Edit mapping types to use constants

src/app.ts

@@ -7,51 +7,26 @@ import { handle as handleUser } from './handlers/users'
 import log from './helpers/logger'
 import { initStorage } from './helpers/storage'
 import { whoami } from './helpers/synapse'
+import { Entity, entities } from './Entities'
 
 log.info('rocketchat2matrix starts.')
 
-const enum Entities {
-  Users = 'users',
-  Rooms = 'rooms',
-  Messages = 'messages',
-}
-
-type EntityConfig = {
-  filename: string
-  mappingType: number
-}
-
-const entities: { [key in Entities]: EntityConfig } = {
-  users: {
-    filename: 'users.json',
-    mappingType: 0,
-  },
-  rooms: {
-    filename: 'rocketchat_room.json',
-    mappingType: 1,
-  },
-  messages: {
-    filename: 'rocketchat_message.json',
-    mappingType: 2,
-  },
-}
-
-async function loadRcExport(entity: Entities) {
+async function loadRcExport(entity: Entity) {
   const rl = new lineByLine(`./inputs/${entities[entity].filename}`)
 
   let line: false | Buffer
   while ((line = rl.next())) {
     const item = JSON.parse(line.toString())
     switch (entity) {
-      case Entities.Users:
+      case Entity.Users:
         await handleUser(item)
         break
 
-      case Entities.Rooms:
+      case Entity.Rooms:
         await handleRoom(item)
         break
 
-      case Entities.Messages:
+      case Entity.Messages:
         log.debug(`Message: ${item.name}`)
         break
 
@@ -66,9 +41,9 @@ async function main() {
     await whoami()
     await initStorage()
     log.info('Parsing users')
-    await loadRcExport(Entities.Users)
+    await loadRcExport(Entity.Users)
     log.info('Parsing rooms')
-    await loadRcExport(Entities.Rooms)
+    await loadRcExport(Entity.Rooms)
     log.info('Done.')
   } catch (error) {
     log.error(`Encountered an error while booting up: ${error}`, error)