[M111] Add openWebFeed command implementation.

Direct copy of https://chromium-review.googlesource.com/c/chromium/src/+/4028845

(cherry picked from commit 104b927)

Bug: 1380541
Change-Id: I8bb66b696256c58b080be32c1a18fcd28e444f59
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4205190
Commit-Queue: Sophey Dong <sophey@chromium.org>
Reviewed-by: Carlos Knippschild <carlosk@chromium.org>
Cr-Original-Commit-Position: refs/heads/main@{#1098898}
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4220051
Reviewed-by: Peter Williamson <petewil@chromium.org>
Cr-Commit-Position: refs/branch-heads/5563@{#121}
Cr-Branched-From: 3ac59a6-refs/heads/main@{#1097615}

chrome/android/java/src/org/chromium/chrome/browser/app/creator/CreatorActionDelegateImpl.java

@@ -86,6 +86,11 @@ public void openCrow(String url) {
         // Unused; feature is deprecated and does not launch from the feed.
     }
 
+    @Override
+    public void openWebFeed(String webFeedName) {
+        // Unused; the Creator feed does not need to navigate to another feed.
+    }
+
     @Override
     public void onContentsChanged() {
         // Not sure if this needs to be implemented.

chrome/android/java/src/org/chromium/chrome/browser/app/feed/FeedActionDelegateImpl.java

@@ -5,10 +5,12 @@
 package org.chromium.chrome.browser.app.feed;
 
 import android.content.Context;
+import android.content.Intent;
 
 import org.chromium.base.Callback;
 import org.chromium.base.FeatureList;
 import org.chromium.base.ThreadUtils;
+import org.chromium.chrome.browser.app.creator.CreatorActivity;
 import org.chromium.chrome.browser.bookmarks.BookmarkModel;
 import org.chromium.chrome.browser.bookmarks.BookmarkUtils;
 import org.chromium.chrome.browser.feed.FeedActionDelegate;
@@ -131,6 +133,20 @@ public void openCrow(String url) {
         }
     }
 
+    @Override
+    public void openWebFeed(String webFeedName) {
+        if (!FeatureList.isInitialized()
+                || !ChromeFeatureList.isEnabled(ChromeFeatureList.CORMORANT)) {
+            return;
+        }
+
+        assert ThreadUtils.runningOnUiThread();
+        Class<?> creatorActivityClass = CreatorActivity.class;
+        Intent intent = new Intent(mActivityContext, creatorActivityClass);
+        intent.putExtra("CREATOR_WEB_FEED_ID", webFeedName);
+        mActivityContext.startActivity(intent);
+    }
+
     @Override
     public void onContentsChanged() {}
 

chrome/android/junit/src/org/chromium/chrome/browser/feed/FeedActionDelegateImplTest.java

@@ -9,15 +9,20 @@
 import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.verify;
 
+import android.content.Context;
+import android.content.Intent;
+
 import com.google.common.collect.ImmutableMap;
 
+import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
+import org.mockito.ArgumentCaptor;
+import org.mockito.Captor;
 import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
 
-import org.chromium.base.ContextUtils;
 import org.chromium.base.FeatureList;
 import org.chromium.base.test.BaseRobolectricTestRunner;
 import org.chromium.chrome.browser.app.feed.FeedActionDelegateImpl;
@@ -46,19 +51,25 @@ public final class FeedActionDelegateImplTest {
     @Mock
     private BookmarkModel mMockBookmarkModel;
 
+    @Mock
+    private Context mActivityContext;
+
     @Mock
     private CrowButtonDelegate mMockCrowButtonDelegate;
 
+    @Captor
+    ArgumentCaptor<Intent> mIntentCaptor;
+
     private FeedActionDelegateImpl mFeedActionDelegateImpl;
 
     @Before
     public void setUp() {
         MockitoAnnotations.initMocks(this);
 
         SyncConsentActivityLauncherImpl.setLauncherForTest(mMockSyncConsentActivityLauncher);
-        mFeedActionDelegateImpl = new FeedActionDelegateImpl(ContextUtils.getApplicationContext(),
-                mMockSnackbarManager, mMockNavigationDelegate, mMockBookmarkModel,
-                mMockCrowButtonDelegate, BrowserUiUtils.HostSurface.NOT_SET);
+        mFeedActionDelegateImpl = new FeedActionDelegateImpl(mActivityContext, mMockSnackbarManager,
+                mMockNavigationDelegate, mMockBookmarkModel, mMockCrowButtonDelegate,
+                BrowserUiUtils.HostSurface.NOT_SET);
     }
 
     @Test
@@ -78,4 +89,22 @@ public void testShowSignInActivity_dontShowWhenFlagDisabled() {
         verify(mMockSyncConsentActivityLauncher, never())
                 .launchActivityIfAllowed(any(), eq(SigninAccessPoint.NTP_CONTENT_SUGGESTIONS));
     }
+
+    @Test
+    public void testOpenWebFeed_enabledWhenCormorantFlagEnabled() {
+        FeatureList.setTestFeatures(ImmutableMap.of(ChromeFeatureList.CORMORANT, true));
+
+        mFeedActionDelegateImpl.openWebFeed("SomeFeedName");
+
+        verify(mActivityContext).startActivity(mIntentCaptor.capture());
+        Assert.assertEquals("Feed ID not passed correctly.", "SomeFeedName",
+                mIntentCaptor.getValue().getStringExtra("CREATOR_WEB_FEED_ID"));
+    }
+
+    @Test
+    public void testOpenWebFeed_disabledWhenCormorantFlagDisabled() {
+        FeatureList.setTestFeatures(ImmutableMap.of(ChromeFeatureList.CORMORANT, false));
+        mFeedActionDelegateImpl.openWebFeed("SomeFeedName");
+        verify(mActivityContext, never()).startActivity(any());
+    }
 }

chrome/browser/feed/android/java/src/org/chromium/chrome/browser/feed/FeedActionDelegate.java

@@ -50,6 +50,12 @@ void openSuggestionUrl(int disposition, LoadUrlParams params, boolean inGroup,
      */
     void openCrow(String url);
 
+    /**
+     * Opens a specific WebFeed by name.
+     * @param webFeedName the relevant web feed name.
+     */
+    void openWebFeed(String webFeedName);
+
     //
     // Optional methods for handing events.
     //

chrome/browser/feed/android/java/src/org/chromium/chrome/browser/feed/FeedStream.java

@@ -323,6 +323,11 @@ public void updateWebFeedFollowState(WebFeedFollowUpdate update) {
             }
         }
 
+        @Override
+        public void openWebFeed(String webFeedName) {
+            mActionDelegate.openWebFeed(webFeedName);
+        }
+
         private void openSuggestionUrl(
                 String url, int disposition, boolean inGroup, OpenUrlOptions openOptions) {
             boolean inNewTab = (disposition == WindowOpenDisposition.NEW_BACKGROUND_TAB

chrome/browser/xsurface/android/java/src/org/chromium/chrome/browser/xsurface/SurfaceActionsHandler.java

@@ -181,6 +181,12 @@ default int webFeedChangeReason() {
      */
     default void updateWebFeedFollowState(WebFeedFollowUpdate update) {}
 
+    /**
+     * Opens a specific WebFeed by name.
+     * @param webFeedName the relevant web feed name.
+     */
+    default void openWebFeed(String webFeedName) {}
+
     /**
      * Navigates a new tab in group to a particular URL.
      * @param url The url for which to navigate.