Add doesSelectionHaveOverlap

ios/ReactNativeDeviceActivityModule.swift

@@ -210,6 +210,51 @@ public class ReactNativeDeviceActivityModule: Module {
       return filteredDict
     }
 
+      Function("doesSelectionHaveOverlap") { (familyActivitySelections: [String]) in
+          let decodedFamilyActivitySelections: [FamilyActivitySelection] = familyActivitySelections.map { familyActivitySelection in
+            let decoder = JSONDecoder()
+            let data = Data(base64Encoded: familyActivitySelection)
+            do {
+              let activitySelection = try decoder.decode(FamilyActivitySelection.self, from: data!)
+              return activitySelection
+            }
+            catch {
+              return FamilyActivitySelection()
+            }
+          }
+
+          let hasOverlap = decodedFamilyActivitySelections.contains { selection in
+              return decodedFamilyActivitySelections.contains { compareWith in
+                  // if it's the same instance - skip comparison
+                  if(compareWith == selection){
+                      return false
+                  }
+
+                  if(compareWith.applicationTokens.contains(where: { token in
+                      return selection.applicationTokens.contains(token)
+                  } )){
+                      return true
+                  }
+
+                  if(compareWith.categoryTokens.contains(where: { token in
+                      return selection.categoryTokens.contains(token)
+                  } )){
+                      return true
+                  }
+
+                  if(compareWith.webDomainTokens.contains(where: { token in
+                      return selection.webDomainTokens.contains(token)
+                  } )){
+                      return true
+                  }
+
+                  return false
+              }
+          }
+
+          return hasOverlap
+      }
+
       Function("authorizationStatus") {
           let currentStatus = AuthorizationCenter.shared.authorizationStatus
 

src/ReactNativeDeviceActivity.types.ts

@@ -91,6 +91,9 @@ export type ReactNativeDeviceActivityNativeModule = {
   revokeAuthorization: () => PromiseLike<void> | void;
   blockAllApps: () => PromiseLike<void> | void;
   unblockApps: () => PromiseLike<void> | void;
+  doesSelectionHaveOverlap: (
+    familyActivitySelections: FamilyActivitySelection[],
+  ) => boolean;
   updateShieldConfiguration: (
     shieldConfiguration: ShieldConfiguration,
   ) => PromiseLike<void> | void;

src/ReactNativeDeviceActivityModule.ts

@@ -18,10 +18,16 @@ const warnFnNumber = () => {
   return 0;
 };
 
+const warnFnBoolean = () => {
+  console.warn(warnText);
+  return false;
+};
+
 const mockModule: ReactNativeDeviceActivityNativeModule & ProxyNativeModule = {
   isAvailable: () => false,
   requestAuthorization: warnFn,
   revokeAuthorization: warnFn,
+  doesSelectionHaveOverlap: warnFnBoolean,
   updateShieldConfiguration: warnFn,
   unblockApps: warnFn,
   blockAllApps: warnFn,