added classes for vectorization, similarity search and summarization

backend/src/main/java/com/vaessl/app/ai/EmbeddingService.java

@@ -0,0 +1,61 @@
+package com.vaessl.app.ai;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import org.springframework.ai.document.Document;
+import org.springframework.ai.vectorstore.VectorStore;
+import org.springframework.stereotype.Service;
+import com.vaessl.app.shared.ServiceItem;
+import com.vaessl.app.shared.ServiceType;
+
+@Service
+public class EmbeddingService {
+
+    private static final float THRESHOLD = 0.7f;
+    private static final int LIMIT = 2;
+    private final VectorStore vectorStore;
+
+    public EmbeddingService(VectorStore vectorStore) {
+        this.vectorStore = vectorStore;
+    }
+
+    public void vectorizeData(List<ServiceItem> responses, ServiceType serviceType,
+            Long connectionId) {
+
+        List<Document> mappedResponse = new ArrayList<>();
+
+        for (ServiceItem response : responses) {
+
+            StringBuilder data = new StringBuilder();
+
+            if (response.extraData() != null) {
+                for (Map.Entry<String, Object> entry : response.extraData().entrySet()) {
+                    if (!data.isEmpty()) {
+                        data.append(" \n");
+                    }
+                    data.append(entry.getKey());
+                    data.append(": ");
+                    data.append(entry.getValue());
+                }
+            }
+
+            Map<String, Object> metadata = new HashMap<>();
+            metadata.put("connectionId", connectionId);
+            metadata.put("serviceType", serviceType.name());
+            metadata.put("id", response.id());
+            metadata.put("title", response.title());
+            metadata.put("description", response.description());
+            metadata.put("extraData", data.toString());
+
+            mappedResponse.add(new Document(connectionId + ":" + response.id(), "Title: "
+                    + response.title()
+                    + (response.description() != null ? "\n Description: " + response.description()
+                            : "")
+                    + (!data.isEmpty() ? "\n Extradata: " + data.toString() : ""), metadata));
+        }
+        vectorStore.add(mappedResponse);
+    }
+
+}

backend/src/main/java/com/vaessl/app/search/HomeboxAiSearchProvider.java

@@ -0,0 +1,22 @@
+package com.vaessl.app.search;
+
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.stereotype.Component;
+import com.vaessl.app.shared.ServiceItem;
+import com.vaessl.app.shared.ServiceType;
+
+@Component
+public class HomeboxAiSearchProvider implements SearchProvider {
+
+    @Override
+    public ServiceType getServiceType() {
+        return ServiceType.HOMEBOX;
+    }
+
+    @Override
+    public Page<ServiceItem> getSearchResults(SearchRequest request, Pageable pageable) {
+        // TODO Auto-generated method stub
+        throw new UnsupportedOperationException("Unimplemented method 'getSearchResults'");
+    }
+}

backend/src/main/java/com/vaessl/app/search/HomeboxSyncService.java

@@ -0,0 +1,8 @@
+package com.vaessl.app.search;
+
+import org.springframework.stereotype.Service;
+
+@Service
+public class HomeboxSyncService {
+    
+}

backend/src/main/java/com/vaessl/app/search/PagedSearchResponse.java

@@ -4,11 +4,11 @@ import java.util.List;
 import org.springframework.data.domain.Page;
 
 public record PagedSearchResponse<T>(List<T> content, int page, int pageSize, long totalElements,
-        boolean first, boolean last, String sort) {
+        boolean first, boolean last, String sort, String summary) {
 
     public static <T> PagedSearchResponse<T> from(Page<T> pageResult) {
         return new PagedSearchResponse<>(pageResult.getContent(), pageResult.getNumber(),
                 pageResult.getSize(), pageResult.getTotalElements(), pageResult.isFirst(),
-                pageResult.isLast(), pageResult.getSort().toString());
+                pageResult.isLast(), pageResult.getSort().toString(), null);
     }
 }

backend/src/main/java/com/vaessl/app/search/SearchRequest.java

@@ -5,5 +5,5 @@ import jakarta.validation.constraints.NotBlank;
 import jakarta.validation.constraints.NotNull;
 
 public record SearchRequest(@NotBlank String appUrl, @NotBlank String username, String query,
-        @NotNull ServiceType serviceType) {
+        @NotNull ServiceType serviceType, boolean aiSearch) {
 }