Differential D7142 Diff 24471 lib/shared/edit-messages-utils.js

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				// @flow

				import { threadHasPermission } from './thread-utils.js';
				import { messageTypes } from '../types/message-types.js';
				import type {
				RobotextMessageInfo,
				ComposableMessageInfo,
				} from '../types/message-types.js';
				import { threadPermissions, type ThreadInfo } from '../types/thread-types.js';
				import { useSelector } from '../utils/redux-utils.js';

				function useCanEditMessage(
				threadInfo: ThreadInfo,
				targetMessageInfo: ComposableMessageInfo \| RobotextMessageInfo,
				): boolean {
				const currentUserInfo = useSelector(state => state.currentUserInfo);

				if (targetMessageInfo.type !== messageTypes.TEXT) {
				return false;
				}

				if (!currentUserInfo \|\| !currentUserInfo.id) {
				return false;
				}

				const currentUserId = currentUserInfo.id;
				const targetMessageCreatorId = targetMessageInfo.creator.id;
				if (currentUserId !== targetMessageCreatorId) {
				return false;
				}

				const hasPermission = threadHasPermission(
				threadInfo,
				threadPermissions.EDIT_MESSAGE,
				);
				return hasPermission;
				}

				export { useCanEditMessage };