From 84bb4232e0413fea5c4a464fab7d6b3125309064 Mon Sep 17 00:00:00 2001
From: Arthur Araujo <arthur.araujo@tutanota.com>
Date: Tue, 2 Dec 2025 07:58:10 -0300
Subject: [PATCH] Create an endpoint to list hosted lyrics id

---
 .../api/controller/LyricsController.java         | 10 ++++++++++
 .../wordview/api/service/VideoLyricsService.java | 16 ++++++++++++++++
 .../VideoLyricsServiceInterface.java             |  3 +++
 .../api/controller/LyricsControllerTest.java     |  7 +++++++
 4 files changed, 36 insertions(+)

diff --git a/src/main/java/cc/wordview/api/controller/LyricsController.java b/src/main/java/cc/wordview/api/controller/LyricsController.java
index acaba31..4def126 100644
--- a/src/main/java/cc/wordview/api/controller/LyricsController.java
+++ b/src/main/java/cc/wordview/api/controller/LyricsController.java
@@ -20,6 +20,7 @@
 import cc.wordview.api.Application;
 import cc.wordview.api.response.LyricsResponse;
 import cc.wordview.api.service.LyricsService;
+import cc.wordview.api.service.specification.VideoLyricsServiceInterface;
 import cc.wordview.api.util.ArrayUtil;
 import cc.wordview.api.util.WordViewResourceResolver;
 import cc.wordview.gengolex.Language;
@@ -44,6 +45,9 @@ public class LyricsController extends ServiceController<LyricsService> {
         @Autowired
         private WordViewResourceResolver resourceResolver;
 
+        @Autowired
+        private VideoLyricsServiceInterface videoLyricsService;
+
         @GetMapping(produces = "application/json;charset=utf-8")
         public ResponseEntity<?> getLyrics(@RequestParam String id, @RequestParam String lang, @RequestParam String trackName, @RequestParam String artistName) throws IOException, LyricsNotFoundException, LanguageNotFoundException {
                 String decodedTrackName =  URLDecoder.decode(trackName);
@@ -59,4 +63,10 @@ public ResponseEntity<?> getLyrics(@RequestParam String id, @RequestParam String
 
                 return ok(new LyricsResponse(lyrics, words));
         }
+
+        @GetMapping(produces = "application/json;charset=utf-8", path = "/list")
+        public ResponseEntity<?> getLyricsList() {
+                ArrayList<String> ids = videoLyricsService.listLyricsIds();
+                return ok(ids);
+        }
 }
diff --git a/src/main/java/cc/wordview/api/service/VideoLyricsService.java b/src/main/java/cc/wordview/api/service/VideoLyricsService.java
index db178fb..5905118 100644
--- a/src/main/java/cc/wordview/api/service/VideoLyricsService.java
+++ b/src/main/java/cc/wordview/api/service/VideoLyricsService.java
@@ -24,8 +24,11 @@
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
+import java.util.ArrayList;
 import java.util.Optional;
 
+import static org.antlr.v4.runtime.tree.xpath.XPath.findAll;
+
 @Service
 public class VideoLyricsService implements VideoLyricsServiceInterface {
         @Autowired
@@ -43,6 +46,19 @@ public VideoLyrics getByVideoId(String videoId) throws NoSuchEntryException {
         }
 
         @Override
+        public ArrayList<String> listLyricsIds() {
+            Iterable<VideoLyrics> allLyrics = repository.findAll();
+            ArrayList<String> ids = new ArrayList<>();
+
+            for (VideoLyrics lyric : allLyrics) {
+                ids.add(lyric.getVideoId());
+            }
+
+            return ids;
+        }
+
+
+    @Override
         public VideoLyrics getById(Long id) {
                 throw new UnsupportedOperationException("getById is disabled for VideoLyricsService");
         }
diff --git a/src/main/java/cc/wordview/api/service/specification/VideoLyricsServiceInterface.java b/src/main/java/cc/wordview/api/service/specification/VideoLyricsServiceInterface.java
index 84e202c..142747c 100644
--- a/src/main/java/cc/wordview/api/service/specification/VideoLyricsServiceInterface.java
+++ b/src/main/java/cc/wordview/api/service/specification/VideoLyricsServiceInterface.java
@@ -20,6 +20,9 @@
 import cc.wordview.api.database.entity.VideoLyrics;
 import cc.wordview.api.exception.NoSuchEntryException;
 
+import java.util.ArrayList;
+
 public interface VideoLyricsServiceInterface extends ServiceInterface<VideoLyrics> {
         VideoLyrics getByVideoId(String videoId) throws NoSuchEntryException;
+        ArrayList<String> listLyricsIds();
 }
diff --git a/src/test/java/cc/wordview/api/test/api/controller/LyricsControllerTest.java b/src/test/java/cc/wordview/api/test/api/controller/LyricsControllerTest.java
index 90ca61d..212496d 100644
--- a/src/test/java/cc/wordview/api/test/api/controller/LyricsControllerTest.java
+++ b/src/test/java/cc/wordview/api/test/api/controller/LyricsControllerTest.java
@@ -63,5 +63,12 @@ void getLyricsNotFound() throws Exception {
                         URLEncoder.encode("aa")
                 )).andExpect(status().isNotFound());
         }
+
+        @Test
+        void getListOfLyricsIds() throws Exception {
+            req.get("/lyrics/list")
+                    .andExpect(status().isOk())
+                    .andExpect(content().contentType("application/json;charset=utf-8"));
+        }
 }