Differential D7053 Diff 23935 lib/shared/avatar-utils.js

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lib/shared/avatar-utils.js

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				// @flow

				import stringHash from 'string-hash';

				import { selectedThreadColors } from './thread-utils.js';
				import type { ClientEmojiAvatar, ClientAvatar } from '../types/avatar-types.js';

				const defaultAnonymousUserEmojiAvatar: ClientEmojiAvatar = {
				color: selectedThreadColors[4],
				emoji: '👤',
				type: 'emoji',
				};

				const defaultEmojiAvatars: $ReadOnlyArray<ClientEmojiAvatar> = [
				{ color: selectedThreadColors[7], emoji: '😀', type: 'emoji' },
				{ color: selectedThreadColors[0], emoji: '😆', type: 'emoji' },
				{ color: selectedThreadColors[1], emoji: '🤩', type: 'emoji' },
				{ color: selectedThreadColors[7], emoji: '🏈', type: 'emoji' },
				{ color: selectedThreadColors[2], emoji: '👻', type: 'emoji' },
				{ color: selectedThreadColors[3], emoji: '🧑‍🚀', type: 'emoji' },
				{ color: selectedThreadColors[4], emoji: '🎩', type: 'emoji' },
				{ color: selectedThreadColors[5], emoji: '🍦', type: 'emoji' },
				{ color: selectedThreadColors[6], emoji: '🚀', type: 'emoji' },
				{ color: selectedThreadColors[8], emoji: '🥰', type: 'emoji' },
				{ color: selectedThreadColors[3], emoji: '🐬', type: 'emoji' },
				{ color: selectedThreadColors[4], emoji: '🍀', type: 'emoji' },
				{ color: selectedThreadColors[9], emoji: '🍕', type: 'emoji' },
				{ color: selectedThreadColors[0], emoji: '🙄', type: 'emoji' },
				{ color: selectedThreadColors[1], emoji: '🥳', type: 'emoji' },
				{ color: selectedThreadColors[7], emoji: '🥸', type: 'emoji' },
				{ color: selectedThreadColors[2], emoji: '🦋', type: 'emoji' },
				{ color: selectedThreadColors[9], emoji: '🏆', type: 'emoji' },
				{ color: selectedThreadColors[5], emoji: '🎲', type: 'emoji' },
				{ color: selectedThreadColors[8], emoji: '🏀', type: 'emoji' },
				];

				function getAvatarForUser(
				user: ?{ +avatar?: ?ClientAvatar, +username?: ?string, ... },
				): ClientAvatar {
				if (user?.avatar) {
				return user.avatar;
				}

				if (!user?.username) {
				return defaultAnonymousUserEmojiAvatar;
				}

				const avatarIndex = stringHash(user.username) % defaultEmojiAvatars.length;
				return defaultEmojiAvatars[avatarIndex];
				}

				export { getAvatarForUser };