import initMatrix from '../client/initMatrix'; const WELL_KNOWN_URI = '/.well-known/matrix/client'; async function getBaseUrl(servername) { let protocol = 'https://'; if (servername.match(/^https?:\/\//) !== null) protocol = ''; const serverDiscoveryUrl = `${protocol}${servername}${WELL_KNOWN_URI}`; try { const result = await (await fetch(serverDiscoveryUrl, { method: 'GET' })).json(); const baseUrl = result?.['m.homeserver']?.base_url; if (baseUrl === undefined) throw new Error(); return baseUrl; } catch (e) { throw new Error(`${protocol}${servername}`); } } function getUsername(userId) { const mx = initMatrix.matrixClient; const user = mx.getUser(userId); if (user === null) return userId; let username = user.displayName; if (typeof username === 'undefined') { username = userId; } return username; } function getUsernameOfRoomMember(roomMember) { return roomMember.name || roomMember.userId; } async function isRoomAliasAvailable(alias) { try { const result = await initMatrix.matrixClient.resolveRoomAlias(alias); if (result.room_id) return false; return false; } catch (e) { if (e.errcode === 'M_NOT_FOUND') return true; return false; } } function getPowerLabel(powerLevel) { if (powerLevel > 9000) return 'Goku'; if (powerLevel > 100) return 'Founder'; if (powerLevel === 100) return 'Admin'; if (powerLevel >= 50) return 'Mod'; return null; } function parseReply(rawBody) { if (rawBody?.indexOf('>') !== 0) return null; let body = rawBody.slice(rawBody.indexOf('<') + 1); const user = body.slice(0, body.indexOf('>')); body = body.slice(body.indexOf('>') + 2); const replyBody = body.slice(0, body.indexOf('\n\n')); body = body.slice(body.indexOf('\n\n') + 2); if (user === '') return null; const isUserId = user.match(/^@.+:.+/); return { userId: isUserId ? user : null, displayName: isUserId ? null : user, replyBody, body, }; } export { getBaseUrl, getUsername, getUsernameOfRoomMember, isRoomAliasAvailable, getPowerLabel, parseReply, };