Refactor list options by keys

src/main/java/run/halo/app/controller/admin/api/OptionController.java

@@ -1,6 +1,7 @@
 package run.halo.app.controller.admin.api;
 
 import io.swagger.annotations.ApiOperation;
+import org.springframework.util.CollectionUtils;
 import org.springframework.web.bind.annotation.*;
 import run.halo.app.model.dto.OptionDTO;
 import run.halo.app.model.params.OptionParam;
@@ -38,12 +39,17 @@ public class OptionController {
 
     @GetMapping("map_view")
     @ApiOperation("Lists all options with map view")
-    public Map<String, Object> listAllWithMapView() {
-        return optionService.listOptions();
+    public Map<String, Object> listAllWithMapView(@RequestParam(value = "key", required = false) List<String> keys) {
+        if (CollectionUtils.isEmpty(keys)) {
+            return optionService.listOptions();
+        }
+
+        return optionService.listOptions(keys);
     }
 
     @GetMapping("map_keys")
     @ApiOperation("List all of options by keys")
+    @Deprecated
     public Map<String, Object> listByKeysWithMapView(@RequestParam(value = "keys") String keys) {
         return optionService.listByKeys(keys);
     }

src/main/java/run/halo/app/service/OptionService.java

@@ -73,6 +73,9 @@ public interface OptionService extends CrudService<Option, Integer> {
     @NonNull
     Map<String, Object> listOptions();
 
+    @NonNull
+    Map<String, Object> listOptions(List<String> keys);
+
     /**
      * List by keys
      *
@@ -80,6 +83,7 @@ public interface OptionService extends CrudService<Option, Integer> {
      * @return Map
      */
     @NonNull
+    @Deprecated
     Map<String, Object> listByKeys(String params);
 
     /**

src/main/java/run/halo/app/service/impl/OptionServiceImpl.java

@@ -178,6 +178,23 @@ public class OptionServiceImpl extends AbstractCrudService<Option, Integer> impl
         });
     }
 
+    @Override
+    public Map<String, Object> listOptions(List<String> keys) {
+        if (CollectionUtils.isEmpty(keys)) {
+            return Collections.emptyMap();
+        }
+
+        Map<String, Object> optionMap = listOptions();
+
+        Map<String, Object> result = new HashMap<>(keys.size());
+
+        keys.stream()
+                .filter(optionMap::containsKey)
+                .forEach(key -> result.put(key, optionMap.get(key)));
+
+        return result;
+    }
+
     @Override
     public Map<String, Object> listByKeys(String params) {
         Assert.notNull(params, "Keys must not be null");