Suggestions UI - expandable item

ios/chrome/browser/ui/suggestions/suggestions_data_source.mm

Index: ios/chrome/browser/ui/suggestions/suggestions_data_source.mm
diff --git a/ios/chrome/browser/ui/suggestions/suggestions_data_source.mm b/ios/chrome/browser/ui/suggestions/suggestions_data_source.mm
index 31df618a150192f1faae3d9b3c66e168f16b4413..f79fc8ac55da536bff293340ceed357f2c0c0c28 100644
--- a/ios/chrome/browser/ui/suggestions/suggestions_data_source.mm
+++ b/ios/chrome/browser/ui/suggestions/suggestions_data_source.mm
@@ -4,9 +4,11 @@
 
 #import "ios/chrome/browser/ui/suggestions/suggestions_data_source.h"
 
+#include "base/mac/foundation_util.h"
 #import "ios/chrome/browser/ui/collection_view/collection_view_controller.h"
 #import "ios/chrome/browser/ui/collection_view/collection_view_model.h"
 #import "ios/chrome/browser/ui/suggestions/suggestions_article_item.h"
+#import "ios/chrome/browser/ui/suggestions/suggestions_expandable_item.h"
 #import "ios/chrome/browser/ui/suggestions/suggestions_item.h"
 
 #if !defined(__has_feature) || !__has_feature(objc_arc)
@@ -47,6 +49,17 @@ typedef NS_ENUM(NSInteger, ItemType) {
           addObject:[[SuggestionsItem alloc] initWithType:ItemTypeText
                                                     title:@"The title"
                                                  subtitle:@"The subtitle"]];
+      [arrayToAdd
+          addObject:[[SuggestionsExpandableItem alloc]
+                        initWithType:ItemTypeExpand
+                               title:@"Title of an Expandable Article"

[lpromero, 2017/01/11 13:19:20]

Can you add a bug to track removing these? I guess to be functional, you'll need
to remove these at some point, but it would be good to track it.

[gambard, 2017/01/12 14:39:40]

Well the bug for creating the suggestions UI should be sufficient. This clearly
prevent a correct UI to be implemented.

+                            subtitle:@"This Article can be expanded to display "
+                                     @"addition information or interaction "
+                                     @"options"
+                               image:[UIImage imageNamed:@"distillation_fail"]
+                          detailText:@"Details shown only when the article is "
+                                     @"expanded. It can be displayed on "
+                                     @"multiple lines."]];
       [_items addObject:arrayToAdd];
     }
   }
@@ -67,6 +80,11 @@ typedef NS_ENUM(NSInteger, ItemType) {
   for (NSMutableArray<CollectionViewItem*>* arrayWithItems in _items) {
     [model addSectionWithIdentifier:sectionIdentifier];
     for (CollectionViewItem* item in arrayWithItems) {
+      if ([item isKindOfClass:[SuggestionsExpandableItem class]]) {
+        SuggestionsExpandableItem* expandableItem =
+            base::mac::ObjCCastStrict<SuggestionsExpandableItem>(item);
+        expandableItem.collectionView = collectionViewController.collectionView;
+      }
       [model addItem:item toSectionWithIdentifier:sectionIdentifier];
     }
     sectionIdentifier++;