: Expensicons.Send,
                text: this.props.translate('iou.sendMoney'),
                onSelected: () => Navigation.navigate(ROUTES.getIOUSendRoute(this.props.reportID)),
            },
        };
        return _.map(ReportUtils.getMoneyRequestOptions(this.props.report, reportParticipants, this.props.betas), option => options[option]);
    }

    /**
     * Updates the composer when the comment length is exceeded
     * Shows red borders and prevents the comment from being sent
     *
     * @param {Boolean} hasExceededMaxCommentLength
     */
    setExceededMaxCommentLength(hasExceededMaxCommentLength) {
        this.setState({hasExceededMaxCommentLength});
    }

    /**
     * Set the maximum number of lines for the composer
     */
    setMaxLines() {
        let maxLines = this.props.isSmallScreenWidth ? CONST.COMPOSER.MAX_LINES_SMALL_SCREEN : CONST.COMPOSER.MAX_LINES;
        if (this.props.isComposerFullSize) {
            maxLines = CONST.COMPOSER.MAX_LINES_FULL;
        }
        this.setState({maxLines});
    }

    // eslint-disable-next-line rulesdir/prefer-early-return
    setShouldShowSuggestionMenuToFalse() {
        if (this.state && this.state.shouldShowSuggestionMenu) {
            this.setState({shouldShowSuggestionMenu: false});
        }
    }

    /**
     * Clean data related to EmojiSuggestions
     */
    resetSuggestedEmojis() {
        this.setState({
            suggestedEmojis: [],
            shouldShowSuggestionMenu: false,
        });
    }

    /**
     * Calculates and cares about the content of an Emoji Suggester
     */
    calculateEmojiSuggestion() {
        const leftString = this.state.value.substring(0, this.state.selection.end);
        const colonIndex = leftString.lastIndexOf(':');
        const isCurrentlyShowingEmojiSuggestion = this.isEmojiCode(this.state.value, this.state.selection.end);

        // the larger composerHeight the less space for EmojiPicker, Pixel 2 has pretty small screen and this value equal 5.3
        const hasEnoughSpaceForLargeSuggestion = this.props.windowHeight / this.state.composerHeight >= 6.8;
        const isEmojiPickerLarge = !this.props.isSmallScreenWidth || (this.props.isSmallScreenWidth && hasEnoughSpaceForLargeSuggestion);

        const nextState = {
            suggestedEmojis: [],
            highlightedEmojiIndex: 0,
            colonIndex,
            shouldShowSuggestionMenu: false,
            isEmojiPickerLarge,
        };
        const newSuggestedEmojis = EmojiUtils.suggestEmojis(leftString);

        if (newSuggestedEmojis.length && isCurrentlyShowingEmojiSuggestion) {
            nextState.suggestedEmojis = newSuggestedEmojis;
            nextState.shouldShowSuggestionMenu = !_.isEmpty(newSuggestedEmojis);
        }

        LayoutAnimation.configureNext(LayoutAnimation.create(50, LayoutAnimation.Types.easeInEaseOut, LayoutAnimation.Properties.opacity));

        this.setState(nextState);
    }

    /**
     * Check if this piece of string looks like an emoji
     * @param {String} str
     * @param {Number} pos
     * @returns {Boolean}
     */
    isEmojiCode(str, pos) {
        const leftWords = str.slice(0, pos).split(CONST.REGEX.NEW_LINE_OR_WHITE_SPACE);
        const leftWord = _.last(leftWords);

        return CONST.REGEX.HAS_COLON_ONLY_AT_THE_BEGINNING.test(leftWord) && leftWord.length > 2;
    }

    /**
     * Replace the code of emoji and update selection
     * @param {Number} highlightedEmojiIndex
     */
    insertSelectedEmoji(highlightedEmojiIndex) {
        const commentBeforeColon = this.state.value.slice(0, this.state.colonIndex);
        const emojiObject = this.state.suggestedEmojis[highlightedEmojiIndex];
        const emojiCode = emojiObject.types && emojiObject.types[this.props.preferredSkinTone] ? emojiObject.types[this.props.preferredSkinTone] : emojiObject.code;
        const commentAfterColonWithEmojiNameRemoved = this.state.value.slice(this.state.selection.end).replace(CONST.REGEX.EMOJI_REPLACER, CONST.SPACE);

