Open Reading List on tap on More

ios/chrome/browser/content_suggestions/content_suggestions_mediator.mm

Index: ios/chrome/browser/content_suggestions/content_suggestions_mediator.mm
diff --git a/ios/chrome/browser/content_suggestions/content_suggestions_mediator.mm b/ios/chrome/browser/content_suggestions/content_suggestions_mediator.mm
index 930f2111c407ceb44314ac1fdd3327426b30e732..6730853237f1eecb1f37745619f75f2f1913b29d 100644
--- a/ios/chrome/browser/content_suggestions/content_suggestions_mediator.mm
+++ b/ios/chrome/browser/content_suggestions/content_suggestions_mediator.mm
@@ -15,6 +15,7 @@
 #import "ios/chrome/browser/content_suggestions/content_suggestions_category_wrapper.h"
 #import "ios/chrome/browser/content_suggestions/content_suggestions_service_bridge_observer.h"
 #import "ios/chrome/browser/ui/content_suggestions/content_suggestion.h"
+#import "ios/chrome/browser/ui/content_suggestions/content_suggestions_commands.h"
 #import "ios/chrome/browser/ui/content_suggestions/content_suggestions_data_sink.h"
 #import "ios/chrome/browser/ui/content_suggestions/content_suggestions_image_fetcher.h"
 #import "ios/chrome/browser/ui/content_suggestions/identifier/content_suggestion_identifier.h"
@@ -170,6 +171,7 @@ ntp_snippets::ContentSuggestion::ID SuggestionIDForSectionID(
 @synthesize dataSink = _dataSink;
 @synthesize sectionInformationByCategory = _sectionInformationByCategory;
 @synthesize attributesProvider = _attributesProvider;
+@synthesize commandHandler = _commandHandler;
 
 #pragma mark - Public
 
@@ -247,19 +249,39 @@ initWithContentService:(ntp_snippets::ContentSuggestionsService*)contentService
   ContentSuggestionsCategoryWrapper* wrapper =
       [self categoryWrapperForSectionInfo:sectionInfo];
 
-  __weak ContentSuggestionsMediator* weakSelf = self;
-  ntp_snippets::FetchDoneCallback serviceCallback = base::Bind(
-      &BindWrapper,
-      base::BindBlockArc(^void(
-          ntp_snippets::Status status,
-          const std::vector<ntp_snippets::ContentSuggestion>& suggestions) {
-        [weakSelf didFetchMoreSuggestions:suggestions
-                           withStatusCode:status
-                                 callback:callback];
-      }));
+  base::Optional<ntp_snippets::CategoryInfo> categoryInfo =
+      self.contentService->GetCategoryInfo([wrapper category]);
 
-  self.contentService->Fetch([wrapper category], known_suggestion_ids,
-                             serviceCallback);
+  if (categoryInfo) {

[stkhapugin, 2017/04/05 13:06:02]

nit: if (!categoryInfo) { return; } // to avoid identation

[gambard, 2017/04/05 15:30:17]

Done.

+    switch (categoryInfo->additional_action()) {
+      case ntp_snippets::ContentSuggestionsAdditionalAction::NONE:
+        return;
+
+      case ntp_snippets::ContentSuggestionsAdditionalAction::VIEW_ALL:
+        if ([wrapper category].IsKnownCategory(
+                ntp_snippets::KnownCategories::READING_LIST)) {
+          [self.commandHandler openReadingList];
+        }
+        break;
+
+      case ntp_snippets::ContentSuggestionsAdditionalAction::FETCH: {
+        __weak ContentSuggestionsMediator* weakSelf = self;
+        ntp_snippets::FetchDoneCallback serviceCallback =
+            base::Bind(&BindWrapper,
+                       base::BindBlockArc(^void(
+                           ntp_snippets::Status status,
+                           const std::vector<ntp_snippets::ContentSuggestion>&
+                               suggestions) {
+                         [weakSelf didFetchMoreSuggestions:suggestions
+                                            withStatusCode:status
+                                                  callback:callback];
+                       }));
+
+        self.contentService->Fetch([wrapper category], known_suggestion_ids,
+                                   serviceCallback);

[stkhapugin, 2017/04/05 13:06:02]

break;

[gambard, 2017/04/05 15:30:17]

Done.

+      }
+    }
+  }
 }
 
 - (void)fetchFaviconAttributesForURL:(const GURL&)URL