Add context menu for ContentSuggestions

ios/chrome/browser/content_suggestions/content_suggestions_coordinator.mm

Index: ios/chrome/browser/content_suggestions/content_suggestions_coordinator.mm
diff --git a/ios/chrome/browser/content_suggestions/content_suggestions_coordinator.mm b/ios/chrome/browser/content_suggestions/content_suggestions_coordinator.mm
index 21272d819e4c7a0cbe7c86826151000666af5cc3..e7ac5c60e2489cd53b3c5364080f4d729cd2da5d 100644
--- a/ios/chrome/browser/content_suggestions/content_suggestions_coordinator.mm
+++ b/ios/chrome/browser/content_suggestions/content_suggestions_coordinator.mm
@@ -5,27 +5,43 @@
 #import "ios/chrome/browser/content_suggestions/content_suggestions_coordinator.h"
 
 #include "base/mac/scoped_nsobject.h"
+#include "base/strings/sys_string_conversions.h"
 #import "ios/chrome/browser/content_suggestions/content_suggestions_mediator.h"
 #include "ios/chrome/browser/ntp_snippets/ios_chrome_content_suggestions_service_factory.h"
+#import "ios/chrome/browser/ui/alert_coordinator/action_sheet_coordinator.h"
+#import "ios/chrome/browser/ui/content_suggestions/content_suggestions_article_item.h"
 #import "ios/chrome/browser/ui/content_suggestions/content_suggestions_commands.h"
 #import "ios/chrome/browser/ui/content_suggestions/content_suggestions_view_controller.h"
+#import "ios/chrome/browser/ui/url_loader.h"
 #include "ios/chrome/grit/ios_strings.h"
+#include "ios/web/public/referrer.h"
 #include "ui/base/l10n/l10n_util.h"
+#include "ui/strings/grit/ui_strings.h"
 
 #if !defined(__has_feature) || !__has_feature(objc_arc)
 #error "This file requires ARC support."
 #endif
 
 @interface ContentSuggestionsCoordinator ()<ContentSuggestionsCommands> {
-  UINavigationController* _navigationController;
   ContentSuggestionsMediator* _contentSuggestionsMediator;
 }
 
+@property(nonatomic, strong) AlertCoordinator* alertCoordinator;
+@property(nonatomic, strong) UINavigationController* navigationController;
+@property(nonatomic, strong)
+    ContentSuggestionsViewController* suggestionsViewController;
+
+- (void)openNewTabWithURL:(const GURL&)URL incognito:(BOOL)incognito;
+
 @end
 
 @implementation ContentSuggestionsCoordinator
 
+@synthesize alertCoordinator = _alertCoordinator;
 @synthesize browserState = _browserState;
+@synthesize navigationController = _navigationController;
+@synthesize suggestionsViewController = _suggestionsViewController;
+@synthesize URLLoader = _URLLoader;
 @synthesize visible = _visible;
 
 - (void)start {
@@ -41,16 +57,15 @@
       initWithContentService:IOSChromeContentSuggestionsServiceFactory::
                                  GetForBrowserState(self.browserState)];
 
-  ContentSuggestionsViewController* suggestionsViewController =
-      [[ContentSuggestionsViewController alloc]
-          initWithStyle:CollectionViewControllerStyleDefault
-             dataSource:_contentSuggestionsMediator];
+  self.suggestionsViewController = [[ContentSuggestionsViewController alloc]
+      initWithStyle:CollectionViewControllerStyleDefault
+         dataSource:_contentSuggestionsMediator];
 
-  suggestionsViewController.suggestionCommandHandler = self;
+  self.suggestionsViewController.suggestionCommandHandler = self;
   _navigationController = [[UINavigationController alloc]
-      initWithRootViewController:suggestionsViewController];
+      initWithRootViewController:self.suggestionsViewController];
 