        this.updateComment(`${commentBeforeColon}${emojiCode} ${commentAfterColonWithEmojiNameRemoved}`, true);
        this.setState(prevState => ({
            selection: {
                start: prevState.colonIndex + emojiCode.length + CONST.SPACE_LENGTH,
                end: prevState.colonIndex + emojiCode.length + CONST.SPACE_LENGTH,
            },
            suggestedEmojis: [],
        }));
        EmojiUtils.addToFrequentlyUsedEmojis(this.props.frequentlyUsedEmojis, emojiObject);
    }

    isEmptyChat() {
        return _.size(this.props.reportActions) === 1;
    }

    keydownListener(e) {
        if (this.state.isFocused) { return; }

        // if the key pressed is non-character keys like Enter, Shift, ... do not focus
        if (e.key.length > 1) { return; }

        // if we're typing on another input/text area, do not focus
        if (e.target.nodeName === 'INPUT' || e.target.nodeName === 'TEXTAREA') { return; }

        this.focus();
        this.replaceSelectionWithInput(e.key);
    }

    /**
     * @param {String} text
     */
    replaceSelectionWithInput(text) {
        const newComment = this.comment.slice(0, this.state.selection.start)
            + text
            + this.comment.slice(this.state.selection.end, this.comment.length);
        this.setState(prevState => ({
            selection: {
                start: prevState.selection.start + text.length,
                end: prevState.selection.start + text.length,
            },
        }), this.updateComment(newComment));
    }

    /**
     * Callback for the emoji picker to add whatever emoji is chosen into the main input
     *
     * @param {String} emoji
     */
    addEmojiToTextBox(emoji) {
        const emojiWithSpace = `${emoji} `;
        this.replaceSelectionWithInput(emojiWithSpace);
    }

    /**
     * Focus the composer text input
     * @param {Boolean} [shouldelay=false] Impose delay before focusing the composer
     * @memberof ReportActionCompose
     */
    focus(shouldelay = false) {
        // There could be other animations running while we trigger manual focus.
        // This prevents focus from making those animations janky.
        InteractionManager.runAfterInteractions(() => {
            if (!this.textInput) {
                return;
            }

            if (!shouldelay) {
                this.textInput.focus();
            } else {
                // Keyboard is not opened after Emoji Picker is closed
                // SetTimeout is used as a workaround
                // https://github.com/react-native-modal/react-native-modal/issues/114
                // We carefully choose a delay. 100ms is found enough for keyboard to open.
                setTimeout(() => this.textInput.focus(), 100);
            }
        });
    }

    /**
     * Save our report comment in Onyx. We debounce this method in the constructor so that it's not called too often
     * to update Onyx and re-render this component.
     *
     * @param {String} comment
     */
    debouncedSaveReportComment(comment) {
        Report.saveReportComment(this.props.reportID, comment || '');
    }

    /**
     * Broadcast that the user is typing. We debounce this method in the constructor to limit how often we publish
     * client events.
     */
    debouncedBroadcastUserIsTyping() {
        Report.broadcastUserIsTyping(this.props.reportID);
    }

    /**
     * Update the value of the comment in Onyx
     *
     * @param {String} comment
     * @param {Boolean} shouldDebounceSaveComment
     */
    updateComment(comment, shouldDebounceSaveComment) {
        const newComment = EmojiUtils.replaceEmojis(comment, this.props.isSmallScreenWidth, this.props.preferredSkinTone);
        this.setState((prevState) => {
            const newState = {
                isCommentEmpty: !!newComment.match(/^(\s)*$/),
                value: newComment,
            };
            if (comment !== newComment) {
                const remainder = prevState.value.slice(prevState.selection.end).length;
                newState.selection = {
                    start: newComment.length - remainder,
                    end: newComment.length - remainder,
                };
            }
            return newState;
        });

        // Indicate that draft has been created.
        if (this.comment.length === 0 && newComment.length !== 0) {
            Report.setReportWithDraft(this.props.reportID, true);
        }

        // The draft has been deleted.
        if (newComment.length === 0) {
            Report.setReportWithDraft(this.props.reportID, false);
        }

        this.comment = newComment;
        if (shouldDebounceSaveComment) {
            this.debouncedSaveReportComment(newComment);
        } else {
            Report.saveReportComment(this.props.reportID, newComment || '');
        }
        if (newComment) {
            this.debouncedBroadcastUserIsTyping();
        }
    }

