Implement image search and viewing endpoint

src/main/java/dev/barboud/taglens/configuration/SecurityConfig.java

@@ -23,6 +23,7 @@ public SecurityFilterChain securityFilterChain(HttpSecurity http) throws Excepti
                         .requestMatchers("/auth/login", "/auth/register").permitAll()   // login & register: public
                         .requestMatchers("/", "/*.html", "/*.css", "/*.js").permitAll()
                         .requestMatchers("/actuator/**").permitAll()
+                        .requestMatchers("/images").permitAll()
                         .anyRequest().authenticated()           // everything else: must be logged in
                 )
                 .addFilterBefore(sessionAuthFilter, UsernamePasswordAuthenticationFilter.class);

src/main/java/dev/barboud/taglens/controller/ImageController.java

@@ -59,4 +59,14 @@ public ResponseEntity<List<ImageResponseDto>> getMyImages(
         return ResponseEntity.ok(imageResponseDto);
     }
 
+    @GetMapping
+    public List<ImageResponseDto> browseImages(
+            @RequestParam(value = "search", required = false) String search
+    ) {
+        if (search != null && !search.isBlank()) {
+            return imageService.searchImages(search);
+        }
+        return imageService.getRecentImages();
+    }
+
 }

src/main/java/dev/barboud/taglens/repository/ImageRepository.java

@@ -100,4 +100,49 @@ public void updateImageTags(UUID imageId, Map<String, Object> tags) {
         );
     }
 
+    public List<Image> findRecentImages() {
+        String sql = """
+        SELECT id, user_id, storage_key, content_type, file_size, created_at, tags
+        FROM images
+        ORDER BY created_at DESC
+        LIMIT 50
+        """;
+
+        return jdbcTemplate.query(sql, (rs, rowNum) -> {
+            Image image = new Image();
+            image.setId(UUID.fromString(rs.getString("id")));
+            image.setUserId(UUID.fromString(rs.getString("user_id")));
+            image.setStorageKey(rs.getString("storage_key"));
+            image.setContentType(rs.getString("content_type"));
+            image.setFileSize(rs.getLong("file_size"));
+            image.setCreatedAt(rs.getTimestamp("created_at").toInstant());
+            image.setTags(parseTags(rs.getString("tags")));
+            return image;
+        });
+    }
+
+    public List<Image> findImageBySearchQuery(String search) {
+        String sql = """
+        SELECT id, user_id, storage_key, content_type, file_size, created_at, tags
+        FROM images
+        WHERE tags::text ILIKE ?
+        ORDER BY created_at DESC
+        LIMIT 50
+        """;
+
+        String pattern = "%" + search + "%";
+
+        return jdbcTemplate.query(sql, (rs, rowNum) -> {
+            Image image = new Image();
+            image.setId(UUID.fromString(rs.getString("id")));
+            image.setUserId(UUID.fromString(rs.getString("user_id")));
+            image.setStorageKey(rs.getString("storage_key"));
+            image.setContentType(rs.getString("content_type"));
+            image.setFileSize(rs.getLong("file_size"));
+            image.setCreatedAt(rs.getTimestamp("created_at").toInstant());
+            image.setTags(parseTags(rs.getString("tags")));
+            return image;
+        }, pattern);
+    }
+
 }

src/main/java/dev/barboud/taglens/service/ImageService.java

@@ -118,4 +118,33 @@ public List<ImageResponseDto> getMyImages(UUID sessionId){
                 .toList();
 
     }
+
+    public List<ImageResponseDto> getRecentImages() {
+        List<Image> images = imageRepository.findRecentImages();
+
+        return images.stream()
+                .map(image -> new ImageResponseDto(
+                        image.getId(),
+                        image.getContentType(),
+                        image.getFileSize(),
+                        image.getStorageKey(),
+                        image.getTags()
+                ))
+                .toList();
+    }
+
+    public List<ImageResponseDto> searchImages(String search) {
+        List<Image> images = imageRepository.findImageBySearchQuery(search);
+
+        return images.stream()
+                .map(image -> new ImageResponseDto(
+                        image.getId(),
+                        image.getContentType(),
+                        image.getFileSize(),
+                        image.getStorageKey(),
+                        image.getTags()
+                ))
+                .toList();
+    }
+
 }