feat: align DDS with common permission and vector flow

dds-backoffice/src/main/java/com/cloudhandson/ddsbackoffice/web/DdsProtectionController.java

@@ -0,0 +1,55 @@
+package com.cloudhandson.ddsbackoffice.web;
+
+import com.cloudhandson.ddsbackoffice.config.DdsProperties;
+import com.cloudhandson.ddsbackoffice.service.DdsQueryService;
+import com.cloudhandson.vpdbackoffice.domain.permission.PermissionView;
+import com.cloudhandson.vpdbackoffice.service.PermissionService;
+import java.util.List;
+import org.springframework.dao.DataAccessException;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.servlet.view.RedirectView;
+
+/** DDS equivalent of the VPD protection-connection step. */
+@Controller
+public class DdsProtectionController {
+
+  private static final String MANAGEMENT_OBJECT = "CB_VECTOR_SEARCH_DOCUMENTS";
+
+  private final PermissionService permissionService;
+  private final DdsProperties properties;
+  private final DdsQueryService queryService;
+
+  public DdsProtectionController(
+      PermissionService permissionService,
+      DdsProperties properties,
+      DdsQueryService queryService
+  ) {
+    this.permissionService = permissionService;
+    this.properties = properties;
+    this.queryService = queryService;
+  }
+
+  @GetMapping("/vpd-policies")
+  public String page(Model model) {
+    model.addAttribute("ddsVectorObject", properties.vectorObject());
+    model.addAttribute("managementObject", MANAGEMENT_OBJECT);
+    model.addAttribute("ddsUsers", queryService.users());
+    try {
+      List<PermissionView> permissions = permissionService.findPermissionViews().stream()
+          .filter(permission -> MANAGEMENT_OBJECT.equalsIgnoreCase(permission.objectName()))
+          .toList();
+      model.addAttribute("permissions", permissions);
+    } catch (DataAccessException exception) {
+      model.addAttribute("permissions", List.of());
+      model.addAttribute("runtimeError", exception.getMessage());
+    }
+    return "vpd-policies";
+  }
+
+  @GetMapping("/vpd-filter-policies")
+  public RedirectView filterPolicies() {
+    return new RedirectView("/vpd-policies");
+  }
+}