    /**
     * Update the number of lines for a comment in Onyx
     * @param {Number} numberOfLines
     */
    updateNumberOfLines(numberOfLines) {
        Report.saveReportCommentNumberOfLines(this.props.reportID, numberOfLines);
    }

    /**
     * Listens for keyboard shortcuts and applies the action
     *
     * @param {Object} e
     */
    triggerHotkeyActions(e) {
        // Do not trigger actions for mobileWeb or native clients that have the keyboard open because for those devices, we want the return key to insert newlines rather than submit the form
        if (!e || this.props.isSmallScreenWidth || this.props.isKeyboardShown) {
            return;
        }

        if ((e.key === CONST.KEYBOARD_SHORTCUTS.ENTER.shortcutKey || e.key === CONST.KEYBOARD_SHORTCUTS.TAB.shortcutKey) && this.state.suggestedEmojis.length) {
            e.preventDefault();
            this.insertSelectedEmoji(this.state.highlightedEmojiIndex);
            return;
        }
        if (e.key === CONST.KEYBOARD_SHORTCUTS.ESCAPE.shortcutKey && this.state.suggestedEmojis.length) {
            e.preventDefault();
            this.resetSuggestedEmojis();
            return;
        }

        // Submit the form when Enter is pressed
        if (e.key === CONST.KEYBOARD_SHORTCUTS.ENTER.shortcutKey && !e.shiftKey) {
            e.preventDefault();
            this.submitForm();
        }

        // Trigger the edit box for last sent message if ArrowUp is pressed and the comment is empty and Chronos is not in the participants
        if (
            e.key === CONST.KEYBOARD_SHORTCUTS.ARROW_UP.shortcutKey && this.textInput.selectionStart === 0 && this.state.isCommentEmpty && !ReportUtils.chatIncludesChronos(this.props.report)
        ) {
            e.preventDefault();

            const lastReportAction = _.find(
                this.props.reportActions,
                action => ReportUtils.canEditReportAction(action),
            );

            if (lastReportAction !== -1 && lastReportAction) {
                Report.saveReportActionDraft(this.props.reportID, lastReportAction.reportActionID, _.last(lastReportAction.message).html);
            }
        }
    }

    /**
     * @returns {String}
     */
    prepareCommentAndResetComposer() {
        const trimmedComment = this.comment.trim();

        // Don't submit empty comments or comments that exceed the character limit
        if (this.state.isCommentEmpty || ReportUtils.getCommentLength(trimmedComment) > CONST.MAX_COMMENT_LENGTH) {
            return '';
        }

        this.updateComment('');
        this.setTextInputShouldClear(true);
        if (this.props.isComposerFullSize) {
            Report.setIsComposerFullSize(this.props.reportID, false);
        }
        this.setState({isFullComposerAvailable: false});

        return trimmedComment;
    }

    /**
     * @param {Object} file
     */
    addAttachment(file) {
        const comment = this.prepareCommentAndResetComposer();
        Report.addAttachment(this.props.reportID, file, comment);
        this.setTextInputShouldClear(false);
    }

    /**
     * Add a new comment to this chat
     *
     * @param {SyntheticEvent} [e]
     */
    submitForm(e) {
        if (e) {
            e.preventDefault();
        }

        // Since we're submitting the form here which should clear the composer
        // We don't really care about saving the draft the user was typing
        // We need to make sure an empty draft gets saved instead
        this.debouncedSaveReportComment.cancel();

        const comment = this.prepareCommentAndResetComposer();
        if (!comment) {
            return;
        }

        this.props.onSubmit(comment);
    }

    render() {
        const reportParticipants = _.without(lodashGet(this.props.report, 'participants', []), this.props.currentUserPersonalDetails.login);
        const participantsWithoutExpensifyEmails = _.difference(reportParticipants, CONST.EXPENSIFY_EMAILS);
        const reportRecipient = this.props.personalDetails[participantsWithoutExpensifyEmails[0]];

        const shouldShowReportRecipientLocalTime = ReportUtils.canShowReportRecipientLocalTime(this.props.personalDetails, this.props.report)
            && !this.props.isComposerFullSize;

