feat(api): add external ids to movie/tv response

server/models/common.ts

@@ -1,4 +1,8 @@
-import { TmdbCreditCast, TmdbCreditCrew } from '../api/themoviedb';
+import {
+  TmdbCreditCast,
+  TmdbCreditCrew,
+  TmdbExternalIds,
+} from '../api/themoviedb';
 
 export interface ProductionCompany {
   id: number;
@@ -33,6 +37,17 @@ export interface Crew {
   profilePath?: string;
 }
 
+export interface ExternalIds {
+  imdbId?: string;
+  freebaseMid?: string;
+  freebaseId?: string;
+  tvdbId?: number;
+  tvrageId?: string;
+  facebookId?: string;
+  instagramId?: string;
+  twitterId?: string;
+}
+
 export const mapCast = (person: TmdbCreditCast): Cast => ({
   castId: person.cast_id,
   character: person.character,
@@ -53,3 +68,14 @@ export const mapCrew = (person: TmdbCreditCrew): Crew => ({
   gender: person.gender,
   profilePath: person.profile_path,
 });
+
+export const mapExternalIds = (eids: TmdbExternalIds): ExternalIds => ({
+  facebookId: eids.facebook_id,
+  freebaseId: eids.freebase_id,
+  freebaseMid: eids.freebase_mid,
+  imdbId: eids.imdb_id,
+  instagramId: eids.instagram_id,
+  tvdbId: eids.tvdb_id,
+  tvrageId: eids.tvrage_id,
+  twitterId: eids.twitter_id,
+});