-  suggestionsViewController.navigationItem.leftBarButtonItem =
+  self.suggestionsViewController.navigationItem.leftBarButtonItem =
       [[UIBarButtonItem alloc]
           initWithTitle:l10n_util::GetNSString(IDS_IOS_SUGGESTIONS_DONE)
                   style:UIBarButtonItemStylePlain
@@ -63,10 +78,10 @@
 }
 
 - (void)stop {
-  [[_navigationController presentingViewController]
+  [[self.navigationController presentingViewController]
       dismissViewControllerAnimated:YES
                          completion:nil];
-  _navigationController = nil;
+  self.navigationController = nil;
   _visible = NO;
 }
 
@@ -84,7 +99,86 @@
 - (void)openFaviconAtIndex:(NSInteger)index {
 }
 
-- (void)openURL:(const GURL&)url {
+- (void)openURL:(const GURL&)URL {
+  // TODO(crbug.com/691979): Add metrics.
+
+  [self.URLLoader loadURL:URL
+                 referrer:web::Referrer()
+               transition:ui::PAGE_TRANSITION_AUTO_BOOKMARK
+        rendererInitiated:NO];
+
+  [self stop];
+}
+
+- (void)displayContextMenuForArticle:(ContentSuggestionsArticleItem*)articleItem
+                             atPoint:(CGPoint)touchLocation {
+  NSString* urlString = base::SysUTF8ToNSString(articleItem.articleURL.spec());
+  self.alertCoordinator = [[ActionSheetCoordinator alloc]
+      initWithBaseViewController:self.navigationController
+                           title:articleItem.title
+                         message:urlString
+                            rect:CGRectMake(touchLocation.x, touchLocation.y, 0,
+                                            0)
+                            view:self.suggestionsViewController.collectionView];
+
+  __weak ContentSuggestionsCoordinator* weakSelf = self;
+  GURL articleURL = articleItem.articleURL;
+
+  NSString* openInNewTabTitle =
+      l10n_util::GetNSString(IDS_IOS_CONTENT_CONTEXT_OPENLINKNEWTAB);
+  [self.alertCoordinator
+      addItemWithTitle:openInNewTabTitle
+                action:^{
+                  // TODO(crbug.com/691979): Add metrics.
+                  [weakSelf openNewTabWithURL:articleURL incognito:NO];
+                }
+                 style:UIAlertActionStyleDefault];
+
+  NSString* openInNewTabIncognitoTitle =
+      l10n_util::GetNSString(IDS_IOS_CONTENT_CONTEXT_OPENLINKNEWINCOGNITOTAB);
+  [self.alertCoordinator
+      addItemWithTitle:openInNewTabIncognitoTitle
+                action:^{
+                  // TODO(crbug.com/691979): Add metrics.
+                  [weakSelf openNewTabWithURL:articleURL incognito:YES];
+                }
+                 style:UIAlertActionStyleDefault];
+
+  NSString* deleteTitle =
+      l10n_util::GetNSString(IDS_IOS_CONTENT_SUGGESTIONS_DELETE);
+  [self.alertCoordinator addItemWithTitle:deleteTitle
+                                   action:^{
+                                     // TODO(crbug.com/691979): Add metrics.
+                                     [weakSelf removeEntry];
+                                   }
+                                    style:UIAlertActionStyleDefault];
+
+  [self.alertCoordinator addItemWithTitle:l10n_util::GetNSString(IDS_APP_CANCEL)
+                                   action:^{
+                                     // TODO(crbug.com/691979): Add metrics.
+                                   }
+                                    style:UIAlertActionStyleCancel];
+
+  [self.alertCoordinator start];
+}
+
+#pragma mark - Private
+
+- (void)openNewTabWithURL:(const GURL&)URL incognito:(BOOL)incognito {
+  // TODO(crbug.com/691979): Add metrics.
+
+  [self.URLLoader webPageOrderedOpen:URL
+                            referrer:web::Referrer()
+                          windowName:nil
+                         inIncognito:incognito
+                        inBackground:NO
+                            appendTo:kLastTab];
+
+  [self stop];
+}
+
+- (void)removeEntry {
+  // TODO(crbug.com/691979): Add metrics.
 }
 
 @end