        // Prevents focusing and showing the keyboard while the drawer is covering the chat.
        const isComposeDisabled = this.props.isDrawerOpen && this.props.isSmallScreenWidth;
        const isBlockedFromConcierge = ReportUtils.chatIncludesConcierge(this.props.report) && User.isBlockedFromConcierge(this.props.blockedFromConcierge);
        const inputPlaceholder = this.getInputPlaceholder();
        const shouldUseFocusedColor = !isBlockedFromConcierge && !this.props.disabled && (this.state.isFocused || this.state.isDraggingOver);
        const hasExceededMaxCommentLength = this.state.hasExceededMaxCommentLength;

        return (
            <View style={[
                shouldShowReportRecipientLocalTime && !lodashGet(this.props.network, 'isOffline') && styles.chatItemComposeWithFirstRow,
                this.props.isComposerFullSize && styles.chatItemFullComposeRow,
            ]}
            >
                {shouldShowReportRecipientLocalTime && <ParticipantLocalTime participant={reportRecipient} />}
                <View style={[
                    shouldUseFocusedColor
                        ? styles.chatItemComposeBoxFocusedColor
                        : styles.chatItemComposeBoxColor,
                    styles.flexRow,
                    styles.chatItemComposeBox,
                    this.props.isComposerFullSize && styles.chatItemFullComposeBox,
                    hasExceededMaxCommentLength && styles.borderColorDanger,
                ]}
                >
                    <AttachmentModal
                        headerTitle={this.props.translate('reportActionCompose.sendAttachment')}
                        onConfirm={this.addAttachment}
                    >
                        {({displayFileInModal}) => (
                            <>
                                <AttachmentPicker>
                                    {({openPicker}) => (
                                        <>
                                            <View style={[
                                                styles.dFlex, styles.flexColumn,
                                                (this.state.isFullComposerAvailable || this.props.isComposerFullSize) ? styles.justifyContentBetween : styles.justifyContentEnd,
                                            ]}
                                            >
                                                {this.props.isComposerFullSize && (
                                                    <Tooltip text={this.props.translate('reportActionCompose.collapse')}>
                                                        <TouchableOpacity
                                                            onPress={(e) => {
                                                                e.preventDefault();
                                                                this.setShouldShowSuggestionMenuToFalse();
                                                                Report.setIsComposerFullSize(this.props.reportID, false);
                                                            }}

                                                            // Keep focus on the composer when Collapse button is clicked.
                                                            onMouseDown={e => e.preventDefault()}
                                                            style={styles.composerSizeButton}
                                                            disabled={isBlockedFromConcierge || this.props.disabled}
                                                        >
                                                            <Icon src={Expensicons.Collapse} />
                                                        </TouchableOpacity>
                                                    </Tooltip>

                                                )}
                                                {(!this.props.isComposerFullSize && this.state.isFullComposerAvailable) && (
                                                    <Tooltip text={this.props.translate('reportActionCompose.expand')}>
                                                        <TouchableOpacity
                                                            onPress={(e) => {
                                                                e.preventDefault();
                                                                this.setShouldShowSuggestionMenuToFalse();
                                                                Report.setIsComposerFullSize(this.props.reportID, true);
                                                            }}

                                                            // Keep focus on the composer when Expand button is clicked.
                                                            onMouseDown={e => e.preventDefault()}
                                                            style={styles.composerSizeButton}
                                                            disabled={isBlockedFromConcierge || this.props.disabled}
                                                        >
                                                            <Icon src={Expensicons.Expand} />
                                                        </TouchableOpacity>
                                                    </Tooltip>
                                                )}
                                                <Tooltip text={this.props.translate('reportActionCompose.addAction')}>
                                                    <View style={styles.chatItemAttachBorder}>
                                                        <TouchableOpacity
                                                            ref={el => this.actionButton = el}
                                                            onPress={(e) => {
                                                                e.preventDefault();

