Add More action to Content Suggestions

ios/chrome/browser/content_suggestions/content_suggestions_mediator.mm

 // Copyright 2017 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #import "ios/chrome/browser/content_suggestions/content_suggestions_mediator.h"
 
 #include "base/mac/bind_objc_block.h"
 #include "base/memory/ptr_util.h"
 #include "base/optional.h"
 #include "base/strings/sys_string_conversions.h"
 #include "components/ntp_snippets/category.h"
 #include "components/ntp_snippets/content_suggestion.h"
 #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_suggestion_identifier.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/content_suggestions_section_information.h"
+#include "ios/chrome/grit/ios_strings.h"
+#include "ui/base/l10n/l10n_util_mac.h"
 #include "ui/gfx/image/image.h"
 
 #if !defined(__has_feature) || !__has_feature(objc_arc)
 #error "This file requires ARC support."
 #endif
 
 namespace {
 
 // TODO(crbug.com/701275): Once base::BindBlock supports the move semantics,
 // remove this wrapper.
@@ skipping 61 matching lines @@
     const ntp_snippets::Category& category) {
   ContentSuggestionsSectionInformation* sectionInfo =
       [[ContentSuggestionsSectionInformation alloc]
           initWithSectionID:SectionIDForCategory(category)];
   if (categoryInfo) {
     sectionInfo.layout = SectionLayoutForLayout(categoryInfo->card_layout());
     if (categoryInfo->show_if_empty()) {
       // TODO(crbug.com/686728): Creates an item to display information when the
       // section is empty.
     }
+    if (categoryInfo->has_fetch_action()) {
+      sectionInfo.footerTitle =
+          l10n_util::GetNSString(IDS_IOS_CONTENT_SUGGESTIONS_FOOTER_TITLE);
+    }
     sectionInfo.title = base::SysUTF16ToNSString(categoryInfo->title());
   }
   return sectionInfo;
 }
 
 // Returns a ntp_snippets::ID based on a Objective-C Category and the ID in the
 // category.
 ntp_snippets::ContentSuggestion::ID SuggestionIDForSectionID(
     ContentSuggestionsCategoryWrapper* category,
     const std::string& id_in_category) {
@@ skipping 248 matching lines @@
         [NSMutableArray array];
     ntp_snippets::Category category = suggestions[0].id().category();
     [self addSuggestions:suggestions
             fromCategory:category
                  toArray:contentSuggestions];
     callback(contentSuggestions);
   }
 }
 
 @end