feat: add group recipe sharing and translation

src/app.js

@@ -55,10 +55,12 @@ export async function buildApp({ config = loadConfig(), dependencies = {} } = {}
 
   if (
     dependencies.allowedEmailRepository
+    && dependencies.groupRepository
     && dependencies.recipeRepository
     && dependencies.userRepository
   ) {
     app.decorate('allowedEmailRepository', dependencies.allowedEmailRepository);
+    app.decorate('groupRepository', dependencies.groupRepository);
     app.decorate('recipeRepository', dependencies.recipeRepository);
     app.decorate('userRepository', dependencies.userRepository);
   } else {

src/config/env.js

@@ -37,6 +37,7 @@ export function mongoCollectionNames(nodeEnv) {
   const suffix = nodeEnv === 'development' ? '_dev' : nodeEnv === 'test' ? '_test' : '';
   return Object.freeze({
     allowedEmails: 'allowed_google_emails',
+    groups: `groups${suffix}`,
     recipes: `recipes${suffix}`,
     users: `users${suffix}`,
   });

src/plugins/mongo.js

@@ -1,6 +1,7 @@
 import { MongoClient } from 'mongodb';
 import fastifyPlugin from 'fastify-plugin';
 import { AllowedEmailRepository } from '../repositories/allowed-email.repository.js';
+import { GroupRepository } from '../repositories/group.repository.js';
 import { RecipeRepository } from '../repositories/recipe.repository.js';
 import { UserRepository } from '../repositories/user.repository.js';
 
@@ -49,11 +50,13 @@ async function mongoPlugin(fastify, { config }) {
   const db = client.db();
   const collections = config.mongoCollections;
   const allowedEmailRepository = new AllowedEmailRepository(db, collections.allowedEmails);
+  const groupRepository = new GroupRepository(db, collections.groups);
   const recipeRepository = new RecipeRepository(db, collections.recipes);
   const userRepository = new UserRepository(db, collections.users);
 
   await Promise.all([
     allowedEmailRepository.ensureIndexes(),
+    groupRepository.ensureIndexes(),
     recipeRepository.ensureIndexes(),
     userRepository.ensureIndexes(),
   ]);
@@ -65,6 +68,7 @@ async function mongoPlugin(fastify, { config }) {
   fastify.decorate('mongoClient', client);
   fastify.decorate('db', db);
   fastify.decorate('allowedEmailRepository', allowedEmailRepository);
+  fastify.decorate('groupRepository', groupRepository);
   fastify.decorate('recipeRepository', recipeRepository);
   fastify.decorate('userRepository', userRepository);
 

src/repositories/group.repository.js

@@ -0,0 +1,24 @@
+export class GroupRepository {
+  constructor(db, collectionName = 'groups') {
+    this.collection = db.collection(collectionName);
+  }
+
+  async ensureIndexes() {
+    await this.collection.createIndex({ memberGoogleSubs: 1 });
+  }
+
+  async listMemberGoogleSubs(googleSub) {
+    const groups = await this.collection
+      .find(
+        { memberGoogleSubs: googleSub },
+        { projection: { _id: 0, memberGoogleSubs: 1 } },
+      )
+      .toArray();
+
+    return [...new Set(
+      groups
+        .flatMap((group) => group.memberGoogleSubs ?? [])
+        .filter((memberGoogleSub) => typeof memberGoogleSub === 'string'),
+    )];
+  }
+}

src/repositories/recipe.repository.js

@@ -16,9 +16,13 @@ export class RecipeRepository {
   }
 
   async listByOwner(ownerGoogleSub) {
+    return this.listByOwners([ownerGoogleSub]);
+  }
+
+  async listByOwners(ownerGoogleSubs) {
     return this.collection
       .find(
-        { ownerGoogleSub },
+        { ownerGoogleSub: { $in: ownerGoogleSubs } },
         {
           projection: {
             'source.rawText': 0,
@@ -34,6 +38,13 @@ export class RecipeRepository {
     return this.collection.findOne({ _id: recipeId, ownerGoogleSub });
   }
 
+  async findByIdForOwners(ownerGoogleSubs, recipeId) {
+    return this.collection.findOne({
+      _id: recipeId,
+      ownerGoogleSub: { $in: ownerGoogleSubs },
+    });
+  }
+
   async findBySource(ownerGoogleSub, platform, sourceId) {
     return this.collection.findOne({
       ownerGoogleSub,

src/routes/recipe.routes.js

@@ -29,13 +29,23 @@ function verifiedSource(source) {
   return source;
 }
 
+async function visibleOwnerGoogleSubs(fastify, googleSub) {
+  const groupMembers = await fastify.groupRepository.listMemberGoogleSubs(googleSub);
+  return [...new Set([googleSub, ...groupMembers])];
+}
+
 export default async function recipeRoutes(fastify) {
-  fastify.get('/api/recipes', { preHandler: fastify.authenticate }, async (request) => ({
-    recipes: await fastify.recipeRepository.listByOwner(request.user.sub),
-  }));
+  fastify.get('/api/recipes', { preHandler: fastify.authenticate }, async (request) => {
+    const ownerGoogleSubs = await visibleOwnerGoogleSubs(fastify, request.user.sub);
+    return { recipes: await fastify.recipeRepository.listByOwners(ownerGoogleSubs) };
+  });
 
   fastify.get('/api/recipes/:id', { preHandler: fastify.authenticate }, async (request) => {
-    const recipe = await fastify.recipeRepository.findById(request.user.sub, request.params.id);
+    const ownerGoogleSubs = await visibleOwnerGoogleSubs(fastify, request.user.sub);
+    const recipe = await fastify.recipeRepository.findByIdForOwners(
+      ownerGoogleSubs,
+      request.params.id,
+    );
     if (!recipe) throw new NotFoundError('레시피를 찾을 수 없습니다.');
     return { recipe };
   });

src/services/recipe-parser.service.js

@@ -13,6 +13,9 @@ const SYSTEM_PROMPT = `당신은 원문에서 레시피를 구조화하는 데
 - 수량이 명확하지 않으면 null 또는 원문 표현을 유지합니다.
 - g, ml, 큰술, 작은술, 장, 개 등의 원문 단위를 유지합니다.
 - 광고, 비즈니스 문의, SNS 링크, 해시태그 등 레시피와 무관한 내용을 제거합니다.
+- 원문이 주로 영어 또는 다른 외국어이면 title, summary, servings, ingredientGroups, steps, tips를 자연스러운 한국어로 번역합니다.
+- 번역할 때 재료와 요리의 고유명사는 의미가 달라지지 않게 유지하고, 수량, 온도, 시간 값은 변환하지 않습니다.
+- 원문이 이미 한국어이면 불필요하게 문체나 표현을 바꾸지 않습니다.
 - YouTube timestamp는 원문 transcript에서 확인되는 경우에만 초 단위 숫자로 기록합니다.
 - Instagram 단계의 timestampSec은 null입니다.
 - 원문에 재료 그룹 이름이 없으면 "재료"를 사용합니다. ingredientGroups[].name은 null이 될 수 없습니다.