                                                                // Drop focus to avoid blue focus ring.
                                                                this.actionButton.blur();
                                                                this.setMenuVisibility(true);
                                                            }}
                                                            style={styles.composerSizeButton}
                                                            disabled={isBlockedFromConcierge || this.props.disabled}
                                                        >
                                                            <Icon src={Expensicons.Plus} />
                                                        </TouchableOpacity>
                                                    </View>
                                                </Tooltip>
                                            </View>
                                            <PopoverMenu
                                                animationInTiming={CONST.ANIMATION_IN_TIMING}
                                                isVisible={this.state.isMenuVisible}
                                                onClose={() => this.setMenuVisibility(false)}
                                                onItemSelected={() => this.setMenuVisibility(false)}
                                                anchorPosition={styles.createMenuPositionReportActionCompose}
                                                menuItems={[...this.getMoneyRequestOptions(reportParticipants),
                                                    {
                                                        icon: Expensicons.Paperclip,
                                                        text: this.props.translate('reportActionCompose.addAttachment'),
                                                        onSelected: () => {
                                                            openPicker({
                                                                onPicked: displayFileInModal,
                                                            });
                                                        },
                                                    },
                                                ]}
                                            />
                                        </>
                                    )}
                                </AttachmentPicker>
                                <View style={[styles.textInputComposeSpacing]}>
                                    <DragAndDrop
                                        dropZoneId={CONST.REPORT.DROP_NATIVE_ID}
                                        activeDropZoneId={CONST.REPORT.ACTIVE_DROP_NATIVE_ID}
                                        onDragEnter={() => {
                                            this.setState({isDraggingOver: true});
                                        }}
                                        onDragLeave={() => {
                                            this.setState({isDraggingOver: false});
                                        }}
                                        onDrop={(e) => {
                                            e.preventDefault();

                                            const file = lodashGet(e, ['dataTransfer', 'files', 0]);

                                            displayFileInModal(file);

                                            this.setState({isDraggingOver: false});
                                        }}
                                        disabled={this.props.disabled}
                                    >
                                        <Composer
                                            autoFocus={!this.props.modal.isVisible && (this.willBlurTextInputOnTapOutside || this.isEmptyChat())}
                                            multiline
                                            ref={this.setTextInputRef}
                                            textAlignVertical="top"
                                            placeholder={inputPlaceholder}
                                            placeholderTextColor={themeColors.placeholderText}
                                            onChangeText={comment => this.updateComment(comment, true)}
                                            onKeyPress={this.triggerHotkeyActions}
                                            style={[styles.textInputCompose, this.props.isComposerFullSize ? styles.textInputFullCompose : styles.flex4]}
                                            maxLines={this.state.maxLines}
                                            onFocus={() => this.setIsFocused(true)}
                                            onBlur={() => {
                                                this.setIsFocused(false);
                                                this.resetSuggestedEmojis();
                                            }}
                                            onPasteFile={displayFileInModal}
                                            shouldClear={this.state.textInputShouldClear}
                                            onClear={() => this.setTextInputShouldClear(false)}
                                            isDisabled={isComposeDisabled || isBlockedFromConcierge || this.props.disabled}
                                            selection={this.state.selection}
                                            onSelectionChange={this.onSelectionChange}
                                            isFullComposerAvailable={this.state.isFullComposerAvailable}
                                            setIsFullComposerAvailable={this.setIsFullComposerAvailable}
                                            isComposerFullSize={this.props.isComposerFullSize}
                                            value={this.state.value}
                                            numberOfLines={this.props.numberOfLines}
                                            onNumberOfLinesChange={this.updateNumberOfLines}
                                            onLayout={(e) => {
                                                const composerHeight = e.nativeEvent.layout.height;
                                                if (this.state.composerHeight === composerHeight) {
                                                    return;
                                                }
                                                this.setState({composerHeight});
                                            }}
                                            onScroll={() => this.setShouldShowSuggestionMenuToFalse()}
                                        />
                                    </DragAndDrop>
                                </View>
                            </>
                        )}
                    </AttachmentModal>
                    {DeviceCapabilities.canUseTouchScreen() && this.props.isMediumScreenWidth ? null : (
                        <EmojiPickerButton
                            isDisabled={isBlockedFromConcierge || this.props.disabled}
                            onModalHide={() => this.focus(true)}
                            onEmojiSelected={this.addEmojiToTextBox}
                        />
                    )}
                    <View
                        style={[styles.justifyContentEnd]}

