From ded91cbbf15ba6b232a3539648a29b1048ca4c58 Mon Sep 17 00:00:00 2001
From: Zakaria Mansouri <zakman.dev@gmail.com>
Date: Thu, 2 Jan 2025 10:11:33 +0100
Subject: [PATCH] localized search endpoint

---
 api/src/search/controller.ts |  2 +-
 api/src/search/service.ts    | 30 ++++++++++++++++++++++++++----
 api/src/search/types.ts      |  3 ++-
 3 files changed, 29 insertions(+), 6 deletions(-)

diff --git a/api/src/search/controller.ts b/api/src/search/controller.ts
index cdcd10f9..7d9bc587 100644
--- a/api/src/search/controller.ts
+++ b/api/src/search/controller.ts
@@ -11,7 +11,7 @@ export class SearchController {
 
   @Get("/")
   public async search(@QueryParams() req: SearchQuery): Promise<SearchResponse> {
-    const searchResults = await this.searchService.search(req.query, req.limit);
+    const searchResults = await this.searchService.search(req.query, req.lang, req.limit);
     return {
       searchResults,
     };
diff --git a/api/src/search/service.ts b/api/src/search/service.ts
index b2156b32..dd762603 100644
--- a/api/src/search/service.ts
+++ b/api/src/search/service.ts
@@ -5,6 +5,7 @@ import { ConfigService } from "src/config/service";
 import { LoggerService } from "src/logger/service";
 import { MeiliSearch } from "meilisearch";
 import { Service } from "typedi";
+import { LanguageCode } from "@dzcode.io/utils/dist/language";
 
 @Service()
 export class SearchService {
@@ -25,20 +26,41 @@ export class SearchService {
     });
   }
 
-  public search = async (q: string, limit?: number): Promise<SearchResults> => {
+  public search = async (q: string, lang: LanguageCode, limit?: number): Promise<SearchResults> => {
+    // TODO-ZM: only fetch Ids from search db, then query actually entities from their respective repositories
     this.logger.info({ message: `Searching for "${q}" in all indexes` });
     const searchResults = await this.meilisearch.multiSearch({
       queries: [
-        { indexUid: "project", q, limit, attributesToRetrieve: ["id", "name"] },
+        { indexUid: "project", q, limit, attributesToRetrieve: ["id", `name_${lang}`] },
         {
           indexUid: "contribution",
           q,
           limit,
-          attributesToRetrieve: ["id", "title", "type", "activityCount", "url"],
+          attributesToRetrieve: ["id", `title_${lang}`, "type", "activityCount", "url"],
+        },
+        {
+          indexUid: "contributor",
+          q,
+          limit,
+          attributesToRetrieve: ["id", `name_${lang}`, "avatarUrl"],
         },
-        { indexUid: "contributor", q, limit, attributesToRetrieve: ["id", "name", "avatarUrl"] },
       ],
     });
+
+    searchResults.results.forEach((result) => {
+      result.hits.forEach((hit) => {
+        if (hit[`name_${lang}`]) {
+          hit.name = hit[`name_${lang}`];
+          delete hit[`name_${lang}`];
+        }
+
+        if (hit[`title_${lang}`]) {
+          hit.title = hit[`title_${lang}`];
+          delete hit[`title_${lang}`];
+        }
+      });
+    });
+
     return searchResults as SearchResults;
   };
 
diff --git a/api/src/search/types.ts b/api/src/search/types.ts
index e2b752e1..e9556032 100644
--- a/api/src/search/types.ts
+++ b/api/src/search/types.ts
@@ -4,8 +4,9 @@ import { GeneralResponse } from "src/app/types";
 import { MultiSearchResponse } from "meilisearch";
 import { ProjectEntity } from "@dzcode.io/models/dist/project";
 import { IsNotEmpty, IsPositive, IsString } from "class-validator";
+import { LanguageQuery } from "src/_utils/language";
 
-export class SearchQuery {
+export class SearchQuery extends LanguageQuery {
   @IsString()
   @IsNotEmpty()
   query!: string;