                        // Keep focus on the composer when Send message is clicked.
                        onMouseDown={e => e.preventDefault()}
                    >
                        <Tooltip text={this.props.translate('common.send')}>
                            <TouchableOpacity
                                style={[styles.chatItemSubmitButton,
                                    (this.state.isCommentEmpty || hasExceededMaxCommentLength) ? undefined : styles.buttonSuccess,
                                ]}
                                onPress={this.submitForm}
                                disabled={this.state.isCommentEmpty || isBlockedFromConcierge || this.props.disabled || hasExceededMaxCommentLength}
                                hitSlop={{
                                    top: 3, right: 3, bottom: 3, left: 3,
                                }}
                            >
                                <Icon src={Expensicons.Send} fill={(this.state.isCommentEmpty || hasExceededMaxCommentLength) ? themeColors.icon : themeColors.textLight} />
                            </TouchableOpacity>
                        </Tooltip>
                    </View>
                </View>
                <View style={[
                    styles.flexRow,
                    styles.justifyContentBetween,
                    styles.alignItemsCenter,
                    (!this.props.isSmallScreenWidth || (this.props.isSmallScreenWidth && !this.props.network.isOffline)) && styles.chatItemComposeSecondaryRow]}
                >
                    {!this.props.isSmallScreenWidth && <OfflineIndicator containerStyles={[styles.chatItemComposeSecondaryRow]} />}
                    <ReportTypingIndicator reportID={this.props.reportID} />
                    <ExceededCommentLength comment={this.comment} onExceededMaxCommentLength={this.setExceededMaxCommentLength} />
                </View>
                {this.state.isDraggingOver && <ReportDropUI />}
                {!_.isEmpty(this.state.suggestedEmojis) && this.state.shouldShowSuggestionMenu && (
                    <ArrowKeyFocusManager
                        focusedIndex={this.state.highlightedEmojiIndex}
                        maxIndex={getMaxArrowIndex(this.state.suggestedEmojis.length, this.state.isEmojiPickerLarge)}
                        shouldExcludeTextAreaNodes={false}
                        onFocusedIndexChanged={index => this.setState({highlightedEmojiIndex: index})}
                    >
                        <EmojiSuggestions
                            onClose={() => this.setState({suggestedEmojis: []})}
                            highlightedEmojiIndex={this.state.highlightedEmojiIndex}
                            emojis={this.state.suggestedEmojis}
                            comment={this.state.value}
                            updateComment={newComment => this.setState({value: newComment})}
                            colonIndex={this.state.colonIndex}
                            prefix={this.state.value.slice(this.state.colonIndex + 1).split(' ')[0]}
                            onSelect={this.insertSelectedEmoji}
                            isComposerFullSize={this.props.isComposerFullSize}
                            preferredSkinToneIndex={this.props.preferredSkinTone}
                            isEmojiPickerLarge={this.state.isEmojiPickerLarge}
                            composerHeight={this.state.composerHeight}
                            shouldIncludeReportRecipientLocalTimeHeight={shouldShowReportRecipientLocalTime}
                        />
                    </ArrowKeyFocusManager>
                )}
            </View>
        );
    }
}

ReportActionCompose.propTypes = propTypes;
ReportActionCompose.defaultProps = defaultProps;

export default compose(
    withWindowDimensions,
    withDrawerState,
    withNavigationFocus,
    withLocalize,
    withNetwork(),
    withPersonalDetails(),
    withCurrentUserPersonalDetails,
    withKeyboardState,
    withOnyx({
        betas: {
            key: ONYXKEYS.BETAS,
        },
        comment: {
            key: ({reportID}) => `${ONYXKEYS.COLLECTION.REPORT_DRAFT_COMMENT}${reportID}`,
        },
        numberOfLines: {
            key: ({reportID}) => `${ONYXKEYS.COLLECTION.REPORT_DRAFT_COMMENT_NUMBER_OF_LINES}${reportID}`,
        },
        modal: {
            key: ONYXKEYS.MODAL,
        },
        blockedFromConcierge: {
            key: ONYXKEYS.NVP_BLOCKED_FROM_CONCIERGE,
        },
        frequentlyUsedEmojis: {
            key: ONYXKEYS.FREQUENTLY_USED_EMOJIS,
        },
        preferredSkinTone: {
            key: ONYXKEYS.PREFERRED_EMOJI_SKIN_TONE,
        },
    }),
)(ReportActionCompose);